2020-Gmc-Terrain-Owners-Manual.Pdf

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84314746 B Insert to the 2020 GMC Terrain/Terrain Denali Owner's Manual - 2020 - Insert - 1/13/20

Insert to the 2020 GMC Terrain/Terrain Denali Owner's Manual This information replaces the If driving for a long distance, on information under “Roof Rack Warning (Continued) rough roads, or at high speeds, System” found in the Storage occasionally stop the vehicle to Section of the owner’s manual. windows. Never load cargo make sure the cargo remains in its The vehicle is equipped with directly on the roof of the vehicle place. or allow cargo to hang over the side-rails for a roof rack system. Cargo Weight Limits Cargo must be secured with rear or sides of the vehicle. Never properly installed cross rails and load cargo without first properly Do not exceed the maximum cargo other accessories designed to carry installing cross rails and other weight for the roof rack system, cargo. These can be purchased accessories designed to carry including the weight of the cross from your dealer. cargo. Personal injury, death or rails and any other accessories damage to the vehicle or other used to carry the cargo such as bike racks or roof boxes. { Warning property may occur. For all trim levels except Denali, the Before driving and occasionally maximum cargo weight that can be during a trip, check that cargo is loaded onto the roof rack system is securely fastened, rests evenly 100 kg (220 lb). between the cross rails and does For Denali, the maximum weight is not block the vehicle's lamps or as follows: (Continued) Front-Wheel Drive . With Sunroof: 40 kg (88 lb) . Without Sunroof: 65 kg (143 lb)

2 All-Wheel Drive The weight of any cargo carried on . With Sunroof: 25 kg (55 lb) the roof rack system must be included in calculating the loaded . Without Sunroof: 50 kg (110 lb) weight of the vehicle. Do not exceed the maximum vehicle capacity when { Warning loading the vehicle, including cargo carried on the roof rack system, Never load the roof rack with passengers and cargo carried in the more weight than specified in this vehicle. For more information on section or in the instructions that vehicle capacity and loading, see came with cross rails and other Vehicle Load Limits. roof rack accessories, whichever is less. Loading cargo on the roof rack will make the vehicle's center of gravity higher. To avoid losing control of the vehicle, avoid high speeds, sudden starts, sharp turns, sudden braking, or abrupt maneuvers when carrying cargo on the roof rack. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Contents Introduction ...... 2 Keys, Doors, and Windows ...... 7 Seats and Restraints ...... 36 Storage ...... 90 Instruments and Controls ...... 94 Lighting ...... 144 Infotainment System ...... 152 Climate Controls ...... 153 Driving and Operating ...... 161 Vehicle Care ...... 273 Service and Maintenance . . . . . 366 Technical Data ...... 381 Customer Information ...... 385 Reporting Safety Defects ...... 395 OnStar ...... 399 Connected Services ...... 407 Index ...... 410 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

2 Introduction Introduction This manual describes features that Canadian Vehicle Owners may or may not be on the vehicle because of optional equipment that A French language manual can be was not purchased on the vehicle, obtained from your dealer, at model variants, country www.helminc.com, or from: specifications, features/applications Propriétaires Canadiens that may not be available in your region, or changes subsequent to On peut obtenir un exemplaire de the printing of this owner’s manual. ce guide en français auprès du The names, logos, emblems, concessionnaire ou à l'adresse Refer to the purchase suivante: slogans, vehicle model names, and documentation relating to your vehicle body designs appearing in specific vehicle to confirm the Helm, Incorporated this manual including, but not limited features. Attention: Customer Service to, GM, the GM logo, GMC, the 47911 Halyard Drive GMC Truck Emblem, TERRAIN, and Keep this manual in the vehicle for Plymouth, MI 48170 DENALI are trademarks and/or quick reference. USA service marks of General Motors LLC, its subsidiaries, affiliates, Using this Manual or licensors. To quickly locate information about For vehicles first sold in Canada, the vehicle, use the Index in the substitute the name “General back of the manual. It is an Motors of Canada Company” for alphabetical list of what is in the GMC Motor Division wherever it manual and the page number where appears in this manual. it can be found.

Litho in U.S.A. Part No. 84314746 B Second Printing © 2019 General Motors LLC. All Rights Reserved. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Introduction 3 About Driving the Vehicle Symbols { Warning As with other vehicles of this type, The vehicle has components and failure to operate this vehicle Warning indicates a hazard that labels that use symbols instead of correctly may result in loss of could result in injury or death. text. Symbols are shown along with control or a crash. Be sure to read the text describing the operation or the driving guidelines in this manual information relating to a specific in the section called “Driving and component, control, message, Operating” and specifically Driver Caution gauge, or indicator. Behavior 0 162, Driving M 0 Caution indicates a hazard that : Shown when the owner’s Environment 163, and Vehicle manual has additional instructions Design 0 163. could result in property or vehicle damage. or information. Danger, Warning, and * : Shown when the service manual has additional instructions Caution or information. Warning messages found on vehicle 0 : Shown when there is more labels and in this manual describe information on another page — hazards and what to do to avoid or “see page.” reduce them. Vehicle Symbol Chart { Danger A circle with a slash through it is a Here are some additional symbols safety symbol which means “Do that may be found on the vehicle Danger indicates a hazard with a not,”“Do not do this,” or “Do not let and what they mean. See the high level of risk which will result this happen.” features in this manual for in serious injury or death. information. u : Air Conditioning System G : Air Conditioning Refrigerant Oil 9 : Airbag Readiness Light GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

4 Introduction ! : Antilock Brake System (ABS) ~ : Pedestrian Ahead Indicator $ : Brake System Warning Light O : Power 9 : Dispose of Used Components 7 : Rear Cross Traffic Alert Properly I : Registered Technician P : Do Not Apply High Pressure / Water : Remote Vehicle Start > B : Engine Coolant Temperature : Seat Belt Reminders I _ : Flame/Fire Prohibited : Side Blind Zone Alert H : Flammable h : Stop/Start [ : Forward Collision Alert 7 : Tire Pressure Monitor d R : Fuse Block Cover Lock : Traction Control/StabiliTrak/ Location Electronic Stability Control (ESC) + : Fuses a : Under Pressure j : ISOFIX/LATCH System Child V : Vehicle Ahead Indicator Restraints Q : Keep Fuse Block Covers Properly Installed | : Lane Change Alert @ : Lane Departure Warning A : Lane Keep Assist * : Malfunction Indicator Lamp : : Oil Pressure X : Park Assist GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Introduction 5 Instrument Panel Overview GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

6 Introduction 1. Air Vents 0 158. 8. Climate Control Systems 0 153 17. ENGINE START/STOP Button. 0 2. Turn Signal Lever. See Turn (If Equipped). See Ignition Positions 179. and Lane-Change Signals Dual Automatic Climate Control 18. Steering Wheel Controls. See 0 148. System 0 155 (If Equipped). the infotainment manual. IntelliBeam System Button (If 9. Shift Switches. See Automatic 19. Horn 0 95. Equipped). See Exterior Lamp Transmission 0 201. 0 20. Steering Wheel Adjustment Controls 144. 10. Power Outlets 0 98. 0 95 (Out of View). 3. Instrument Cluster (Base and 0 11. Assistance Systems for 21. Hood Release. See Hood Midlevel) 103 or Parking or Backing 0 231 (If 0 276. Instrument Cluster (Uplevel) Equipped). 0 107. 22. Cruise Control 0 217. 12. Heated and Ventilated Front Heated Steering Wheel 0 95 (If Driver Information Center (DIC) Seats 0 44 (If Equipped). Display. See Driver Information Equipped). 0 Center (DIC) (Base and 13. Wireless Charging 99 (If Forward Collision Alert (FCA) 0 Midlevel) 124 or Equipped). System 0 237 (If Equipped). Driver Information Center (DIC) 14. Driver Mode Control 0 214 (If (Uplevel) 0 130. 23. Data Link Connector (DLC) Equipped). (Out of View). See Malfunction 0 4. Windshield Wiper/Washer 95. 15. Lane Keep Assist (LKA) 0 245 Indicator Lamp (Check Engine 5. Infotainment 0 152. (If Equipped). Light) 0 115. 6. Light Sensor. See Automatic Hill Descent Control (HDC) 24. Electric Parking Brake 0 207. 0 0 Headlamp System 147. 213 (If Equipped). 25. Exterior Lamp Controls 0 144. 7. Hazard Warning Flashers 16. USB Port. See the infotainment Instrument Panel Illumination 0 147. manual. Control 0 149. Auxiliary Jack. See the Fog Lamps 0 148 (If infotainment manual. Equipped). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 7 Folding Mirrors ...... 30 Keys and Locks Keys, Doors, and Heated Mirrors ...... 30 Windows Automatic Dimming Mirror . . . . . 30 Reverse Tilt Mirrors ...... 30 Keys

Interior Mirrors { Warning Keys and Locks Interior Rearview Mirrors ...... 31 Keys ...... 7 Manual Rearview Mirror ...... 31 Remote Keyless Entry (RKE) Leaving children in a vehicle with Automatic Dimming Rearview a Remote Keyless Entry (RKE) System ...... 8 Mirror ...... 31 Remote Keyless Entry (RKE) transmitter is dangerous and System Operation ...... 8 Windows children or others could be Remote Vehicle Start ...... 15 Windows ...... 31 seriously injured or killed. They Door Locks ...... 17 Power Windows ...... 32 could operate the power windows Power Door Locks ...... 19 Sun Visors ...... 33 or other controls or make the Delayed Locking ...... 19 vehicle move. The windows will Automatic Door Locks ...... 20 Roof function with the RKE transmitter Lockout Protection ...... 20 Sunroof ...... 34 in the vehicle, and children or Safety Locks ...... 20 others could be caught in the path Doors of a closing window. Do not leave Liftgate ...... 21 children in a vehicle with an RKE transmitter. Vehicle Security Vehicle Security ...... 27 Vehicle Alarm System ...... 27 Immobilizer ...... 28 Immobilizer Operation ...... 28 Exterior Mirrors Convex Mirrors ...... 29 Power Mirrors ...... 30 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

8 Keys, Doors, and Windows To remove the key, press the button . Check the distance. The near the bottom of the transmitter, transmitter may be too far from and pull the key out. Never pull the the vehicle. key out without pressing the button. . Check the location. Other If it becomes difficult to turn the key, vehicles or objects may be inspect the key blade for debris. blocking the signal. See your dealer if a new key is . Check the transmitter's battery. needed. See “Battery Replacement” later Contact Roadside Assistance if in this section. locked out of the vehicle. See . If the transmitter is still not Roadside Assistance Program working correctly, see your 0 The key, inside the Remote Keyless 389. dealer or a qualified technician Entry (RKE) transmitter, is used for With an active OnStar or connected for service. the driver door. service plan, an OnStar Advisor may remotely unlock the vehicle. Remote Keyless Entry See OnStar Overview 0 399. (RKE) System Operation The Keyless Access system allows Remote Keyless Entry for vehicle entry when the Remote (RKE) System Keyless Entry (RKE) transmitter is See Radio Frequency Statement within 1 m (3 ft). See “Keyless 0 395. Access Operation” following. If there is a decrease in the Remote The RKE transmitter functions may Keyless Entry (RKE) operating work up to 60 m (197 ft) away from range: the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 9 Other conditions can impact the immediately unlock. See Vehicle If equipped, press and hold K to performance of the transmitter. See 0 Personalization 135. If the remotely open all of the windows, Remote Keyless Entry (RKE) System 0 8. passenger door is open when Q is if enabled. See Vehicle pressed, all doors lock. Personalization 0 135. Pressing Q may also arm the / : If equipped, press and release theft-deterrent system. See Vehicle Q and then immediately press and Alarm System 0 27. hold / for at least four seconds to K : Press to unlock the driver door. start the engine from outside the Press unlock again within vehicle using the RKE transmitter. five seconds to unlock all doors. See Remote Vehicle Start 0 15. The RKE transmitter can be programmed to unlock all doors on 7 : Press and release one time to the first button press. See Vehicle initiate vehicle locator. The exterior Personalization 0 135. When lamps flash and the horn chirps With Remote Start Shown, Without remotely unlocking the vehicle at three times. Press and hold 7 for Similar night the fog lamps and back-up three seconds to sound the panic lamps will come on for about alarm. The horn sounds and the Q : Press to lock all doors. The turn 20 seconds to light your approach to signal indicators may flash and/or the vehicle. The turn signal turn signal lamps flash for the horn may sound on the second indicators may flash to indicate 30 seconds, or until 7 is pressed press to indicate locking. See unlocking. See Vehicle 0 again or the vehicle is started. Vehicle Personalization 135. Personalization 0 135. : Press twice quickly to open or If the driver door is open when is b Q Pressing K will disarm the close the liftgate. pressed and Open Door theft-deterrent system. See Vehicle Press once to stop the liftgate from Anti-Lockout is enabled, all doors Alarm System 0 27. moving. will lock and then the driver door will GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

10 Keys, Doors, and Windows Keyless Access Operation Keyless Unlocking/Locking from Passenger Doors With the Keyless Access system, you can lock and unlock the doors When the doors are locked and the and access the liftgate without RKE transmitter is within 1 m (3 ft) of removing the RKE transmitter from the door handle, pressing the lock/ your pocket, purse, briefcase, etc. unlock button on that door handle The RKE transmitter should be will unlock all doors. Pressing the within 1 m (3 ft) of the liftgate or door lock/unlock button will cause all being opened. doors to lock if any of the following occur: Keyless Access can be programmed to unlock all doors on . The lock/unlock button was used to unlock all doors. the first lock/unlock press from the Driver Shown, Passenger Similar driver door. See Vehicle . Any vehicle door has opened 0 Pressing the lock/unlock button will Personalization 135. and all doors are now closed. cause all doors to lock if any of the If equipped with memory seats, RKE following occur: Passive Locking transmitters 1 and 2 are linked to the seating positions of memory 1 or . It has been more than If equipped with Keyless Access, 2. See Memory Seats 0 41. five seconds since the first lock/ this vehicle will lock several unlock button press. seconds after all doors are closed if Keyless Unlocking/Locking from the vehicle is off and at least one the Driver Door . Two lock/unlock button presses were used to unlock all doors. RKE transmitter has been removed When the doors are locked and the or none remain in the interior. RKE transmitter is within 1 m (3 ft) of . Any vehicle door has opened and all doors are now closed. If other electronic devices interfere the driver door handle, pressing the with the RKE transmitter signal, the lock/unlock button on the driver door vehicle may not detect the RKE handle will unlock the driver door. transmitter inside the vehicle. If the lock/unlock button is pressed If passive locking is enabled, the again within five seconds, all doors may lock with the RKE passenger doors will unlock. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 11 transmitter inside the vehicle. Do Remote No Longer in Vehicle Alert The vehicle can be reprogrammed not leave the RKE transmitter in an If the vehicle is on, with a door open so that lost or stolen transmitters no unattended vehicle. and then all doors are closed, the longer work. Each vehicle can have To customize the doors to vehicle will check for RKE up to eight transmitters matched automatically lock when exiting the transmitters inside. If an RKE to it. vehicle, see “Remote Lock, Unlock, transmitter is not detected, the Programming with Recognized Start” under Vehicle Personalization Driver Information Center (DIC) will Transmitters 0 135. display NO REMOTE DETECTED and the horn will chirp three times. A new transmitter can be Temporary Disable of Passive This occurs only once each time the programmed to the vehicle when Locking vehicle is driven. there are two recognized Temporarily disable passive locking transmitters. Keyless Liftgate Opening by pressing and holding K on the To program, the vehicle must be off interior door switch with a door open Press the touch pad on the liftgate and all of the transmitters, both for at least four seconds, or until handle to open the liftgate if the currently recognized and new, must three chimes are heard. Passive RKE transmitter is within 1 m (3 ft). be with you. locking will then remain disabled Key Access 1. Remove the key from the RKE until on the interior door is transmitter. Q To access a vehicle with a dead pressed, or until the vehicle is transmitter battery, see Door Locks turned on. 0 17. Remote Left in Vehicle Alert Programming Transmitters to When the vehicle is turned off and the Vehicle an RKE transmitter is left in the vehicle, the horn will chirp three Only RKE transmitters programmed times after all doors are closed. To to the vehicle will work. If a turn on or off, see Vehicle transmitter is lost or stolen, a Personalization 0 135. replacement can be purchased and programmed through your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

12 Keys, Doors, and Windows 4. Remove the two recognized Programming without Recognized transmitters from the Transmitters cupholder. If two currently recognized 5. Place the new transmitter into transmitters are not available, follow the cupholder. this procedure to program up to 6. Press ENGINE START/STOP. eight transmitters. This feature is When the transmitter is learned not available in Canada. This the DIC display will show that it procedure will take approximately is ready to program the next 30 minutes to complete. The vehicle transmitter. must be off and all of the transmitters you wish to program 7. Remove the transmitter from must be with you. 2. Place the two recognized the cupholder and press K 1. Remove the key from the RKE transmitters in the cupholder. or Q on the RKE transmitter. transmitter. 3. Remove the key lock cylinder To program additional 2. Remove the key lock cylinder cap on the driver door handle. transmitters, repeat Steps 4–6. cap on the driver door handle. See Door Locks 0 17. Insert See Door Locks 0 17. Insert When all additional transmitters the vehicle key of the new the vehicle key of the are programmed, press and transmitter into the key lock transmitter into the key lock hold ENGINE START/STOP for cylinder on the driver door cylinder on the driver door 12 seconds to exit handle and turn the key, handle and turn the key, programming mode. counterclockwise, to the unlock counterclockwise, to the unlock position five times within 8. Put the key back into the position five times within 10 seconds. transmitter. 10 seconds. The DIC displays READY FOR 9. Replace the key lock cylinder The DIC displays REMOTE REMOTE #3, 4, 5, ETC. cap. See Door Locks 0 17. LEARN PENDING, PLEASE WAIT. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 13 3. Wait for 10 minutes until the When all additional transmitters DIC displays PRESS ENGINE are programmed, press and START BUTTON TO LEARN hold ENGINE START/STOP for and then press ENGINE 12 seconds to exit START/STOP. programming mode. The DIC display will again 8. Put the key back into the show REMOTE LEARN transmitter. PENDING, PLEASE WAIT. 9. Replace the key lock cylinder 4. Repeat Step 2 two additional cap. See Door Locks 0 17. times. After the third time all previously known transmitters Starting the Vehicle with a Low will no longer work with the Transmitter Battery 5. Place the new transmitter into vehicle. Remaining transmitters When the vehicle is started, if the the cupholder. can be relearned during the transmitter battery is weak, the DIC next steps. 6. Press ENGINE START/STOP. may display NO REMOTE The DIC display should now When the transmitter is learned DETECTED or NO REMOTE KEY show READY FOR REMOTE the DIC display will show that it WAS DETECTED PLACE KEY IN # 1. is ready to program the next TRANSMITTER POCKET THEN transmitter. START YOUR VEHICLE. The DIC 7. Remove the transmitter from may also display REPLACE BATTERY IN REMOTE KEY. the cupholder and press K or Q on the RKE transmitter. To program additional transmitters, repeat Steps 4–6. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

14 Keys, Doors, and Windows To start the vehicle: Battery Replacement Caution

{ Warning When replacing the battery, do not touch any of the circuitry on Never allow children to play with the transmitter. Static from your the RKE transmitter. The body could damage the transmitter contains a small transmitter. battery, which can be a choking hazard. If swallowed, internal burns can occur, resulting in severe injury or death. Seek Caution medical attention immediately if a battery is swallowed. Always replace the battery with the correct type. Replacing the 1. Place the transmitter in the battery with an incorrect type cupholder. could potentially create a risk of { Warning 2. With the vehicle in P (Park) or battery explosion. Dispose of used batteries according to N (Neutral), press the brake To avoid personal injury, do not instructions and local laws. Do pedal and ENGINE touch metal surfaces on the RKE not attempt to burn, crush, or cut START/STOP. transmitter when it has been the used battery, and avoid exposed to extreme heat. These Replace the transmitter battery exposing the battery to surfaces can be hot to the touch as soon as possible. environments with extremely low at temperatures above 59 °C air pressures or high (138 °F). temperatures. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 15 Replace the battery in the / : This button will be on the RKE transmitter soon if the DIC displays transmitter if the vehicle has remote REPLACE BATTERY IN start. REMOTE KEY. The climate control system will use To replace the battery: the previous settings during a 1. Press the button on the side of remote start. The rear defog may the RKE transmitter to pull out come on during remote start based the key. Never pull the key out on cold ambient conditions. The without pressing the button. rear defog indicator light does not come on during remote start. If equipped with heated and ventilated front seats, they may 3. Lift the battery with a flat come on during a remote start. See object. Heated and Ventilated Front Seats 4. Remove the battery. 0 44. 5. Insert the new battery, positive If equipped with a heated steering side toward the back cover. wheel, it may come on during a Replace with a CR2032 or remote start. See Heated Steering equivalent battery. Wheel 0 95. 6. Push together the transmitter. Laws in some local communities 7. Reinsert the key. may restrict the use of remote starters. For example, some laws 2. Insert a flat, thin object in the require a person using remote start center of the transmitter to Remote Vehicle Start to have the vehicle in view. Check separate and remove the back If equipped, this feature allows you local regulations for any cover. to start the engine from outside the requirements. vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

16 Keys, Doors, and Windows Do not use the remote start feature The engine will shut off after . Turn on the hazard warning if the vehicle is low on fuel. The 15 minutes unless a time flashers. vehicle could run out of fuel. extension is done or the . Turn the ignition on and then off. Other conditions can affect the ignition is turned on. performance of the transmitter. See Conditions in Which Remote Start Extending Engine Run Time Will Not Work Remote Keyless Entry (RKE) System 0 8. For a 15-minute extension, after The remote vehicle start feature will 30 seconds repeat Steps 1 and 2 not operate if: Starting the Engine Using Remote while the engine is still running. The Start remote start can be extended once. . A transmitter is in the vehicle. 1. Press and release Q on the When the remote start is extended, . The vehicle is on. RKE transmitter. the second 15 minutes will be . The hood is not closed. added. 2. Immediately press and hold / . The hazard warning flashers For example, if the engine has been are on. for at least four seconds or until running for 15 minutes, and the turn signal lamps flash. The 15 minutes are added, the engine . There is an emission control turn signal lamps flashing will run for a total of 30 minutes. system malfunction. confirms the request to remote . The engine coolant temperature start the vehicle has been A maximum of two remote starts or is too high. received. a start with an extension are allowed between ignition cycles. . The oil pressure is low. The parking lamps will turn on and remain on as long as the The ignition must be turned on and . Two remote vehicle starts or a engine is running. The then back off to use remote start start with an extension have vehicle's doors will be locked. again. already been used. 3. Turn the ignition on before Canceling a Remote Start . The vehicle is not in P (Park). driving. To shut off the engine: . Press and hold / until the parking lamps turn off. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 17 Remote Start Ready To lock or unlock the door from Warning (Continued) outside the vehicle: If the vehicle does not have the remote vehicle start feature, it may not locked. So, all . Press Q or K on the Remote have the remote start ready feature. passengers should wear Keyless Entry (RKE) transmitter. This feature allows your dealer to seat belts properly and the See Remote Keyless Entry add the manufacturer's remote doors should be locked (RKE) System Operation 0 8. vehicle start feature. See your whenever the vehicle is dealer to add the manufacturer's driven. . Use the key in the driver door. remote vehicle start feature to the The key cylinder is covered with . Young children who get into vehicle. a cap. unlocked vehicles may be unable to get out. A child To lock or unlock the door from Door Locks can be overcome by inside the vehicle: extreme heat and can suffer . Press Q or K on the power door { Warning permanent injuries or even lock switch. death from heat stroke. Unlocked doors can be Always lock the vehicle . Push down on a door lock knob dangerous. whenever leaving it. to lock a door. . Passengers, especially . Outsiders can easily enter . Pull the door handle once to children, can easily open through an unlocked door unlock the door. Pull the handle the doors and fall out of a when you slow down or stop again to unlatch it. moving vehicle. The doors the vehicle. Locking the can be unlocked and doors can help prevent this opened while the vehicle is from happening. moving. The chance of being thrown out of the vehicle in a crash is increased if the doors are (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

18 Keys, Doors, and Windows Keyless Access Driver Door Key Lock Cylinder To replace the cap: Access (In Case of Dead 1. Pull the door handle (1) to the Battery) open position and hold it open until cap installation is complete.

If equipped, the RKE transmitter must be within 1 m (3 ft) of the liftgate or door being opened. Press the button on the door handle to To access the driver door key lock cylinder: open. See “Keyless Access Operation” in Remote Keyless Entry 1. Pull the door handle (1) to the 2. Insert the two tabs (6) at the (RKE) System Operation 0 8. open position and hold it open back of the cap between the until cap removal is complete. seal (5) and the metal base (4). 2. Insert the key into the slot (3) on the bottom of the cap (2) and lift the key upward. 3. Move the cap (2) rearward and remove. 4. Use the key in the cylinder. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 19 3. Slide the cap forward and Power Door Locks press the forward edge to install the cap in place. 4. Release the door handle. 5. Check that the cap is secure. Free-Turning Locks The door key lock cylinder turns freely when either the wrong key is used, or the correct key is not fully inserted. The free-turning door lock feature prevents the lock from being forced open. To reset the lock, turn it to the vertical position with the correct key fully inserted. Remove the key and insert it again. If this Q : Press to lock the doors. does not reset the lock, turn the key K : Press to unlock the doors. halfway around in the cylinder and repeat the reset procedure. Delayed Locking This feature delays the actual locking of the doors until five seconds after all doors are closed. Delayed locking can only be turned on when the Open Door Anti-Lockout feature has been turned off. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

20 Keys, Doors, and Windows When Q is pressed on the power If a vehicle door is unlocked and transmitter is detected and the door lock switch with the door open, then opened and closed, the doors number of RKE transmitters inside a chime will sound three times will lock either when your foot is has not reduced, the driver door will indicating that delayed locking is removed from the brake or the unlock and the horn will chirp three active. vehicle speed becomes faster than times. 13 km/h (8 mph). The doors will then lock Lockout Protection can be manually automatically five seconds after all To unlock the doors: overridden by pressing and holding Q on the power door lock switch. doors are closed. If a door is . Press K on the power door lock reopened before five seconds have switch. Open Door Anti-Lockout elapsed, the five-second timer will reset once all the doors are closed . Shift into P (Park). If Open Door Anti-Lockout is turned again. on and the vehicle is off, the driver Automatic door locking cannot be door is open, and locking is Press Q on the door lock switch disabled. Automatic door unlocking requested, all the doors will lock and can be programmed. See Vehicle only the driver door will unlock. The again, or press Q on the RKE Personalization 0 135. transmitter, to override this feature Open Door Anti-Lockout feature can and lock the doors immediately. be turned on or off. See Vehicle Lockout Protection Personalization 0 135. Delayed locking can be If the ignition is on or in ACC/ programmed. See Vehicle ACCESSORY and the power door Safety Locks Personalization 0 135. lock switch is pressed with the The rear door safety locks prevent Automatic Door Locks driver door open, all the doors will passengers from opening the rear lock and only the driver door will doors from inside the vehicle. The doors will lock automatically unlock. when all doors are closed, the If the vehicle is off and locking is ignition is on, and the vehicle is requested while a door is open, shifted out of P (Park). when all doors are closed the vehicle will check for RKE transmitters inside. If an RKE GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 21 Manual Safety Locks To open a rear door when the safety Doors lock is on: 1. Unlock the door by activating Liftgate the inside handle, by pressing the power door lock switch, or by using the Remote { Warning Keyless Entry (RKE) Exhaust gases can enter the transmitter. vehicle if it is driven with the 2. Open the door from the liftgate or trunk/hatch open, outside. or with any objects that pass When the safety lock is enabled, through the seal between the adults and older children will not be body and the trunk/hatch or able to open the rear door from the liftgate. Engine exhaust contains carbon monoxide (CO) which If equipped, the safety lock is on the inside. Cancel the safety locks to cannot be seen or smelled. It can inside edge of the rear doors. To enable the doors to open from the use the safety lock: inside. cause unconsciousness and even death. 1. Move the lever down to the To cancel the safety lock: lock position. 1. Unlock the door and open it If the vehicle must be driven with the liftgate or trunk/hatch open: 2. Close the door. from the outside. . Close all of the windows. 3. Do the same for the other 2. Move the lever up to unlock. rear door. Do the same for the other door. . Fully open the air outlets on or under the instrument panel. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

22 Keys, Doors, and Windows Manual Liftgate If equipped with Keyless Access, Warning (Continued) the liftgate can be opened when To unlock the liftgate, press K on locked if the RKE transmitter is . Adjust the climate control the power door lock switch or within 1 m (3 ft) of the liftgate. See system to a setting that press K on the Remote Keyless Remote Keyless Entry (RKE) brings in only outside air System Operation 0 8. and set the fan speed to the Entry (RKE) transmitter twice within highest setting. See five seconds. See Remote Keyless The liftgate has an electric latch. Entry (RKE) System Operation 0 8. “Climate Control Systems” If the battery is disconnected or has in the Index. low voltage, the liftgate will not open. The liftgate will resume . If the vehicle is equipped operation when the battery is with a power liftgate, disable reconnected and charged. the power liftgate function. 0 Always close the liftgate before See Engine Exhaust 191. driving. Power Liftgate Operation Caution { Warning To avoid damage to the liftgate or You or others could be injured if liftgate glass, make sure the area caught in the path of the power above and behind the liftgate is To open the liftgate, press the touch liftgate. Make sure there is no one clear before opening it. pad on the bottom of the liftgate and in the way of the liftgate as it is lift up. opening and closing. Use the pull cup to lower and close the liftgate. Do not press the touch pad while closing the liftgate. This may cause the liftgate to be unlatched. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 23 . 3/4: Opens to a reduced height Caution that can be set from 3/4 to fully open. Use to prevent the liftgate Driving with an open and from opening into overhead unsecured liftgate may result in obstructions such as a garage damage to the power liftgate door or roof-mounted cargo. The components. liftgate can be manually opened all the way. . OFF: Opens manually only. To power open or close the liftgate, select MAX or 3/4 mode. . Press b twice quickly on the . Press l on the bottom of the RKE transmitter until the liftgate liftgate next to the pull cup to moves. close. . Press 8 on the driver door. Press any liftgate button, the touch The driver door must be pad, or b on the RKE transmitter unlocked. while the liftgate is moving to stop it. . Press the touch pad on the Pressing any liftgate button or bottom of the liftgate after pressing b twice quickly on the The power liftgate switch is on the unlocking all doors. If equipped RKE transmitter again restarts the driver door. The vehicle must be in with Keyless Access, a locked operation in the reverse direction. P (Park). The taillamps flash when vehicle can be opened if the Pressing the touch pad on the the power liftgate moves. RKE transmitter is within 1 m liftgate handle will restart the The modes are: (3 ft) of the liftgate. motion, but only in the opening direction. . MAX: Opens to maximum height. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

24 Keys, Doors, and Windows Falling Liftgate Detection Obstacle Detection Features Caution If the power liftgate automatically If the liftgate encounters an obstacle Manually forcing the liftgate to closes after a power opening cycle, during a power open or close cycle, open or close during a power it indicates that the system is the liftgate will automatically reverse cycle can damage the vehicle. reacting to excess weight on the direction and move a short distance Allow the power cycle to liftgate or a possible support strut away from the obstacle. After complete. failure. A repetitive chime will sound removing the obstruction, the power while the falling liftgate detection liftgate operation can be used again. feature is operating. Remove any If the liftgate encounters multiple The power liftgate may be excess weight. If the liftgate obstacles on the same power cycle, temporarily disabled under extreme continues to automatically close the power function will deactivate. low temperatures, or after repeated after opening, see your dealer for After removing the obstructions, power cycling over a short period of service before using the power manually close the liftgate which will time. If this occurs, the liftgate can liftgate. allow normal power operation still be operated manually. Interfering with the power liftgate functions to resume. If the vehicle is shifted out of motion or manually closing the If the vehicle is locked while the P (Park) while the power function is liftgate too quickly after power liftgate is closing, and an obstacle is in progress, the liftgate will continue opening may resemble a support encountered that prevents the to completion. If the vehicle is strut failure. This could also activate liftgate from completely closing, the accelerated before the liftgate has the falling liftgate detection feature. horn will sound as an alert that the completed moving, the liftgate may Allow the liftgate to complete its liftgate did not close. stop or reverse direction. Check for operation and wait a few seconds Pinch sensors are on the side Driver Information Center (DIC) before manually closing the liftgate. messages and make sure the edges of the liftgate. If an object is liftgate is closed and latched before caught between the liftgate and the driving. vehicle and presses against a sensor, the liftgate will reverse direction and open fully. The liftgate will remain open until it is activated again or closed manually. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 25 Setting the 3/4 Mode To open the liftgate, press K on the Caution To change the position the liftgate power door lock switch or press K stops at when opening: Attempting to move the liftgate on the RKE transmitter twice to 1. Select MAX or 3/4 mode and too quickly and with excessive unlock all doors. Press the touch power open the liftgate. force may result in damage to the pad on the underside of the liftgate vehicle. handle and lift up. 2. Stop the liftgate movement at the desired height by pressing Use the pull cup to lower and close any liftgate switch. Manually Operate the liftgate manually with a the liftgate. Do not press the touch adjust the liftgate position if smooth motion and moderate pad while closing the liftgate. This needed. speed. The system includes a will cause the liftgate to be unlatched. l feature which limits the manual 3. Press and hold next to the closing speed to protect the The liftgate can be opened when pull cup on the bottom of the components. locked if the RKE transmitter is liftgate until the turn signals within 1 m (3 ft) of the liftgate. See flash and a beep sounds. This Remote Keyless Entry (RKE) indicates the setting has been System Operation 0 8. recorded. The liftgate has an electric latch. The liftgate cannot be set below a If the battery is disconnected or has minimum programmable height. low voltage, the liftgate will not If there is no light flash or sound, open. The liftgate will resume then the height adjustment may be operation when the battery is too low. reconnected and charged. Manual Operation Hands-Free Operation Select OFF to manually operate the The liftgate may be operated with a liftgate. kicking motion under the rear bumper between the left exhaust pipe and the license plate. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

26 Keys, Doors, and Windows The RKE transmitter must be within 1 m (3 ft) of the rear bumper to operate the power liftgate hands-free. The hands-free feature will not work while the liftgate is moving. To stop the liftgate while in motion use one of the liftgate buttons. The hands-free feature can be customized. See Vehicle Personalization 0 135. Choose from the following: Length of Kick Zone Kick Motion On-Open and Close : The kicking To operate, kick your foot straight up motion is activated to both open and in one swift motion under the rear close the liftgate. bumper between the left exhaust On-Open Only : The kicking motion pipe and the license plate, then pull is activated to only open the liftgate. it back. Off : The feature is disabled. Caution

Splashing water may cause the liftgate to open. Keep the RKE transmitter away from the rear bumper detection area or turn the liftgate mode to OFF when (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 27 Vehicle Security On Solid : Vehicle is secured Caution (Continued) during the delay to arm the system. This vehicle has theft-deterrent Fast Flash : Vehicle is unsecured. cleaning or working near the rear features; however, they do not make A door, the hood, or the liftgate bumper to avoid accidental the vehicle impossible to steal. opening. is open. Vehicle Alarm System Slow Flash : Alarm system is armed. . Do not sweep your foot side This vehicle has an anti-theft alarm to side. system. Arming the Alarm System . Do not keep your foot under the 1. Turn off the vehicle. bumper; the liftgate will not activate. 2. Lock the vehicle in one of two ways: . Do not touch the liftgate until it has stopped moving. . Use the RKE transmitter. . This feature may be temporarily . With a door open, press the disabled under some conditions. interior Q. If the liftgate does not respond to 3. After 30 seconds the alarm the kick, open or close the system will arm, and the liftgate by another method or indicator light will begin to start the vehicle. The feature will slowly flash indicating the be re-enabled. alarm system is operating. When closing the liftgate using this The indicator light, on the Pressing Q on the RKE feature, there will be a short delay. instrument panel near the transmitter a second time will The taillamps will flash and a chime windshield, indicates the status of bypass the 30-second delay will sound. Step away from the the system: and immediately arm the alarm liftgate before it starts moving. Off : Alarm system is disarmed. system. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

28 Keys, Doors, and Windows The vehicle alarm system will not To avoid setting off the alarm by Immobilizer Operation arm if the doors are locked with accident: the key. This vehicle has a passive . Lock the vehicle after all theft-deterrent system. If the driver door is opened without occupants have left the vehicle first unlocking with the RKE and all doors are closed. The system does not have to be manually armed or disarmed. transmitter, the horn will chirp and . Always unlock a door with the the lights will flash to indicate RKE transmitter. The vehicle is automatically pre-alarm. If the vehicle is not immobilized when the transmitter started, or the door is not unlocked Unlocking the driver door with the leaves the vehicle. by pressing K on the RKE key will not disarm the system or turn off the alarm. The immobilization system is transmitter during the 10-second disarmed when the ignition is turned pre-alarm, the alarm will be How to Detect a Tamper on or in ACC/ACCESSORY and a activated. Condition valid Remote Keyless Entry (RKE) If a door, the hood, or the liftgate is transmitter is in the vehicle. If K is pressed on the RKE opened without first disarming the system, the turn signals will flash transmitter and the horn chirps and and the horn will sound for about the lights flash three times, an alarm 30 seconds. The alarm system will occurred previously while the alarm then re-arm to monitor for the next system was armed. unauthorized event. If the alarm has been activated, a message will appear on the Driver Disarming the Alarm System Information Center (DIC). The security light, in the instrument To disarm the alarm system or turn cluster, comes on if there is a off the alarm if it has been activated: Immobilizer problem with arming or disarming the theft-deterrent system. . Press K on the RKE transmitter. See Radio Frequency Statement 0 395. . Start the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 29 The system has one or more RKE If the ignition mode will not change Exterior Mirrors transmitters matched to an with the other transmitter or with the immobilizer control unit in your transmitter in the cupholder, your vehicle. Only a correctly matched vehicle needs service. If the ignition Convex Mirrors RKE transmitter will start the does change modes, the first vehicle. If the transmitter is ever transmitter may be faulty. See your { Warning damaged, you may not be able to dealer who can service the start your vehicle. theft-deterrent system and have a A convex mirror can make things, like other vehicles, look farther When trying to start the vehicle, the new RKE transmitter programmed to away than they really are. If you security light may come on briefly the vehicle. cut too sharply into the right lane, when the ignition is turned on. It is possible for the immobilizer system to learn new or replacement you could hit a vehicle on the If the engine does not start and the right. Check the inside mirror or security light stays on, there is a RKE transmitters. Up to eight transmitters can be programmed to glance over your shoulder before problem with the system. Turn the changing lanes. ignition off and try again. the vehicle. To program additional transmitters, see “Programming If the ignition will not change from Transmitters to the Vehicle” under The passenger side mirror is convex off to on or ACC/ACCESSORY, and Remote Keyless Entry (RKE) shaped. A convex mirror's surface is the RKE transmitter appears to be System Operation 0 8. curved so more can be seen from undamaged, try another transmitter. the driver seat. Or, you may try placing the Do not leave the transmitter or transmitter in the cupholder in the device that disarms or deactivates center console. the theft-deterrent system in the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

30 Keys, Doors, and Windows Power Mirrors Memory Mirrors Heated Mirrors The vehicle may have memory If equipped, the heated outside 0 mirrors. See Memory Seats 41. mirrors turn on when the rear Turn Signal Indicator window defogger is on and help to clear fog or frost from the surface of The vehicle may have a turn signal the mirrors. indicator lamp built into the mirror housing. The turn signal lamp K : This button is on the climate flashes when the turn signals or control panel. hazard flashers are used. See “Rear Window Defogger” under Lane Change Alert (LCA) Dual Automatic Climate Control System 0 155. The vehicle may have LCA. See Lane Change Alert (LCA) 0 243. Automatic Dimming To adjust each mirror: Side Blind Zone Alert Mirror 1. Press j or | to select the The vehicle may have Side Blind The vehicle has an automatic driver or passenger side mirror. Zone Alert. See Side Blind Zone dimming outside mirror on the driver 0 The indicator light will Alert (SBZA) 243. side. The mirror will adjust for the illuminate. glare of headlamps behind you. Folding Mirrors 2. Press the arrows on the control Reverse Tilt Mirrors pad to move the mirror in the Manual Folding Mirrors desired direction. If equipped with memory seats, the The mirrors can be folded inward passenger and/or driver mirror tilts 3. Adjust each outside mirror so toward the vehicle to prevent to a preselected position when the that a little of the vehicle and damage when going through an vehicle is in R (Reverse). This the area behind it can be seen. automatic car wash. Push the mirror allows the curb to be seen when outward to return it to the original 4. Press j or again to parallel parking. | position. deselect the mirror. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 31 The mirror(s) return to the original Interior Mirrors Windows position when: . The vehicle is shifted out of Interior Rearview Mirrors { Warning R (Reverse), or remains in Adjust the rearview mirror for a clear R (Reverse) for about Never leave a child, a helpless view of the area behind the vehicle. 30 seconds. adult, or a pet alone in a vehicle, . The ignition is turned off. Do not spray glass cleaner directly especially with the windows on the mirror. Use a soft towel closed in warm or hot weather. . The vehicle is driven in dampened with water. They can be overcome by the R (Reverse) above a set speed. extreme heat and suffer To turn this feature on or off, see Manual Rearview Mirror permanent injuries or even death Vehicle Personalization 0 135. Push the tab forward for daytime from heat stroke. use and pull it rearward for nighttime use to avoid glare of the headlamps from behind. Automatic Dimming Rearview Mirror If equipped, automatic dimming reduces the glare of headlamps from behind. The dimming feature comes on when the vehicle is started. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

32 Keys, Doors, and Windows The vehicle aerodynamics are Window Lockout designed to improve fuel economy performance. This may result in a pulsing sound when either rear window is down and the front windows are up. To reduce the sound, open either a front window or the sunroof, if equipped. Power Windows

{ Warning The power windows work when the Children could be seriously ignition is on, in ACC/ACCESSORY, injured or killed if caught in the or in Retained Accessory Power This feature stops the rear door path of a closing window. Never (RAP). See Retained Accessory passenger window switches from leave the Remote Keyless Entry Power (RAP) 0 187. working. (RKE) transmitter in a vehicle with Using the window switch, press to children. When there are children Press 2 to engage the rear open or pull to close the window. in the rear seat, use the window window lockout feature. The lockout switch to prevent The windows may be temporarily indicator light is on when engaged. disabled if they are used repeatedly operation of the windows. See Press 2 again to disengage. Keys 0 7. within a short time. Window Express Movement All windows can be opened without holding the window switch. Press the switch down fully and quickly release to express open the window. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 33 If equipped, pull the window switch 4. Open the window and continue up fully and quickly release to Warning (Continued) to press the switch briefly after express close the window. the window has fully opened. system override, make sure that Briefly press or pull the window all people and obstructions are Remote Window Operation switch in the same direction to stop clear of the window path. that window’s express movement. If equipped, this feature allows all the windows to be opened remotely. Window Automatic Reversal When the engine is on, override the If enabled in vehicle personalization, System automatic reversal system by pulling press and hold K on the RKE The express-close feature will and holding the window switch if conditions prevent it from closing. transmitter. See Vehicle reverse window movement if it Personalization 0 135. comes in contact with an object. Programming the Power Extreme cold or ice could cause the Windows Sun Visors window to auto-reverse. The window will operate normally after Programming may be necessary if the object or condition is removed. the vehicle’s battery has been disconnected or discharged. If the Automatic Reversal System window will not express close, Override program each express-close window: { Warning 1. Close all doors. If automatic reversal system 2. Turn the ignition on or to ACC/ override is active, the window will ACCESSORY. not reverse automatically. You or 3. Partially open the window to be Pull the sun visor down to block others could be injured and the programmed. Then close it and glare. Detach the sun visor from the window could be damaged. continue to pull the switch center mount to pivot to the side window and, if equipped, extend Before using automatic reversal briefly after the window has along the rod. (Continued) fully closed. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

34 Keys, Doors, and Windows Roof Sunroof Switch Pressing the rear of g again will Vent : From the closed position, open the sunroof fully. If the Sunroof press and release e (1) to vent sunshade is not fully open when the the sunroof. Press and release comfort stop feature is pressed the g (1) to close the vent. second time, the sunshade will open Express-Open/Express-Close : To fully. express-open the sunroof, press Sunshade Switch and release e (1). Press and Express-open/Express-close : To release e (1) at any time to stop express-open the sunshade, press movement. To express-close the and release r (2). Press and sunroof, press and release g (1). release r (2) at any time to stop Press and release g (1) at any movement. To express-close the time to stop movement. sunshade, press and release Q (2). Press and release Open/Close (Manual Mode) : To 1. Sunroof Switch Q (2) at any time to stop 2. Sunshade Switch open the sunroof, press and hold e (1) until the sunroof reaches movement. If equipped, the sunroof only operates when the ignition is on or the desired position. To close the Open/Close (Manual Mode) : To open the sunshade, press and hold in ACC/ACCESSORY, or when sunroof, press and hold g (1). Retained Accessory Power (RAP) is r (2) until the sunshade reaches active. See Ignition Positions 0 179 Comfort Stop : The sunroof has a the desired position. To close the comfort stop feature that stops the and sunshade, press and hold Q (2). Retained Accessory Power (RAP) sunroof from opening fully. Press 0 187. and release the rear of g to move the sunroof to the partially opened comfort stop position. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Keys, Doors, and Windows 35 When the sunroof is opened, an air deflector will automatically raise. The air deflector will retract when the sunroof is closed. The sunroof cannot be opened or closed if the vehicle has an electrical failure. Automatic Reversal System The sunroof has an automatic reversal system that is only active when the sunroof is operated in express-close mode. Dirt and debris may collect on the sunroof seal or in the track. This If an object is in the path while could cause an issue with sunroof express closing, the reversal system operation or noise. It could also plug will detect the object, stop, and the water drainage system. open the sunroof slightly. Periodically open the sunroof and If frost or other conditions prevent remove any obstacles or loose closing, override the feature by debris. Wipe the sunroof seal and closing the sunroof in manual mode. roof sealing area using a clean To stop movement, release the cloth, mild soap, and water. Do not switch. remove grease from the sunroof. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

36 Seats and Restraints Seat Belt Care ...... 57 Replacing LATCH System Parts Seats and Replacing Seat Belt System After a Crash ...... 84 Restraints Parts after a Crash ...... 58 Securing Child Restraints (With the Seat Belt in the Airbag System Rear Seat) ...... 85 Airbag System ...... 58 Securing Child Restraints (With Head Restraints Where Are the Airbags? ...... 60 Head Restraints ...... 37 the Seat Belt in the When Should an Airbag Front Seat) ...... 87 Front Seats Inflate? ...... 62 Seat Adjustment ...... 39 What Makes an Airbag Power Seat Adjustment ...... 39 Inflate? ...... 62 Lumbar Adjustment ...... 40 How Does an Airbag Reclining Seatbacks ...... 40 Restrain? ...... 63 Memory Seats ...... 41 What Will You See after an Heated and Ventilated Front Airbag Inflates? ...... 63 Seats ...... 44 Passenger Sensing System . . . 64 Folding Seatback ...... 45 Servicing the Airbag-Equipped Vehicle ...... 68 Rear Seats Adding Equipment to the Rear Seats ...... 46 Airbag-Equipped Vehicle . . . . . 69 Heated Rear Seats ...... 49 Airbag System Check ...... 70 Replacing Airbag System Parts Seat Belts after a Crash ...... 70 Seat Belts ...... 50 How to Wear Seat Belts Child Restraints Properly ...... 51 Older Children ...... 70 Lap-Shoulder Belt ...... 53 Infants and Young Children . . . . 72 Seat Belt Use During Child Restraint Systems ...... 74 Pregnancy ...... 56 Where to Put the Restraint . . . . . 76 Seat Belt Extender ...... 57 Lower Anchors and Tethers for Safety System Check ...... 57 Children (LATCH System) . . . . 77 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 37 Head Restraints The vehicle’s front seats have adjustable head restraints in the outboard seating positions.

{ Warning

With head restraints that are not installed and adjusted properly, there is a greater chance that occupants will suffer a neck/ spinal injury in a crash. Do not Adjust the head restraint so that the The height of the head restraint can drive until the head restraints for top of the restraint is at the same be adjusted. all occupants are installed and height as the top of the occupant's adjusted properly. To raise or lower the head restraint, head. This position reduces the press the button located on the side If your vehicle has rear head chance of a neck injury in a crash. of the head restraint and pull up or restraints that fold down, always Front Seats push the head restraint down, and return them to the full upright release the button. Pull and push on position whenever an occupant is The vehicle's front seats have the head restraint after the button is seated in the seat. adjustable head restraints in the released to make sure that it is outboard seating positions. locked in place. The front seat outboard head restraints are not removable. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

38 Seats and Restraints Rear Seats head restraint after the button is released to make sure that it is Adjusting the Rear Head Restraint locked in place. The vehicle's rear seats have Folding the Rear Head Restraint adjustable head restraints in the outboard seating positions. The head restraint can be folded rearward to allow for better visibility The height of the head restraint can when the rear seat is unoccupied. be adjusted. Pull the head restraint up to raise it. Try to move the head restraint to make sure that it is locked in place. The head restraint will fold rearward automatically. When an occupant or child restraint is in the seat, always return the head restraint to the full upright position. Pull the head restraint up and forward until it locks into place. Push and pull on the head restraint to make sure that it is locked. To fold the head restraint, press the button on the side of the head Always adjust the head restraint so restraint. that the top of the restraint is at the same height as the top of the To lower the head restraint, press occupant's head. the button, located on the top of the seatback, and push the head Rear outboard head restraints are restraint down. Try to move the not removable. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 39 Front Seats To adjust the seat position: Power Seat Adjustment 1. Pull the handle at the front of Seat Adjustment the seat cushion to unlock it. { Warning 2. Move the seat forward or The power seats will work with { Warning rearward and release the handle. the ignition off. Children could You can lose control of the operate the power seats and be 3. Try to move the seat back and vehicle if you try to adjust a driver injured. Never leave children forth to be sure it is locked in alone in the vehicle. seat while the vehicle is moving. place. Adjust the driver seat only when the vehicle is not moving. Seat Height Adjuster

To adjust a power seat, if equipped: Move the lever up or down to raise . Move the seat forward or or lower the seat. rearward by sliding the control forward or rearward. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

40 Seats and Restraints . Raise or lower the front part of Reclining Seatbacks the seat cushion by moving the front of the control up or down. { Warning . Raise or lower the entire seat by moving the rear of the control up Sitting in a reclined position when or down. the vehicle is in motion can be To adjust the seatback, see dangerous. Even when buckled Reclining Seatbacks 0 40. up, the seat belts cannot do their job. Lumbar Adjustment The shoulder belt will not be against your body. Instead, it will be in front of you. In a crash, you Do not have a seatback reclined if could go into it, receiving neck or the vehicle is moving. other injuries. Manual Reclining Seatbacks The lap belt could go up over your abdomen. The belt forces would be there, not at your pelvic { Warning bones. This could cause serious If either seatback is not locked, it internal injuries. could move forward in a sudden For proper protection when the stop or crash. That could cause vehicle is in motion, have the injury to the person sitting there. seatback upright. Then sit well Always push and pull on the If equipped, press and hold the front back in the seat and wear the seatbacks to be sure they are or rear of the control to increase or seat belt properly. locked. decrease lumbar support. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 41 2. Push and pull on the seatback Memory Seats to make sure it is locked. Power Reclining Seatbacks

To recline a manual seatback: 1. Lift the lever. If equipped, memory seats allow two 2. Move the seatback to the drivers to save and recall their desired position, and then unique seat positions for driving the release the lever to lock the To adjust a power seatback, vehicle, and a shared exit position seatback in place. if available: for getting out of the vehicle. Other 3. Push and pull on the seatback . Tilt the top of the control feature positions may also be to make sure it is locked. rearward to recline. saved, such as power mirrors, To return the seatback to the upright . Tilt the top of the control forward if equipped. Memory positions are position: to raise. linked to RKE transmitter 1 or 2 for automatic memory recalls. 1. Lift the lever fully without applying pressure to the Before saving, adjust all available seatback, and the seatback will memory feature positions. Turn the return to the upright position. vehicle on and then press and release SET; a beep will sound. Then immediately press and hold 1, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

42 Seats and Restraints 2, or B (Exit) until two beeps Settings menu, then Vehicle, transmitter. Turn the vehicle off sound. To manually recall these then Seating Position, and then and remove the key or RKE Seat Entry Memory. Select On or transmitter from the vehicle. positions, press and hold 1, 2, or B Off. See “Seat Entry Memory” 3. Start the vehicle with the initial until the saved position is reached. later in this section. Follow the instructions under key or RKE transmitter. The “Saving Memory Positions.” . To begin Seat Exit Memory DIC should display the driver movement when the vehicle is number of your RKE The vehicle identifies the current turned off and the driver door is transmitter. driver’s RKE transmitter number opened, or when the vehicle is (1–8). See Remote Keyless Entry Saving Memory Positions 0 turned off with the driver door (RKE) System Operation 8. Only already opened, select the Read these instructions completely RKE transmitters 1 and 2 can be Settings menu, then Vehicle, before saving memory positions. used for automatic memory recalls. then Seating Position, and then To save preferred driving positions A Driver Information Center (DIC) Seat Exit Memory. Select On or welcome message indicating the 1 and 2: Off. See “Seat Exit Memory” transmitter number may display for later in this section. 1. Turn the vehicle on or to ACC/ the first few ignition cycles following ACCESSORY. a transmitter change. For Seat Entry . See Vehicle Personalization Memory to work properly, save the 0 135 for additional setting A DIC welcome message may positions to the memory button (1 or information. indicate driver number 1 or 2. 2) matching the RKE transmitter Identifying Driver Number 2. Adjust all available memory number displayed in the DIC features to the desired driving welcome message. Carry the linked To identify the driver number: position. RKE transmitter when entering the 1. Move your RKE transmitter 3. Press and release SET; a beep vehicle. away from the vehicle. will sound. Vehicle Personalization Settings 2. Start the vehicle with another . To have the Seat Entry Memory key or RKE transmitter. The movement begin when the DIC should display the driver vehicle is started, select the number for the other RKE GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 43 4. Immediately press and hold the Manually Recalling Memory or turned from off to ACC/ 1 or 2 memory button matching Positions ACCESSORY. RKE transmitters 3–8 the above DIC welcome B will not provide automatic memory message until two beeps Press and hold 1, 2, or to recall recalls. sound. the previously saved memory positions if you are driver 1 or 2 To turn Seat Entry Memory on or off, If too much time passes identified in the DIC welcome see “Vehicle Personalization between releasing SET and message. RKE transmitters 3 8 will Settings” previously in this section – 0 pressing 1, the memory not recall memory positions. and Vehicle Personalization 135. position will not be saved and To stop Manual Memory recall The vehicle must be in P (Park) to two beeps will not sound. start Seat Entry Memory. Seat Entry movement, release 1, 2, or B or Repeat Steps 3 and 4. Memory recall will complete if the 1 or 2 corresponds to the driver press any of the following controls: vehicle is shifted out of P (Park) number. See “Identifying Driver . Power seat prior to reaching the saved memory Number previously in this position. ” . Memory SET section. To stop Seat Entry Memory recall . Power mirror, with the driver or 5. Repeat Steps 1–4 for a second passenger side mirror selected movement, turn the vehicle off or driver using 1 or 2. press any of the following controls: Seat Entry Memory To save the position for B and . Power seat The vehicle identifies the number of Seat Exit Memory features, repeat Memory SET, 1, 2, or B the current driver’s RKE transmitter . Steps 1–4 using B. This saves the (1–8). See Remote Keyless Entry position for getting out of the . Power mirror, with the driver or (RKE) System Operation 0 8. If the passenger side mirror selected vehicle. RKE transmitter is 1 or 2, and Seat Save preferred memory feature Entry Memory is enabled in vehicle If the saved memory seat position positions to both 1 and 2 if you are personalization, the positions saved does not automatically recall or the only driver. to the same memory button number recalls to the wrong positions, the 1 or 2 are automatically recalled driver’s RKE transmitter number when the vehicle is turned on, (1 or 2) may not match the memory button number that positions were GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

44 Seats and Restraints saved to. Try storing the position to . Power mirror, with the driver or the other memory button or try the passenger side mirror selected Warning (Continued) other RKE transmitter. Obstructions overheat. An overheated seat Seat Exit Memory If something has blocked the driver heater may cause a burn or may Seat Exit Memory is not linked to an seat while recalling a memory damage the seat. RKE transmitter. The position saved position, the recall may stop. to B is used for all drivers. To turn Remove the obstruction and try the Seat Exit Memory on or off, see recall again. If the memory position "Vehicle Personalization Settings" still does not recall, see your dealer. previously in this section and Vehicle Personalization 0 135. Heated and Ventilated If turned on, the position saved to Front Seats B is automatically recalled when one of the following occurs: { Warning . The vehicle is turned off and the If temperature change or pain to driver door is opened within a the skin cannot be felt, the seat short time. heater may cause burns. To . The vehicle is turned off with the reduce the risk of burns, use care driver door open. when using the seat heater, If equipped, the buttons are on the center console. To operate, the especially for long periods of To stop Seat Exit Memory engine must be running. movement, press any of the time. Do not place anything on following memory controls: the seat that insulates against Press I or +, if equipped, to heat . Power seat heat, such as a blanket, cushion, the driver or passenger cover, or similar item. This may seatback only. . Memory SET, 1, 2, or B cause the seat heater to Press J or z to heat the driver or (Continued) passenger cushion and seatback. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 45 Press C or {, if equipped, to The heated or ventilated seat Warning (Continued) ventilate the driver or passenger indicator lights do not turn on during a remote start. seat. A ventilated seat has a fan death. Secure objects away from that pulls air through the cushion The temperature performance of an the area in which an airbag would and seatback. The air is not cooled. unoccupied seat may be reduced. inflate. For more information, see Press the button once for the This is normal. Where Are the Airbags? 0 60 and highest setting. With each press of The remote start heated or Vehicle Load Limits 0 175. the button, the seat will change to ventilated seats may be enabled or the next lower setting, and then to disabled in the vehicle the off setting. The indicator lights personalization menu. See Remote next to the buttons indicate three for Vehicle Start 0 15 and { Warning the highest setting and one for the Vehicle Personalization 0 135. lowest. Things you put on this seatback can strike and injure people in a Remote Start Heated and Folding Seatback sudden stop or turn, or in a crash. Ventilated Seats The front passenger seatback Remove or secure all items During a remote start, the heated or folds flat. before driving. ventilated seats, if equipped, can be turned on automatically. When it is { Warning To fold the seatback: cold outside, the heated seats turn on, and when it is hot outside the If you fold the seatback forward to 1. Lower the head restraint all the ventilated seats turn on. The heated carry longer objects, such as skis, way. See Head Restraints or ventilated seats are canceled be sure any such cargo is not 0 37. when the ignition is turned on. Press near an airbag. In a crash, an 2. Move the seat as far back as the heated or ventilated seat button inflating airbag might force that possible. See Seat Adjustment to use the heated or ventilated seats object toward a person. This 0 39. after the vehicle is started. could cause severe injury or even (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

46 Seats and Restraints To raise the seatback: Rear Seats 1. Lift the lever fully to unlock the seatback. Then, raise the Rear Seat Reminder seatback and push it rearward If equipped, the message REAR until it re-engages. SEAT REMINDER LOOK IN REAR 2. Push and pull on the seatback SEAT displays under certain to make sure it is locked in conditions indicating there may be place. an item or passenger in the rear seat. Check before exiting the { Warning vehicle. This feature will activate when a If either seatback is not locked, it second row door is opened while 3. Lift the lever fully and fold the could move forward in a sudden the vehicle is on or up to 10 minutes seatback forward. stop or crash. That could cause before the vehicle is turned on. If necessary, move the seat injury to the person sitting there. There will be an alert when the belt out of the way to access Always push and pull on the vehicle is turned off. The alert does the lever. seatbacks to be sure they are not directly detect objects in the rear 4. Continue lowering the seatback locked. seat; instead, under certain until it is completely folded and conditions, it detects when a rear locks in place. door is opened and closed, indicating that there may be something in the rear seat. The feature is active only once each time the vehicle is turned on and off, and will require reactivation by opening and closing the second row doors. There may be an alert even when there is nothing in the rear seat; for example, if a child entered GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 47 the vehicle through the rear door 3. Push and pull on the seatback and left the vehicle without the to make sure it is locked. vehicle being shut off. Folding the Seatback The feature can be turned on or off. See Vehicle Personalization 0 135. Either side of the seatback can be folded for more cargo space. Fold a Reclining the Seatback seatback only when the vehicle is To recline the seatback: not moving. Caution

Folding a rear seat with the seat belts still fastened may cause 2. Pull the handle on top of the damage to the seat or the seat seatback to unlock it. belts. Always unbuckle the seat belts and return them to their A tab near the seatback lever normal stowed position before raises when the seatback is unlocked. folding a rear seat. 3. Fold the seatback forward. To fold the seatback: 1. Fold the head restraint. See 1. Pull the reclining seatback Head Restraints 0 37. handle. 2. Move the seatback to the desired position, and then release the handle to lock the seatback in place. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

48 Seats and Restraints

{ Warning

A seat belt that is improperly routed, not properly attached, or twisted will not provide the protection needed in a crash. The person wearing the belt could be seriously injured. After raising the rear seatback, always check to be sure that the seat belts are properly routed and attached, and are not twisted. 4. Stow the seat belt in the belt If equipped, the rear seatbacks can stowage clip. also be folded forward by pulling the To raise a seatback: Repeat the steps to fold the levers on the passenger side of the other seatback, if desired. rear cargo area. Raising the Seatback

{ Warning

If either seatback is not locked, it could move forward in a sudden stop or crash. That could cause injury to the person sitting there. Always push and pull on the seatbacks to be sure they are locked. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 49 1. Ensure the seat belt is in the Heated Rear Seats Press z to heat the left or right belt stowage clip. outboard seat cushion and 2. Lift the seatback up and push it { Warning seatback. rearward to lock it in place. + If temperature change or pain to Press to heat the left or right A tab near the seatback lever outboard seatback only. retracts when the seatback is the skin cannot be felt, the seat locked in place. heater may cause burns. See the Press the button once for the Warning under Heated and highest setting. With each press of 3. Return the head restraint to the Ventilated Front Seats 0 44. the button, the heated seat will upright position. See Head change to the next lower setting, Restraints 0 37. and then to the off setting. The 4. Push and pull the top of the lights indicate three for the highest seatback to be sure it is locked setting and one for the lowest. into position. 5. Repeat the steps to raise the other seatback, if necessary. When the seat is not in use, it should be kept in the upright, locked position.

If equipped, the rear heated seat buttons are on the rear of the center console. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

50 Seats and Restraints Seat Belts When riding in a vehicle, you travel Warning (Continued) as fast as the vehicle does. If the This section describes how to use vehicle stops suddenly, you keep seat belts properly, and some things passengers to ride in any area of going until something stops you. not to do. the vehicle that is not equipped It could be the windshield, the with seats and seat belts. instrument panel, or the seat belts! { Warning Always wear a seat belt, and When you wear a seat belt, you and check that all passenger(s) are the vehicle slow down together. Do not let anyone ride where a restrained properly too. There is more time to stop because seat belt cannot be worn properly. you stop over a longer distance and, In a crash, if you or your when worn properly, your strongest passenger(s) are not wearing This vehicle has indicators as a reminder to buckle the seat belts. bones take the forces from the seat seat belts, injuries can be much See Seat Belt Reminders 0 113. belts. That is why wearing seat belts worse than if you are wearing makes such good sense. seat belts. You can be seriously Why Seat Belts Work injured or killed by hitting things Questions and Answers About inside the vehicle harder or by Seat Belts being ejected from the vehicle. In Q: Will I be trapped in the vehicle addition, anyone who is not after a crash if I am wearing a buckled up can strike other seat belt? passengers in the vehicle. A: You could be — whether you are It is extremely dangerous to ride wearing a seat belt or not. Your in a cargo area, inside or outside chance of being conscious of a vehicle. In a collision, during and after a crash, so you passengers riding in these areas can unbuckle and get out, is are more likely to be seriously much greater if you are belted. injured or killed. Do not allow (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 51 Q: If my vehicle has airbags, why It is very important for all occupants . Wear the lap part of the belt low should I have to wear seat to buckle up. Statistics show that and snug on the hips, just belts? unbelted people are hurt more often touching the thighs. In a crash, A: Airbags are supplemental in crashes than those who are this applies force to the strong systems only. They work with wearing seat belts. pelvic bones and you would be less likely to slide under the lap seat belts — not instead of them. There are important things to know Whether or not an airbag is about wearing a seat belt properly. belt. If you slid under it, the belt provided, all occupants still have would apply force on your to buckle up to get the most abdomen. This could cause protection. serious or even fatal injuries. Also, in nearly all states and in . Wear the shoulder belt over the all Canadian provinces, the law shoulder and across the chest. requires wearing seat belts. These parts of the body are best able to take belt restraining How to Wear Seat Belts forces. The shoulder belt locks if there is a sudden stop or crash. Properly Follow these rules for everyone's { Warning protection. You can be seriously injured, There are additional things to know or even killed, by not wearing about seat belts and children, . Sit up straight and always keep your seat belt properly. including smaller children and your feet on the floor in front of infants. If a child will be riding in the you (if possible). vehicle, see Older Children 0 70 or . Always use the correct buckle Infants and Young Children 0 72. for your seating position. Review and follow the rules for children in addition to the following rules. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

52 Seats and Restraints

Always use the correct buckle for your seating position.

Never allow the lap or shoulder belt Never wear the shoulder belt under to become loose or twisted. both arms or behind your back. Never route the lap or shoulder belt over an armrest. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 53 feature stays engaged after { Warning letting the belt go back to stowed position on the seat, The seat belt can be pinched if it move the seat rearward or is routed under plastic trim on the recline the seat until the seat, such as trim around the rear shoulder belt retractor lock seatback folding handle or side releases. airbag. In a crash, pinched seat belts might not be able to provide Engaging the child restraint locking feature in the front adequate protection. Never allow outboard seating position may seat belts to be routed under affect the passenger sensing plastic trim pieces. system. See Passenger 2. Pick up the latch plate and pull Sensing System 0 64. Lap-Shoulder Belt the belt across you. Do not let it get twisted. All seating positions in the vehicle have a lap-shoulder belt. The lap-shoulder belt may lock if you pull the belt across you The following instructions explain very quickly. If this happens, let how to wear a lap-shoulder belt the belt go back slightly to properly. unlock it. Then pull the belt 1. Adjust the seat, if the seat is across you more slowly. adjustable, so you can sit up If the shoulder portion of a straight. To see how, see passenger belt is pulled out all “Seats” in the Index. the way, the child restraint locking feature may be engaged. See Child Restraint Systems 0 74. If this occurs, let the belt go back all the way and start again. If the locking GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

54 Seats and Restraints If the webbing locks in the latch To unlatch the belt, push the button plate before it reaches the on the buckle. The belt should buckle, tilt the latch plate flat to return to its stowed position. unlock. Always stow the seat belt slowly. If the seat belt webbing returns quickly to the stowed position, the retractor may lock and cannot be pulled out. If this happens, pull the seat belt straight out firmly to unlock the webbing, and then release it. If the webbing is still locked in the retractor, see your dealer. 4. To make the lap part tight, pull Before a door is closed, be sure the up on the shoulder belt. seat belt is out of the way. If a door is slammed against a seat belt, damage can occur to both the seat belt and the vehicle. 3. Push the latch plate into the buckle until it clicks. Seat Belt Pretensioners Pull up on the latch plate to This vehicle has seat belt make sure it is secure. If the pretensioners for the front outboard belt is not long enough, see occupants. Although the seat belt Seat Belt Extender 0 57. pretensioners cannot be seen, they are part of the seat belt assembly. Position the release button on They can help tighten the seat belts the buckle so that the seat belt during the early stages of a could be quickly unbuckled if moderate to severe frontal, near necessary. frontal, or rear crash if the threshold conditions for pretensioner GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 55 activation are met. Seat belt To install: pretensioners can also help tighten Warning (Continued) the seat belts in a side crash or a rollover event. and across the chest. These parts of the body are best able to take Pretensioners work only once. If the belt restraining forces. pretensioners activate in a crash, the pretensioners and probably other parts of the vehicle’s seat belt Rear seat belt comfort guides may system will need to be replaced. provide added seat belt comfort for See Replacing Seat Belt System older children who have outgrown Parts after a Crash 0 58. booster seats and for some adults. When installed on a shoulder belt, Do not sit on the outboard seat belt the comfort guide positions the while entering or exiting the vehicle, shoulder belt away from the neck or at any time while sitting in the and head. seat. Sitting on the seat belt can 1. Remove the guide from its damage the webbing and hardware. This vehicle will have rear seat belt storage pocket on the side of comfort guides in the rear outboard the seatback. Rear Seat Belt Comfort Guides seating positions.

{ Warning

A seat belt that is not properly worn may not provide the protection needed in a crash. The person wearing the belt could be seriously injured. The shoulder belt should go over the shoulder (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

56 Seats and Restraints 3. Be sure that the belt is not removed from the guide. Slide the twisted and it lies flat. The guide back into its storage pocket elastic cord must be behind the on the side of the seatback. belt with the plastic guide on the front. Seat Belt Use During Pregnancy Seat belts work for everyone, including pregnant women. Like all occupants, they are more likely to be seriously injured if they do not wear seat belts. 2. Place the guide over the belt, and insert the two edges of the belt into the slots of the guide.

4. Buckle, position, and release the seat belt as described previously in this section. Make sure the shoulder belt crosses the shoulder. The belt should be close to, but not contacting, the neck. To remove and store the comfort guide, squeeze the belt edges together so that the seat belt can be GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 57 A pregnant woman should wear a information on the proper use and fit Make sure the seat belt reminder lap-shoulder belt, and the lap of seat belt extenders see the light is working. See Seat Belt portion should be worn as low as instruction sheet that comes with Reminders 0 113. possible, below the rounding, the extender. Keep seat belts clean and dry. See throughout the pregnancy. Seat Belt Care 0 57. The best way to protect the fetus is Safety System Check to protect the mother. When a seat Periodically check the seat belt Seat Belt Care belt is worn properly, it is more likely reminder, seat belts, buckles, latch Keep belts clean and dry. that the fetus will not be hurt in a plates, retractors, shoulder belt crash. For pregnant women, as for height adjusters (if equipped), and Seat belts should be properly cared anyone, the key to making seat seat belt anchorages to make sure for and maintained. belts effective is wearing them they are all in working order. Look Seat belt hardware should be kept properly. for any other loose or damaged seat dry and free of dust or debris. As belt system parts that might keep a necessary, exterior hard surfaces Seat Belt Extender seat belt system from performing and seat belt webbing may be lightly If the vehicle's seat belt will fasten properly. See your dealer to have it cleaned with mild soap and water. around you, you should use it. repaired. Torn, frayed, or twisted Ensure there is not excessive dust seat belts may not protect you in a or debris in the mechanism. If dust But if a seat belt is not long enough, crash. Torn or frayed seat belts can or debris exists in the system please your dealer will order you an rip apart under impact forces. If a see the dealer. Parts may need to extender. When you go in to order it, belt is torn or frayed, have it be replaced to ensure proper take the heaviest coat you will wear, replaced immediately. If a belt is functionality of the system. so the extender will be long enough twisted, it may be possible to for you. To help avoid personal untwist by reversing the latch plate injury, do not let someone else use on the webbing. If the twist cannot it, and use it only for the seat it is be corrected, ask your dealer to made to fit. The extender has been fix it. designed for adults. Never use it for securing child restraints. For more GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

58 Seats and Restraints

{ Warning Warning (Continued) Airbag System The vehicle has the following Do not bleach or dye seat belt have them inspected and any airbags: webbing. It may severely weaken necessary replacements made as the webbing. In a crash, they soon as possible. . A frontal airbag for the driver might not be able to provide . A frontal airbag for the front adequate protection. Clean and After a minor crash, replacement of outboard passenger rinse seat belt webbing only with seat belts may not be necessary. . A seat-mounted side impact mild soap and lukewarm water. But the seat belt assemblies that airbag for the driver Allow the webbing to dry. were used during any crash may . A seat-mounted side impact have been stressed or damaged. airbag for the front outboard See your dealer to have the seat passenger Replacing Seat Belt belt assemblies inspected or System Parts after a replaced. . A roof-rail airbag for the driver Crash and the passenger seated New parts and repairs may be directly behind the driver necessary even if the seat belt { Warning system was not being used at the . A roof-rail airbag for the front time of the crash. outboard passenger and the A crash can damage the seat belt passenger seated directly Have the seat belt pretensioners system in the vehicle. A damaged behind the front outboard checked if the vehicle has been in a passenger seat belt system may not properly crash, or if the airbag readiness light protect the person using it, stays on after you start the vehicle All vehicle airbags have the word resulting in serious injury or even or while you are driving. See Airbag AIRBAG on the trim or on a label death in a crash. To help make Readiness Light 0 113. near the deployment opening. sure the seat belt systems are working properly after a crash, (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 59 For frontal airbags, the word AIRBAG is on the center of the Warning (Continued) Warning (Continued) steering wheel for the driver and on the instrument panel for the front airbags. Airbags are designed to airbag when it inflates can be outboard passenger. work with seat belts, not replace seriously injured or killed. Do not them. Also, airbags are not sit unnecessarily close to any For seat-mounted side impact designed to inflate in every crash. airbag, as you would be if sitting airbags, the word AIRBAG is on the In some crashes seat belts are on the edge of the seat or leaning side of the seatback or side of the the only restraint. See When forward. Seat belts help keep you seat closest to the door. Should an Airbag Inflate? 0 62. in position before and during a For roof-rail airbags, the word Wearing your seat belt during a crash. Always wear a seat belt, AIRBAG is on the ceiling or trim. crash helps reduce your chance even with airbags. The driver Airbags are designed to supplement of hitting things inside the vehicle should sit as far back as possible the protection provided by seat or being ejected from it. Airbags while still maintaining control of the vehicle. The seat belts and belts. Even though today's airbags are “supplemental restraints” to are also designed to help reduce the seat belts. Everyone in the the front outboard passenger the risk of injury from the force of an vehicle should wear a seat belt airbags are most effective when inflating bag, all airbags must inflate properly, whether or not there is you are sitting well back and very quickly to do their job. an airbag for that person. upright in the seat with both feet Here are the most important things on the floor. to know about the airbag system: Occupants should not lean on or sleep against the door or side { Warning { Warning windows in seating positions with Because airbags inflate with great seat-mounted side impact airbags You can be severely injured or and/or roof-rail airbags. killed in a crash if you are not force and faster than the blink of wearing your seat belt, even with an eye, anyone who is up against, or very close to, any (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

60 Seats and Restraints Where Are the Airbags? { Warning

Children who are up against, or very close to, any airbag when it inflates can be seriously injured or killed. Always secure children properly in the vehicle. To read how, see Older Children 0 70 or Infants and Young Children 0 72.

The front outboard passenger frontal airbag is in the passenger The driver frontal airbag is in the side instrument panel. center of the steering wheel.

There is an airbag readiness light on the instrument cluster, which shows the airbag symbol. The system checks the airbag electrical system for malfunctions. The light tells you if there is an electrical problem. See Airbag Readiness Light 0 113. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 61

{ Warning

If something is between an occupant and an airbag, the airbag might not inflate properly or it might force the object into that person causing severe injury or even death. The path of an inflating airbag must be kept clear. Do not put anything between an occupant and an Driver Side Shown, Passenger Driver Side Shown, Passenger airbag, and do not attach or put Side Similar Side Similar anything on the steering wheel hub or on or near any other The driver and front outboard The roof-rail airbags for the driver, airbag covering. passenger seat-mounted side front outboard passenger, and impact airbags are in the side of the second row outboard passengers Do not use seat accessories that seatbacks closest to the door. are in the ceiling above the side block the inflation path of a windows. seat-mounted side impact airbag. Never secure anything to the roof of a vehicle with roof-rail airbags by routing a rope or tie‐down through any door or window opening. If you do, the path of an inflating roof-rail airbag will be blocked. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

62 Seats and Restraints When Should an Airbag It depends on what is hit, the A seat-mounted side impact airbag direction of the impact, and how is designed to inflate on the side of Inflate? quickly the vehicle slows down. the vehicle that is struck. This vehicle is equipped with 0 Frontal airbags may inflate at Roof-rail airbags are designed to airbags. See Airbag System 58. different crash speeds depending on inflate in moderate to severe side Airbags are designed to inflate if the whether the vehicle hits an object crashes depending on the location impact exceeds the specific airbag straight on or at an angle, and of the impact. In addition, these system's deployment threshold. whether the object is fixed or roof-rail airbags are designed to Deployment thresholds are used to moving, rigid or deformable, narrow inflate during a rollover or in a predict how severe a crash is likely or wide. severe frontal impact. Roof-rail to be in time for the airbags to Frontal airbags are not intended to airbags are not designed to inflate in inflate and help restrain the rear impacts. Both roof-rail airbags occupants. The vehicle has inflate during vehicle rollovers, rear impacts, or many side impacts. will inflate when either side of the electronic sensors that help the vehicle is struck or if the sensing airbag system determine the In addition, the vehicle has system predicts that the vehicle is severity of the impact. Deployment advanced technology frontal about to roll over on its side, or in a thresholds can vary with specific airbags. Advanced technology severe frontal impact. vehicle design. frontal airbags adjust the restraint according to crash severity. In any particular crash, no one can Frontal airbags are designed to say whether an airbag should have inflate in moderate to severe frontal Seat-mounted side impact airbags inflated simply because of the or near frontal crashes to help are designed to inflate in moderate vehicle damage or repair costs. reduce the potential for severe to severe side crashes depending injuries, mainly to the driver's or on the location of the impact. What Makes an Airbag front outboard passenger's head Seat-mounted side impact airbags and chest. are not designed to inflate in frontal Inflate? Whether the frontal airbags will or impacts, near frontal impacts, In a deployment event, the sensing should inflate is not based primarily rollovers, or rear impacts. system sends an electrical signal on how fast the vehicle is traveling. triggering a release of gas from the inflator. Gas from the inflator fills the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 63 airbag causing the bag to break out full or partial ejection in rollover be some smoke and dust coming of the cover. The inflator, the airbag, events, although no system can from the vents in the deflated and related hardware are all part of prevent all such ejections. airbags. Airbag inflation does not the airbag module. But airbags would not help in many prevent the driver from seeing out of For airbag locations, see Where Are types of collisions, primarily the windshield or being able to steer the Airbags? 0 60. because the occupant's motion is the vehicle, nor does it prevent not toward those airbags. See When people from leaving the vehicle. How Does an Airbag Should an Airbag Inflate? 0 62. { Warning Restrain? Airbags should never be regarded as anything more than a supplement In moderate to severe frontal or When an airbag inflates, there to seat belts. near frontal collisions, even belted may be dust in the air. This dust occupants can contact the steering could cause breathing problems wheel or the instrument panel. In What Will You See after for people with a history of moderate to severe side collisions, an Airbag Inflates? asthma or other breathing trouble. To avoid this, everyone in the even belted occupants can contact After frontal and seat-mounted side the inside of the vehicle. impact airbags inflate, they quickly vehicle should get out as soon as Airbags supplement the protection deflate, so quickly that some people it is safe to do so. If you have provided by seat belts by may not even realize the airbags breathing problems but cannot distributing the force of the impact inflated. Roof-rail airbags may still get out of the vehicle after an more evenly over the be at least partially inflated for some airbag inflates, then get fresh air occupant's body. time after they inflate. Some by opening a window or a door. If you experience breathing Rollover capable roof-rail airbags components of the airbag module problems following an airbag are designed to help contain the may be hot for several minutes. For location of the airbags, see Where deployment, you should seek head and chest of occupants in the 0 outboard seating positions in the Are the Airbags? 60. medical attention. first and second rows. The rollover The parts of the airbag that come capable roof-rail airbags are into contact with you may be warm, designed to help reduce the risk of but not too hot to touch. There may GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

64 Seats and Restraints The vehicle has a feature that may . The vehicle has a crash sensing automatically unlock the doors, turn Warning (Continued) and diagnostic module which on the interior lamps and hazard records information after a warning flashers, and shut off the moderate crash, there may be crash. See Vehicle Data fuel system after the airbags inflate. concealed damage that could Recording and Privacy 0 397 The feature may also activate, make it difficult to safely operate and without airbag inflation, after an the vehicle. Event Data Recorders 0 397. event that exceeds a predetermined Use caution if you should attempt . Let only qualified technicians threshold. After turning the ignition to restart the engine after a crash work on the airbag systems. off and then on again, the fuel has occurred. Improper service can mean that system will return to normal an airbag system will not work operation; the doors can be locked, In many crashes severe enough to properly. See your dealer for the interior lamps can be turned off, service. and the hazard warning flashers can inflate the airbag, windshields are be turned off using the controls for broken by vehicle deformation. those features. If any of these Additional windshield breakage may Passenger Sensing systems are damaged in the crash also occur from the front outboard System passenger airbag. they may not operate as normal. The vehicle has a passenger . Airbags are designed to inflate sensing system for the front { Warning only once. After an airbag outboard passenger position. The inflates, you will need some new passenger airbag status indicator A crash severe enough to inflate parts for the airbag system. will light on the overhead console the airbags may have also If you do not get them, the when the vehicle is started. damaged important functions in airbag system will not be there the vehicle, such as the fuel to help protect you in another system, brake and steering crash. A new system will include systems, etc. Even if the vehicle airbag modules and possibly appears to be drivable after a other parts. The service manual for the vehicle covers the need (Continued) to replace other parts. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 65 According to accident statistics, children are safer when properly Warning (Continued) secured in a rear seat in the correct child restraint for their weight Even if the passenger sensing and size. system has turned off the passenger frontal airbag, no Whenever possible, children aged system is fail-safe. No one can The words ON and OFF, and the 12 and under should be secured in guarantee that an airbag will not symbols for on and off, will be a rear seating position. deploy under some unusual visible during the system check. Never put a rear-facing child seat in circumstance, even though the When the system check is the front. This is because the risk to airbag is turned off. complete, either the word ON or the rear-facing child is so great, OFF, and the symbol for on or off, if the airbag inflates. Never put a rear-facing child will be visible. See Passenger restraint in the front seat, even if Airbag Status Indicator 0 114. the airbag is off. If securing a { Warning forward-facing child restraint in The passenger sensing system turns off the front outboard A child in a rear-facing child the front outboard passenger passenger frontal airbag under restraint can be seriously injured seat, always move the seat as far certain conditions. No other airbag or killed if the passenger frontal back as it will go. It is better to is affected by the passenger airbag inflates. This is because secure child restraints in the rear sensing system. the back of the rear-facing child seat. Consider using another vehicle to transport the child The passenger sensing system restraint would be very close to when a rear seat is not available. works with sensors that are part of the inflating airbag. A child in a the front outboard passenger seat forward-facing child restraint can and seat belt. The sensors are be seriously injured or killed if the The passenger sensing system is designed to detect the presence of passenger frontal airbag inflates designed to turn off the front a properly seated occupant and and the passenger seat is in a outboard passenger frontal airbag if: determine if the front outboard forward position. . The front outboard passenger passenger frontal airbag should be (Continued) seat is unoccupied. allowed to inflate or not. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

66 Seats and Restraints . The system determines an infant For some children, including If the On Indicator Is Lit for a is present in a child restraint. children in child restraints, and for Child Restraint . A front outboard passenger very small adults, the passenger sensing system may or may not turn The passenger sensing system is takes his/her weight off of the designed to turn off the front seat for a period of time. off the front outboard passenger frontal airbag, depending upon the outboard passenger frontal airbag if . There is a critical problem with person's seating posture and body the system determines that an infant the airbag system or the build. Everyone in the vehicle who is present in a child restraint. If a passenger sensing system. has outgrown child restraints should child restraint has been installed and the ON indicator is lit: When the passenger sensing wear a seat belt properly — whether system has turned off the front or not there is an airbag for that 1. Turn the vehicle off. person. outboard passenger frontal airbag, 2. Remove the child restraint from the OFF indicator will light and stay the vehicle. lit as a reminder that the airbag is { Warning off. See Passenger Airbag Status 3. Remove any additional items Indicator 0 114. If the airbag readiness light ever from the seat such as blankets, comes on and stays on, it means cushions, seat covers, seat The passenger sensing system is that something may be wrong heaters, or seat massagers. designed to turn on the front with the airbag system. To help outboard passenger frontal airbag 4. Reinstall the child restraint anytime the system senses that a avoid injury to yourself or others, following the directions person of adult size is sitting have the vehicle serviced right provided by the child restraint properly in the front outboard away. See Airbag Readiness manufacturer and refer to passenger seat. Light 0 113 for more information, Securing Child Restraints (With including important safety the Seat Belt in the Rear Seat) When the passenger sensing information. 0 85 or system has allowed the airbag to be Securing Child Restraints (With enabled, the ON indicator will light the Seat Belt in the Front Seat) and stay lit as a reminder that the 0 87. airbag is active. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 67 Make sure the seat belt 6. Restart the vehicle. properly in the seat or that the child retractor is locked by pulling The passenger sensing system may restraint locking feature is engaged. the shoulder belt all the way or may not turn off the airbag for a Use the following steps to allow the out of the retractor when child in a child restraint depending system to detect that person and installing the child restraint, enable the front outboard passenger upon the child’s size. It is better to even if the child restraint is secure the child restraint in a rear frontal airbag: equipped with a seat belt lock seat. Never put a rear-facing child 1. Turn the vehicle off. off. When the retractor lock is restraint in the front seat, even if the 2. Remove any additional material set, the belt can be tightened ON indicator is not lit. but not pulled out of the from the seat, such as retractor. If the Off Indicator Is Lit for an blankets, cushions, seat Adult-Sized Occupant covers, seat heaters, or seat 5. If, after reinstalling the child massagers. restraint and restarting the vehicle, the ON indicator is still 3. Place the seatback in the fully lit, turn the vehicle off. Then upright position. slightly recline the vehicle 4. Have the person sit upright in seatback and adjust the seat the seat, centered on the seat cushion, if adjustable, to make cushion, with legs comfortably sure that the vehicle seatback extended. is not pushing the child restraint into the seat cushion. 5. If the shoulder portion of the belt is pulled out all the way, Also make sure the child the child restraint locking restraint is not trapped under feature will be engaged. This the vehicle head restraint. may unintentionally cause the If this happens, adjust the head passenger sensing system to restraint. See Head Restraints If a person of adult size is sitting in turn the airbag off for some 0 37. the front outboard passenger seat, adult-sized occupants. If this but the OFF indicator is lit, it could happens, unbuckle the belt, let be because that person is not sitting the belt go back all the way, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

68 Seats and Restraints and then buckle the belt again system maintain the passenger without pulling the belt out all airbag status. See “Seat Belts” and { Warning the way. “Child Restraints” in the Index for Stowing articles under the 6. Restart the vehicle and have additional information about the importance of proper restraint use. passenger seat or between the the person remain in this passenger seat cushion and position for two to three minutes A thick layer of additional material, seatback may interfere with the after the ON indicator is lit. such as a blanket or cushion, proper operation of the passenger or aftermarket equipment such as sensing system. { Warning seat covers, seat heaters, and seat massagers can affect how well the If the front outboard passenger passenger sensing system Servicing the airbag is turned off for an operates. We recommend that you Airbag-Equipped Vehicle adult-sized occupant, the airbag not use seat covers or other will not be able to inflate and help aftermarket equipment except when Airbags affect how the vehicle protect that person in a crash, approved by GM for your specific should be serviced. There are parts resulting in an increased risk of vehicle. See Adding Equipment to of the airbag system in several 0 serious injury or even death. An the Airbag-Equipped Vehicle 69 places around the vehicle. Your dealer and the service manual have adult-sized occupant should not for more information about modifications that can affect how information about servicing the ride in the front outboard the system operates. vehicle and the airbag system. To passenger seat, if the passenger The ON indicator may be lit if an purchase a service manual, see airbag OFF indicator is lit. Publication Ordering Information object, such as a briefcase, 0 handbag, grocery bag, laptop, 394. Additional Factors Affecting or other electronic device, is put on System Operation an unoccupied seat. If this is not Seat belts help keep the passenger desired, remove the object from in position on the seat during the seat. vehicle maneuvers and braking, which helps the passenger sensing GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 69 . Airbag system, including airbag GM covers, upholstery, or trim { Warning modules, front or side impact designed for a different vehicle. Any sensors, sensing and diagnostic object, such as an aftermarket seat For up to 10 seconds after the module, or airbag wiring heater or a comfort-enhancing pad vehicle is turned off and the or device, installed under or on top battery is disconnected, an airbag . Front seats, including stitching, seams or zippers of the seat fabric, could also can still inflate during improper interfere with the operation of the service. You can be injured if you . Seat belts passenger sensing system. This are close to an airbag when it . Steering wheel, instrument could either prevent proper inflates. Avoid yellow connectors. panel, overhead console, ceiling deployment of the passenger They are probably part of the trim, or pillar garnish trim airbag(s) or prevent the passenger airbag system. Be sure to follow sensing system from properly proper service procedures, and . Inner door seals, including turning off the passenger airbag(s). make sure the person performing speakers See Passenger Sensing System work for you is qualified to do so. Your dealer and the service manual 0 64. have information about the location If the vehicle has rollover roof-rail of the airbag modules and sensors, Adding Equipment to the airbags, see Different Size Tires sensing and diagnostic module, and and Wheels 0 331 for additional Airbag-Equipped Vehicle airbag wiring along with the proper important information. replacement procedures. Adding accessories that change the If the vehicle must be modified vehicle's frame, bumper system, In addition, the vehicle has a because you have a disability and height, front end, or side sheet passenger sensing system for the have questions about whether the metal may keep the airbag system front outboard passenger position, modifications will affect the vehicle's from working properly. which includes sensors that are part airbag system, or if you have of the passenger seat. The questions about whether the airbag The operation of the airbag system passenger sensing system may not can also be affected by changing, system will be affected if the vehicle operate properly if the original seat is modified for any other reason, call including improperly repairing or trim is replaced with non-GM replacing, any parts of the following: Customer Assistance. See covers, upholstery, or trim; or with Customer Assistance Offices 0 387. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

70 Seats and Restraints Airbag System Check Replacing Airbag System Child Restraints The airbag system does not need Parts after a Crash regularly scheduled maintenance or Older Children replacement. Make sure the airbag { Warning readiness light is working. See Airbag Readiness Light 0 113. A crash can damage the airbag systems in the vehicle. Caution A damaged airbag system may not properly protect you and your If an airbag covering is damaged, passenger(s) in a crash, resulting opened, or broken, the airbag in serious injury or even death. To may not work properly. Do not help make sure the airbag open or break the airbag systems are working properly coverings. If there are any after a crash, have them opened or broken airbag inspected and any necessary coverings, have the airbag replacements made as soon as covering and/or airbag module possible. Older children who have outgrown replaced. For the location of the booster seats should wear the airbags, see Where Are the vehicle’s seat belts. 0 If an airbag inflates, you will need to Airbags? 60. See your dealer replace airbag system parts. See The manufacturer instructions that for service. your dealer for service. come with the booster seat state the If the airbag readiness light stays on weight and height limitations for that after the vehicle is started or comes booster. Use a booster seat with a on when you are driving, the airbag lap-shoulder belt until the child system may not work properly. Have passes the fit test below: the vehicle serviced right away. See Airbag Readiness Light 0 113. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 71 . Sit all the way back on the seat. Q: What is the proper way to Do the knees bend at the seat wear seat belts? { Warning edge? If yes, continue. If no, A: An older child should wear a return to the booster seat. Never allow more than one child lap-shoulder belt and get the to wear the same seat belt. The . Buckle the lap-shoulder belt. additional restraint a shoulder seat belt cannot properly spread Does the shoulder belt rest on belt can provide. The shoulder the impact forces. In a crash, they the shoulder? If yes, continue. belt should not cross the face or can be crushed together and If no, try using the rear seat belt neck. The lap belt should fit seriously injured. A seat belt must comfort guide, if available. See snugly below the hips, just be used by only one person at Rear Seat Belt Comfort Guides touching the top of the thighs. “ ” a time. under Lap-Shoulder Belt 0 53. This applies belt force to the If a comfort guide is not child's pelvic bones in a crash. available, or if the shoulder belt It should never be worn over the still does not rest on the abdomen, which could cause shoulder, then return to the severe or even fatal internal booster seat. injuries in a crash. . Does the lap belt fit low and Also see “Rear Seat Belt Comfort snug on the hips, touching the Guides” under Lap-Shoulder Belt thighs? If yes, continue. If no, 0 53. return to the booster seat. According to accident statistics, . Can proper seat belt fit be children are safer when properly maintained for the length of the restrained in a rear seating position. trip? If yes, continue. If no, In a crash, children who are not return to the booster seat. buckled up can strike other people who are buckled up, or can be thrown out of the vehicle. Older children need to use seat belts properly. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

72 Seats and Restraints

{ Warning { Warning

Never allow a child to wear the Children can be seriously injured seat belt with the shoulder belt or strangled if a shoulder belt is behind their back. A child can be wrapped around their neck. The seriously injured by not wearing shoulder belt can tighten but the lap-shoulder belt properly. In a cannot be loosened if it is locked. crash, the child would not be The shoulder belt locks when it is restrained by the shoulder belt. pulled all the way out of the The child could move too far retractor. It unlocks when the forward increasing the chance of shoulder belt is allowed to go all head and neck injury. The child the way back into the retractor, might also slide under the lap Infants and Young but it cannot do this if it is belt. The belt force would then be Children wrapped around a child’s neck. applied right on the abdomen. If the shoulder belt is locked and Everyone in a vehicle needs That could cause serious or fatal tightened around a child’s neck, protection! This includes infants and injuries. The shoulder belt should the only way to loosen the belt is all other children. Neither the go over the shoulder and across to cut it. distance traveled nor the age and the chest. size of the traveler changes the Never leave children unattended need, for everyone, to use safety in a vehicle and never allow restraints. In fact, the law in every children to play with the seat state in the United States and in belts. every Canadian province says children up to some age must be restrained while in a vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 73 Every time infants and young children ride in vehicles, they should have the protection provided by appropriate child restraints. Neither the vehicle's seat belt system nor its airbag system is designed for them. Children who are not restrained properly can strike other people, or can be thrown out of the vehicle.

{ Warning

Never hold an infant or a child Child restraints are devices used to while riding in a vehicle. Due to { Warning restrain, seat, or position children in crash forces, an infant or a child Children who are up against, the vehicle and are sometimes will become so heavy it is not or very close to, any airbag when called child seats or car seats. possible to hold it during a crash. it inflates can be seriously injured There are three basic types of For example, in a crash at only or killed. Never put a rear-facing child restraints: 40 km/h (25 mph), a 5.5 kg (12 lb) child restraint in the front . Forward-facing child restraints infant will suddenly become a outboard seat. Secure a 110 kg (240 lb) force on a person's rear-facing child restraint in a rear . Rear-facing child restraints arms. An infant or child should be seat. It is also better to secure a . Belt-positioning booster seats secured in an appropriate child forward-facing child restraint in a restraint. The proper child restraint for your rear seat. If you must secure a child depends on their size, weight, forward-facing child restraint in and age, and also on whether the the front outboard seat, always child restraint is compatible with the move the front passenger seat as vehicle in which it will be used. far back as it will go. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

74 Seats and Restraints For each type of child restraint, Child Restraint Systems there are many different models { Warning available. When purchasing a child restraint, be sure it is designed to be A young child's hip bones are still used in a motor vehicle. If it is, the so small that the vehicle seat belt child restraint will have a label may not remain low on the hip saying that it meets federal motor bones, as it should. Instead, it vehicle safety standards. may settle up around the child's abdomen. In a crash, the belt The instruction manual that is would apply force on a body area provided with the child restraint that is unprotected by any bony states the weight and height limitations for that particular child structure. This alone could cause restraint. In addition, there are many serious or fatal injuries. To reduce kinds of child restraints available for the risk of serious or fatal injuries children with special needs. during a crash, young children Rear-Facing Infant Restraint should always be secured in an A rear-facing child restraint provides { Warning appropriate child restraint. restraint with the seating surface against the back of the infant. To reduce the risk of neck and The harness system holds the infant head injury in a crash, infants and in place and, in a crash, acts to toddlers should be secured in a keep the infant positioned in the rear-facing child restraint until age restraint. two, or until they reach the maximum height and weight limits of their child restraint. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 75 Securing an Add-On Child Restraint in the Vehicle

{ Warning

A child can be seriously injured or killed in a crash if the child restraint is not properly secured in the vehicle. Secure the child restraint properly in the vehicle using the vehicle seat belt or LATCH system, following the Forward-Facing Child Restraint Booster Seats instructions that came with that A forward-facing child restraint A belt-positioning booster seat is child restraint and the instructions provides restraint for the child's used for children who have in this manual. body with the harness. outgrown their forward-facing child restraint. Boosters are designed to To help reduce the chance of injury, improve the fit of the vehicle's seat the child restraint must be secured belt system until the child is large in the vehicle. Child restraints must enough for the vehicle seat belts to be secured in vehicle seats by lap fit properly without a booster seat. belts or the lap belt portion of a See the seat belt fit test in Older 0 lap-shoulder belt, or by the LATCH Children 70. system. See Lower Anchors and Tethers for Children (LATCH System) 0 77 for more information. Children can be endangered in a crash if the child restraint is not properly secured in the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

76 Seats and Restraints When securing an add-on child inspection station. For CPST Never put a rear-facing child restraint, refer to the following: availability in Canada, check with restraint in the front. This is because 1. Instruction labels provided on Transport Canada or the Provincial the risk to the rear-facing child is so the child restraint Ministry of Transportation office. great if the airbag deploys. Securing the Child Within the 2. Instruction manual provided { Warning with the child restraint Child Restraint 3. This vehicle owner's manual A child in a rear-facing child { Warning restraint can be seriously injured The child restraint instructions are or killed if the front passenger important, so if they are not A child can be seriously injured or airbag inflates. This is because available, obtain a replacement killed in a crash if the child is not copy from the manufacturer. the back of the rear-facing child properly secured in the child restraint would be very close to Keep in mind that an unsecured restraint. Secure the child the inflating airbag. A child in a child restraint can move around in a properly following the instructions forward-facing child restraint can collision or sudden stop and injure that came with that child restraint. be seriously injured or killed if the people in the vehicle. Be sure to front passenger airbag inflates properly secure any child restraint in and the passenger seat is in a the vehicle even when no child is Where to Put the — forward position. in it. Restraint Even if the passenger sensing In some areas Certified Child According to accident statistics, system has turned off the front Passenger Safety Technicians children and infants are safer when passenger frontal airbag, no (CPSTs) are available to inspect properly restrained in an appropriate and demonstrate how to correctly child restraint secured in a rear system is fail-safe. No one can use and install child restraints. In seating position. guarantee that an airbag will not the U.S., refer to the National deploy under some unusual Highway Traffic Safety Whenever possible, children aged circumstance, even though it is Administration (NHTSA) website to 12 and under should be secured in turned off. a rear seating position. locate the nearest child safety seat (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 77 passengers or child restraints. vehicle. The LATCH system is Warning (Continued) Adjacent seating positions should designed to make installation of a not be used if the child restraint child restraint easier. Secure rear-facing child restraints prevents access to or interferes with In order to use the LATCH system in in a rear seat, even if the airbag the routing of the seat belt. is off. If you secure a your vehicle, you need a child forward-facing child restraint in Wherever a child restraint is restraint that has LATCH the front seat, always move the installed, be sure to follow the attachments. LATCH-compatible front passenger seat as far back instructions that came with the child rear-facing and forward-facing child restraint and secure the child seats can be properly installed as it will go. It is better to secure restraint properly. using either the LATCH anchors or the child restraint in a rear seat. Keep in mind that an unsecured the vehicle’s seat belts. Do not use See Passenger Sensing System both the seat belts and the LATCH 0 child restraint can move around in a 64 for additional information. collision or sudden stop and injure anchorage system to secure a people in the vehicle. Be sure to rear-facing or forward-facing child seat. When securing a child restraint with properly secure any child restraint in the seat belts in a rear seat position, the vehicle — even when no child is Booster seats use the vehicle’s seat study the instructions that came with in it. belts to secure the child in the the child restraint to make sure it is booster seat. If the manufacturer compatible with this vehicle. Lower Anchors and recommends that the booster seat Tethers for Children be secured with the LATCH system, Child restraints and booster seats this can be done as long as the vary considerably in size, and some (LATCH System) booster seat can be positioned may fit in certain seating positions properly and there is no interference better than others. The LATCH system secures a child restraint during driving or in a crash. with the proper positioning of the Depending on where you place the LATCH attachments on the child lap-shoulder belt on the child. child restraint and the size of the restraint are used to attach the child Make sure to follow the instructions child restraint, you may not be able restraint to the anchors in the that came with the child restraint, to access adjacent seat belts or and also the instructions in this LATCH anchors for additional manual. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

78 Seats and Restraints When installing a child restraint with a top tether, you must also use either the lower anchors or the seat belts to properly secure the child restraint. A child restraint must never be attached using only the top tether. For a forward-facing 5-pt harness child restraint where the combined weight of the child and restraint are up to 29.5 kg (65 lb), use either the lower LATCH anchorages with the top tether anchorage, or the seat belt with the top tether anchorage. Where the combined weight of the child and restraint are greater than 29.5 kg (65 lb), use the seat belt with the top tether anchorage only. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 79 Recommended Methods for Attaching Child Restraints Restraint Type Combined Use Only Approved Attachment Methods Shown with an X Weight of the LATCH Lower Seat Belt Only LATCH Lower Seat Belt and Child + Child – – Anchors Only Anchors and Top Top Tether Restraint Tether Anchor Anchor Rear-Facing Up to XX Child Restraint 29.5 kg (65 lb) Rear-Facing Greater than X Child Restraint 29.5 kg (65 lb) Forward-Facing Up to XX Child Restraint 29.5 kg (65 lb) Forward-Facing Greater than X Child Restraint 29.5 kg (65 lb)

See Securing Child Restraints (With The following explains how to attach secure the child restraint. See the Seat Belt in the Rear Seat) 0 85 a child restraint with these Securing Child Restraints (With the or attachments in the vehicle. Seat Belt in the Rear Seat) 0 85 or Securing Child Restraints (With the Securing Child Restraints (With the 0 Not all vehicle seating positions or 0 Seat Belt in the Front Seat) 87. child restraints have lower anchors Seat Belt in the Front Seat) 87. Child restraints built after March and attachments or top tether 2014 will be labeled with the anchors and attachments. In this specific child weight up to which the case, the seat belt must be used LATCH system can be used to (with top tether where available) to install the restraint. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

80 Seats and Restraints Lower Anchors Top Tether Anchor Some child restraints that have a top tether are designed for use with or without the top tether being attached. Others require the top tether always to be attached. In Canada, the law requires that forward-facing child restraints have a top tether, and that the tether be attached. Be sure to read and follow the instructions for your child restraint. Lower Anchor and Top Tether Anchor Locations

Lower anchors (1) are metal bars A top tether (3, 4) is used to secure built into the vehicle. There are two the top of the child restraint to the lower anchors for each LATCH vehicle. A top tether anchor is built seating position that will into the vehicle. The top tether accommodate a child restraint with attachment hook (2) on the child lower attachments (2). restraint connects to the top tether anchor in the vehicle in order to reduce the forward movement and rotation of the child restraint during driving or in a crash. The child restraint may have a single tether (3) or a dual tether (4). Rear Seat Either will have a single attachment hook (2) to secure the top tether to the anchor. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 81 I : Seating positions with top tether anchors. H : Seating positions with two lower anchors.

To assist in locating the lower Top Tether Anchors anchors, each second row anchor position has a label, near the crease The top tether anchors for each rear between the seatback and the seat seating position are on the back of cushion. the rear seatback. The rear compartment storage panel/cover might need to be adjusted to access To assist in locating the top tether the anchors. Be sure to use an anchors, the top tether anchor anchor located directly behind the symbol is near the top tether seating position where the child anchors. restraint will be placed. Do not secure a child restraint in a position without a top tether anchor if a national or local law requires that the top tether be attached, or if the instructions that come with the child restraint say that the top tether must be attached. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

82 Seats and Restraints According to accident statistics, children and infants are safer when { Warning Warning (Continued) properly restrained in a child restraint system or infant restraint To reduce the risk of serious or but it cannot do this if it is system secured in a rear seating fatal injuries during a crash, do wrapped around a child’s neck. position. See Where to Put the not attach more than one child If the shoulder belt is locked and Restraint 0 76 for additional restraint to a single anchor. tightened around a child’s neck, information. Attaching more than one child the only way to loosen the belt is restraint to a single anchor could to cut it. Securing a Child Restraint cause the anchor or attachment Buckle any unused seat belts Designed for the LATCH to come loose or even break System behind the child restraint so during a crash. A child or others children cannot reach them. Pull could be injured. the shoulder belt all the way out { Warning of the retractor to set the lock, A child could be seriously injured and tighten the belt behind the or killed in a crash if the child { Warning child restraint after the child restraint is not properly attached restraint has been installed. Children can be seriously injured to the vehicle using either the or strangled if a shoulder belt is LATCH anchors or the vehicle wrapped around their neck. The seat belt. Follow the instructions shoulder belt can tighten but Caution that came with the child restraint cannot be loosened if it is locked. and the instructions in this Do not let the LATCH The shoulder belt locks when it is manual. attachments rub against the pulled all the way out of the vehicle’s seat belts. This may retractor. It unlocks when the damage these parts. If necessary, shoulder belt is allowed to go all move buckled seat belts to avoid the way back into the retractor, rubbing the LATCH attachments. (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 83 1.1. Find the lower anchors Caution (Continued) for the desired seating position. Do not fold the rear seatback when the seat is occupied. Do not 1.2. Put the child restraint on fold the empty rear seat with a the seat. seat belt buckled. This could 1.3. Attach and tighten the damage the seat belt or the seat. lower attachments on the Unbuckle and return the seat belt child restraint to the lower to its stowed position, before anchors. . If the position you are using folding the seat. 2. If the child restraint does not have a headrest manufacturer recommends that or head restraint and you If you need to secure more than one the top tether be attached, are using a single tether, child restraint in the rear seat, see attach and tighten the top route the tether over the Where to Put the Restraint 0 76. tether to the top tether anchor, seatback. if equipped. Refer to the child 1. Attach and tighten the lower restraint instructions and the attachments to the lower following steps: anchors. If the child restraint does not have lower 2.1. Find the top tether attachments or the desired anchor. seating position does not have 2.2. Route, attach and tighten lower anchors, secure the child the top tether according restraint with the top tether and to your child restraint the seat belt. Refer to the child instructions and the restraint manufacturer following instructions: . If the position you are using instructions and the does not have a headrest instructions in this manual. or head restraint and you GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

84 Seats and Restraints are using a dual tether, Replacing LATCH System route the tether over the seatback. Parts After a Crash { Warning

A crash can damage the LATCH system in the vehicle. A damaged LATCH system may not properly . If the position you are using secure the child restraint, has an adjustable headrest resulting in serious injury or even or head restraint and you death in a crash. To help make are using a single tether, sure the LATCH system is raise the headrest or head working properly after a crash, restraint and route the see your dealer to have the tether under the headrest or system inspected and any head restraint and in . If the position you are using necessary replacements made as has an adjustable headrest between the headrest or soon as possible. or head restraint and you head restraint posts. are using a dual tether, 3. Before placing a child in the If the vehicle has the LATCH system raise the headrest or head child restraint, make sure it is and it was being used during a restraint and route the securely held in place. To crash, new LATCH system parts tether under the headrest or check, grasp the child restraint may be needed. head restraint and in at the LATCH path and attempt between the headrest or to move it side to side and New parts and repairs may be head restraint posts. back and forth. There should necessary even if the LATCH be no more than 2.5 cm (1 in) of system was not being used at the movement, for proper time of the crash. installation. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 85 Securing Child Restraints In Canada, the law requires that forward-facing child restraints have (With the Seat Belt in the a top tether, and that the tether be Rear Seat) attached. When securing a child restraint with If the child restraint or vehicle seat the seat belts in a rear seat position, position does not have the LATCH study the instructions that came with system, you will be using the seat the child restraint to make sure it is belt to secure the child restraint. Be compatible with this vehicle. sure to follow the instructions that If the child restraint has the LATCH came with the child restraint. system, see Lower Anchors and If more than one child restraint Tethers for Children (LATCH needs to be installed in the rear System) 0 77 for how and where to seat, be sure to read Where to Put 3. Push the latch plate into the install the child restraint using the Restraint 0 76. buckle until it clicks. LATCH. If a child restraint is 1. Put the child restraint on Position the release button on secured in the vehicle using a seat the seat. the buckle, away from the child belt and it uses a top tether, see restraint, so that the seat belt Lower Anchors and Tethers for 2. Pick up the latch plate, and run could be quickly unbuckled if Children (LATCH System) 0 77 for the lap and shoulder portions necessary. top tether anchor locations. of the vehicle seat belt through or around the restraint. The Do not secure a child seat in a child restraint instructions will position without a top tether anchor show you how. if a national or local law requires that the top tether be anchored, or if the instructions that come with the child restraint say that the top tether must be anchored. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

86 Seats and Restraints 6. If the child restraint has a top tether, follow the child restraint manufacturer's instructions regarding the use of the top tether. See Lower Anchors and Tethers for Children (LATCH System) 0 77. 7. Before placing a child in the child restraint, make sure it is securely held in place. To check, grasp the child restraint at the seat belt path and 4. Pull the shoulder belt all the 5. To tighten the belt, push down attempt to move it side to side way out of the retractor to set on the child restraint, pull the and back and forth. When the the lock. When the retractor shoulder portion of the belt to child restraint is properly lock is set, the belt can be tighten the lap portion of the installed, there should be no tightened but not pulled out of belt, and feed the shoulder belt more than 2.5 cm (1 in) of the retractor. back into the retractor. When movement. installing a forward-facing child To remove the child restraint, restraint, it may be helpful to unbuckle the vehicle seat belt and use your knee to push down on let it return to the stowed position. the child restraint as you If the top tether is attached to a top tighten the belt. tether anchor, disconnect it. Try to pull the belt out of the retractor to make sure the retractor is locked. If the retractor is not locked, repeat Steps 4 and 5. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 87 Securing Child Restraints { Warning Warning (Continued) (With the Seat Belt in the Front Seat) A child in a rear-facing child forward-facing child restraint in restraint can be seriously injured the front outboard passenger This vehicle has airbags. A rear or killed if the front outboard seat, always move the seat as far seat is a safer place to secure a passenger frontal airbag inflates. back as it will go. It is better to forward-facing child restraint. See This is because the back of the secure the child restraint in a Where to Put the Restraint 0 76. rear-facing child restraint would rear seat. In addition, the vehicle has a be very close to the inflating See Passenger Sensing System passenger sensing system which is airbag. A child in a forward-facing 0 64 for additional information. designed to turn off the front child restraint can be seriously outboard passenger frontal airbag injured or killed if the front under certain conditions. See outboard passenger frontal airbag If the child restraint uses a top 0 Passenger Sensing System 64 inflates and the passenger seat is tether, see Lower Anchors and and in a forward position. Tethers for Children (LATCH Passenger Airbag Status Indicator System) 0 77 for top tether anchor 0 114 for more information, including Even if the passenger sensing locations. important safety information. system has turned off the front Do not secure a child seat in a outboard passenger frontal Never put a rear-facing child seat in position without a top tether anchor airbag, no system is fail-safe. No the front. This is because the risk to if a national or local law requires the rear-facing child is so great, one can guarantee that an airbag that the top tether be anchored, or if if the airbag deploys. will not deploy under some the instructions that come with the unusual circumstance, even child restraint say that the top tether though it is turned off. must be anchored. Secure rear-facing child restraints In Canada, the law requires that in a rear seat, even if the airbag forward-facing child restraints have is off. If you secure a a top tether, and that the tether be (Continued) attached. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

88 Seats and Restraints When using the lap-shoulder belt to 3. Pick up the latch plate, and run secure the child restraint in this the lap and shoulder portions position, follow the instructions that of the vehicle seat belt through came with the child restraint and the or around the restraint. The following instructions: child restraint instructions will 1. Move the seat as far back as it show you how. will go before securing the forward-facing child restraint. Move the seat upward or the seatback to an upright position, if needed, to get a tight installation of the child restraint. 4. Push the latch plate into the When the passenger sensing buckle until it clicks. system has turned off the front Position the release button on outboard passenger frontal the buckle, away from the child airbag, the OFF indicator on restraint, so that the seat belt the passenger airbag status could be quickly unbuckled if indicator should light and stay necessary. lit when you start the vehicle. Tilt the latch plate to adjust the See Passenger Airbag Status belt if needed. Indicator 0 114. 2. Put the child restraint on the seat. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Seats and Restraints 89 7. Before placing a child in the child restraint, make sure it is securely held in place. To check, grasp the child restraint at the seat belt path and attempt to move it side to side and back and forth. When the child restraint is properly installed, there should be no more than 2.5 cm (1 in) of movement. If the airbag is off, the OFF indicator 5. Pull the shoulder belt all the 6. To tighten the belt, push down in the passenger airbag status way out of the retractor to set on the child restraint, pull the indicator will come on and stay on the lock. When the retractor shoulder portion of the belt to when the vehicle is started. lock is set, the belt can be tighten the lap portion of the If a child restraint has been installed tightened but not pulled out of belt, and feed the shoulder belt and the ON indicator is lit, see “If the retractor. back into the retractor. When the On Indicator Is Lit for a Child installing a forward-facing child Restraint” under Passenger Sensing restraint, it may be helpful to System 0 64. use your knee to push down on the child restraint as you To remove the child restraint, tighten the belt. unbuckle the vehicle seat belt and let it return to the stowed position. Try to pull the belt out of the retractor to make sure the retractor is locked. If the retractor is not locked, repeat Steps 5 and 6. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

90 Storage Storage Storage Sunglasses Storage Compartments Storage Compartments Storage Compartments ...... 90 { Warning Glove Box ...... 90 Cupholders ...... 90 Do not store heavy or sharp Sunglasses Storage ...... 90 objects in storage compartments. Center Console Storage ...... 91 In a crash, these objects may cause the cover to open and Additional Storage Features could result in injury. Cargo Cover ...... 91 Cargo Tie-Downs ...... 92 Convenience Net ...... 92 Glove Box Roof Rack System Open the glove box by lifting up on If equipped, sunglasses storage is Roof Rack System ...... 93 the lever. on the overhead console. Press the fixed button on the cover and Cupholders release to access. Two cupholders are in the center console. Cupholders may be located in the second row seat armrest. To access, pull the armrest down. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Storage 91 Center Console Storage Additional Storage To remove the cover from the vehicle, pull both ends toward each Features other. To store the cargo cover: Cargo Cover

{ Warning

An unsecured cargo cover could strike people in a sudden stop or turn, or in a crash. Store the cargo cover securely or remove it 1. Press the buttons on both ends from the vehicle. until locked.

There is storage in the center console; lift the lever on the front { Warning to open. If equipped, there are two USB Do not place objects on the cargo ports for data and charging. cover. Sudden stops or turns can cause objects to be thrown in the vehicle. You or others could be injured.

If equipped, use the cargo cover to cover items in the rear of the vehicle. 2. Insert the right side of the cargo cover first. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

92 Storage Cargo Tie-Downs Convenience Net This vehicle may have a convenience net in the rear of the vehicle. Attach it to the convenience net retainers for storing small loads. Do not use the net to store heavy loads.

3. Store under the load floor. To reinstall, press the buttons to unlock the ends of the cover. 1. Convenience Net Retainers Place each end of the cover in the 2. Cargo Tie-Downs holes behind the rear seat. The vehicle may be equipped with two cargo tie-downs and two convenience net retainers in the rear compartment. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Storage 93 Roof Rack System 1. Side Rails Caution 2. Docking Stations { Warning Loading cargo on the roof rack To prevent damage or loss of cargo that weighs more than 100 kg when driving, check to make sure If something is carried on top of (220 lb) or hangs over the rear or crossrails and cargo are securely the vehicle that is longer or wider sides of the vehicle may damage fastened. Loading cargo on the roof than the roof rack — like paneling, the vehicle. Do not load cargo rack will make the vehicle’s center plywood, or a mattress — the exceeding 100 kg (220 lbs) and of gravity higher. Avoid high speeds, wind can catch it while the vehicle always load cargo so that it rests sudden starts, sharp turns, sudden is being driven. The item being evenly between the crossrails and braking, or abrupt maneuvers; otherwise it may result in loss of carried could be violently torn off, does not block the vehicle lamps control. If driving for a long distance, and this could cause a collision or windows. Fasten the cargo on rough roads, or at high speeds, and damage the vehicle. Never securely. occasionally stop the vehicle to carry something longer or wider make sure the cargo remains in its than the roof rack on top of the place. Do not exceed the maximum vehicle unless using a GM vehicle capacity when loading the certified accessory carrier. vehicle. For more information on vehicle capacity and loading, see If equipped with side rails or docking Vehicle Load Limits 0 175. stations, GM certified crossrails can be purchased as an accessory and used to load items. See your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

94 Instruments and Controls Engine Coolant Temperature Low Fuel Warning Light ...... 122 Instruments and Gauge ...... 112 Diesel Exhaust Fluid (DEF) Controls Seat Belt Reminders ...... 113 Warning Light ...... 122 Airbag Readiness Light ...... 113 Security Light ...... 123 Passenger Airbag Status High-Beam On Light ...... 123 Controls Indicator ...... 114 Front Fog Lamp Light ...... 123 Steering Wheel Adjustment . . . . 95 Charging System Light ...... 115 Lamps On Reminder ...... 123 Steering Wheel Controls ...... 95 Malfunction Indicator Lamp Cruise Control Light ...... 124 Heated Steering Wheel ...... 95 (Check Engine Light) ...... 115 Door Ajar Light ...... 124 Brake System Warning Horn ...... 95 Information Displays Windshield Wiper/Washer ...... 95 Light ...... 117 Electric Parking Brake Driver Information Center (DIC) Rear Window Wiper/Washer . . . 97 (Base and Midlevel) ...... 124 Compass ...... 97 Light ...... 118 Service Electric Parking Brake Driver Information Center (DIC) Clock ...... 98 (Uplevel) ...... 130 Power Outlets ...... 98 Light ...... 118 Wireless Charging ...... 99 Antilock Brake System (ABS) Vehicle Messages Warning Light ...... 118 Vehicle Messages ...... 134 Warning Lights, Gauges, and Tow/Haul Mode Light ...... 119 Engine Power Messages . . . . . 134 Indicators Hill Descent Control Light . . . . . 119 Vehicle Speed Messages . . . . . 135 Warning Lights, Gauges, and Lane Keep Assist (LKA) Indicators ...... 102 Light ...... 119 Vehicle Personalization Instrument Cluster (Base and Vehicle Ahead Indicator ...... 119 Vehicle Personalization ...... 135 Midlevel) ...... 103 Pedestrian Ahead Indicator . . . 120 Instrument Cluster Traction Off Light ...... 120 Universal Remote System (Uplevel) ...... 107 StabiliTrak OFF Light ...... 120 Universal Remote System . . . . 140 Speedometer ...... 110 Traction Control System (TCS)/ Universal Remote System Odometer ...... 110 StabiliTrak Light ...... 120 Programming ...... 140 Trip Odometer ...... 110 Wait-to-Start Light ...... 121 Universal Remote System Tachometer ...... 110 Tire Pressure Light ...... 121 Operation ...... 143 Fuel Gauge ...... 111 Engine Oil Pressure Light . . . . 122 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 95 Controls Do not adjust the steering wheel The steering wheel takes about while driving. three minutes to start heating. Steering Wheel Steering Wheel Controls Horn Adjustment The infotainment system can be Press a on the steering wheel pad operated by using the steering to sound the horn. wheel controls. See “Steering Wheel Controls” in the infotainment Windshield Wiper/Washer manual. Heated Steering Wheel

To adjust the steering wheel: The windshield wiper/washer lever 1. Pull the lever down. is on the side of the steering 2. Move the steering wheel up column. With the ignition on or in or down. ACC/ACCESSORY, move the windshield wiper lever to select the 3. Pull or push the steering wheel wiper speed. closer or away from you. HI : Use for fast wipes. 4. Pull the lever up to lock the ( : If equipped, press to turn it on or steering wheel in place. off. A light next to the button displays when the feature is turned on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

96 Instruments and Controls LO : Use for slow wipes. If the windshield wiper lever is then { Warning moved to OFF before the driver door is opened or within 10 minutes, Before driving the vehicle, always the wipers will restart and move to clear snow and ice from the hood, the base of the windshield. windshield, roof, and rear of the vehicle, including all lamps and If the ignition is turned off while the windows. Reduced visibility from wipers are performing wipes due to snow and ice buildup could lead windshield washing, the wipers continue to run until they reach the to a crash. base of the windshield. INT : Move the lever up to INT for Clear snow and ice from the wiper Windshield Washer intermittent wipes, then turn the blades and windshield before using band up for more frequent wipes or f : Pull the windshield wiper them. If frozen to the windshield, down for less frequent wipes. lever toward you to spray windshield carefully loosen or thaw them. washer fluid and activate the wipers. OFF : Use to turn the wipers off. Damaged blades should be The wipers will continue until the replaced. See Wiper Blade lever is released or the maximum 1X : For a single wipe, briefly move 0 the lever down. For several wipes, Replacement 300. wash time is reached. When the hold the lever down. Heavy snow or ice can overload the lever is released, additional wipes wiper motor. If the wiper motor may occur depending on how long overheats, the windshield wipers will the windshield washer had been { Warning 0 stop until the motor cools and the activated. See Washer Fluid 296 In freezing weather, do not use wiper control is turned off. See for information on filling the the washer until the windshield is Electrical System Overload 0 306. windshield washer fluid reservoir. warmed. Otherwise the washer Wiper Parking fluid can form ice on the windshield, blocking your vision. If the ignition is turned off while the wipers are on LO, HI, or INT, they will immediately stop. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 97 Rear Window Wiper/ or high speed wipes. If the rear { Warning wiper control is off, the transmission Washer is in R (Reverse), and the front The ignition must be on or in the In freezing weather, do not use windshield wiper is performing ACC/ACCESSORY position to the washer until the windshield is interval wipes, then the rear wiper operate the rear window wiper/ warmed. Otherwise the washer automatically performs interval washer. fluid can form ice on the wipes. windshield, blocking your vision. This feature can be turned on or off. See Vehicle Personalization 0 135. Rear Wiper Arm Assembly Protection The windshield washer reservoir is used for the windshield and rear When using an automatic car wash, window. Check the fluid level if move the rear wiper control to OFF either washer is not working. See to disable the rear wiper. In some Washer Fluid 0 296. vehicles, if the transmission is in N (Neutral) and the vehicle speed is Compass very slow, the rear wiper will Turn the end of the windshield wiper automatically park. The vehicle may have a compass lever to operate the rear window display on the Driver Information wiper/washer. The wiper operations return to Center (DIC). The compass receives normal when the transmission is no OFF : Turns the system off. its heading and other information longer in N (Neutral) or the vehicle from the Global Positioning INT : Intermittent wipes. speed has increased. System (GPS) antenna, StabiliTrak/ ON : Slow wipes. Reverse Gear Wipes Electronic Stability Control (ESC), and vehicle speed information. 1 : Push the windshield wiper If the rear wiper control is off, the lever forward to spray washer fluid rear wiper will automatically operate The compass system is designed to on the rear window. The lever continuously when the transmission operate for a certain number of automatically returns to its original is in R (Reverse), and the front miles or degrees of turn before position when released. windshield wiper is performing low needing a signal from the GPS GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

98 Instruments and Controls satellites. When the compass When adding electrical equipment, display shows CAL, drive the Caution be sure to follow the proper vehicle for a short distance in an installation instructions included with open area where it can receive a Leaving electrical equipment the equipment. See Add-On GPS signal. The compass system plugged in for an extended period Electrical Equipment 0 271. will automatically determine when a of time while the vehicle is off will GPS signal is restored and provide drain the battery. Always unplug Caution a heading again. electrical equipment when not in use and do not plug in equipment Hanging heavy equipment from Clock that exceeds the maximum the power outlet can cause 20 amp rating. Set the time and date using the damage not covered by the infotainment system. See "Time / vehicle warranty. The power Date" under “Settings” in the outlets are designed for infotainment manual. { Warning accessory power plugs only, such as cell phone charge cords. Power Outlets Power is always supplied to the rear cargo power outlet. Do not The vehicle has two 12-volt Power Outlet 110/120 Volt leave electrical equipment Alternating Current accessory power outlets, which can plugged in when the vehicle is not be used to plug in electrical in use because the vehicle could If equipped, this power outlet can be equipment, such as a cell phone or catch fire and cause injury or used to plug in electrical equipment MP3 player. death. that uses a maximum limit of There are power outlets: 150 watts. . On the center stack below the Certain accessory plugs may not be climate control system. compatible with the accessory . In the rear cargo area. power outlet and could overload vehicle and adapter fuses. If a To use the outlet, remove the cover. problem is experienced, see your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 99 indicator light turns off. To reset the Wireless Charging circuit, unplug the item and plug it back in or turn the Retained If equipped, the vehicle has a Accessory Power (RAP) off and wireless charging pocket outside the then back on. See Retained armrest of the center console. The Accessory Power (RAP) 0 187. The system operates at 145 kHz and power restarts when equipment wirelessly charges one Qi using 150 watts or less is plugged compatible smartphone. The power into the outlet and a system fault is output of the system is capable of not detected. charging at a rate up to 3 amp (19.5W), as requested by the The power outlet is not designed for compatible smartphone. See Radio the following and may not work Frequency Statement 0 395. The power outlet is on the rear of properly if they are plugged in: the center console. . Equipment with high initial peak { Warning An indicator light on the outlet turns wattage, such as on to show it is in use. The light compressor-driven refrigerators Wireless charging can affect the comes on when the ignition is on and electric power tools operation of an implanted and equipment requiring less than . Other equipment requiring an pacemaker or other medical 150 watts is plugged into the outlet, extremely stable power supply, devices. If you have one, it is and no system fault is detected. such as recommended to consult with The indicator light does not come on microcomputer-controlled your doctor before using the when the ignition is off or if the electric blankets and touch wireless charging system. equipment is not fully seated into sensor lamps the outlet. . Medical equipment The vehicle must be on, in ACC/ If equipment is connected using ACCESSORY, or in Retained more than 150 watts or a system Accessory Power (RAP). The fault is detected, a protection circuit wireless charging feature may not shuts off the power supply and the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

100 Instruments and Controls correctly indicate charging when the To maximize the charge rate, vehicle is in RAP. See Retained ensure the smartphone is fully Accessory Power (RAP) 0 187. seated and centered in the The operating temperature is −20 °C holder with nothing under it. (−4 °F) to 60 °C (140 °F) for the A thick smartphone case may charging system and 0 °C (32 °F) to prevent the wireless charger 35 °C (95 °F) for the smartphone. from working, or may reduce the charging performance. See your dealer for additional { Warning information. Remove all objects from the The smartphone may become charging pad before charging warm during charging. This is your compatible smartphone. To charge a compatible smartphone: normal. In warmer Objects, such as coins, keys, temperatures, the speed of 1. Remove all objects from the charging may be reduced. rings, paper clips, or cards, charging pocket. The system between the smartphone and may not charge if there are any If $ does not appear on the charging pad will become very objects between the infotainment display: hot. On the rare occasion that the smartphone and charging charging system does not detect pocket. 1. Remove the smartphone from an object, and the object gets the pocket and wait 2. With the smartphone screen three seconds. wedged between the smartphone facing the rear of the vehicle, and charger, remove the slowly insert the smartphone 2. Turn the smartphone smartphone and allow the object 180 degrees and insert it back into the charging pocket until $ to cool before removing it from into the pocket with the screen the charging pad, to prevent displays on the V on the facing the rear of the vehicle. burns. infotainment display. This indicates that the smartphone is properly positioned and charging. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 101 Software Acknowledgements Freescale-WCT library 3. Neither the name of the Certain Wireless Charging Module Copyright (c) 2012-2014 Freescale copyright holder nor the names product from LG Electronics, Inc. Semiconductor, Inc.. All rights of its contributors may be used ("LGE") contains the open source reserved. to endorse or promote products derived from this software software detailed below. Refer to Redistribution and use in source the indicated open source licenses without specific prior written and binary forms, with or without permission. (as are included following this modification, are permitted provided notice) for the terms and conditions that the following conditions THIS SOFTWARE IS PROVIDED of their use. are met: BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" OSS Notice Information 1. Redistributions of source code AND ANY EXPRESS OR IMPLIED To obtain the source code that is must retain the above copyright WARRANTIES, INCLUDING, BUT contained in this product, please notice, this list of conditions NOT LIMITED TO, THE IMPLIED visit http://opensource.lge.com. In and the following disclaimer. WARRANTIES OF addition to the source code, all 2. Redistributions in binary form MERCHANTABILITY AND FITNESS referred license terms, warranty must reproduce the above FOR A PARTICULAR PURPOSE disclaimers and copyright notices copyright notice, this list of ARE DISCLAIMED. IN NO EVENT are available for download. LG conditions and the following SHALL THE COPYRIGHT HOLDER Electronics will also provide open disclaimer in the OR CONTRIBUTORS BE LIABLE source code to you on CD-ROM for documentation and/or other FOR ANY DIRECT, INDIRECT, a charge covering the cost of materials provided with the INCIDENTAL, SPECIAL, performing such distribution (such distribution. EXEMPLARY, OR as the cost of media, shipping, and CONSEQUENTIAL DAMAGES handling) upon email request to (INCLUDING, BUT NOT LIMITED [email protected]. This offer is TO, PROCUREMENT OF valid for three (3) years from the SUBSTITUTE GOODS OR date on which you purchased the SERVICES; LOSS OF USE, DATA, product. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

102 Instruments and Controls OR PROFITS; OR BUSINESS Warning Lights, INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY Gauges, and OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, Indicators OR TORT (INCLUDING Warning lights and gauges can NEGLIGENCE OR OTHERWISE) signal that something is wrong ARISING IN ANY WAY OUT OF before it becomes serious enough THE USE OF THIS SOFTWARE, to cause an expensive repair or EVEN IF ADVISED OF THE replacement. Paying attention to the POSSIBILITY OF SUCH DAMAGE. warning lights and gauges could prevent injury. Some warning lights come on briefly when the engine is started to indicate they are working. When one of the warning lights comes on and stays on while driving, or when one of the gauges shows there may be a problem, check the section that explains what to do. Waiting to do repairs can be costly and even dangerous. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 103 Instrument Cluster (Base and Midlevel)

Base Level English Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

104 Instruments and Controls

Midlevel English Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 105 Cluster Menu (Midlevel) . Info App. This is where the be displayed in the Info app. See selected Driver Information There is an interactive display area Driver Information Center (DIC) Center (DIC) displays can be in the center of the instrument (Base and Midlevel) 0 124 or viewed. See Driver Information cluster. Center (DIC) (Base and Driver Information Center (DIC) Midlevel) 0 124 or (Uplevel) 0 130. Driver Information Center (DIC) Traction and Stability : Press to (Uplevel) 0 130. p enter the Traction and Stability . Options menu. To turn the Traction Control Options System (TCS) on or off, choose Press V to select the Options app, Traction. To turn StabiliTrak/ then press p to enter the Options Electronic Stability Control (ESC) on or off, choose Stability. See Traction menu. Use w or x to scroll through items in the Options menu. Control/Electronic Stability Control 0 209. Units : Press p while Units is Speed Warning : If equipped, the Use the right steering wheel control displayed to enter the Units menu. Speed Warning display allows the to open and scroll through the Choose English or Metric units by driver to set a speed that they do different items and displays. pressing V while the desired item is not want to exceed. To set the Press o to access the cluster highlighted. A checkmark will be Speed Warning press p when applications. Use w or x to scroll displayed next to the selected item. Speed Warning is displayed. through the list of available Press w or x to adjust the value. applications. Not all applications will Info Pages : Press p while Info be available on all vehicles. Pages is displayed to enter the Info Press V to set the speed. Pages menu and select the items to GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

106 Instruments and Controls Once the speed is set, this feature can be turned off by pressing V while viewing this page. If the selected speed limit is exceeded, a pop-up warning is displayed with a chime. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 107 Instrument Cluster (Uplevel)

English Cluster Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

108 Instruments and Controls

Diesel English Cluster Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 109 Uplevel Cluster Menu temporarily restricted when the Time : Displays the current time. vehicle is off or in ACC/ There is an interactive display area Active Safety : If equipped, ACCESSORY. in the center of the instrument displays information for Lane Keep cluster. . Home Page Assist (LKA) and Forward Collision . Info App. This is where the Alert (FCA). selected Driver Information Fuel Range : Displays the Center (DIC) displays can be approximate distance the vehicle viewed. See “Driver Information can be driven without refueling. The Center (DIC) (Uplevel)” in the fuel range estimate is based on an Index. average of the vehicle’s fuel . Audio economy over recent driving history and the amount of fuel remaining in . Navigation the fuel tank. Fuel range cannot be . Phone reset. . Options Audio Home Press w or x to scroll through Use the right steering wheel control Information displayed here can be options, browse for music, select to open and scroll through the customized from the Options menu. from favorites, or change the audio different items and displays. source. In the main view, scroll to Speedometer : Displays how fast change the station or go to the next Press or to change between o p the vehicle is moving in either or previous track. the cluster applications. Press w or kilometers per hour (km/h) or miles x to scroll through the list of per hour (mph). Navigation available features within each Speed Sign : Shows sign In the Navigation menu, if there is application. Press V to select. Not information, which comes from a no active route, press V to access all applications will be available on roadway database in the onboard Recents or Favorites. If there is an all vehicles. Some may be navigation, if equipped. active route, press the thumbwheel GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

110 Instruments and Controls to cancel or resume route guidance, Info Page Options : Select the Speedometer mute or unmute voice guidance, items to be displayed in the Info or access Recents or Favorites. app. A selected mark will be The speedometer shows the displayed next to the selected item. vehicle's speed in either kilometers Phone per hour (km/h) or miles per Home Page Options : Select the hour (mph). In the Phone menu, if there is no available elements to display. Not all active phone call, view recent calls, elements will be available on all Odometer scroll through contacts, select from vehicles: Speedometer, Active the favorites, or change the phone Safety, Speed Sign, Time, and Fuel The odometer shows how far the source. If there is an active call, Range. vehicle has been driven, in either mute the phone or switch to handset kilometers or miles. operation. Speed Warning : Allows the driver to set a speed that they do not want Options to exceed. To set the Speed Trip Odometer V Press w or x to scroll through Warning, press when Speed The trip odometer shows how far V the vehicle has been driven since items in the Options menu. Press Warning is displayed. Use w or x the trip odometer was last reset. V to select the item. Press o to exit to adjust the value. Press to set The trip odometer is accessed and the item. the speed. Once the speed is set, reset through the Driver Information Traction and Stability : To turn the this feature can be turned off by Center (DIC). See Driver Traction Control System (TCS) on pressing the thumbwheel while Information Center (DIC) (Base and Midlevel) 0 124 or or off, choose Traction. To turn viewing this page. If the selected StabiliTrak/Electronic Stability Driver Information Center (DIC) Control (ESC) on or off, choose speed limit is exceeded, a pop-up (Uplevel) 0 130. Stability. See Traction Control/ warning is displayed with a chime. 0 Electronic Stability Control 209. Software Information : Displays Tachometer Units : Choose US or metric units. open source software information. The tachometer displays the engine A selected mark will be displayed speed in revolutions per next to the selected item. minute (rpm). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 111 For vehicles with the Stop/Start Fuel Gauge system, when the ignition is on, the tachometer indicates the vehicle status. When pointing to AUTO STOP, the engine is off but the vehicle is on and can move. The engine could auto start at any time. When the indicator points to OFF, the vehicle is off. When the engine is on, the tachometer will indicate the engine’s revolutions per minute (rpm). The tachometer may vary by several English Uplevel hundred rpm’s, during Auto Stop Metric Uplevel When the ignition is on, the fuel mode, when the engine is shutting gauge indicates about how much off and restarting. fuel is left in the tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on. When the indicator nears empty, the low fuel light comes on. There is a small amount of fuel left, but the fuel tank should be filled soon. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

112 Instruments and Controls Here are four things that some Engine Coolant owners ask about. None of these show a problem with the fuel gauge: Temperature Gauge . At the service station, the fuel pump shuts off before the gauge reads full. . It takes a little more or less fuel to fill up than the gauge indicated. For example, the gauge indicated the tank was half full, but it actually took a little more or less than half the English Uplevel tank's capacity to fill the tank. This gauge shows the engine . The gauge moves a little while coolant temperature. turning a corner or speeding up. Metric Uplevel If the pointer moves toward the . The gauge takes a few seconds warning area at the high end of the to stabilize after the ignition is gauge, the engine is too hot. turned on, and goes back to empty when the ignition is If the engine coolant has turned off. overheated and the vehicle has been operating under normal driving conditions, pull off the road, stop the vehicle, and turn off the engine as soon as possible. See Engine Overheating 0 294. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 113 Seat Belt Reminders Passenger Seat Belt Reminder such as a briefcase, handbag, Light grocery bag, laptop, or other Driver Seat Belt Reminder electronic device. To turn off the Light There is a passenger seat belt reminder light and/or chime, remove reminder light near the passenger the object from the seat or buckle There is a driver seat belt reminder airbag status indicator. See the seat belt. light on the instrument cluster. Passenger Sensing System 0 64. Airbag Readiness Light This light shows if there is an electrical problem with the airbag system. The system check includes the airbag sensor(s), the passenger sensing system, the pretensioners, When the vehicle is started, this When the vehicle is started, this the airbag modules, the wiring, and light flashes and a chime may come light flashes and a chime may come the crash sensing and diagnostic on to remind the driver to fasten on to remind passengers to fasten module. For more information on the their seat belt. Then the light stays their seat belt. Then the light stays airbag system, see Airbag System 0 on solid until the belt is buckled. on solid until the belt is buckled. 58. This cycle may continue several This cycle continues several times if times if the driver remains or the passenger remains or becomes becomes unbuckled while the unbuckled while the vehicle is vehicle is moving. moving. If the driver seat belt is buckled, If the passenger seat belt is neither the light nor the chime buckled, neither the chime nor the comes on. light comes on. The front passenger seat belt reminder light and chime may turn on if an object is put on the seat GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

114 Instruments and Controls The airbag readiness light comes on safety information. The overhead If the word OFF, and the off symbol, for several seconds when the console has a passenger airbag are lit on the passenger airbag vehicle is started. If the light does status indicator. status indicator, it means that the not come on then, have it fixed passenger sensing system has immediately. turned off the front outboard passenger frontal airbag. { Warning If, after several seconds, both status indicator lights remain on, or if there If the airbag readiness light stays are no lights at all, there may be a on after the vehicle is started or problem with the lights or the comes on while driving, it means When the vehicle is started, the passenger sensing system. See the airbag system might not be passenger airbag status indicator your dealer for service. working properly. The airbags in will light ON and OFF, and the the vehicle might not inflate in a symbols for on and off, for several { Warning crash, or they could even inflate seconds as a system check. Then, without a crash. To help avoid after several more seconds, the If the airbag readiness light ever injury, have the vehicle serviced status indicator will light either ON comes on and stays on, it means right away. or OFF, and either the on or off that something may be wrong symbol, to let you know the status of with the airbag system. To help If there is a problem with the airbag the front outboard passenger frontal avoid injury to yourself or others, system, a Driver Information Center airbag. have the vehicle serviced right (DIC) message may also come on. If the word ON, and the on symbol, away. See Airbag Readiness are lit on the passenger airbag Light 0 113 for more information, Passenger Airbag Status status indicator, it means that the including important safety Indicator front outboard passenger frontal information. airbag is allowed to inflate. The vehicle has a passenger sensing system. See Passenger Sensing System 0 64 for important GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 115 Charging System Light Malfunction Indicator Malfunctions are often indicated by the system before any problem is Lamp (Check Engine noticeable. Being aware of the light Light) and seeking service promptly when it comes on may prevent damage. This light is part of the vehicle’s emission control on-board diagnostic system. If this light is on Caution while the engine is running, a If the vehicle is driven continually The charging system light comes on malfunction has been detected and with this light on, the emission briefly when the ignition is turned the vehicle may require service. The control system may not work as on, but the engine is not running, as light should come on to show that it a check to show the light is working. is working when the ignition is in well, the fuel economy may be The light turns off when the engine Service Mode. See Ignition lower, and the vehicle may not 0 is started. If it does not, have the Positions 179. run smoothly. This could lead to vehicle serviced by your dealer. This light may also come on when costly repairs that might not be covered by the vehicle warranty. If the light stays on, or comes on the system has detected a problem while driving, there may be a with the Diesel Exhaust Fluid (DEF) problem with the electrical charging management system. See Diesel 0 system. Have it checked by your Exhaust Fluid 195. Caution dealer. Driving while this light is on could drain the battery. Modifications to the engine, When this light comes on, the Driver transmission, exhaust, intake, Information Center (DIC) also or fuel system, or the use of displays a message. replacement tires that do not meet the original tire If a short distance must be driven specifications, can cause this light with the light on, be sure to turn off to come on. This could lead to all accessories, such as the radio and air conditioner. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

116 Instruments and Controls before restarting the engine. If the . Poor fuel quality can cause Caution (Continued) light is still flashing, follow the inefficient engine operation and previous guidelines and see your poor driveability, which may go costly repairs not covered by the dealer for service as soon as away once the engine is warmed vehicle warranty. This could also possible. up. If this occurs, change the affect the vehicle’s ability to pass fuel brand. It may require at an Emissions Inspection/ Light on Steady (All Engines) least one full tank of the proper Maintenance test. See If the light is on steady : A fuel to turn the light off. See Accessories and Modifications malfunction has been detected. Recommended Fuel (LYX - 1.5L 0 275. Diagnosis and service may be L4 Turbo Engine) 0 248 or required. Recommended Fuel (LTG - 2.0L L4 Turbo Engine) 0 249 or Light Flashing (Gasoline Check the following: 0 Engine Only) Fuel for Diesel Engines 250. . If fuel has been added to the If the light is flashing : A vehicle using the capless funnel If the light remains on, see your malfunction has been detected that adapter, make sure that it has dealer. could damage the emission control been removed. See “Filling the Emissions Inspection and system and increase vehicle Tank with a Portable Gas Can” Maintenance Programs emissions. Diagnosis and service under Filling the Tank (Gasoline) may be required. 0 257 or If the vehicle requires an Emissions Filling the Tank (Diesel) 0 258. Inspection/Maintenance test, the To help prevent damage, reduce test equipment will likely connect to vehicle speed and avoid hard The diagnostic system can detect if the adapter has been the vehicle's Data Link accelerations and uphill grades. Connector (DLC). If towing a trailer, reduce the left installed in the vehicle, amount of cargo being hauled as allowing fuel to evaporate into soon as possible. the atmosphere. A few driving trips with the adapter removed If the light continues to flash, find a may turn off the light. safe place to park. Turn the vehicle off and wait at least 10 seconds GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 117 before the system is ready for If the light comes on while driving, inspection. This can happen if pull off the road and stop carefully. the 12-volt battery has recently The brake pedal might be harder to been replaced or run down, or if push, or the brake pedal may go the vehicle has been recently closer to the floor. It could take serviced. longer to stop. If the light is still on, See your dealer if the vehicle will have the vehicle towed for service. The DLC is under the instrument See Towing the Vehicle 0 352. panel to the left of the steering not pass or cannot be made ready wheel. Connecting devices that are for the test. not used to perform an Emissions { Warning Inspection/Maintenance test or to Brake System Warning The brake system might not be service the vehicle may affect Light working properly if the brake vehicle operation. See Add-On Electrical Equipment 0 271. See system warning light is on. your dealer if assistance is needed. Driving with the brake system warning light on can lead to a The vehicle may not pass crash. If the light is still on after inspection if: the vehicle has been pulled off . The light is on when the engine the road and carefully stopped, Metric English is running. have the vehicle towed for . The light does not come on This light should come on briefly service. when the ignition is in when the vehicle is turned on. If it Service Mode. does not come on then, have it fixed so it will be ready to warn you if . Critical emission control systems there is a problem. have not been completely diagnosed. If this happens, the If the light comes on and stays on at vehicle would not be ready for start up, there is a brake problem. inspection and might require Have the brake system inspected several days of routine driving right away. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

118 Instruments and Controls Electric Parking Brake Service Electric Parking Antilock Brake System Light Brake Light (ABS) Warning Light

Metric English This light should come on briefly For vehicles with the Antilock Brake This light comes on when the when starting the vehicle. If it does System (ABS), this light comes on parking brake is applied. If the light not come on, have it fixed so it will briefly when the engine is started. continues flashing after the parking be ready to warn if there is a brake is released, or while driving, If the light does not come on, have it problem. there is a problem with the Electric fixed so it will be ready to warn if Parking Brake system. A message If this light stays on, take the vehicle there is a problem. may also display in the Driver to your dealer as soon as possible. If the ABS light comes on and stays Information Center (DIC). See the information for the Electric on while driving, stop as soon as Parking Brake under Electric If the light does not come on, possible and turn the ignition off. Parking Brake 0 207. A message or remains flashing, see your dealer. Start the engine again to reset the may also display in the Driver system. If the light stays on after Information Center (DIC). driving at a speed above 20 km/h (13 mph), see your dealer for service. A chime may also sound when the light comes on steady. If the regular brake system warning light is not on, the vehicle still has brakes, but not antilock brakes. If the regular brake system warning GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 119 light is also on, the vehicle does not If equipped, the Hill Descent Control This light flashes amber as a Lane have antilock brakes and there is a light comes on when the system is Departure Warning (LDW) alert, to problem with the regular brakes. ready for use. When the light indicate that the lane marking has See Brake System Warning Light flashes, the system is active. been crossed. 0 117. See Hill Descent Control (HDC) LKA will not assist or alert if the turn 0 213. signal is active in the direction of Tow/Haul Mode Light lane departure, or if LKA detects Lane Keep Assist (LKA) that you are accelerating, braking, Light or actively steering. See Lane Keep Assist (LKA) 0 245. Vehicle Ahead Indicator

For vehicles with the Tow/Haul Mode feature, this light comes on when the Tow/Haul Mode has been activated. After the vehicle is started, this light turns off and stays off if LKA has not 0 See Tow/Haul Mode 205. been turned on or is unavailable. If equipped, this indicator will Hill Descent Control Light If available, this light is white if LKA is turned on, but not ready to assist. display green when a vehicle is This light is green if LKA is turned detected ahead. on and is ready to assist. See Forward Collision Alert (FCA) 0 LKA may assist by gently turning System 237. the steering wheel if the vehicle approaches a detected lane marking. The LKA light is amber when assisting. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

120 Instruments and Controls Pedestrian Ahead dealer. If the system is working This light comes on briefly while normally, the indicator light then starting the vehicle. If it does not, Indicator turns off. have the vehicle serviced by your The traction off light comes on when dealer. the Traction Control System (TCS) This light comes on when the has been turned off through the StabiliTrak/Electronic Stability Driver Information Center (DIC). Control (ESC) system is turned off. This light and the StabiliTrak/ESC If StabiliTrak/ESC is off, the Traction OFF light come on when StabiliTrak/ Control System (TCS) is also off. If equipped, this indicator will Electronic Stability Control (ESC) is If the StabiliTrak/ESC and TCS are display amber when a nearby turned off. off, the system does not assist in pedestrian is detected in front of the If the TCS is off, wheel speed will controlling the vehicle. Turn on the vehicle. be limited when necessary to TCS and the StabiliTrak/ESC protect the driveline from damage. systems and the warning light See Front Pedestrian Braking (FPB) turns off. System 0 241. Adjust driving accordingly. See Traction Control/Electronic See Traction Control/Electronic 0 Traction Off Light Stability Control 0 209. Stability Control 209. StabiliTrak OFF Light Traction Control System (TCS)/StabiliTrak Light

This light comes on briefly while starting the engine. If it does not, have the vehicle serviced by your GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 121 This light comes on briefly when the Wait-to-Start Light For vehicles with the Tire Pressure engine is started. Monitor System (TPMS), this light If the light does not come on, have comes on briefly when the engine is the vehicle serviced by your dealer. started. It provides information If the system is working normally, about tire pressures and the TPMS. the indicator light turns off. When the Light Is On Steady If the light is on and not flashing, the This indicates that one or more of TCS and potentially the StabiliTrak/ the tires are significantly ESC system have been disabled. For diesel engines, the wait-to-start underinflated. A Driver Information Center (DIC) light shows that the engine is message may display. Check the functioning properly and indicates A Driver Information Center (DIC) DIC messages to determine which when the engine can be started. tire pressure message may also feature(s) is no longer functioning display. Stop as soon as possible, The fast warm-up glow plug system and inflate the tires to the pressure and whether the vehicle requires makes the wait-to-start light stay on service. value shown on the Tire and for a shorter amount of time than Loading Information label. See Tire If the light is on and flashing, the most diesel engines. Pressure 0 321. TCS and/or the StabiliTrak/ESC For more information, see Starting system is actively working. 0 When the Light Flashes First and the Engine 181. Then Is On Steady See Traction Control/Electronic Stability Control 0 209. Tire Pressure Light If the light flashes for about a minute and then stays on, there may be a problem with the TPMS. If the problem is not corrected, the light will come on at every ignition cycle. See Tire Pressure Monitor Operation 0 324. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

122 Instruments and Controls Engine Oil Pressure Light If the light comes on and stays on, it means that oil is not flowing through the engine properly. The vehicle Caution could be low on oil and might have Lack of proper engine oil some other system problem. See your dealer. maintenance can damage the engine. Driving with the engine oil For the uplevel cluster, this light is low can also damage the engine. Low Fuel Warning Light near the fuel gauge and comes on The repairs would not be covered briefly when the ignition is turned on by the vehicle warranty. Check as a check to show it is working. the oil level as soon as possible. It also comes on when the fuel tank Add oil if required, but if the oil is low on fuel. The light turns off level is within the operating range when fuel is added. If it does not, and the oil pressure is still low, have the vehicle serviced. have the vehicle serviced. Always follow the maintenance schedule Diesel Exhaust Fluid for changing engine oil. (DEF) Warning Light

For the base level cluster, this light comes on when the fuel tank is low on fuel. The light turns off when fuel is added. If it does not, have the vehicle serviced. This light, a Driver Information This light should come on briefly as Center (DIC) Message, and a chime the engine is started. If it does not come on when there is an issue with come on, have the vehicle serviced the DEF. by your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 123 If the DEF issue has not been High-Beam On Light Front Fog Lamp Light corrected, the light will continue to flash. The vehicle's speed may also be limited. See Diesel Exhaust Fluid 0 195. Security Light

This light comes on when the If equipped, the fog lamp light high-beam headlamps are in use. comes on when the fog lamps are See Headlamp High/Low-Beam in use. 0 Changer 146. The light goes out when the fog IntelliBeam Light lamps are turned off. See Fog Lamps 0 148 for more information. The security light should come on briefly as the engine is started. If it does not come on, have the vehicle Lamps On Reminder serviced by your dealer. If the system is working normally, the indicator light turns off. If the light stays on and the engine does not start, there could be a This light comes on when the problem with the theft-deterrent IntelliBeam system, if equipped, is system. See Immobilizer Operation enabled. See Exterior Lamp 0 0 28. Controls 144. For vehicles with the lamps on reminder light, it comes on when the lights are in use. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

124 Instruments and Controls Cruise Control Light Door Ajar Light Information Displays Driver Information Center (DIC) (Base and Midlevel) The DIC displays are shown in the center of the instrument cluster in the Info app. See Instrument Cluster The cruise control light is white This light comes on when a door is (Base and Midlevel) 0 103 or when the cruise control is on and open or not securely latched. Before Instrument Cluster (Uplevel) 0 107. ready, and turns green when the driving, check that all doors are The displays show the status of cruise control is set and active. properly closed. many vehicle systems. The controls 0 for the DIC are on the right steering See Cruise Control 217. wheel control. Adaptive Cruise Control Light

This light is white when the Adaptive Cruise Control (ACC, if equipped) is on and ready, and turns green when the ACC is set and active. See Adaptive Cruise Control 0 219. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 125 w or x : Press to move up or the last reset for the trip odometer. Average Vehicle Speed : Displays down in a list. The trip odometer can be reset to the average vehicle speed of the zero by pressing and holding V vehicle in kilometers per hour (km/h) o or p : Press to move between or miles per hour (mph). This while the trip odometer display is the interactive display zones in the average is based on the various cluster. showing. vehicle speeds recorded since the V : Press to open a menu or select Also displays the approximate last reset. Reset the average speed a menu item. Press and hold to average liters per 100 kilometers by pressing V when it is displayed. reset values on certain screens. (L/100 km) or miles per gallon (mpg). This number is based on the Timer : To start the timer, press V Base Level DIC number of L/100 km (mpg) recorded while Timer is displayed. The Use o or p to choose the Trip, since the last time this menu item display will show the amount of time was reset. This number reflects only Vehicle, or Eco menus. that has passed since the timer was the approximate average fuel Use or to scroll through items w x economy that the vehicle has right last reset, not including time the in each menu. now, and will change as driving ignition is off. Time will continue to Trip/Fuel Menu (TRIP) Items conditions change. Reset the be counted as long as the ignition is V Speed : Displays how fast the average consumption by pressing on, even if another display is being vehicle is moving in either when it is displayed. shown on the DIC. The timer will kilometers per hour (km/h) or miles Fuel Range : Displays the record up to 99 hours, 59 minutes, per hour (mph). The speedometer approximate distance the vehicle and 59 seconds (99:59:59) after cannot be reset. If equipped, press can be driven without refueling. The which the display will return to zero. V to open the menu and select to fuel range estimate is based on an To stop the timer, press V briefly display the speed limit signs. average of the vehicle's fuel economy over recent driving history while Timer is displayed. To reset Trip 1 or Trip 2, Average Fuel and the amount of fuel remaining in V Economy : Displays the current the timer to zero, press and hold . the fuel tank. Fuel range cannot be distance traveled, in either reset. Navigation : Used for the OnStar kilometers (km) or miles (mi), from Turn-by-Turn guidance. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

126 Instruments and Controls Blank Display : Displays no In addition to the engine oil life Battery Voltage : Displays the information. system monitoring the oil life, current battery voltage, if equipped. additional maintenance is Battery voltage changes are normal Vehicle Information Menu recommended. See Maintenance while driving. See Charging System (VEHICLE) Items Schedule 0 368. Light 0 115. If there is a problem Units : Choose between Metric or The Oil Life display must be reset with the battery charging system, US when Units is active. Press V to after each oil change. Do not reset the DIC will display a message. confirm the setting. This will change the Oil Life display accidentally at Coolant Temperature : Displays the displays on the DIC to the type any time other than when the oil has the coolant temperature in degrees of measurements you select. just been changed. It cannot be Celsius (°C) or degrees Fahrenheit reset accurately until the next oil (°F). Speed Warning : This display is change. To reset the engine oil life TC/Stabilitrak : If equipped, used to set the vehicle speed at system, see Engine Oil Life System V which the speed warning chime 0 287. press to turn on or off Traction sounds and the alert is displayed. Control or StabiliTrak/Electronic Oil Pressure : Oil pressure is The speed can be set by pressing displayed in either kilopascal (kPa) Stability Control (ESC). V while the speed warning display or in pounds per square inch (psi). ECO Drive Assist Menu (ECO) is showing. Tire Pressure : Displays a vehicle Items Remaining Oil Life : Displays an with the approximate pressures of Fuel Economy : The center estimate of the oil's remaining useful all four tires. Tire pressure is displays the approximate life. If REMAINING OIL LIFE 99% is displayed in either kilopascal (kPa) instantaneous fuel economy as a displayed, that means 99% of the or in pounds per square inch (psi). number and bar graph. Displayed current oil life remains. See Tire Pressure Monitor System above the bar graph is a running 0 When the remaining oil life is low, 323 and average of fuel economy for the Tire Pressure Monitor Operation most recently traveled selected the CHANGE ENGINE OIL SOON 0 message will appear on the display. 324. distance. Displayed below the bar The oil should be changed as soon graph is the best average fuel as possible. See Engine Oil 0 283. economy that has been achieved for GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 127 the selected distance. The selected 1. Press o to access the cluster Speed : Shows the vehicle speed in distance is displayed at the top of applications. either kilometers per hour (km/h) or the page as “last xxx mi/km.” Press miles per hour (mph). 2. Press or to scroll to the V to select the distance or reset w x Trip A or Trip B : Shows the best value. Options application. current distance traveled, in either kilometers (km) or miles (mi), since The display provides information on 3. Press V to enter the the trip odometer was last reset. how current driving behavior affects Options menu. the running average and how well 4. Scroll to Info Pages and This also shows the recent driving compares to the best approximate average liters per press . that has been achieved for the p 100 kilometers (L/100 km) or miles selected distance. 5. Press w or x to move per gallon (mpg). This number is calculated based on the number of Economy Trend : Shows history of through the list of possible L/100 km (mpg) recorded since the the Average Fuel Economy from the information displays. last time this menu item was reset. last 50 km (30 mi). Each bar V This number reflects only the represents about 5 km (3 mi) of 6. Press while an item is approximate average fuel economy driving. During driving the bars will highlighted to select or that the vehicle has right now, and shift to always reflect the most deselect that item. When an will change as driving conditions recent distance on the right side. item is selected, a checkmark will appear next to it. change. Press and hold V to clear the graph Press and hold V while this display or press V to reset through Info Pages is active to reset the trip odometer the menu. The following is the list of all possible DIC info page displays. and the average fuel economy. Trip Midlevel DIC Some may not be available for your A and Trip B can also be reset by particular vehicle. Some items may Info Page Options not be turned on by default but can pressing p and choosing reset. The info pages on the DIC can be be turned on through the Options turned on or off through the app. See “Info Page Options” earlier Options menu. in this section. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

128 Instruments and Controls Fuel Information or Fuel Range : when the oil has just been changed. the Fuel Filter Life display at any Shows the approximate distance the It cannot be reset accurately until time other than when the fuel filter vehicle can be driven without the next oil change. To reset the has just been changed. Press V for refueling. LOW will be displayed V engine oil life system, press for several seconds while the display is when the vehicle is low on fuel. The several seconds while the Oil Life fuel range estimate is based on an active or press p to open the menu display is active or press to open average of the vehicle's fuel p and select reset. Press V to reset. economy over recent driving history the menu and select reset. Press V and the amount of fuel remaining in See Fuel Filter Replacement the fuel tank. to reset. See Engine Oil Life System (Diesel) 0 256. 0 287. Oil Life : Shows an estimate of the Tire Pressure : Shows the oil's remaining useful life. Fuel Filter Life Remaining (Diesel approximate pressures of all four If REMAINING OIL LIFE 99% is Engine Only) : If equipped, an tires. Tire pressure is displayed in displayed, that means 99% of the estimate of the fuel filter's remaining either kilopascal (kPa) or in pounds current oil life remains. useful life is shown. If 90% Fuel per square inch (psi). If the pressure Filter Life Remaining is displayed, it is low, the value for that tire is When the remaining oil life is low, means 90% of the current fuel filter shown in amber. See Tire Pressure the CHANGE ENGINE OIL SOON life remains. The fuel filter life Monitor System 0 323 and message will appear on the display. system will alert when to change the Tire Pressure Monitor Operation The oil should be changed as soon fuel filter on a schedule consistent 0 324. as possible. See Engine Oil 0 283. with your driving conditions. In addition to the engine oil life Average Speed : Displays the system monitoring the oil life, When the remaining fuel filter life is average vehicle speed of the additional maintenance is low, the CHANGE FUEL FILTER vehicle in kilometers per hour (km/h) recommended. See Maintenance message will appear on the display. or miles per hour (mph). This Schedule 0 368. Change the fuel filter as soon as average is based on the various possible. vehicle speeds recorded since the The Oil Life display must be reset after each oil change. It will not The Fuel Filter Life display must be last reset. Press and hold V while reset itself. Do not to reset the Oil reset after each Fuel Filter change. this display is active to reset the Life display at any time other than It will not reset itself. Do not reset GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 129 average speed. Average speed can The display provides information on press and hold V while this display also be reset by pressing and how current driving behavior affects p the running average and how well is active, or press p and select choosing reset. recent driving compares to the best reset. that has been achieved for the Fuel Economy : The center Follow Distance : If equipped, the selected distance. displays the approximate current follow time to the vehicle instantaneous fuel economy as a Economy Trend : Shows history of ahead is displayed as a time value number and bar graph. Displayed the Average Fuel Economy from the on this page. above the bar graph is a running last 50 km (30 mi). Each bar Battery Voltage : Displays the average of fuel economy for the represents about 5 km (3 mi) of current battery voltage, if equipped. most recently traveled selected driving. During driving the bars will Battery voltage changes are normal distance. Displayed below the bar shift to always reflect the most graph is the best average fuel while driving. See Charging System recent distance on the right side. 0 economy that has been achieved for Light 115. If there is a problem Press and hold V to clear the graph the selected distance. The selected with the battery charging system, a distance is displayed at the top of or press p to reset through DIC will display a message. the page as “last xxx mi/km.” the menu. Coolant Temperature : Displays the coolant temperature in degrees Press to select the distance or p Timer : This display can be used as Celsius (°C) or degrees Fahrenheit reset best value. Use w and x to a timer. To start the timer, press V (°F). choose the distance and press V. to open the menu while this display Diesel Exhaust Fluid (DEF) Level is active. The display will show the (Diesel Engine Only) : If equipped, Press and to select Reset w x “ amount of time that has passed the DEF level will be displayed as Best Score.” Press V to reset the since the timer was last reset. To either OK, XX%, or LOW. When best average fuel economy. After V LOW appears on the display, add stop the timer, press briefly while DEF as soon as possible. See reset, the best value displays -,- “ ” this display is active and the timer is Diesel Exhaust Fluid 0 195. until the selected distance has been running. To reset the timer to zero, traveled. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

130 Instruments and Controls Oil Pressure : Oil pressure is 2. Press w or x to scroll to the displayed in either kilopascal (kPa) Info Page Options and or in pounds per square inch (psi). press V. Oil pressure can vary with engine speed, outside temperature, and oil 3. Press w or x to move viscosity. On some models, the oil through the list of possible pump will vary engine oil pressure information displays. according to engine needs. Oil pressure may change quickly as the 4. Press V while an item is engine speed or load varies. This is highlighted to select or normal. If the oil pressure warning deselect that item. When an light or Driver Information Center item is selected, a checkmark (DIC) message indicates oil will appear next to it. pressure outside the normal w or x : Press to move up or Info Pages operating range, check the vehicle's down in a list. oil as soon as possible. The following is the list of all o or p : Press to move between possible DIC info page displays. Driver Information Center the interactive display zones in the Some may not be available for your cluster. (DIC) (Uplevel) particular vehicle. Some items may V : Press to open a menu or select not be turned on by default but can The DIC displays are shown in the a menu item. Press and hold to be turned on through the Options center of the instrument cluster in reset values on certain screens. app. See “ Info Page Options” the Info App. See Instrument Cluster earlier in this section. (Base and Midlevel) 0 103 or Info Page Options 0 Speed : Shows the vehicle speed in Instrument Cluster (Uplevel) 107. The info pages on the DIC can be The displays show the status of either kilometers per hour (km/h) or turned on or off through the miles per hour (mph). If equipped, many vehicle systems. Options menu. press V to open the menu and 1. Press o or p to scroll to the select to display speed limit signs. Options application. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 131 The sign will show “− −” when there Press V while this display is active system monitoring the oil life, additional maintenance is is no detected speed limit or the to show a confirmation window to system is unavailable. recommended in the Maintenance reset all values to zero. Use o or p Schedule. See Maintenance Trip 1 or Trip 2 : Shows the current 0 to select yes or no and press V. Schedule 368. distance traveled, in either The Oil Life display must be reset kilometers (km) or miles (mi), since Fuel Information or Fuel Range : after each oil change. It will not the trip odometer was last reset. Shows the approximate distance the reset itself. Do not reset the Oil Life vehicle can be driven without If equipped, shows the average fuel display at any time other than when refueling. LOW will be displayed economy since the last reset. This the oil has just been changed. when the vehicle is low on fuel. The number reflects only the It cannot be reset accurately until fuel range estimate is based on an approximate average fuel economy the next oil change. To reset the average of the vehicle's fuel that the vehicle has right now, and engine oil life system, press V while will change as driving conditions economy over recent driving history change. The average fuel economy and the amount of fuel remaining in this display is active to show a can be displayed as mpg, km/L, the fuel tank. If equipped, may also confirmation window. Use o or p to or L/100km where applicable. show the instantaneous fuel economy. select yes or no and press V. See If equipped, shows the average Engine Oil Life System 0 287. speed since the last reset. This Oil Life : Shows an estimate of the number reflects only the oil's remaining useful life. Fuel Filter Life Remaining (Diesel approximate average speed that the If REMAINING OIL LIFE 99% is Engine Only) : If equipped, an vehicle has, and will change as displayed, that means 99% of the estimate of the fuel filter's remaining driving conditions change. Average current oil life remains. useful life is shown. If 90% Fuel speed can be displayed as mph When the remaining oil life is low, Filter Life Remaining is displayed, it or km/h where applicable. the CHANGE ENGINE OIL SOON means 90% of the current fuel filter message will appear on the display. life remains. The fuel filter life The oil should be changed as soon system will alert when to change the as possible. See Engine Oil 0 283. fuel filter on a schedule consistent In addition to the engine oil life with your driving conditions. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

132 Instruments and Controls

When the remaining fuel filter life is Average Speed : Displays the Press w and x to select “Reset low, the CHANGE FUEL FILTER average vehicle speed of the message will appear on the display. vehicle in kilometers per hour (km/h) Best Score.” Press V to reset the Change the fuel filter as soon as or miles per hour (mph). This best average fuel economy. After possible. average is based on the various reset, the best value displays “-,-” The Fuel Filter Life display must be vehicle speeds recorded since the until the selected distance has been last reset. Reset the average speed reset after each Fuel Filter change. traveled. It will not reset itself. Do not reset by pressing V while this display is the Fuel Filter Life display at any active to show a confirmation The display provides information on how current driving behavior affects time other than when the fuel filter window to select yes or no and has just been changed. To reset the the running average and how well V press V. recent driving compares to the best Fuel Filter Life system press that has been achieved for the while the display is active to show a Fuel Economy : The center selected distance. confirmation window to reset. Press displays the approximate instantaneous fuel economy as a Follow Distance/Gap Setting : o or p to select yes or no and number and bar graph. Displayed If equipped, the current follow time press V. See Fuel Filter above the bar graph is a running to the vehicle ahead is displayed as a time value on this page. When Replacement (Diesel) 0 256. average of fuel economy for the most recently traveled selected Adaptive Cruise Control (ACC) has Tire Pressure : Shows the distance. Displayed below the bar been engaged, the display switches approximate pressures of all four graph is the best average fuel to the gap setting page. This page tires. Tire pressure is displayed in economy that has been achieved for shows the current gap setting along either kilopascal (kPa) or in pounds the selected distance. The selected with the vehicle ahead indicator. per square inch (psi). If the pressure distance is displayed at the top of Driver Assistance : If equipped, is low, the value for that tire is the page as “last xxx mi/km.” shows information for Lane Keep shown in amber. See Tire Pressure 0 Press V to select the distance or Assist (LKA), Lane Departure Monitor System 323 and Warning (LDW), and Forward Tire Pressure Monitor Operation reset best value. Use w and x to Collision Alert (FCA). 0 324. choose the distance and press V. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 133 Economy Trend : Shows history of Speed Limit : Shows sign normal. If the oil pressure warning the Average Fuel Economy from the information, which comes from a light or DIC message indicates oil last 50 km (30 mi). Each bar roadway database in the onboard pressure outside the normal represents about 5 km (3 mi) of navigation, if equipped. The sign will operating range, check the vehicle's driving. During driving the bars will show “− −” when there is no oil as soon as possible. shift to always reflect the most detected speed limit or the system Coolant Temperature : Displays recent distance on the right side. is unavailable. V the coolant temperature in degrees Press to open the menu while Press V while this display is active Celsius (°C) or degrees Fahrenheit (°F). this display is active to clear the to toggle Speed Limit sign on or off. graph. Select yes or no and Diesel Exhaust Fluid (DEF) Level Battery Voltage : Displays the V Percent (Diesel Engine Only) : press . current battery voltage, if equipped. If equipped, the DEF level will be Battery voltage changes are normal Timer : This display can be used as displayed as either OK, XX%, while driving. See Charging System a timer. To start the timer, press V or LOW. When LOW appears on the Light 0 115. If there is a problem display, add DEF as soon as to open the menu while this display with the battery charging system, a possible. See Diesel Exhaust Fluid DIC will display a message. is active. Use w and x to select 0 195. Oil Pressure : Oil pressure is Start Timer or Reset. Press V. To Diesel Exhaust Fluid (DEF) Level displayed in either kilopascal (kPa) Gauge (Diesel Engine Only) : stop the timer, press V while this or in pounds per square inch (psi). If equipped, the DEF level displays Oil pressure can vary with engine display is active. The display will as a horizontal bar gauge with E or speed, outside temperature, and oil show the amount of time that has 0 and F or 1 at both ends. If more of viscosity. On some models, the oil passed since the timer was last the bar is filled green, the vehicle pump will vary engine oil pressure has a higher level of DEF. When the reset. according to engine needs. Oil estimated level is low, the gauge will pressure may change quickly as the turn red and LOW will display above engine speed or load varies. This is GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

134 Instruments and Controls the bar. When there is an error, the Vehicle Messages . Brakes bar will be empty and “unavailable” . Steering will appear. When LOW appears on Messages displayed on the DIC the display, add DEF as soon as indicate the status of the vehicle or . Ride Control Systems possible. See Diesel Exhaust Fluid some action that may be needed to . Driver Assistance Systems 0 195. correct a condition. Multiple messages may appear one after . Cruise Control Diesel Exhaust Fluid (DEF) Range another. (Diesel Engine Only) : If equipped, . Lighting and Bulb Replacement this page displays how far the The messages that do not require . Wiper/Washer Systems vehicle can go before DEF needs to immediate action can be be replaced. Range is displayed in acknowledged and cleared by . Doors and Windows mi or km. When the estimated range pressing V. The messages that . Seat Belts is low, LOW will display. If an error require immediate action cannot be . Airbag Systems occurs, “−−” will display. When DEF cleared until that action is range is high, a greater than sign is performed. . Engine and Transmission shown before the range value. All messages should be taken . Tire Pressure When LOW appears on the display, seriously; clearing the message . Battery add DEF as soon as possible. See does not correct the problem. Diesel Exhaust Fluid 0 195. If a SERVICE message appears, Engine Power Messages see your dealer. ENGINE POWER IS REDUCED Follow the instructions given in the This message displays when the messages. The system displays vehicle's propulsion power is messages regarding the following reduced. A reduction in propulsion topics: power can affect the vehicle's ability . Service Messages to accelerate. If this message is on, . Fluid Levels but there is no observed reduction in performance, proceed to your . Vehicle Security destination. The performance may GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 135 be reduced the next time the vehicle Vehicle The menu may contain the is driven. The vehicle may be driven following: while this message is on, but Personalization maximum acceleration and speed Rear Seat Reminder The following are all possible may be reduced. Anytime this vehicle personalization features. This allows for a chime and a message stays on, or displays Depending on the vehicle, some message when the rear door has repeatedly, the vehicle should be may not be available. been opened before or during taken to your dealer for service as operation of the vehicle. soon as possible. For System, Apps, and Personal features and functions, see Touch Off or On. Under certain operating conditions, Settings in the infotainment propulsion will be disabled. Try “ ” Climate and Air Quality manual. restarting after the vehicle has been Touch and the following may off for 30 seconds. To access the vehicle display: personalization menu: . Auto Fan Speed Vehicle Speed Messages 1. Touch the Settings icon on the Home Page of the infotainment . Air Quality Sensor SPEED LIMITED TO display. XXX KM/H (MPH) . Auto Cooled Seats 2. Touch Vehicle to display a list . Auto Heated Seats This message shows that the of available options. vehicle speed has been limited to . Auto Defog 3. Touch to select the desired the speed displayed. The limited . Auto Rear Defog speed is a protection for various feature setting. Auto Fan Speed propulsion and vehicle systems, 4. Touch 9 or to turn a feature such as lubrication, thermal, brakes, R off or on. This setting specifies the amount of suspension, Teen Driver if airflow when the climate control fan equipped, or tires. 5. Touch z to go to the top level setting is Auto Fan. of the Settings menu. If equipped with a diesel engine, Touch Low, Medium, or High. see Diesel Exhaust Fluid 0 195. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

136 Instruments and Controls Air Quality Sensor Auto Defog Alert Type This setting switches the system This setting automatically turns the This feature will set the type of alert into Recirculation Mode based on front defogger on when the engine received from the driver assistance the quality of the outside air. is started. systems to help avoid crashes, Touch Off, Low Sensitivity, or High Touch Off or On. either Beeps or Safety Alert Seat Sensitivity. vibration pulses. Auto Rear Defog Touch Beeps or Safety Alert Seat. Auto Cooled Seats This setting automatically turns the When enabled, this feature will rear defogger on when the engine is Forward Collision System automatically activate ventilated started. This setting controls the vehicle seats at the level required by the Touch Off or On. response when detecting a vehicle interior temperature. See Heated ahead of you. The Off setting and Ventilated Front Seats 0 44. Collision/Detection Systems disables all FCA and AEB functions. With the Alert and Brake setting, Touch Off or On. Touch and the following may both FCA and AEB are available. display: Auto Heated Seats The Alert setting disables AEB. See . Alert Type Automatic Emergency Braking When enabled, this feature will 0 automatically activate the heated . Forward Collision System (AEB) 239. seats at the level required by the . Front Pedestrian Detection Touch Off, Alert, or Alert and Brake. interior temperature. The auto heated seats can be turned off by . Adaptive Cruise Go Notifier Front Pedestrian Detection using the heated seat buttons on . Lane Change Alert This feature may help avoid or the center console. See Heated and reduce the harm caused by Ventilated Front Seats 0 44. . Park Assist front-end crashes with nearby Touch Off or On. . Rear Camera Park Assist pedestrians. Symbols See Front Pedestrian Braking (FPB) . Rear Cross Traffic Alert System 0 241. Touch Off, Alert, or Alert and Brake. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 137 Adaptive Cruise Go Notifier Rear Camera Park Assist Symbols Touch the controls on the This setting determines if an alert This setting enables the Rear infotainment display to adjust the will appear when Adaptive Cruise Camera Park Assist Symbols. See volume. Control brings the vehicle to a Assistance Systems for Parking or Hands Free Liftgate Control complete stop and the vehicle Backing 0 231. The liftgate may be operated with a ahead of you starts moving again. Touch Off or On. See Adaptive Cruise Control 0 219. kicking motion under the rear Rear Cross Traffic Alert bumper between the left exhaust Touch Off or On. pipe and the license plate. See This allows the Rear Cross Traffic Liftgate 0 21. Lane Change Alert Alert feature to be turned on or off. The LCA system is a lane-changing See Assistance Systems for Parking Touch Off, On-Open and Close, aid that assists drivers with avoiding or Backing 0 231. or On-Open Only. lane change crashes. See Lane Touch Off or On. Reverse Tilt Mirror Change Alert (LCA) 0 243. Comfort and Convenience When on, the driver and/or When Lane Change Alert is passenger mirrors will tilt downward disabled, Side Blind Zone Alert is Touch and the following may when the vehicle is shifted to also disabled. display: R (Reverse) to improve visibility of Touch Off or On. . Chime Volume the ground near the rear wheels. They will return to their previous Park Assist . Hands Free Liftgate Control driving position when the vehicle is If equipped, this allows the feature . Reverse Tilt Mirror shifted out of R (Reverse) or the to be turned on or off. See engine is turned off. See Reverse . Auto Wipe in Reverse Gear 0 Assistance Systems for Parking or Tilt Mirrors 30. Backing 0 231. . Extended Hill Start Assist Touch Off, On - Driver and Touch Off or On. Chime Volume Passenger, On - Driver, or On - Passenger. This determines the chime volume level. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

138 Instruments and Controls Auto Wipe in Reverse Gear Touch Off or On. Auto Door Unlock When on and the front wiper is on, Exit Lighting This allows selection of which of the the rear wiper will automatically doors will automatically unlock when activate when the vehicle is shifted This allows the selection of how the vehicle is shifted into P (Park). to R (Reverse). long the exterior lamps stay on when leaving the vehicle when it is Touch Off, All Doors, or Driver Door. Touch Off or On. dark outside. Delayed Door Lock Extended Hill Start Assist Touch Off, 30 Seconds, 60 Seconds, This setting delays the locking of or 120 Seconds. This allows the duration of the Hill the vehicle’s doors. Start Assist to be changed. Power Door Locks Touch Off or On. Touch Extended Hold or Touch and the following may Remote Lock, Unlock, Start Standard Hold. display: Touch and the following may Lighting . Open Door Anti Lockout display: Touch and the following may . Auto Door Unlock . Remote Unlock Light Feedback display: . Delayed Door Lock . Remote Lock Feedback . Vehicle Locator Lights Open Door Anti Lock Out . Remote Door Unlock . Exit Lighting This setting prevents the driver door . Remote Start Auto Cool Seats Vehicle Locator Lights from locking when the door is open. . Remote Start Auto Heat Seats This feature will flash the exterior If this setting is on, the Delayed lamps and allows some of the Door Lock menu will not be . Remote Window Operation available. exterior lamps and most of the . Passive Door Unlock interior lamps to turn on briefly Touch Off or On. . Passive Door Lock when K on the Remote Keyless Entry (RKE) transmitter is pressed . Remote Left in Vehicle Alert to locate the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 139 Remote Unlock Light Feedback Remote Start Auto Heat Seats Passive Door Lock This setting flashes the exterior If equipped and turned on, this This setting specifies if the vehicle lamps when the vehicle is unlocked feature will turn on the heated seats will automatically lock, or lock and with the RKE transmitter. when using remote start on provide an alert after all the doors Touch Off or Flash Lights. cold days. See Heated and are closed, and you walk away from Ventilated Front Seats 0 44 and the vehicle with the remote key. See Remote Lock Feedback Remote Vehicle Start 0 15. Remote Keyless Entry (RKE) 0 This setting specifies how the Touch Off or On. System Operation 8. vehicle responds when the vehicle Touch Off, On with Horn is locked with the RKE transmitter. Remote Window Operation Chirp, or On. This allows the windows to be Touch Off, Lights and Horn, Lights Remote Left in Vehicle Alert Only, or Horn Only. opened when pressing and holding K on the RKE transmitter. This feature sounds an alert when Remote Door Unlock See Remote Keyless Entry (RKE) the RKE transmitter is left in the This setting specifies whether all System Operation 0 8. vehicle. This menu also enables the Remote No Longer In Vehicle Alert. doors, or just the driver door, unlock Touch Off or On. when pressing K on the RKE Touch Off or On. Passive Door Unlock transmitter. Seating Position Touch All Doors or Driver Door. This setting specifies which doors unlock when using the button on the Touch and the following may Remote Start Auto Cool Seats driver door handle to unlock the display: If equipped and turned on, this vehicle. . Seat Entry Memory feature will turn on the ventilated Touch All Doors or Driver Door Only. . Seat Exit Memory seats when using remote start on warm days. See Heated and Ventilated Front Seats 0 44 and Remote Vehicle Start 0 15. Touch Off or On. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

140 Instruments and Controls Seat Entry Memory Valet Mode Universal Remote This feature automatically recalls This will lock the infotainment System the previously stored 1 or 2 button system and steering wheel controls. positions when the ignition is It may also limit access to vehicle See Radio Frequency Statement changed from off to on or ACC/ storage locations, if equipped. 0 395. ACCESSORY. See Memory Seats To enable valet mode: 0 41. Universal Remote System 1. Enter a four-digit code on the Touch Off or On. keypad. Programming Seat Exit Memory 2. Select Enter to go to the This feature automatically recalls confirmation screen. the previously stored exit button 3. Re-enter the four-digit code. positions when the ignition is changed from on or ACC/ Touch Lock or Unlock to lock or ACCESSORY to off if the driver unlock the system. Touch Back to door is open or opened. See go back to the previous menu. Memory Seats 0 41. Touch Off or On. Teen Driver See “Teen Driver” under “Settings” in the infotainment manual. If equipped, these buttons are in the overhead console. This system can replace up to three remote control transmitters used to activate devices such as garage door openers, security systems, and home automation devices. These GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 141 instructions refer to a garage door Make sure the hand-held transmitter 2. At the same time, press and opener, but can be used for other has a new battery for quick and hold both the hand-held devices. accurate transmission of the transmitter button and one of Do not use the Universal Remote radio-frequency signal. the three Universal Remote system with any garage door opener system buttons to be used to Programming the Universal operate the garage door. Do that does not have the stop and Remote System reverse feature. This includes any not release either button until garage door opener model For questions or programming help, the indicator light goes from a manufactured before April 1, 1982. see www.homelink.com/gm or call slow to a rapid flashing light. 1-800-355-3515. For calls placed Then release both buttons. Read the instructions completely outside the U.S., Canada, or Puerto Some garage door openers before programming the Universal Rico, international rates will apply Remote system. It may help to have may require substitution of and may differ based on landline or Step 2 with the procedure another person assist with the mobile phone. programming process. under “Radio Signals for Some Programming involves Gate Operators” later in this Keep the original hand-held time-sensitive actions, and may time section. transmitter for use in other vehicles out causing the procedure to be 3. Press and hold the newly as well as for future programming. repeated. Erase the programming when programmed Universal Remote vehicle ownership is terminated. To program up to three devices: system button for five seconds while watching the indicator See “Erasing Universal Remote 1. Hold the end of the hand-held light and garage door System Buttons” later in this transmitter about 3 to 8 cm activation. section. (1 to 3 in) away from the To program a garage door opener, Universal Remote system . If the indicator light stays on park outside directly in line with and buttons with the indicator light continuously or the garage facing the garage door opener in view. The hand-held door moves when the receiver. Clear all people and transmitter was supplied by the button is pressed, then objects near the garage door. manufacturer of the garage programming is complete. door opener receiver. There is no need to complete Steps 4–6. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

142 Instruments and Controls . If the indicator light does press and hold the same not come on or the garage button a second time for door does not move, a two seconds, then release it. second button press may Again, if the door does not be required. For a second move or the garage door lamp time, press and hold the does not flash, press and hold newly programmed button the same button a third time for for five seconds. If the light two seconds, then release it. stays on or the garage door The Universal Remote system Learn or Smart Button moves, programming is should now activate the complete. 4. After completing Steps 1–3, garage door. locate the Learn or Smart . If the indicator light blinks Repeat the process for button inside the garage on the rapidly for two seconds, programming the two remaining garage door opener receiver. then changes to a solid light buttons. and the garage door does The name and color of the not move, continue with button may vary by Radio Signals for Some Gate programming Steps 4–6. manufacturer. Operators 5. Press and release the Learn or For questions or programming help, Smart button. Step 6 must be see www.homelink.com/gm or call completed within 30 seconds of 1-800-355-3515. For calls placed pressing this button. outside the U.S., Canada, or Puerto 6. Inside the vehicle, press and Rico, international rates will apply hold the newly programmed and may differ based on landline or Universal Remote system mobile phone. button for two seconds and Some radio-frequency laws and then release it. If the garage gate operators require transmitter door does not move or the signals to time out or quit after lamp on the garage door several seconds of transmission. opener receiver does not flash, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Instruments and Controls 143 This may not be long enough for the Universal Remote System Reprogramming a Single Universal Remote system to pick up Operation Universal Remote System the signal during programming. Button If the programming did not work, Using the Universal Remote To reprogram any of the system replace Step 2 under “Programming System buttons: the Universal Remote System” with Press and hold the appropriate the following: 1. Press and hold any one of the Universal Remote system button for buttons. Do not release the Press and hold the Universal at least one-half second. The button. Remote system button while indicator light will come on while the pressing and releasing the signal is being transmitted. 2. The indicator light will begin to hand-held transmitter button every flash after 20 seconds. Without two seconds until the signal has Erasing Universal Remote releasing the button, proceed been successfully accepted by the System Buttons with Step 1 under Universal Remote system. The Erase all programmed buttons when “Programming the Universal Universal Remote system indicator vehicle ownership is terminated. Remote System.” light will flash slowly at first and then rapidly. Proceed with Step 3 under To erase: “Programming the Universal Remote 1. Press and hold the two outside System” to complete. buttons until the indicator light begins to flash. This should take about 10 seconds. 2. Release both buttons. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

144 Lighting Lighting Features Exterior Lighting Lighting Entry Lighting ...... 150 Exit Lighting ...... 150 Exterior Lamp Controls Exterior Lighting Battery Load Management . . . 151 Battery Power Protection . . . . . 151 Exterior Lamp Controls ...... 144 Exterior Lighting Battery Headlamp High/Low-Beam Saver ...... 151 Changer ...... 146 Flash-to-Pass ...... 146 Daytime Running Lamps (DRL) ...... 146 Automatic Headlamp System ...... 147 Hazard Warning Flashers . . . . . 147 Turn and Lane-Change The exterior lamp control is on the Signals ...... 148 instrument panel to the left of the Fog Lamps ...... 148 steering column. Interior Lighting There are four positions. Instrument Panel Illumination Control ...... 149 O : Turns the exterior lamps off and Courtesy Lamps ...... 149 deactivates the AUTO mode. Turn Dome Lamps ...... 149 to O again to reactivate the Reading Lamps ...... 149 AUTO mode. In Canada, the headlamps will automatically reactivate when the vehicle is shifted out of P (Park). AUTO : Turns the exterior lamps on and off automatically depending on outside lighting. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Lighting 145 ; : Turns on the parking lamps Turning On and Enabling Keep this area of the windshield including all lamps, except the IntelliBeam clear of debris to allow for best headlamps. system performance. 5 : Turns on the headlamps The high-beam headlamps remain together with the parking lamps and on, under the automatic control, instrument panel lights. until one of the following situations occurs: IntelliBeam® System . The system detects an If equipped, this system turns the approaching vehicle's vehicle's high-beam headlamps on headlamps. and off according to surrounding . The system detects a preceding traffic conditions. To enable the IntelliBeam system, vehicle's taillamps. The system turns the high-beam press b on the turn signal lever The outside light is bright headlamps on when it is dark . when it is dark outside and the enough that high-beam enough and there is no other traffic exterior lamp control is in AUTO headlamps are not required. present. 5 or . . The vehicle's speed drops below Driving with IntelliBeam 20 km/h (12 mph). The system only activates the high . The IntelliBeam system is beams when driving over 40 km/h disabled by the button on the (25 mph). turn signal lever. If this happens, The blue high-beam on light press b on the turn signal lever when the exterior lamp This light comes on in the appears on the instrument cluster control is in the AUTO or 5 instrument cluster when the when the high beams are on. position to reactivate the IntelliBeam system is enabled. There is a sensor near the top IntelliBeam system. The center of the windshield that automatically controls the system. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

146 Lighting instrument cluster light will come . The vehicle is loaded such that Flash-to-Pass on to indicate the IntelliBeam the front end points upward, system is reactivated. causing the light sensor to aim The flash-to-pass feature works with high and not detect headlamps the low beams or Daytime Running . The IntelliBeam system will turn Lamps (DRL) on or off. off if the fog lamps are and taillamps. turned on. . The vehicle is being driven on To flash the high beams, pull the winding or hilly roads. turn signal lever toward you The high beams may not turn off momentarily and then release it. automatically if the system cannot The IntelliBeam system may need to detect another vehicle's lamps be disabled if any of the above Daytime Running because of any of the following: conditions exist. Lamps (DRL) . The other vehicle's lamps are missing, damaged, obstructed Headlamp High/ DRL can make it easier for others to from view, or otherwise Low-Beam Changer see the front of your vehicle during undetected. the day. Fully functional DRL are Push the turn signal lever away required on all vehicles first sold in . The other vehicle's lamps are from you and release, to turn the Canada. covered with dirt, snow, and/or high beams on. To return to low road spray. beams, push the lever again or pull The DRL system comes on in it toward you and release. daylight when the following . The other vehicle's lamps cannot conditions are met: be detected due to dense exhaust, smoke, fog, snow, road . The ignition is on. spray, mist, or other airborne . The exterior lamp control is obstructions. in AUTO. . The vehicle's windshield is dirty, . The vehicle is not in P (Park). cracked, or obstructed by something that blocks the view . The light sensor determines it is of the light sensor. This indicator light turns on in the daytime. instrument cluster when the high-beam headlamps are on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Lighting 147 When the DRL are on, the taillamps, Lights On with Wipers sidemarker lamps, instrument panel If the windshield wipers are lights, and other lamps will not be activated in daylight with the engine on. The instrument cluster will be lit. on, and the exterior lamp control is The DRL turn off when the in AUTO, the headlamps, parking headlamps are turned to O or the lamps, and other exterior lamps ignition is off. For vehicles first sold come on. The transition time for the in Canada, the DRL can only be lamps coming on varies based on turned off when the vehicle is wiper speed. When the wipers are parked. not operating, these lamps turn off. O The regular headlamp system Move the exterior lamp control to or ; to disable this feature. should be turned on when needed. There is a light sensor on top of the instrument panel. Do not cover the Automatic Headlamp sensor; otherwise the headlamps Hazard Warning Flashers System will come on when they are not needed. When the exterior lamp control is set to AUTO and it is dark enough The system may also turn on the outside, the headlamps come on headlamps when driving through a automatically. parking garage or tunnel. When it is bright enough outside, the headlamps will turn off or may change to Daytime Running Lamps (DRL). The automatic headlamp system turns off when the exterior lamp control is turned to O or the ignition is off. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

148 Lighting | : Press to make the front and Raise or lower the lever until the Fog Lamps rear turn signal lamps flash on and arrow starts to flash to signal a lane off. This warns others that you are change. Hold it there until the lane having trouble. change is complete. If the lever is moved momentarily to the lane Press | again to turn the change position, the arrow will flash flashers off. three times. The lever returns to its starting Turn and Lane-Change position when it is released. Signals If after signaling a turn or lane change, the arrow flashes rapidly or does not come on, a signal bulb The fog lamps button is on the may be burned out. instrument panel beside the steering wheel. Have any burned out bulbs replaced. If a bulb is not burned out, To turn on the fog lamps, the ignition check the fuse. See Instrument and the headlamps or parking lamps Panel Fuse Block 0 310. must be on. # : If equipped, press to turn on or off. An indicator light on the instrument cluster comes on when Move the lever all the way up or the fog lamps are on. down to signal a turn. Some localities have laws that An arrow on the instrument cluster require the headlamps to be on will flash in the direction of the turn along with the fog lamps. or lane change. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Lighting 149 Interior Lighting Courtesy Lamps To operate, press the following buttons: The courtesy lamps come on when j OFF : Press to turn off the Instrument Panel any door is opened and the j dome lamps when a door is open. Illumination Control OFF indicator light is turned off. See 0 An indicator light on the button will Dome Lamps 149. turn on when the dome lamp Dome Lamps override is activated. Press j OFF again to deactivate this feature and the indicator light will turn off. The dome lamps will come on when doors are opened. + ON/OFF : Press to turn the dome lamps on manually. The brightness of the instrument cluster display, infotainment display Reading Lamps and controls, steering wheel There are reading lamps on the controls, and all other illuminated overhead console and over the rear controls, as well as feature status passenger doors. These lamps indicators can be adjusted. come on when any door is opened. The knob for this feature is on the The dome lamp controls are in the instrument panel beside the steering overhead console. column. Push the knob in all the way until it extends out and then turn the knob clockwise or counterclockwise to brighten or dim the lights. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

150 Lighting Lighting Features Entry Lighting Some exterior lamps and interior lamps turn on briefly at night, or in areas with limited lighting, when K is pressed on the Remote Keyless Entry (RKE) transmitter. When a Rear Reading Lamps door is opened, the interior lamps Press the lamp lens to turn the rear come on. They stay on for about passenger reading lamps on or off. 20 seconds. When all of the doors Front Reading Lamps have been closed or the ignition is The front reading lamps are in the turned on, they gradually fade out. overhead console. This feature can be changed. See Press the lamp lenses to turn the “Vehicle Locator Lights” under 0 front reading lamps on or off. Vehicle Personalization 135. Exit Lighting Some exterior lamps and interior lamps come on at night, or in areas with limited lighting, when the driver door is opened after the ignition is turned off. The dome lamp comes on after the ignition is turned off. The exterior lamps and dome lamp remain on for a set amount of time, then automatically turn off. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Lighting 151 The exterior lamps turn off The battery can be discharged at this action may be noticeable to the immediately by turning the exterior idle if the electrical loads are very driver. If so, a DIC message might lamp control off. high. This is true for all vehicles. be displayed and it is recommended This feature can be changed. See This is because the generator that the driver reduce the electrical Vehicle Personalization 0 135. (alternator) may not be spinning fast loads as much as possible. enough at idle to produce all of the power needed for very high Battery Power Protection Battery Load electrical loads. Management This feature shuts off the interior A high electrical load occurs when lamps if they are left on for more The vehicle has Electric Power several of the following are on, such than 10 minutes when the ignition is Management (EPM) that estimates as: headlamps, high beams, rear off. This helps to prevent the battery the battery's temperature and state window defogger, climate control fan from running down. of charge. It then adjusts the voltage at high speed, heated seats, engine for best performance and extended cooling fans, trailer loads, and loads Exterior Lighting Battery life of the battery. plugged into accessory power Saver When the battery's state of charge outlets. is low, the voltage is raised slightly EPM works to prevent excessive The exterior lamps turn off about to quickly bring the charge back up. discharge of the battery. It does this 10 minutes after the ignition is When the state of charge is high, by balancing the generator's output turned off, if the parking lamps or the voltage is lowered slightly to and the vehicle's electrical needs. headlamps have been manually left prevent overcharging. If the vehicle It can increase engine idle speed to on. This protects against draining has a voltmeter gauge or a voltage generate more power whenever the battery. To restart the 10-minute display on the Driver Information needed. It can temporarily reduce timer, turn the exterior lamp control Center (DIC), you may see the the power demands of some to the off position and then back to voltage move up or down. This is accessories. the parking lamp or headlamp normal. If there is a problem, an position. Normally, these actions occur in alert will be displayed. steps or levels, without being To keep the lamps on for more than noticeable. In rare cases at the 10 minutes, the ignition must be on highest levels of corrective action, or in ACC/ACCESSORY. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

152 Infotainment System Infotainment Introduction System Infotainment See the infotainment manual for Introduction information on the radio, audio Infotainment ...... 152 players, phone, navigation system, and voice or speech recognition. It also includes information on settings. Active Noise Cancellation (ANC) If equipped, ANC reduces engine noise in the vehicle’s interior. ANC requires the factory-installed audio system, radio, speakers, amplifier (if equipped), induction system, and exhaust system to work properly. Deactivation is required by your dealer if related aftermarket equipment is installed. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Climate Controls 153 Climate Controls Climate Control Systems

With this system the heating, cooling, and ventilation in the vehicle can be Climate Control Systems controlled. Climate Control Systems . . . . . 153 Dual Automatic Climate Control System ...... 155 Air Vents Air Vents ...... 158 Maintenance Passenger Compartment Air Filter ...... 158 Service ...... 159

1. Fan Control 9 : Turn clockwise or 2. A/C (Air Conditioning) counterclockwise to increase or decrease the fan speed or turn the 3. Air Delivery Mode Controls fan off. 4. Defrost TEMP : Turn the knob clockwise or 5. TEMP (Temperature Control) counterclockwise to increase or decrease the temperature. 6. Rear Window Defogger 7. Air Recirculation GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

154 Climate Controls Air Delivery Mode Control : Do not drive the vehicle until all The rear window defogger only Press Y, \, [ , or - to change windows are clear. works when the ignition is on. The defogger turns off if the ignition is the direction of the airflow. An See Air Vents 0 158. turned to off or to ACC/ indicator light comes on in the A/C : Press to turn the air ACCESSORY. selected mode button. conditioning system on or off. An indicator light comes on to show Y : Air is directed to the instrument Caution that the air conditioning is enabled. panel outlets. The A/C light will stay on even if the \ Using a razor blade or sharp : Air is divided between the outside temperatures are below object to clear the inside rear instrument panel and floor outlets. freezing and the compressor does window can damage the rear [ : Air is directed to the floor not run. If the fan is turned off, the window defogger. Repairs would outlets, with some to the windshield, air conditioner will not run. not be covered by the vehicle side window outlets, and second @ : Press to turn on recirculation. warranty. Do not clear the inside row floor outlets. An indicator light comes on. Air is rear window with sharp objects. - : This mode clears the windows recirculated to quickly cool the inside of the vehicle. It can also be of fog or moisture. Air is directed to Heated Mirror : If equipped with the windshield, floor outlets, and used to help reduce outside air and odors that enter the vehicle. heated outside mirrors, the mirrors side window vents. heat to help clear fog or frost from 0 : Press to clear the windshield Rear Window Defogger the surface of the mirror when the rear window defog button is of fog or frost more quickly. Air is The rear window defogger uses a pressed. See Heated Mirrors 0 30. directed to the windshield and the warming grid to remove fog from the side window vents. The air rear window. conditioning compressor also comes on, unless the outside temperature K : Press to turn the rear window is below freezing. defogger on or off. An indicator light on the button comes on to show that the rear window defogger is on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Climate Controls 155 Dual Automatic Climate Control System Automatic Operation The system automatically controls With this system the heating, cooling, and ventilation in the vehicle can be the following four functions to heat controlled. or cool the vehicle to the desired temperature: . Fan Speed . Air Delivery Mode . Air Conditioning . Recirculation When the AUTO indicator light is lit, all four functions are operating automatically. Each function can be manually set and the selected setting will be shown. This cancels full automatic operation and the AUTO indicator light turns off. 1. Driver Temperature Control 7. SYNC (Synchronized Functions that are not manually set Temperature) 2. A/C (Air Conditioning) will continue to be automatically 3. Air Delivery Mode Controls 8. Rear Window Defogger controlled, although the AUTO indicator light will not be lit. 4. Fan Control 9. Power Button 10. Air Recirculation To place the system in 5. Defrost automatic mode: 11. AUTO (Automatic Operation) 6. Passenger Temperature 1. Press AUTO. Control 2. Set the driver and passenger temperature. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

156 Climate Controls To find your comfort setting, 9 : Turn clockwise or Air Delivery Mode Control : start with 22 °C (72 °F) and counterclockwise to increase or Press Y, \, [ , or - to change allow the system time to decrease the fan speed. Press the the direction of the airflow. An stabilize. Then adjust the knob to turn the fan off. temperature as needed for best indicator light comes on in the comfort. Press AUTO to return to automatic selected mode button. operation. To improve fuel efficiency and to Changing the mode cancels the cool the vehicle faster, recirculation Driver and Passenger automatic operation and the system may be automatically selected in Temperature Control : The goes into manual mode. Press warm weather. temperature can be adjusted AUTO to return to automatic separately for the driver and operation. The recirculation light will not come passenger. on when automatically controlled. Y : Air is directed to the instrument Turn the knob clockwise or panel outlets. Press @ to manually select counterclockwise to increase or recirculation; press it again to select decrease the driver or passenger \ : Air is divided between the outside air. temperature setting. instrument panel and floor outlets. Do not cover the solar sensor on the SYNC : Press to link the passenger [ : Air is directed to the floor top of the instrument panel near the temperature settings to the driver outlets, with some to the windshield, windshield. This sensor regulates setting. The SYNC indicator light will side window outlets, and second air temperature based on sun load. turn on. When the passenger row floor outlets. See Sensor later in this section. “ ” temperature settings are adjusted, - : This mode clears the windows Manual Operation the SYNC indicator light is off. of fog or moisture. Air is directed to O The driver side or passenger side the windshield, floor outlets, and : Press to turn the climate control side window vents. system on or off. When off, no air temperature display shows the will flow into the vehicle. Turning the temperature setting increasing or fan on, pressing any other button, decreasing. or turning a knob will turn the system back on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Climate Controls 157 0 : Press to clear the windshield Rear Window Defogger Heated Mirror : If equipped with heated outside mirrors, the mirrors of fog or frost more quickly. Air is The rear window defogger uses a heat to help clear fog or frost from directed to the windshield and the warming grid to remove fog from the the surface of the mirror when the side window vents. The air rear window. conditioning compressor also comes rear window defog button is on, unless the outside temperature K : Press to turn the rear window pressed. See Heated Mirrors 0 30. is below freezing. defogger on or off. An indicator light on the button comes on to show that Sensor Do not drive the vehicle until all the rear window defogger is on. The solar sensor, on top of the windows are clear. The rear window defogger only instrument panel near the 0 See Air Vents 158. works when the ignition is on. The windshield, monitors the solar heat. A/C : Press to turn the air defogger turns off if the ignition is The climate control system uses the conditioning system on or off. An turned off or to ACC/ACCESSORY. sensor information to adjust the indicator light comes on to show temperature, fan speed, that the air conditioning is enabled. Caution recirculation, and air delivery mode If the fan is turned off, the air for best comfort. The automatic conditioner will not run. The A/C Using a razor blade or sharp recirculation mode sensitivity can be light will stay on even if the outside object to clear the inside rear adjusted. See “Air Quality Sensor” temperatures are below freezing window can damage the rear under Vehicle Personalization and the A/C compressor may be off. window defogger. Repairs would 0 135. @ : Press to turn on recirculation. not be covered by the vehicle Do not cover the sensor; otherwise An indicator light comes on. Air is warranty. Do not clear the inside the automatic climate control system recirculated to quickly cool the rear window with sharp objects. may not work properly. inside of the vehicle. It can also be used to help reduce outside air and odors that enter the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

158 Climate Controls Air Vents . Keep the path under the front Maintenance seats clear of objects to help Use the louvers located on the air circulate the air inside of the vents to change the direction of the vehicle more effectively. Passenger Compartment airflow. . Use of non-GM approved hood Air Filter To open or close off the airflow: deflectors can adversely affect The filter removes dust, pollen, and . On the center air vents, move the performance of the system. other airborne irritants from outside the slider knobs up or down. Check with your dealer before air that is pulled into the vehicle. adding equipment to the outside The filter should be replaced as part . On the outer and rear air vents, of the vehicle. move the slider knobs right of routine scheduled maintenance. 0 or left. . Do not attach any devices to the See Maintenance Schedule 368. air vent slats. This restricts To find out what type of filter to use, Operation Tips airflow and may cause damage see Maintenance Replacement 0 . Clear away any ice, snow, to the air vents. Parts 378. or leaves from air inlets at the 1. Open the glove box. base of the windshield that could block the flow of air into the vehicle. . Clear snow off the hood to improve visibility and help decrease moisture drawn into the vehicle, which may improve long term system performance. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Climate Controls 159 4. Remove the two screws securing the door. 5. Press the latches on either side of the service door inward to release. Open the service door and remove the old filter. 6. Install the new air filter. 7. Close the service door completely. 8. Reverse the steps to reinstall the glove box. 2. Disconnect the glove box door 3. Squeeze both sides of the damper (1) from the glove box glove box bin inward to lower See your dealer if additional door assembly by squeezing beyond the stops. assistance is needed. the pivot (2) to release the damper ring. Service All vehicles have a label underhood that identifies the refrigerant used in the vehicle. The refrigerant system should only be serviced by trained and certified technicians. The air conditioning evaporator should never be repaired or replaced by one from a salvage vehicle. It should only be replaced by a new evaporator to ensure proper and safe operation. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

160 Climate Controls During service, all refrigerants should be reclaimed with proper equipment. Venting refrigerants directly to the atmosphere is harmful to the environment and may also create unsafe conditions based on inhalation, combustion, frostbite, or other health-based concerns. The air conditioning system requires periodic maintenance. See Maintenance Schedule 0 368. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 161 Stop/Start System ...... 184 Brakes Driving and Winter Cover ...... 185 Antilock Brake Operating Engine Heater ...... 186 System (ABS) ...... 206 Retained Accessory Electric Parking Brake ...... 207 Power (RAP) ...... 187 Brake Assist ...... 208 Driving Information Shifting Into Park ...... 187 Hill Start Assist (HSA) ...... 209 Driver Behavior ...... 162 Shifting out of Park ...... 188 Parking over Things Ride Control Systems Driving Environment ...... 163 Traction Control/Electronic Vehicle Design ...... 163 That Burn ...... 190 Extended Parking ...... 190 Stability Control ...... 209 Driving for Better Fuel Hill Descent Control (HDC) . . . 213 Economy ...... 163 Engine Exhaust Driver Mode Control ...... 214 Distracted Driving ...... 163 Engine Exhaust ...... 191 Defensive Driving ...... 164 Running the Vehicle While Cruise Control Drunk Driving ...... 164 Parked ...... 192 Cruise Control ...... 217 Control of a Vehicle ...... 165 Adaptive Cruise Control ...... 219 Braking ...... 165 Diesel Particulate Filter Steering ...... 165 Diesel Particulate Filter ...... 192 Driver Assistance Systems Off-Road Recovery ...... 166 Driver Assistance Systems . . . 230 Loss of Control ...... 167 Diesel Exhaust Fluid Assistance Systems for Off-Road Driving ...... 167 Diesel Exhaust Fluid ...... 195 Parking or Backing ...... 231 Driving on Wet Roads ...... 171 Assistance Systems for Automatic Transmission Driving ...... 237 Hill and Mountain Roads . . . . . 172 Automatic Transmission ...... 201 Winter Driving ...... 173 Forward Collision Alert (FCA) Manual Mode ...... 205 System ...... 237 If the Vehicle Is Stuck ...... 174 Tow/Haul Mode ...... 205 Vehicle Load Limits ...... 175 Automatic Emergency Drive Systems Braking (AEB) ...... 239 Starting and Operating All-Wheel Drive ...... 206 Front Pedestrian Braking New Vehicle Break-In ...... 179 (FPB) System ...... 241 Ignition Positions ...... 179 Side Blind Zone Starting the Engine ...... 181 Alert (SBZA) ...... 243 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

162 Driving and Operating Lane Change Alert (LCA) . . . . . 243 Trailer Towing Driving Information Lane Keep Assist (LKA) ...... 245 General Towing Information ...... 262 Fuel Driving Characteristics and Driver Behavior Top Tier Fuel (Gasoline) ...... 248 Towing Tips ...... 262 Driving is an important Top Tier Fuel (Diesel) ...... 248 Trailer Towing ...... 266 responsibility. Driver behavior, the Recommended Fuel (LYX - Towing Equipment ...... 269 driving environment, and the 1.5L L4 Turbo Engine) ...... 248 vehicle's design all affect how well a Recommended Fuel (LTG - Conversions and Add-Ons vehicle performs. 2.0L L4 Turbo Engine) ...... 249 Add-On Electrical Prohibited Fuels (Gasoline) . . . 249 Equipment ...... 271 Being aware of these factors can Fuels in Foreign Countries . . . 249 help in understanding how the Fuel Additives (Gasoline) . . . . . 250 vehicle handles and what can be Fuel Additives (Diesel) ...... 250 done to avoid many types of Fuel for Diesel Engines ...... 250 crashes, including a rollover crash. Biodiesel ...... 251 Most serious injuries and fatalities to Cold Weather Operation unbelted occupants can be reduced (Diesel) ...... 252 or prevented by the use of seat Water in Fuel (Diesel) ...... 252 belts. In a rollover crash, an Running Out of Fuel unbelted person is significantly (Diesel) ...... 256 more likely to die than a person Fuel Filter Replacement wearing a seat belt. In addition, (Diesel) ...... 256 Filling the Tank (Gasoline) . . . . 257 avoiding excessive speed, sudden Filling the Tank (Diesel) ...... 258 or abrupt turns, and drunken or Filling a Portable Fuel aggressive driving can help make Container (Gasoline) ...... 260 trips safer and avoid the possibility Filling a Portable Fuel of a crash. Container (Diesel) ...... 261 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 163 Driving Environment same as a vehicle with a lower . When road and weather center of gravity, like a car, in similar conditions are appropriate, use Be prepared for driving in inclement situations. cruise control. weather, at night, or during other times where visibility or traction may Safe driver behavior and . Always follow posted speed be limited, such as on curves, understanding of the environment limits or drive more slowly when slippery roads, or hilly terrain. can help avoid a rollover crash in conditions require. Unfamiliar surroundings can also any type of vehicle, including utility . Keep vehicle tires properly have hidden hazards. vehicles. inflated. Learn more about driving in different Driving for Better Fuel . Combine several trips into a conditions and off-road driving in single trip. this section. Economy . Replace the vehicle's tires with Driving habits can affect fuel the same TPC Spec number Vehicle Design mileage. Here are some driving tips molded into the tire's sidewall Utility vehicles have a significantly to get the best fuel economy near the size. possible: higher rollover rate than other types . Follow recommended scheduled of vehicles. This is because they . Set the climate controls to the maintenance. have a higher ground clearance and desired temperature after the a narrower track or shorter engine is started, or turn them Distracted Driving wheelbase than passenger cars, off when not required. which makes them more capable for Distraction comes in many forms . Avoid fast starts and accelerate and can take your focus from the off-road driving. While these design smoothly. characteristics provide the driver task of driving. Exercise good with a better view of the road, these . Brake gradually and avoid judgment and do not let other vehicles do have a higher center of abrupt stops. activities divert your attention away gravity than other types of vehicles. . Avoid idling the engine for long from the road. Many local A utility vehicle does not handle the periods of time. governments have enacted laws GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

164 Driving and Operating regarding driver distraction. Become . Wait until the vehicle is parked Defensive Driving familiar with the local laws in to retrieve items that have fallen your area. to the floor. Defensive driving means “always expect the unexpected.” The first To avoid distracted driving, keep . Stop or park the vehicle to tend step in driving defensively is to wear your eyes on the road, keep your to children. the seat belt. See Seat Belts 0 50. hands on the steering wheel, and . Keep pets in an appropriate focus your attention on driving. . Assume that other road users carrier or restraint. (pedestrians, bicyclists, and . Do not use a phone in . Avoid stressful conversations other drivers) are going to be demanding driving situations. while driving, whether with a careless and make mistakes. Use a hands-free method to passenger or on a cell phone. Anticipate what they may do and place or receive necessary be ready. phone calls. { Warning . Allow enough following distance . Watch the road. Do not read, between you and the driver in take notes, or look up Taking your eyes off the road too front of you. information on phones or other long or too often could cause a Focus on the task of driving. electronic devices. crash resulting in injury or death. . . Designate a front seat Focus your attention on driving. Drunk Driving passenger to handle potential distractions. Refer to the infotainment manual for Death and injury associated with drinking and driving is a global . Become familiar with vehicle more information on using that tragedy. features before driving, such as system and the navigation system, programming favorite radio if equipped, including pairing and stations and adjusting climate using a cell phone. control and seat settings. Program all trip information into any navigation device prior to driving. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 165 Braking Once the power assist is used up, it { Warning can take longer to stop and the Braking action involves perception brake pedal will be harder to push. Drinking and then driving is very time and reaction time. Deciding to dangerous. Your reflexes, push the brake pedal is perception Steering perceptions, attentiveness, and time. Actually doing it is judgment can be affected by even reaction time. Electric Power Steering a small amount of alcohol. You Average driver reaction time is can have a serious — or even about three-quarters of a second. In Caution fatal — collision if you drive after that time, a vehicle moving at drinking. 100 km/h (60 mph) travels 20 m To avoid damage to the steering Do not drink and drive or ride with (66 ft), which could be a lot of system, do not drive over curbs, a driver who has been drinking. distance in an emergency. parking barriers, or similar objects Ride home in a cab; or if you are Helpful braking tips to keep in mind at speeds greater than 3 km/h with a group, designate a driver include: (1 mph). Use care when driving who will not drink. over other objects such as lane . Keep enough distance between dividers and speed bumps. you and the vehicle in front Damage caused by misuse of the Control of a Vehicle of you. vehicle is not covered by the Braking, steering, and accelerating . Avoid needless heavy braking. vehicle warranty. are important factors in helping to . Keep pace with traffic. control a vehicle while driving. If the engine ever stops while the vehicle is being driven, brake normally but do not pump the brakes. Doing so could make the pedal harder to push down. If the engine stops, there will be some power brake assist but it will be used when the brake is applied. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

166 Driving and Operating If the steering wheel is turned until it . Holding both sides of the reaches the end of its travel and is steering wheel allows you to turn held against that position for an 180 degrees without removing extended period of time, power a hand. steering assist may be reduced. . The Antilock Brake System Normal use of the power steering (ABS) allows steering while assist should return when the braking. system cools down. See your dealer if there is a Off-Road Recovery problem. Curve Tips The vehicle has electric power . Take curves at a reasonable steering. It does not have power speed. steering fluid. Regular maintenance is not required. . Reduce speed before entering a curve. If power steering assist is lost due to a system malfunction, the vehicle . Maintain a reasonable steady can be steered, but may require speed through the curve. increased effort. . Wait until the vehicle is out of If the steering assist is used for an the curve before accelerating extended period of time while the gently into the straightaway. The vehicle's right wheels can drop vehicle is not moving, power assist Steering in Emergencies may be reduced. off the edge of a road onto the . There are some situations when shoulder while driving. Follow steering around a problem may these tips: be more effective than braking. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 167 1. Ease off the accelerator and Defensive drivers avoid most skids . Try to avoid sudden steering, then, if there is nothing in the by taking reasonable care suited to acceleration, or braking, way, steer the vehicle so that it existing conditions, and by not including reducing vehicle speed straddles the edge of the overdriving those conditions. But by shifting to a lower gear. Any pavement. skids are always possible. sudden changes could cause 2. Turn the steering wheel about If the vehicle starts to slide, follow the tires to slide. one-eighth of a turn, until the these suggestions: Remember: Antilock brakes help right front tire contacts the . Ease your foot off the avoid only the braking skid. pavement edge. accelerator pedal and steer the 3. Turn the steering wheel to go way you want the vehicle to go. Off-Road Driving straight down the roadway. The vehicle may straighten out. All-wheel-drive vehicles can be Be ready for a second skid if it used for off-road driving. Vehicles Loss of Control occurs. without all-wheel drive and vehicles not equipped with All Terrain (AT) or Skidding . Slow down and adjust your driving according to weather On-Off Road (OOR) tires must not There are three types of skids that conditions. Stopping distance be driven off-road except on a level, correspond to the vehicle's three can be longer and vehicle solid surface. To contact the tire control systems: control can be affected when manufacturer for more information about the original equipment tires, . Braking Skid wheels are not traction is reduced by water, — see the warranty manual. rolling. snow, ice, gravel, or other material on the road. Learn to Controlling the vehicle is the key to . Steering or Cornering Skid — recognize warning clues — such successful off-road driving. One of too much speed or steering in a as enough water, ice, or packed the best ways to control the vehicle curve causes tires to slip and snow on the road to make a is to control the speed. lose cornering force. mirrored surface — and slow . Acceleration Skid — too much down when you have any doubt. throttle causes the driving wheels to spin. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

168 Driving and Operating Loading the Vehicle for For more information about loading { Warning Off-Road Driving the vehicle, see Vehicle Load Limits 0 175. When driving off-road, bouncing and quick changes in direction { Warning Environmental Concerns can easily throw you out of . Unsecured cargo on the . Always use established trails, position. This could cause you to load floor can be tossed roads, and areas that have been lose control and crash. You and about when driving over set aside for public off-road your passengers should always rough terrain. You or your recreational driving and obey all wear seat belts. passengers can be struck posted regulations. by flying objects. Secure the . Do not damage shrubs, flowers, Before Driving Off-Road cargo properly. trees, or grasses or disturb . Have all necessary maintenance . Keep cargo in the cargo wildlife. and service work completed. area as far forward and as . Do not park over things that low as possible. The . Fuel the vehicle, fill fluid levels, burn. See Parking over Things heaviest things should be That Burn 0 190. and check inflation pressure in on the floor, forward of the all tires, including the spare, rear axle. Driving on Hills if equipped. . Heavy loads on the roof Driving safely on hills requires good . Read all the information about raise the vehicle's center of judgment and an understanding of all-wheel-drive vehicles in this gravity, making it more likely what the vehicle can and cannot do. manual. to roll over. You can be . Make sure all underbody seriously or fatally injured if { Warning shields, if equipped, are properly the vehicle rolls over. Put attached. heavy loads inside the Many hills are simply too steep cargo area, not on the roof. for any vehicle. Driving up hills . Know the local laws that apply to off-road driving. can cause the vehicle to stall. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 169

Warning (Continued) { Warning { Warning

Driving down hills can cause loss Driving to the top of a hill at high Heavy braking when going down of control. Driving across hills can speed can cause a crash. There a hill can cause your brakes to cause a rollover. You could be could be a drop-off, embankment, overheat and fade. This could injured or killed. Do not drive on cliff, or even another vehicle. You cause loss of control and you or steep hills. could be seriously injured or others could be injured or killed. killed. As you near the top of a Apply the brakes lightly when Before driving on a hill, assess the hill, slow down and stay alert. descending a hill and use a low steepness, traction, and gear to keep vehicle speed under obstructions. If the terrain ahead . Never go downhill forward or control. cannot be seen, get out of the backward with the transmission vehicle and walk the hill before in N (Neutral). The brakes could If the vehicle stalls on a hill: driving further. overheat and you could lose 1. Apply the brakes to stop the control. When driving on hills: vehicle, and then apply the . Use a low gear and keep a firm . When driving down a hill, keep parking brake. the vehicle headed straight grip on the steering wheel. 2. Shift into P (Park) and then down. Use a low gear because restart the engine. . Maintain a slow speed. the engine will work with the . When possible, drive straight up brakes to slow the vehicle and . If driving uphill when the or down the hill. help keep the vehicle under vehicle stalls, shift to control. R (Reverse), release the . Slow down when approaching parking brake, and back the top of the hill. straight down. . Use headlamps even during the day to make the vehicle more visible. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

170 Driving and Operating . Never try to turn the vehicle 3.2. Stay clear of the path the . If an incline must be driven around. If the hill is steep vehicle would take if it across, and the vehicle starts to enough to stall the vehicle, rolled downhill. slide, turn downhill. This should it is steep enough to cause . Avoid turns that take the vehicle help straighten out the vehicle it to roll over. across the incline of the hill. and prevent the side slipping. . If you cannot make it up the A hill that can be driven straight hill, back straight down up or down might be too steep to { Warning the hill. drive across. Driving across an Getting out of the vehicle on the . Never back down a hill in incline puts more weight on the downhill wheels which could downhill side when stopped N (Neutral) using only the across an incline is dangerous. brake. The vehicle can roll cause a downhill slide or a rollover. If the vehicle rolls over, you could backward quickly and you be crushed or killed. Always get could lose control. . Surface conditions can be a out on the uphill side of the problem. Loose gravel, muddy . If driving downhill when the vehicle and stay well clear of the spots, or even wet grass can vehicle stalls, shift to a rollover path. lower gear, release the cause the tires to slip sideways, parking brake, and drive downhill. If the vehicle slips straight down the hill. sideways, it can hit something Driving in Mud, Sand, Snow, that will trip it — a rock, a rut, or Ice 3. If the vehicle cannot be etc. — and roll over. restarted after stalling, set the Use a low gear when driving in mud parking brake, shift into . Hidden obstacles can make the — the deeper the mud, the lower P (Park), and turn the steepness of the incline more the gear. Keep the vehicle moving vehicle off. severe. If a rock is driven across to avoid getting stuck. with the uphill wheels, or if the 3.1. Leave the vehicle and downhill wheels drop into a rut Traction changes when driving on seek help. or depression, the vehicle can tilt sand. On loose sand, such as on even more. beaches or sand dunes, the tires tend to sink into the sand. This affects steering, accelerating, and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 171 braking. Drive at a reduced speed through water, the brakes get wet and avoid sharp turns or abrupt Warning (Continued) and it may take longer to stop. See maneuvers. Driving on Wet Roads 0 171. could drown. If it is only shallow Traction is reduced on hard packed water, it can still wash away the After Off-Road Driving snow and ice and it is easy to lose ground from under your tires. control. Reduce vehicle speed when Remove any brush or debris that Traction could be lost, and the has collected on the underbody or driving on hard packed snow vehicle could roll over. Do not and ice. chassis, or under the hood. These drive through rushing water. accumulations can be a fire hazard. { Warning After operation in mud or sand, have the brake linings cleaned and Driving on frozen lakes, ponds, Caution checked. These substances can or rivers can be dangerous. Ice cause glazing and uneven braking. conditions vary greatly and the Do not drive through standing Check the body structure, steering, vehicle could fall through the ice; water if it is deep enough to cover suspension, wheels, tires, and you and your passengers could the wheel hubs, axles, or exhaust exhaust system for damage and drown. Drive your vehicle on safe pipe. Deep water can damage the check the fuel lines and cooling surfaces only. axle and other vehicle parts. system for any leakage. More frequent maintenance service Driving in Water If the standing water is not too deep, is required. See the Maintenance drive through it slowly. At faster Schedule 0 368. speeds, water can get into the { Warning engine and cause it to stall. Stalling Driving on Wet Roads Driving through rushing water can can occur if the exhaust pipe is Rain and wet roads can reduce be dangerous. Deep water can under water. Do not turn off the vehicle traction and affect your ignition when driving through water. sweep your vehicle downstream ability to stop and accelerate. If the exhaust pipe is under water, and you and your passengers Always drive slower in these types the engine will not start. When going (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

172 Driving and Operating of driving conditions and avoid Hydroplaning Hill and Mountain Roads driving through large puddles and Hydroplaning is dangerous. Water deep-standing or flowing water. Driving on steep hills or through can build up under the vehicle's mountains is different than driving tires so they actually ride on the on flat or rolling terrain. Tips include: { Warning water. This can happen if the road is wet enough and you are going fast . Keep the vehicle serviced and in Wet brakes can cause crashes. enough. When the vehicle is good shape. They might not work as well in a hydroplaning, it has little or no . Check all fluid levels and brakes, quick stop and could cause contact with the road. tires, cooling system, and pulling to one side. You could transmission. lose control of the vehicle. There is no hard and fast rule about hydroplaning. The best advice is to . Shift to a lower gear when going After driving through a large slow down when the road is wet. down steep or long hills. puddle of water or a car/vehicle Other Rainy Weather Tips wash, lightly apply the brake { Warning pedal until the brakes work Besides slowing down, other wet normally. weather driving tips include: Using the brakes to slow the Flowing or rushing water creates . Allow extra following distance. vehicle on a long downhill slope can cause brake overheating, can strong forces. Driving through . Pass with caution. flowing water could cause the reduce brake performance, and vehicle to be carried away. If this . Keep windshield wiping could result in a loss of braking. happens, you and other vehicle equipment in good shape. Shift the transmission to a lower occupants could drown. Do not . Keep the windshield washer fluid gear to let the engine assist the ignore police warnings and be reservoir filled. brakes on a steep downhill slope. very cautious about trying to drive . Have good tires with proper through flowing water. tread depth. See Tires 0 314. . Turn off cruise control. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 173 Winter Driving . Allow greater following distance { Warning and watch for slippery spots. Icy Driving on Snow or Ice patches can occur on otherwise Coasting downhill in N (Neutral) Snow or ice between the tires and clear roads in shaded areas. or with the ignition off is The surface of a curve or an dangerous. This can cause the road creates less traction or grip, so drive carefully. Wet ice can overpass can remain icy when overheating of the brakes and the surrounding roads are clear. loss of steering assist. Always occur at about 0 °C (32 °F) when freezing rain begins to fall. Avoid Avoid sudden steering have the engine running and the driving on wet ice or in freezing rain maneuvers and braking while vehicle in gear. until roads can be treated. on ice. . Turn off cruise control. For Slippery Road Driving: . Drive at speeds that keep the vehicle in its own lane. Do not . Accelerate gently. Accelerating Blizzard Conditions swing wide or cross the too quickly causes the wheels to Stop the vehicle in a safe place and center line. spin and makes the surface signal for help. Stay with the vehicle under the tires slick. . Be alert on top of hills; unless there is help nearby. something could be in your lane . Turn on Traction Control. See If possible, use Roadside (e.g., stalled car, crash). Traction Control/Electronic Assistance. See Roadside 0 Stability Control 0 209. Assistance Program 389. To get . Pay attention to special road help and keep everyone in the signs (e.g., falling rocks area, . The Antilock Brake System vehicle safe: winding roads, long grades, (ABS) improves vehicle stability passing or no-passing zones) during hard stops, but the . Turn on the hazard warning and take appropriate action. brakes should be applied sooner flashers. than when on dry pavement. . Tie a red cloth to an outside See Antilock Brake System mirror. (ABS) 0 206. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

174 Driving and Operating If stuck too severely for the traction { Warning Warning (Continued) system to free the vehicle, turn the traction system off and use the Snow can trap engine exhaust the fan speed to the highest rocking method. See Traction under the vehicle. This may setting. See “Climate Control/Electronic Stability Control cause exhaust gases to get Control Systems.” 0 209. inside. Engine exhaust contains For more information about CO, carbon monoxide (CO), which see Engine Exhaust 0 191. { Warning cannot be seen or smelled. It can cause unconsciousness and even If the vehicle's tires spin at high death. To save fuel, run the engine for short periods to warm the vehicle speed, they can explode, and you If the vehicle is stuck in snow: and then shut the engine off and or others could be injured. The partially close the window. Moving vehicle can overheat, causing an . Clear snow from the base of engine compartment fire or other the vehicle, especially any about to keep warm also helps. damage. Spin the wheels as little blocking the exhaust pipe. If it takes time for help to arrive, as possible and avoid going . Open a window about 5 cm when running the engine, push the above 56 km/h (35 mph). (2 in) on the vehicle side accelerator pedal slightly so the that is away from the wind, engine runs faster than the idle to bring in fresh air. speed. This keeps the battery Rocking the Vehicle to Get charged to restart the vehicle and to it Out . Fully open the air outlets on signal for help with the headlamps. or under the instrument Do this as little as possible, to Turn the steering wheel left and panel. save fuel. right to clear the area around the front wheels. Turn off any traction . Adjust the climate control system. Shift back and forth system to circulate the air If the Vehicle Is Stuck between R (Reverse) and a low inside the vehicle and set Slowly and cautiously spin the forward gear, spinning the wheels (Continued) wheels to free the vehicle when as little as possible. To prevent stuck in sand, mud, ice, or snow. transmission wear, wait until the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 175 wheels stop spinning before shifting Tire and Loading Information gears. Release the accelerator { Warning Label pedal while shifting, and press lightly on the accelerator pedal Do not load the vehicle any when the transmission is in gear. heavier than the Gross Slowly spinning the wheels in the Vehicle Weight Rating forward and reverse directions (GVWR), or either the causes a rocking motion that could maximum front or rear Gross free the vehicle. If that does not get Axle Weight Rating (GAWR). the vehicle out after a few tries, it This can cause systems to might need to be towed out. If the break and change the way the vehicle does need to be towed out, vehicle handles. This could see Towing the Vehicle 0 352. cause loss of control and a Vehicle Load Limits crash. Overloading can also reduce stopping distance, Example Label It is very important to know how damage the tires, and shorten A vehicle-specific Tire and much weight the vehicle can the life of the vehicle. Loading Information label is carry. This weight is called the attached to the center pillar vehicle capacity weight and (B-pillar). The tire and loading includes the weight of all information label shows the occupants, cargo, and all number of occupant seating nonfactory-installed options. positions (1), and the maximum Two labels on the vehicle may vehicle capacity weight (2) in show how much weight it may kilograms and pounds. properly carry, the Tire and Loading Information label and The Tire and Loading the Certification/Tire label. Information label also shows the size of the original equipment GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

176 Driving and Operating tires (3) and the recommended 2. Determine the combined 5. Determine the combined cold tire inflation pressures (4). weight of the driver and weight of luggage and cargo For more information on tires passengers that will be being loaded on the vehicle. and inflation see Tires 0 314 riding in your vehicle. That weight may not safely and exceed the available cargo 0 3. Subtract the combined Tire Pressure 321. weight of the driver and and luggage load capacity There is also important loading passengers from XXX kg or calculated in Step 4. information on the vehicle XXX lbs. 6. If your vehicle will be towing Certification/Tire label. It may 4. The resulting figure equals a trailer, load from your show the Gross Vehicle Weight the available amount of trailer will be transferred to Rating (GVWR) and the Gross cargo and luggage load your vehicle. Consult this Axle Weight Rating (GAWR) for capacity. For example, if the manual to determine how the front and rear axle. See "XXX" amount equals this reduces the available Certification/Tire Label later in “ ” 1400 lbs. and there will be cargo and luggage load this section. five 150 lb passengers in capacity of your vehicle.” “Steps for Determining Correct your vehicle, the amount of See Trailer Towing 0 266 for Load Limit– available cargo and luggage important information on towing 1. Locate the statement "The load capacity is 650 lbs. a trailer, towing safety rules and combined weight of (1400-750 (5 x 150) = trailering tips. occupants and cargo should 650 lbs.) never exceed XXX kg or XXX lbs." on your vehicle’s placard. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 177

Example 1 Example 2 Example 3

1. Vehicle Capacity Weight 1. Vehicle Capacity Weight 1. Vehicle Capacity Weight for Example 1 = 453 kg for Example 2 = 453 kg for Example 3 = 453 kg (1,000 lbs). (1,000 lbs). (1,000 lbs). 2. Subtract Occupant 2. Subtract Occupant 2. Subtract Occupant Weight @ 68 kg (150 lbs) Weight @ 68 kg (150 lbs) Weight @ 91 kg × 2 = 136 kg (300 lbs). × 5 = 340 kg (750 lbs). (200 lbs) × 5 = 453 kg 3. Available Occupant and 3. Available Cargo Weight (1,000 lbs). Cargo Weight = 317 kg = 113 kg (250 lbs). 3. Available Cargo Weight (700 lbs). = 0 kg (0 lbs). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

178 Driving and Operating Refer to the vehicle's tire and The label may show the size of loading information label for the vehicle's original tires and Caution specific information about the the inflation pressures needed to Overloading the vehicle may vehicle's capacity weight and obtain the gross weight capacity cause damage. Repairs would not seating positions. The combined of the vehicle. The label shows be covered by the vehicle weight of the driver, passengers, the gross weight capacity of the warranty. Do not overload the and cargo should never exceed vehicle. This is called the Gross vehicle. the vehicle's capacity weight. Vehicle Weight Rating (GVWR). The GVWR includes the weight Certification/Tire Label of the vehicle, all occupants, fuel, and cargo. { Warning The Certification/Tire label may Things inside the vehicle can also show the maximum weights strike and injure people in a for the front and rear axles, sudden stop or turn, or in a called the Gross Axle Weight crash. Rating (GAWR). To find out the . Put things in the cargo actual loads on the front and area of the vehicle. In the rear axles, weigh the vehicle at cargo area, put them as a weigh station. Your dealer can far forward as possible. help with this. Be sure to spread Try to spread the weight the load equally on both sides of Label Example evenly. the centerline. A vehicle-specific Certification/ (Continued) Tire label is attached to the center pillar (B-pillar). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 179

Warning (Continued) Starting and Caution (Continued) Operating . Never stack heavier breaking-in guideline every things, like suitcases, New Vehicle Break-In time you get new brake inside the vehicle so that linings. some of them are above Caution Following break-in, engine speed the tops of the seats. and load can be gradually increased. . Do not leave an The vehicle does not need an unsecured child restraint elaborate break-in. But it will in the vehicle. perform better in the long run if Ignition Positions you follow these guidelines: . Secure loose items in the vehicle. . Do not drive at any one constant speed, fast or slow, . Do not leave a seat for the first 800 km (500 mi). folded down unless Do not make full-throttle needed. starts. Avoid downshifting to brake or slow the vehicle. . Avoid making hard stops for the first 300 km (200 mi) or so. During this time the new brake linings are not yet broken in. Hard stops with new linings can mean premature wear and earlier The vehicle has an electronic replacement. Follow this keyless ignition with pushbutton (Continued) start. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

180 Driving and Operating The Remote Keyless Entry (RKE) If the vehicle is in R (Reverse), Do not turn the engine off when the transmitter must be in the vehicle for D (Drive) or L (Low), the vehicle will vehicle is moving. This will cause a the system to operate. If the shift to P (Park), the ignition will turn loss of power assist in the brake pushbutton start is not working, the off, and Retained Accessory Power and steering systems and disable vehicle may be near a strong radio (RAP) will remain active. See the airbags. antenna signal causing interference Retained Accessory Power (RAP) 0 If the vehicle must be turned off in to the Keyless Access system. See 187. an emergency: Remote Keyless Entry (RKE) If the vehicle is in N (Neutral), the System Operation 0 8. 1. Brake using a firm and steady ignition will return to ACC/ pressure. Do not pump the To shift out of P (Park), vehicles with ACCESSORY and display the brakes repeatedly. This may a gasoline engine must be turned message SHIFT TO PARK in the deplete power assist, requiring on, and the brake pedal must be Driver Information Center (DIC). increased brake pedal force. applied. For vehicles with a diesel When the vehicle is shifted into engine, the vehicle does not need to P (Park), the ignition system will 2. Shift the vehicle to N (Neutral). be on to shift out of P (Park). See turn off. This can be done while the Shifting out of Park 0 188. vehicle is moving. After shifting The vehicle may have an electric to N (Neutral), firmly apply the Stopping the Engine/Off (No steering column lock. The lock is brakes and steer the vehicle to Indicator Lights) : When the activated when the vehicle is turned a safe location. vehicle is stopped, press ENGINE off and either front door is opened. START/STOP once to turn the A sound may be heard as the lock 3. Come to a complete stop and engine off. actuates or releases. The steering shift to P (Park). If the vehicle is in P (Park), the column lock may not release with 4. Set the parking brake. See ignition will turn off, and Retained the wheels turned off center. If this Electric Parking Brake 0 207. Accessory Power (RAP) will remain happens, the vehicle may not start. Press ENGINE START/STOP active. See Retained Accessory Move the steering wheel from left to to turn the vehicle off. Power (RAP) 0 187. right while attempting to start the vehicle. If this does not work, the vehicle needs service. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 181 ON/RUN/START (Green Indicator Starting the Engine { Warning Light) : This mode is for starting and driving. With the ignition off and Shift the vehicle into P (Park) or Turning off the vehicle while the brake pedal applied, pressing N (Neutral). To restart the engine moving may cause loss of power the button once will turn the ignition when the vehicle is already moving, assist in the brake and steering on. Once engine cranking begins, use N (Neutral) only. systems and disable the airbags. release the button. Engine cranking While driving, only shut the will continue until the engine starts. Caution vehicle off in an emergency. See Starting the Engine 0 181. The ignition will then remain in on. Do not try to shift to P (Park) if the vehicle is moving. If you do, you If the vehicle cannot be pulled over Service Mode and must be shut off while driving, could damage the transmission. press and hold ENGINE START/ This power mode is available for Shift to P (Park) only when the STOP for longer than two seconds, service and diagnostics, and to vehicle is stopped. or press twice in five seconds. verify the proper operation of the malfunction indicator lamp as may ACC/ACCESSORY (Amber be required for emission inspection Indicator Light) : This mode allows purposes. With the vehicle off and Caution you to use some electrical the brake pedal not applied, accessories when the engine is off. pressing and holding ENGINE If you add electrical parts or accessories, you could change With the ignition off, pressing the START/STOP for more than the way the engine operates. Any button one time without the brake five seconds will place the vehicle in pedal applied will place the ignition Service Mode. The instruments and resulting damage would not be system in ACC/ACCESSORY. audio systems will operate as they covered by the vehicle warranty. do in ON/RUN, but the vehicle will See Add-On Electrical Equipment The ignition will switch from ACC/ not be able to be driven. The engine 0 271. ACCESSORY to OFF after will not start in Service Mode. Press five minutes to prevent battery ENGINE START/STOP again to turn rundown. the vehicle off. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

182 Driving and Operating Gasoline Engine Starting This clears the extra gasoline Procedure Caution from the engine. Do not race the engine immediately after 1. With the Keyless Access Cranking the engine for long system, the Remote Keyless starting it. Operate the engine periods of time, by trying to start and transmission gently until Entry (RKE) transmitter must the engine immediately after be in the vehicle. Press the oil warms up and lubricates cranking has ended, can overheat all moving parts. ENGINE START/STOP with the and damage the cranking motor, brake pedal applied. When the and drain the battery. Wait at Diesel Engine Starting Procedure engine begins cranking, let go least 15 seconds between each of the button. The diesel engine starts differently try, to let the cranking motor than a gasoline engine. The idle speed will go down as cool down. the engine gets warm. Do not 1. With the Keyless Access race the engine immediately system, the RKE transmitter after starting it. 2. If the engine does not start must be in the vehicle. Press after five to 10 seconds, ENGINE START/STOP with the If the RKE transmitter is not in especially in very cold weather brake pedal applied to start. If it the vehicle, if there is (below −18 °C or 0 °F), it could is too cold, the wait-to-start interference, or if the RKE be flooded with too much light will come on and there will battery is low, a Driver gasoline. Try pushing the be a short delay before Information Center (DIC) will accelerator pedal all the way to starting. See Wait-to-Start Light display a message. See the floor and holding it there as 0 121. This light may not come Remote Keyless Entry (RKE) you press ENGINE START/ on if the engine is warm. System Operation 0 8. STOP. Wait at least 15 seconds The engine has a fast warm-up between each try, to allow the glow plug system. The cranking motor to cool down. wait-to-start light will illuminate When the engine starts, for a much shorter time than release the accelerator. If the most diesel engines, due to the vehicle starts briefly but then rapid heating of the glow plug stops again, do the same thing. system. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 183 Cold Weather Starting (Diesel If the light comes on and then goes Caution Engine) off, and it is known that the battery is charged, but the engine still will If the wait-to-start light stays on Use the recommended engine oil not start, the vehicle needs service. after starting the vehicle, the when the outside temperature drops vehicle may not run properly. below freezing. See Engine Oil If the light does not come on when Have the vehicle serviced 0 283. When the outside the engine is cold, the vehicle right away. temperature drops below –18°C needs service. (0°F), use of the engine heater is If the battery does not have enough recommended. charge to start the engine, see 2. If the engine does not start Battery - North America 0 298. after 15 seconds of cranking, See Fuel for Diesel Engines 0 250 wait one minute for the for information on what fuel to use in Check that the correct engine oil cranking motor to cool, then try cold weather. has been used and changed at the same steps again. If the Diesel Engine Will Not appropriate intervals. If the wrong oil is used, the engine may be harder If you are trying to start the engine Start to start. after the vehicle has run out of fuel, If the vehicle has run out of fuel, see follow the steps in Running Out of Be sure to use the proper fuel for Running Out of Fuel (Diesel) 0 256. Fuel (Diesel) 0 256. existing weather conditions. See If the vehicle is not out of fuel, and Fuel for Diesel Engines 0 250. When the engine is cold, let it run the engine will not start: for a few minutes before driving. If the engine starts, runs a short This lets oil pressure build up. The Press ENGINE START/STOP. time, then stops, the vehicle needs engine will sound louder when it Immediately after the wait-to-start service. is cold. light goes off, press ENGINE START/STOP to start the vehicle. If the light does not go off, wait a few seconds, then try starting the engine again. See your dealer for a starting system check. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

184 Driving and Operating . The vehicle battery has recently { Warning Warning (Continued) been disconnected. Do not use gasoline or starting Always shift to P (Park), and then . Minimum vehicle speed has not aids, such as ether, in the air turn the ignition off before exiting been reached since the last intake. They could damage the the vehicle. Auto Stop engine, which may not be . The accelerator pedal is covered by the vehicle warranty. Auto Engine Stop/Start pressed. They could also cause a fire, When the brakes are applied and . The engine or transmission is which could cause serious not at the required operating personal injury. the vehicle is at a complete stop, the engine may turn off. When temperature. stopped, the tachometer displays . The outside temperature is not Stop/Start System AUTO STOP. See Tachometer in the required operating range. 0 110. When the brake pedal is . The vehicle is in any gear other This vehicle has a Stop/Start released or the accelerator pedal is than D (Drive). system to shut off the engine to help pressed, the engine will restart. conserve fuel. It has components . Tow/Haul Mode or other driver To maintain vehicle performance, designed for the increased number modes have been selected. of starts. other conditions may cause the engine to automatically restart . The vehicle is on a steep hill or { Warning before the brake pedal is released. grade. Auto Stops may not occur and/or . The driver door has been The automatic engine Stop/Start auto restarts may occur because: opened or driver seat belt has feature causes the engine to shut been unbuckled. . The climate control settings off while the vehicle is still on. Do require the engine to be running . The hood has been opened. not exit the vehicle before shifting to cool or heat the vehicle . The Auto Stop has reached the to P (Park). The vehicle may interior. restart and move unexpectedly. maximum allowed time. . The vehicle battery charge (Continued) is low. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 185 Winter Cover . Do not modify the cover. The winter cover does not cover If equipped, the winter cover can be some sections of the front of the used to enhance heater vehicle to provide enough performance in extremely cold airflow. conditions below −0 °C (32 °F). The winter cover installs over the grille . Keep the underside of the winter and restricts airflow to the engine cover as clean as possible. compartment. Remove monthly or as necessary and clean away dust Usage Guidelines and debris. The winter cover should only be . Do not use the winter cover used while operating the vehicle in above −0 °C (32 °F). 1. Center grille cover and make extremely cold temperatures or in Use only a mild soap to clean. Do sure that it is positioned heavy snow for extended periods. In not use harsh soap, strong correctly. these temperatures, the vehicle detergents, or vinyl protectant/ does not need a large amount of air sealant type products as they may to properly cool the engine. When damage the special finish. Allow the more airflow is required to cool the winter cover to dry completely vehicle, the winter cover should not before reinstalling. be used. The following usage guidelines will allow adequate Installation Instructions airflow for proper radiator and air cooler performance: When first trying to fit the cover, it may appear to be undersized but . Do not use the winter cover if will stretch during installation to towing a trailer. The vehicle may ensure a tight fit. The initial overheat if the radiator is installation of the cover is best covered while towing. performed when the winter cover is warm. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

186 Driving and Operating 2. Push plastic hooks back to 3. Check the heater cord for engage grille slats. { Warning damage. If it is damaged, do not use it. See your dealer for 3. If equipped with license plate Do not plug in the engine block bracket pull it toward the front a replacement. Inspect the heater while the vehicle is parked cord for damage yearly. of the vehicle and install the in a garage or under a carport. cover behind the bottom edge Property damage or personal 4. Plug the cord into the of the bracket. injury may result. Always park the receptacle in the front fascia. 4. Repeat for all hooks to fully vehicle in a clear open area away 5. Plug the other end of the cord engage cover to grille. from buildings or structures. into a normal, grounded 5. Make sure all clips remain 110-volt AC outlet. engaged during installation. The engine heater, if available, can Cover should be stretched to a help in cold weather conditions at or { Warning tight fit when properly installed. below −18 °C (0 °F) for easier Improper use of the heater cord starting and better fuel economy Engine Heater during engine warm-up. Plug in the or an extension cord can damage engine heater at least four hours the cord and may result in before starting the vehicle. An overheating and fire. internal thermostat in the plug end . Plug the cord into a of the cord will prevent engine three-prong electrical utility heater operation at temperatures receptacle that is protected above −18 °C (0 °F). by a ground fault detection To Use the Engine Heater function. An ungrounded outlet could cause an 1. Turn off the engine. electric shock. 2. Remove the heater cord from (Continued) the rear compartment. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 187 . Power Windows (during RAP Warning (Continued) Warning (Continued) this functionality will be lost when any door is opened) . Use a weatherproof, . Before starting the vehicle, heavy-duty, 15 amp-rated unplug the cord, reattach . Sunroof (during RAP this extension cord if needed. the cover to the plug, and functionality will be lost when Failure to use the securely fasten the cord. any door is opened) recommended extension Keep the cord away from . Auxiliary Power Outlet cord in good operating any moving parts. condition, or using a . Audio System damaged heater or The length of time the heater should . OnStar System extension cord, could make remain plugged in depends on it overheat and cause a fire, several factors. Ask a dealer in the Shifting Into Park property damage, electric area where you will be parking the shock, and injury. vehicle for the best advice on this. { Warning . Do not operate the vehicle with the heater cord Retained Accessory It can be dangerous to get out of permanently attached to the Power (RAP) the vehicle if the vehicle is not in vehicle. Possible heater P (Park) with the parking brake cord and thermostat When the ignition is turned from on set. The vehicle can roll. If you damage could occur. to off, the following features (if have left the engine running, the . While in use, do not let the equipped) will continue to function vehicle can move suddenly. You heater cord touch vehicle for up to 10 minutes, or until the or others could be injured. To be parts or sharp edges. Never driver door is opened. These sure the vehicle will not move, close the hood on the features will also work when the even when you are on fairly level ignition is in RUN or ACC/ heater cord. ground, use the steps that follow. ACCESSORY: (Continued) If you are pulling a trailer, see . Infotainment System Driving Characteristics and Towing Tips 0 262. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

188 Driving and Operating To shift into P (Park): and then shift into P (Park). To find Warning (Continued) 1. Hold the brake pedal down and out how, see “Shifting Into Park” listed previously. set the parking brake. See always set the parking brake and Electric Parking Brake 0 207. shift the vehicle to P (Park). See On certain steep grades, the 2. Press P (Park). Shifting Into Park 0 187. If you transmission will automatically set are towing a trailer, see Driving the parking brake to prevent 3. Turn the ignition off. Characteristics and Towing Tips torque lock. Leaving the Vehicle with the 0 262. If torque lock does occur, the Engine Running vehicle may need to be pushed uphill by another vehicle to relieve If you have to leave the vehicle with the parking pawl pressure, so you { Warning the engine running, the vehicle must can shift out of P (Park). be in P (Park) with the parking It can be dangerous to leave the brake set. vehicle with the engine running. Shifting out of Park Confirm that the vehicle is in It could overheat and catch fire. P (Park). This vehicle is equipped with an It is dangerous to get out of the electronic transmission. If the vehicle if the vehicle is not in Torque Lock vehicle has an uncharged battery or P (Park) with the parking brake Torque lock is when the weight of a battery with low voltage, try set. The vehicle can roll. the vehicle puts too much force on charging or jump starting the the parking pawl in the battery. See Jump Starting - North Do not leave the vehicle when the 0 transmission. This happens when America 349. engine is running. If you have left parking on a hill and shifting the To shift out of P (Park): the engine running, the vehicle transmission into P (Park) is not 1. Ensure the engine is running. can move suddenly. You or others done properly and then it is difficult could be injured. To be sure the to shift out of P (Park). To prevent 2. Apply the brake pedal. vehicle will not move, even when torque lock, set the parking brake you are on fairly level ground, 3. Press or pull the desired shift switch on the center stack. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 189 4. The P indicator will turn white Manual Park Release (Gasoline Pulling the manual park release and the gear indicator will turn Engine Only) while the vehicle is on, or turning red when the vehicle is no Vehicles with a gasoline engine may the ignition on while the manual longer in P (Park). include a manual park release that park release is pulled, will result in a If the vehicle cannot shift out of can be used to shift the vehicle into Service Transmission message P (Park), a Driver Information N (Neutral) when the engine is not being displayed. Center (DIC) message will be running. To place the vehicle in N (Neutral) displayed. See your dealer for using the manual park release: service. { Warning 1. Ensure the vehicle is on level Diesel Engine Only ground and set the parking The transmission will be placed in brake. Release the brake Vehicles with a diesel engine do not N (Neutral) when the manual park pedal. have manual park release. To shift release is pulled. The vehicle can to N (Neutral) with the engine off. roll and you or others could be 2. Turn the vehicle off. 1. Turn the ignition off. injured. Ensure the vehicle is on level ground. 2. Put the ignition in service mode. See Ignition Positions 0 179 3. Apply the brake pedal. Caution 4. Press and hold the N (Neutral) The manual park release is not button until N is illuminated intended to be used for towing. in red. Damage may result from using 5. When N (Neutral) is no longer the manual park release in this needed, shift to P (Park) and way. The repairs would not be turn the ignition off. covered by the vehicle warranty. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

190 Driving and Operating 3. Use a flat-bladed tool to 7. Ensure there are no loose 4. Confirm that the vehicle is in remove the interior trim panel objects in the area that could P (Park) by turning the ignition on the center console to the bump the manual park release on or placing the ignition in right of the accelerator pedal. lever. ACC/ACCESSORY, then 4. Ensure more than one minute To return the vehicle to P (Park) ensure that the indicator has elapsed since Step 2. using the manual park release: displays P. Apply the brake pedal. 1. Bring the vehicle to a 5. Install the interior trim panel. complete stop. Parking over Things That Burn

{ Warning

Things that can burn could touch hot exhaust parts under the vehicle and ignite. Do not park over papers, leaves, dry grass, or other things that can burn.

5. Pull the manual park release Extended Parking lever 90° to its latching 2. Rotate the manual park release It is best not to park with the vehicle position. 90° back to its original position. running. If the vehicle is left running, 6. With the brake pedal released, 3. Apply the parking brake. be sure it will not move and there is place the ignition in ACC/ adequate ventilation. ACCESSORY. Then apply the See Shifting Into Park 0 187 and brake pedal and release the Engine Exhaust 0 191. parking brake. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 191 If the vehicle is left parked and Engine Exhaust running with the RKE transmitter Warning (Continued) outside the vehicle, it will continue to run for up to half an hour. { Warning . There are holes or openings in the vehicle body from If the vehicle is left parked and Engine exhaust contains carbon damage or aftermarket running with the RKE transmitter monoxide (CO), which cannot be modifications that are not inside the vehicle, it will continue to seen or smelled. Exposure to CO completely sealed. run for up to an hour. can cause unconsciousness and If unusual fumes are detected or The vehicle could turn off sooner if it even death. if it is suspected that exhaust is is parked on a hill, due to lack of Exhaust may enter the vehicle if: coming into the vehicle: available fuel. . The vehicle idles in areas . Drive it only with the The timer will reset if the vehicle is with poor ventilation windows completely down. taken out of P (Park) while it is (parking garages, tunnels, running. . Have the vehicle repaired deep snow that may block immediately. underbody airflow or tail pipes). Never park the vehicle with the engine running in an enclosed . The exhaust smells or area such as a garage or a sounds strange or different. building that has no fresh air . The exhaust system leaks ventilation. due to corrosion or damage. . The vehicle exhaust system has been modified, damaged, or improperly repaired. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

192 Driving and Operating Running the Vehicle Diesel Particulate Vehicles with the DPF have specific fuel and engine oil requirements. While Parked Filter See Fuel for Diesel Engines 0 250 and It is better not to park with the The exhaust system has a Diesel Engine Oil 0 283. engine running. Particulate Filter (DPF) to reduce If the vehicle is left with the engine vehicle emissions. On some running, follow the proper steps to exhaust systems with a DPF, the Caution be sure the vehicle will not move. exhaust cooler mixes air with the See Shifting Into Park 0 187 and exhaust to lower the temperature Damage can occur to the DPF Engine Exhaust 0 191. before it leaves the tailpipe. components if the required Ultra Low Sulfur Diesel (15 ppm sulfur If parking on a hill and pulling a The DPF, the tailpipe, and other maximum) fuel and either CJ-4 or trailer, see Driving Characteristics exhaust system components must 0 CK-4 engine oil are not used. and Towing Tips 262. not be altered. Inspect regularly and This damage would not be clean any mud or dirt from the covered by the vehicle warranty. exhaust cooler, especially where the exhaust cooler connects to the tailpipe and the openings where Under certain conditions, such as fresh air enters the cooler. idling or very short trips, the The DPF will clean itself as part of self-cleaning process has less normal operation. Several factors efficiency and cannot be completed. including fuel consumed, hours of To resolve this, continue driving engine operation, and miles driven safely at a steady speed as close to are monitored by the Engine Control the posted speed limit as possible, Module (ECM). The self-cleaning preferably without stopping, until the occurs approximately once per tank message turns off. This can take up of fuel. to 30 minutes. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 193 If equipped with Power { Warning Caution (Continued) Take-Off (PTO), monitor the instrument cluster for lights related During DPF self-cleaning or for messages and take to the DPF. during extended idling in P (Park), appropriate action. Continued the exhaust system and exhaust idling with the warning light/ See Accessories and Modifications 0 gases are very hot. Things that message on could cause damage 275 if you are adding accessories burn could touch hot exhaust to the DPF requiring repair and or modifying the vehicle. parts under the vehicle and ignite. possible replacement that might Manual Regeneration of Diesel You or others could be burned. not be covered by the vehicle Particulate Filter Do not park, or idle for an warranty. extended period of time, near or This feature is only available on Fleet and Commercial vehicles. over papers, leaves, dry grass, During self-cleaning there will be a or other things that can burn. change in the exhaust sound and To verify that the vehicle has this Keep the exhaust area clear of engine idle speed. Along with this, a feature, refer to the Vehicle Service material that could ignite or burn. burning smell and reduction in fuel Parts Identification label (SPID) for See Parking over Things That economy may be noticed. This is RPO code FPF or see Burn 0 190. normal. www.gmupfitter.com to contact the GM Upfitter Integration Group. If the vehicle is idled or driven on very short trips with the DPF If equipped, this feature allows for manual cleaning/regeneration of the Caution warning message on and the exhaust filter is not cleaned as DPF when it is unable to clean Avoid extended idling because required, the malfunction indicator itself. It may be necessary to perform manual regeneration if the DPF system is not capable of lamp and a DIC message will driving conditions such as self-cleaning at idle. During display. See your dealer. Also see — extended slow speed, stop-and-go extended idling, monitor the Malfunction Indicator Lamp (Check Engine Light) 0 115. traffic, extended idling, short drive instrument cluster lights and DIC cycles, or stationary PTO operation (Continued) — prevent DPF self-cleaning. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

194 Driving and Operating Manual regeneration can only be . The shift lever is in P (Park). { Warning used when the DPF has become at . The fuel tank is at least least 90% full. At 100% full, it will one-eighth full. attempt to automatically self-clean if Do not leave the vehicle during proper driving conditions are met. the regeneration. . All fluids are at the proper level. The DPF will clean itself if the Make sure that there are no . No diagnostic trouble codes vehicle can be driven for about flammable materials near the have been set, and the 30 minutes. muffler, DPF, and exhaust pipe malfunction indicator lamp is A DIC message displays when which may result in a fire. not on. manual regeneration is possible. The temperature of exhaust . The engine coolant temperature Scroll through the DIC pages to find gases is high enough to burn you. is above 71 °C (160 °F). the Exhaust Cleaning menu. You and others could be seriously After making sure all safety Depending on whether the vehicle injured. conditions have been met, press the has a base or uplevel cluster, it may trip odometer reset stem or be under the Settings menu. Before starting manual thumbwheel on the steering wheel If the vehicle cannot be stopped regeneration, make sure all of the for at least one second to select when the DIC message first following safety conditions are met: Start on the infotainment display. indicates cleaning is available, . The vehicle is parked on level Follow the instructions in the DIC automatic self-cleaning may have messages. Touch ACCEPT to begun. If conditions cannot be met ground, away from any flammable materials. acknowledge that all of these safety for self-cleaning to complete, and conditions have been met and to manual regeneration is selected, it . The vehicle is parked outdoors, activate regeneration. may take up to four minutes for the away from any walls or system to switch to manual buildings. If the infotainment display returns to regeneration. When the switch the previous screen, then one or . The vehicle is at least 3 m (10 ft) more of the necessary safety occurs, a DIC message prompts to from any obstructions or start the cleaning process. conditions has not been met. If you materials that may combust cannot determine which condition or melt. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 195 has not been met, see A DIC message will display when Diesel Exhaust Fluid www.gmupfitter.com to contact the cleaning is complete. Cleaning GM Upfitter Integration Group. could take up to 30 minutes. Upon { Warning Continue to follow the instructions in completion, the engine will return to normal idle, but exhaust the DIC messages. Hold the Avoid getting Diesel Exhaust exhaust brake switch on the center components will remain hot for several minutes. Do not move the Fluid (DEF) on your skin or in stack below the climate controls for your eyes as it could cause more than three seconds, and then vehicle until the exhaust has had time to cool. Manual regeneration irritation. For more safety, release it, to begin the regeneration handling, and storage information, process. can be canceled at any time by pressing the brake pedal or by see the Diesel Exhaust Fluid If the EXHAUST BRAKE ON turning the engine off. Unusual container label. message displays, then the switch noises may be heard if regeneration was released too soon. Press it is interrupted. again to turn off the exhaust brake, Diesel Exhaust Fluid (DEF) is used then try again when the DIC with diesel engines to reduce the message prompts. amount of regulated emissions produced. Products such as AdBlue When manual regeneration begins, are types of DEF, and are approved the engine speed increases, the for use in the vehicle as long as engine cooling fan sound increases, they have an API certification label and a DIC message indicates that or meet ISO 22241.The fluid level in cleaning is in progress. the DEF tank must be maintained for the vehicle to run properly. DEF is not a fuel additive. DEF should not be mixed with or added to diesel fuel. DEF freezes when exposed to temperatures below −11 °C (12 ° F). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

196 Driving and Operating It is normal to hear the DEF system Filling the DEF Tank purge fluid back into the tank after Caution the vehicle is shut off. Do not mix fuel with DEF, and do Locating Diesel Exhaust Fluid not put DEF in the fuel tank. This DEF can be purchased at your could lead to costly repairs that dealer. It can also be purchased at might not be covered by the authorized vehicle and truck vehicle warranty. dealerships. Additionally, some diesel truck fueling stations or It is recommended to fill the DEF retailers may have DEF for tank on level ground and when the purchase. For vehicles with an vehicle is not running. When adding active OnStar or connected services fluid, it is recommended to fill the plan, OnStar can help to locate a DEF tank. DEF retailer. See Customer Assistance Offices 0 387 for phone Caution numbers to assist in contacting a Caution GM dealer. See Recommended Use only DEF that is GM Do not overfill the DEF tank and Fluids and Lubricants 0 377. approved, or fluid containing the do not allow DEF to contact the API certified or ISO 22241 label. finished surfaces of the vehicle, The use of other fluids could as it could damage the vehicle damage the system, requiring finish. If DEF is spilled during costly repairs that will not be filling, wipe any affected surface covered by the vehicle warranty. with a damp cloth.

Do not top off the DEF tank. If using a bottle or jug to refill DEF, follow the instructions on the container label and use a dedicated fill aid. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 197 In certain cold conditions, it is before the EXHAUST FLUID Below 500 km (300 mi) of range possible to find some frozen DEF in EMPTY REFILL NOW message remaining, these messages will the DEF fill pipe opening. If this appears, it may take several km/mi appear every time the vehicle is condition prevents the filling of a for the DIC message to update. started. DEF tank, place the vehicle in a If the vehicle speed has been Below 121 km (75 mi) of range warm garage overnight. limited and DEF has been added, it remaining, the DIC message For information on how to fill the may take up to 30 seconds after EXHAUST FLUID LOW SPEED DEF tank, see Filling the Tank engine start with the vehicle LIMITED SOON displays. This (Gasoline) 0 257 or stopped for the EXHAUST FLUID message will display every time the Filling the Tank (Diesel) 0 258. EMPTY REFILL NOW message to vehicle is started. clear. If the vehicle is driven prior to Exhaust Fluid Low If these warnings are ignored and the DIC message clearing, the the DEF tank becomes empty, the A full DEF tank will last for several vehicle speed will still be limited. DIC message EXHAUST FLUID thousand kilometers (miles), If the DIC message clears while EMPTY REFILL NOW - 563 KM depending on vehicle usage. As the driving, the speed limitation will be (350 MI) UNTIL 104 KM/H (65 MPH) exhaust fluid level drops, warnings removed gradually. MAX SPEED displays. The will automatically be displayed in the If DEF is added under freezing displayed mileage will decrease as DIC. Exhaust fluid level status is conditions, additional time may be driving continues. A warning light available in the DIC. See “Diesel required to remove speed limitations also comes on. Exhaust Fluid (DEF) Level (Diesel and it may require less fluid to fill When the mileage countdown is Engine Only)” in Driver Information the DEF tank. Center (DIC) (Base and Midlevel) zero, the DIC message EXHAUST 0 124 or The DIC message EXHAUST FLUID EMPTY REFILL NOW - Driver Information Center (DIC) FLUID RANGE: XXXX km (mi) TRANSITIONING TO 104 KM/H (Uplevel) 0 130. displays at approximately 1 600 km (65 MPH) MAX SPEED displays. (1,000 mi) of fluid range remaining. A warning light and a chime also To avoid vehicle speed limitations, This message appears again at come on. Vehicle speed will be the DEF tank should be refilled at approximately 500 km (300 mi) of reduced to a maximum speed limit the first opportunity after a low remaining range before the exhaust of 104 KM/h (65 MPH). warning indication. If DEF is added fluid tank becomes empty. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

198 Driving and Operating After the transition to 104 KM/h When the mileage countdown is Exhaust Fluid Quality Poor (65 MPH) is complete, the DIC zero, the DIC message EXHAUST Use only exhaust fluid that is GM message EXHAUST FLUID EMPTY FLUID EMPTY REFILL NOW - approved, or fluid containing the API REFILL NOW - SPEED LIMITED TRANSITIONING TO 8 KM/H certified or ISO 22241 label. TO 104 KM/H (65 MPH) – 120 KM (5 MPH) MAX SPEED displays. (75 MI) UNTIL 88 KM/H (55 MPH) A flashing warning light and a chime All DEF has an expiration date. MAX SPEED displays. The also come on. Vehicle speed will be If the system detects poor quality, displayed mileage will decrease as reduced to a maximum speed limit or contaminated or diluted DEF, the driving continues. A warning light of 8 km/h (5 mph). DIC message EXHAUST FLUID QUALITY POOR - SEE OWNERS and a chime also come on. After the transition to 8 km/h (5 mph) MANUAL NOW – 160 KM (99 MI) When the mileage countdown is is complete, the DIC message UNTIL 104 KM/H (65 MPH) MAX zero, the DIC message EXHAUST EXHAUST FLUID EMPTY REFILL SPEED displays. The displayed FLUID EMPTY REFILL NOW - NOW - SPEED LIMITED TO mileage will decrease as driving TRANSITIONING TO 88 KM/H 8 KM/H (5 MPH) displays. A flashing continues. A warning light also (55 MPH) MAX SPEED displays. warning light and a chime also comes on. Adding fresh DEF to the A flashing warning light and a chime come on. system may resolve the problem, also come on. Vehicle speed will be Add at least 7.6 L (2 gal) of fluid to depending on several factors. If the reduced to a maximum speed limit release the vehicle from speed DIC message persists, see your of 88 KM/h (55 MPH). limitation from a very low or dealer or additional DIC messages After the transition to 88 KM/h empty tank. may display. (55 MPH) is complete, the DIC See Diesel Exhaust Fluid (DEF) When the mileage countdown is message EXHAUST FLUID EMPTY Warning Light 0 122 and zero, a DIC message EXHAUST REFILL NOW - SPEED LIMITED Recommended Fluids and FLUID QUALITY POOR - SEE TO 88 KM/H (55 MPH) – 120 KM Lubricants 0 377. OWNERS MANUAL NOW - (75 MI) UNTIL 8 KM/H (5 MPH) MAX TRANSITIONING TO 104 KM/H SPEED displays. The displayed (65 MPH) MAX SPEED displays. mileage will decrease as driving A warning light and a chime also continues. A flashing warning light and a chime also come on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 199 come on. Vehicle speed will be After the transition to 88 km/h Service Exhaust Fluid System reduced to a maximum speed limit (55 mph) is complete, a DIC If a problem occurs with the DEF of 104 km/h (65 mph). message EXHAUST FLUID system, the DIC message SERVICE After the transition to 104 km/h QUALITY POOR - SEE OWNERS EXHAUST FLUID SYSTEM - SEE MANUAL NOW - SPEED LIMITED (65 mph) is complete, the DIC OWNERS MANUAL NOW – 160 KM message EXHAUST FLUID TO 88 KM/H (55 MPH) – 120 KM (99 MI) UNTIL 104 KM/H (65 MPH) QUALITY POOR - SEE OWNERS (75 MI) UNTIL 8 KM/H (5 MPH) MAX MAX SPEED displays. The MANUAL NOW - SPEED LIMITED SPEED displays. The displayed displayed mileage will decrease as mileage will decrease as driving TO 104 KM/H (65 MPH) – 120 KM driving continues. A warning light (75 MI) UNTIL 88 KM/H (55 MPH) continues. A flashing warning light also comes on. In some cases this MAX SPEED displays. The and a chime also come on. message will clear itself, indicating displayed mileage will decrease as When the mileage countdown is that the DEF system was able to driving continues. A warning light zero, a DIC message EXHAUST correct the condition. If the DIC and a chime also come on. FLUID QUALITY POOR - SEE message persists, see your dealer When the mileage countdown is OWNERS MANUAL NOW - or additional DIC messages may zero, the DIC message EXHAUST TRANSITIONING TO 8 KM/H display. FLUID QUALITY POOR - SEE (5 MPH) MAX SPEED displays. When the mileage countdown is OWNERS MANUAL NOW - A flashing warning light and a chime zero, the DIC message SERVICE TRANSITIONING TO 88 KM/H also come on. Vehicle speed will be EXHAUST FLUID SYSTEM - SEE (55 MPH) MAX SPEED displays. reduced to a maximum speed limit OWNERS MANUAL NOW - A flashing warning light and a chime of 8 km/h (5 mph). TRANSITIONING TO 104 KM/H also come on. Vehicle speed will be After the transition to 8 km/h (5 mph) (65 MPH) MAX SPEED displays. reduced to a maximum speed limit is complete, a DIC message A warning light and a chime also of 88 km/h (55 mph). EXHAUST FLUID QUALITY POOR come on. Vehicle speed will be - SEE OWNERS MANUAL NOW - reduced to a maximum speed limit SPEED LIMITED TO 8 KM/H of 104 km/h (65 mph). (5 MPH) displays. A flashing warning light and a chime also come on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

200 Driving and Operating After the transition to 104 km/h mileage will decrease as driving The displayed mileage will decrease (65 mph) is complete, a DIC continues. A flashing warning light as driving continues. In some cases message SERVICE EXHAUST and a chime also come on. this message will clear itself, FLUID SYSTEM - SEE OWNERS When the mileage countdown is indicating that the emission system MANUAL NOW - SPEED LIMITED zero, the DIC message SERVICE was able to correct the condition. TO 104 KM/H (65 MPH) – 120 KM EXHAUST FLUID SYSTEM - SEE If the DIC message persists, see (75 MI) UNTIL 88 KM/H (55 MPH) OWNERS MANUAL NOW - your dealer or additional DIC MAX SPEED displays. The TRANSITIONING TO 8 KM/H messages may display. displayed mileage will decrease as (5 MPH) MAX SPEED displays. When the mileage countdown is driving continues. A warning light A flashing warning light and a chime zero, the DIC message SERVICE and a chime also come on. also come on. Vehicle speed will be EMISSION SYSTEM - SEE When the mileage countdown is reduced to a maximum speed limit OWNERS MANUAL NOW - zero, the DIC message SERVICE of 8 km/h (5 mph). TRANSITIONING TO 104 KM/H EXHAUST FLUID SYSTEM - SEE After the transition to 8 km/h (5 mph) (65 MPH) MAX SPEED displays. OWNERS MANUAL NOW - is complete, the DIC message A chime also comes on. Vehicle TRANSITIONING TO 88 KM/H SERVICE EXHAUST FLUID speed will be reduced to a (55 MPH) MAX SPEED displays. SYSTEM - SEE OWNERS maximum speed limit of 104 km/h A flashing warning light and a chime MANUAL NOW - SPEED LIMITED (65 mph). also come on. Vehicle speed will be TO 8 KM/H (5 MPH) displays. After the transition to 104 km/h reduced down to a maximum speed A flashing warning light and a chime (65 mph) is complete, the DIC limit of 88 km/h (55 mph). also come on. message SERVICE EMISSION After the transition to 88 km/h SYSTEM - SEE OWNERS (55 mph) is complete, the DIC Service Emission System MANUAL NOW - SPEED LIMITED message SERVICE EXHAUST If a problem occurs with the vehicle TO 104 KM/H (65 MPH) – 120 KM FLUID SYSTEM - SEE OWNERS emission system, the DIC message (75 MI) UNTIL 88 KM/H (55 MPH) MANUAL NOW - SPEED LIMITED SERVICE EMISSION SYSTEM - MAX SPEED displays. The TO 88 KM/H (55 MPH) – 120 KM SEE OWNERS MANUAL NOW – displayed mileage will decrease as (75 MI) UNTIL 8 KM/H (5 MPH) MAX 282 KM (175 MI) UNTIL 104 KM/H driving continues. A chime also SPEED displays. The displayed (65 MPH) MAX SPEED displays. comes on. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 201 When the mileage countdown is Automatic If the vehicle is in ACC/ zero, the DIC message SERVICE ACCESSORY, the transmission can EMISSION SYSTEM - SEE Transmission be shifted into P (Park). OWNERS MANUAL NOW - If ENGINE START/STOP is pressed TRANSITIONING TO 88 KM/H twice while at a relatively high (55 MPH) MAX SPEED displays. speed, the engine will turn off and A chime also comes on. Vehicle the transmission will automatically speed will be reduced to a shift to N (Neutral). Once the vehicle maximum speed limit of 88 km/h is stopped, P (Park) can be (55 mph). selected. After the transition to 88 km/h P: This position locks the drive (55 mph) is complete, the DIC wheels. Use P (Park) when starting message SERVICE EMISSION the vehicle to ensure the vehicle SYSTEM - SEE OWNERS does not move. MANUAL NOW - SPEED LIMITED TO 88 KM/H (55 MPH) displays. { Warning A chime also comes on. The shift switches are on the center stack. The selected gear position It is dangerous to get out of the will illuminate red on the shift switch, vehicle if the transmission is not while all others will be displayed in in P (Park) with the parking brake white. If the shift is not immediate, set. The vehicle can roll. as in very cold conditions, the indicator on the shift switch may Do not leave the vehicle when the blink until it is fully engaged. engine is running. If the engine The transmission does not operate has been left running, the vehicle when the vehicle is off. can move suddenly. You or others could be injured. To be sure the (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

202 Driving and Operating To shift in and out of P (Park), see N: In this position, the engine does Warning (Continued) Shifting Into Park 0 187 and not connect with the wheels. To Shifting out of Park 0 188. restart the engine when the vehicle vehicle will not move, even when R: Use this gear to back up. is already moving, use on fairly level ground, always set N (Neutral) only. the parking brake and place the If the vehicle is shifted from either transmission into P (Park). See R (Reverse) to D (Drive), { Warning Shifting Into Park 0 187 and or D (Drive) to R (Reverse) while the Driving Characteristics and speed is too high, the vehicle will Shifting into a drive gear while the Towing Tips 0 262. shift to N (Neutral). Reduce the engine is running at high speed is vehicle speed and try the shift dangerous. Unless your foot is again. This vehicle is equipped with an firmly on the brake pedal, the electronic transmission. The To shift into R (Reverse): vehicle could move very rapidly. R (Reverse) and D (Drive) shift 1. Bring the vehicle to a You could lose control and hit switches are designed to prevent complete stop. people or objects. Do not shift inadvertent shifting out of P (Park) into a drive gear while the engine unless the ignition is on, and the 2. Pull the R (Reverse) switch on is running at high speed. brake pedal is applied. the center stack. For vehicles with a diesel engine, To shift out of R (Reverse): the vehicle does not need to be on 1. Bring the vehicle to a Caution to shift out of P (Park). complete stop. When the vehicle is stopped, press 2. Shift to the desired gear. Shifting out of P (Park) or ENGINE START/STOP to turn off N (Neutral) with the engine the vehicle. The transmission will At low vehicle speeds, R (Reverse) running at high speed may shift to P (Park) automatically. can be used to rock the vehicle damage the transmission. The back and forth to get out of snow, repairs would not be covered by The vehicle will not shift into ice, or sand without damaging the P (Park) if it is moving too fast. Stop transmission. See If the Vehicle Is (Continued) the vehicle and shift into P (Park). Stuck 0 174. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 203 Car Wash Mode is not to be used 5. The indicator should continue Caution (Continued) for vehicle towing. If the vehicle to show N. If it does not, start needs to be towed, see Towing the the engine and repeat the vehicle warranty. Be sure the Vehicle 0 352 Steps 2–4. engine is not running at high speed when shifting the vehicle. 6. The vehicle is now ready for Caution the car wash. The vehicle is not designed to Car Wash Mode (Engine Off – Caution stay in N (Neutral) for extended Driver out of Vehicle) periods of time. It will To place the vehicle in N (Neutral) The vehicle is not designed to automatically shift into P (Park) if with the engine off and the vehicle stay in N (Neutral) for extended left in Car Wash Mode. unoccupied: periods of time. It will 1. Drive to the entrance of the automatically shift into P (Park). Car Wash Mode (Engine Off – car wash. Driver in Vehicle) 2. Apply the brake pedal. To shift into N (Neutral), press the To place the vehicle in N (Neutral) 3. Open the door. N (Neutral) switch until the N with the engine off and the vehicle indicator displays. occupied: 4. Shift to N (Neutral). To shift out of N (Neutral): 1. Drive to the entrance of the 5. Turn off the engine and release 1. Bring the vehicle to a car wash. the brake pedal. complete stop. 2. Apply the brake pedal. 6. The indicator should continue to show N. If it does not, start 2. Shift to the desired gear. 3. Shift to N (Neutral). the engine and repeat Car Wash Mode 4. Turn off the engine and release Steps 2–5. the brake pedal. This vehicle includes a Car Wash 7. Exit the vehicle and close the Mode that allows the vehicle to door. The vehicle is now ready remain in N (Neutral) for use in for the car wash. automatic car washes. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

204 Driving and Operating 8. The vehicle may automatically 5. The indicator should continue To shift into D (Drive): shift to P (Park) upon re-entry. to show N. If it does not, repeat 1. Bring the vehicle to a Steps 2–4. Car Wash Mode (Engine On – complete stop. Driver in Vehicle) 6. Exit the vehicle and close the 2. Pull the D (Drive) switch on the door. The vehicle is now ready To place the vehicle in N (Neutral) center stack. for the car wash. with the engine on and the vehicle To shift out of D (Drive): occupied: 7. The vehicle may automatically shift to P (Park) upon re-entry. 1. Bring the vehicle to a 1. Drive to the entrance of the complete stop. car wash. Caution 2. Shift to the desired gear. 2. Apply the brake pedal. Downshifting the transmission in 3. Shift to N (Neutral). A transmission hot message may display if the automatic slippery road conditions could result in skidding. See Skidding under 4. Release the brake pedal. The transmission fluid is too hot. “ ” Loss of Control 0 167. vehicle is now ready for the Driving under this condition can car wash. damage the vehicle. Stop and idle Caution Car Wash Mode (Engine On – the engine to cool the automatic Driver out of Vehicle) transmission fluid. This message Spinning the tires or holding the To place the vehicle in N (Neutral) clears when the transmission fluid vehicle in one place on a hill with the engine on and the vehicle has cooled sufficiently. using only the accelerator pedal unoccupied: may damage the transmission. 1. Drive to the entrance of the D: This position is for normal The repair will not be covered by car wash. driving. If more power is needed for the vehicle warranty. If the vehicle passing, press the accelerator is stuck, do not spin the tires. 2. Apply the brake pedal. pedal down. When stopping on a hill, use the 3. Open the door. brakes to hold the vehicle in 4. Shift to N (Neutral), then place. release the brake pedal. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 205 Manual Mode To use this feature: L (Low) will prevent shifting to a lower gear range if the engine Electronic Range Select 1. With the vehicle in D (Drive), press the L (Low) button. speed is too high. If vehicle speed is (ERS) Mode not reduced within the time allowed, 2. Press the plus or minus button the lower gear range shift will not be on the center stack to increase completed. Slow the vehicle, then or decrease the gear range press the − (Minus) button to the available. desired lower gear range. When shifting to L (Low), the While using ERS, cruise control can transmission will shift to a preset be used. lower gear range. For this preset range, the highest gear available is Tow/Haul Mode displayed next to the L in the DIC. See Driver Information Center (DIC) For information on the Tow/Haul (Base and Midlevel) 0 124 or Mode, see Driver Mode Control Driver Information Center (DIC) 0 214. 0 (Uplevel) 130. All gears below that Automatic Engine Grade number are available to use. For ERS or manual mode allows for the Braking selection of the range of gear example, when 4 (Fourth) is shown positions. Use this mode when next to the L, 1 (First) through Automatic Engine Grade Braking driving downhill or towing a trailer to 4 (Fourth) gears are shifted assists when driving downhill. limit the top gear and vehicle speed. automatically. To shift to 5 (Fifth) It maintains vehicle speed by The shift position indicator within the gear, press the + (Plus) button or automatically implementing a shift Driver Information Center (DIC) will shift into D (Drive). pattern that uses the engine and the display a number next to the L transmission to slow the vehicle. indicating the highest available gear under manual mode and the driving conditions when manual mode was selected. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

206 Driving and Operating The system will automatically Drive Systems Brakes command downshifts to reduce vehicle speed. The normal shift pattern will return once the vehicle All-Wheel Drive Antilock Brake is on a low grade or when the For information on All-Wheel System (ABS) accelerator pedal is pressed. Drive (AWD), see Driver Mode The Antilock Brake System (ABS) 0 While in the Electronic Range Control 214. helps prevent a braking skid and Select (ERS) mode, grade braking maintain steering while is deactivated, allowing the driver to braking hard. select a range and limiting the ABS performs a system check when highest gear available. Grade the vehicle is first driven. braking is available for normal A momentary motor or clicking noise driving and in Tow/Haul Mode. may be heard while this test is going See Automatic Transmission 0 201. on, and the brake pedal may move slightly. This is normal.

If there is a problem with ABS, this warning light stays on. See Antilock Brake System (ABS) Warning Light 0 118. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 207 ABS does not change the time Electric Parking Brake See Electric Parking Brake Light needed to get a foot on the brake 0 118 and pedal and does not always Service Electric Parking Brake Light decrease stopping distance. If you 0 118. get too close to the vehicle ahead, Before leaving the vehicle, check for there will not be enough time to Y apply the brakes if that vehicle the or PARK light to ensure that suddenly slows or stops. Always the parking brake is applied. leave enough room ahead to stop, EPB Apply even with ABS. To apply the EPB: Using ABS 1. Be sure the vehicle is at a Do not pump the brakes. Just hold complete stop. the brake pedal down firmly. Hearing or feeling ABS operate is 2. Press the EPB switch normal. The vehicle has an Electric Parking momentarily. Brake (EPB). The EPB can always The Y or PARK light will flash and Braking in Emergencies be activated, even if the ignition is then stay on once the EPB is fully off. To prevent draining the battery, ABS allows steering and braking at applied. If the Y or PARK light the same time. In many avoid repeated cycles of the EPB flashes continuously, then the EPB emergencies, steering can help system when the engine is not is only partially applied or there is a even more than braking. running. problem with the EPB. A Driver The system has a Y or PARK Information Center (DIC) message Electric Parking Brake light, and a 8 will display. Release the EPB and Service Parking Brake light or try to apply it again. If the light does Service Parking Brake message. not come on, or keeps flashing, have the vehicle serviced. Do not drive the vehicle if the Y or PARK GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

208 Driving and Operating light is flashing. See your dealer. EPB Release See Electric Parking Brake Light Caution (Continued) To release the EPB: 0 118. 1. Turn the ignition on or to ACC/ damage to brake system parts. If the 8 light or Service Parking ACCESSORY. Make sure that the parking brake Brake message is on, press the is fully released and the brake EPB switch and hold it. Continue to 2. Apply and hold the brake warning light is off before driving. pedal. hold the switch until the Y or PARK light remains on. If the 8 light 3. Press the EPB switch Automatic EPB Release momentarily. or Service Parking Brake message The EPB will automatically release if remains on, see your dealer. The EPB is released when the Y the vehicle is running, placed into If the EPB is applied while the or PARK light is off. gear, and an attempt is made to vehicle is moving, the vehicle will If the 8 light or Service Parking drive away. Avoid rapid acceleration decelerate as long as the switch is when the EPB is applied, to Brake message is on, release the pressed. If the switch is pressed preserve parking brake lining life. EPB by pressing and holding the until the vehicle comes to a stop, EPB switch. Continue to hold the the EPB will remain applied. Brake Assist switch until the Y or PARK light is The vehicle may automatically apply off. If either light stays on after Brake Assist detects rapid brake the EPB in some situations when release is attempted, see your pedal applications due to the vehicle is not moving. This is dealer. emergency braking situations and normal, and is done to periodically provides additional braking to check the correct operation of the Caution activate the Antilock Brake System EPB system. (ABS) if the brake pedal is not If the EPB fails to apply, block the Driving with the parking brake on pushed hard enough to activate rear wheels to prevent vehicle can overheat the brake system ABS normally. Minor noise, brake movement. and cause premature wear or pedal pulsation, and/or pedal movement during this time may (Continued) occur. Continue to apply the brake GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 209 pedal as the driving situation Standard Hold automatically Ride Control Systems dictates. Brake Assist disengages releases the brakes after a few when the brake pedal is released. seconds. Extended Hold applies the Electric Parking Brake if the Traction Control/ Hill Start Assist (HSA) accelerator pedal is not applied Electronic Stability within a few minutes. If hold Control { Warning duration is selectable, see "Extended Hill Start Assist" in System Operation Vehicle Personalization 0 135. The Do not rely on the HSA feature. The vehicle has a Traction Control brakes may also release under HSA does not replace the need to System (TCS) and StabiliTrak/ other conditions. Do not rely on pay attention and drive safely. Electronic Stability Control (ESC), HSA to hold the vehicle. You may not hear or feel alerts or an electronic stability control warnings provided by this system. HSA is available when the vehicle is system. These systems help limit Failure to use proper care when facing uphill in a forward gear, wheel slip and assist the driver in driving may result in injury, death, or when facing downhill in maintaining control, especially on or vehicle damage. See R (Reverse). The vehicle must slippery road conditions. come to a complete stop on a grade Defensive Driving 0 164. TCS activates if it senses that any for HSA to activate. of the drive wheels are spinning or When the vehicle is stopped on a beginning to lose traction. When this grade, Hill Start Assist (HSA) happens, TCS applies the brakes to prevents the vehicle from rolling in the spinning wheels and reduces an unintended direction during the engine power to limit wheel spin. transition from brake pedal release StabiliTrak/ESC activates when the to accelerator pedal apply. The vehicle senses a difference between brakes release when the accelerator the intended path and the direction pedal is applied. HSA brake hold the vehicle is actually traveling. duration may be selectable. StabiliTrak/ESC selectively applies braking pressure to any one of the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

210 Driving and Operating vehicle wheel brakes to assist the If d comes on and stays on: driver in keeping the vehicle on the intended path. 1. Stop the vehicle. If cruise control is being used and 2. Turn the engine off and wait TCS or StabiliTrak/ESC begins to 15 seconds. limit wheel spin, cruise control will 3. Start the engine. disengage. Cruise control may be The indicator light for both systems turned back on when road is in the instrument cluster. This Drive the vehicle. If d comes on conditions allow. light will: and stays on, the vehicle may need more time to diagnose the problem. Both systems come on . Flash when TCS is limiting If the condition persists, see your automatically when the vehicle is wheel spin dealer. started and begins to move. The . Flash when StabiliTrak/ESC is systems may be heard or felt while activated Turning the Systems Off and they are operating or while On (Uplevel Cluster) performing diagnostic checks. This . Turn on and stay on when either system is not working is normal and does not mean there Caution is a problem with the vehicle. If either system fails to turn on or to It is recommended to leave both activate, a message displays in the Do not repeatedly brake or systems on for normal driving Driver Information Center (DIC), accelerate heavily when TCS is conditions, but it may be necessary and d comes on and stays on to off. The vehicle driveline could be to turn TCS off if the vehicle gets indicate that the system is inactive damaged. stuck in sand, mud, ice, or snow. and is not assisting the driver in See If the Vehicle Is Stuck 0 174 maintaining control. The vehicle is At speeds of 56 km/h (35 mph) or and Turning the Systems Off and safe to drive, but driving should be “ above, this ability to turn off or on is On later in this section. adjusted accordingly. ” disabled. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 211 TCS and StabiliTrak/ESC can be To turn TCS off, select Traction, To turn both StabiliTrak/ESC and turned off or on using the DIC then press V. The TCS icon on the TCS back on, select Traction, then controls as follows: DIC will change from On to Off press V. The StabiliTrak/ESC and and i illuminates in the instrument TCS icons on the DIC will change cluster. from Off to On and g and i go out To turn TCS back on, select in the instrument cluster. Traction, then press V. The TCS Adding accessories can affect the icon on the DIC will change from Off vehicle performance. See Accessories and Modifications to On and i goes out in the 0 275. instrument cluster. TCS cannot be on when StabiliTrak/ESC is off. Turning the Systems Off and To turn StabiliTrak/ESC off, select On (Midlevel Cluster) Stability, then press V. The StabiliTrak/ESC icon on the DIC will Caution change from On to Off. If TCS was Press or to scroll to the Do not repeatedly brake or o p on when StabiliTrak/ESC was Options application. i accelerate heavily when TCS is turned off, both will turn off and off. The vehicle driveline could be Press or to scroll through the w x and g illuminate. damaged. items in the Options menu. V To turn StabiliTrak/ESC back on, Press to select the Traction and select Stability then press V. The At speeds of 56 km/h (35 mph) or Stability page, then press V to StabiliTrak/ESC icon on the DIC will above, this ability to turn off or on is select the menu. Use w or x to change from Off to On and g goes disabled. select Traction (TCS) or out in the instrument cluster. Stability (ESC). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

212 Driving and Operating TCS and StabiliTrak/ESC can be Press V to select the Traction and To turn StabiliTrak/ESC back on, turned off or on using the DIC V Stability page, then press p to select Stability then press . The controls as follows: StabiliTrak/ESC icon on the DIC will select Traction menu. Use w or x to select Traction (TCS) or change from Off to On and g goes Stability (ESC). out in the instrument cluster. To turn TCS off, select Traction, To turn both StabiliTrak/ESC and V TCS back on, select Traction, then then press . The TCS icon on the V DIC will change from On to Off press . The StabiliTrak/ESC and i TCS icons on the DIC will change and illuminates in the instrument i cluster. from Off to On and g and go out in the instrument cluster. To turn TCS back on, select Adding accessories can affect the Traction, then press V. The TCS vehicle performance. See icon on the DIC will change from Off Accessories and Modifications to On and i goes out in the 0 275. Press o to access the cluster instrument cluster. TCS cannot be Turning the Systems Off and applications. Use w or x to scroll on when StabiliTrak/ESC is off. On (Base Level DIC) through the list of available To turn StabiliTrak/ESC off, select applications. V Stability, then press . The Caution Press V to select the Options StabiliTrak/ESC icon on the DIC will change from On to Off. If TCS was application, then press p to enter Do not repeatedly brake or on when StabiliTrak/ESC was accelerate heavily when TCS is the Options menu. Use or to w x turned off, both will turn off and i off. The vehicle driveline could be scroll through items in the damaged. Options menu. and g illuminate. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 213 At speeds of 56 km/h (35 mph) or To turn TCS off, select TCS, then Hill Descent above, this ability to turn off or on is press V. i will illuminate in the Control (HDC) disabled. instrument cluster. HDC can be used when driving TCS and StabiliTrak/ESC can be To turn TCS back on, select TCS, turned off or on using the DIC downhill. It sets and maintains then press V. i goes out in the controls as follows: vehicle speed while descending a instrument cluster. TCS cannot be very steep incline in a forward or on when StabiliTrak/ESC is off. reverse gear. To turn StabiliTrak off, select The HDC switch is on the center StabiliTrak/ESC, then press V. console. If TCS was on when StabiliTrak/ Press 5 to enable or disable HDC. ESC was turned off, both will turn Vehicle speed must be below off and i and g illuminate in the 50 km/h (31 mph). instrument cluster. To turn StabiliTrak/ESC back on, select StabiliTrak/ESC then press V. g goes out in the instrument cluster. Press o or p to select VEHICLE To turn both StabiliTrak/ESC and menu, then use w or x to scroll TCS back on, select Traction, then The HDC light displays on the through the menu items to select press V. g and i go out in the instrument cluster when enabled. instrument cluster. TCS/StabiliTrak/ESC. HDC can maintain vehicle speeds Press V to enter TCS/StabiliTrak/ Adding accessories can affect the between 3 and 22 km/h (2 and vehicle performance. See 14 mph) on an incline greater than ESC, and then use w or x to Accessories and Modifications or equal to a 10% grade. A blinking select TCS or StabiliTrak/ESC. 0 275. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

214 Driving and Operating HDC light indicates the system is Tow/Haul. Rotate the Driver Mode actively applying the brakes to Control knob on the center console maintain vehicle speed. to make a mode selection. Continue When HDC is activated, the initial turning the knob through the HDC speed is set to the current available modes. Upon selection of driving speed. It can be increased or a mode, the selected mode’s icon will light up on the knob and a decreased by pressing +RES or – SET on the steering wheel or by message will be displayed in the applying the accelerator or brake Driver Information Center (DIC). pedal. This adjusted speed becomes the new set speed. HDC will remain enabled between Driver Mode Control Knob for 22 and 60 km/h (14 and 37 mph); however vehicle speed cannot be All-Wheel Drive (AWD) set or maintained in this range. q (Vehicles without AWD) or 5 It will automatically disable if the (AWD equipped vehicles) Tour vehicle speed is above 80 km/h Mode : Use Tour Mode during (50 mph) or above 60 km/h normal driving conditions. Tour (37 mph) for at least 30 seconds. Mode either puts the vehicle in Press 5 again to re-enable HDC. Front-Wheel Drive (FWD) for AWD vehicles, or is the normal drive Driver Mode Control Driver Mode Control Knob for mode for FWD vehicles. Tour Mode Front-Wheel Drive (FWD) is the most fuel efficient drive mode. Depending on the option package See Driving for Better Fuel and available features, the Driver Economy 0 163. When selecting Mode Control can have the Tour Mode, if equipped, the AWD following modes: Tour (Front-Wheel light will flash briefly while the Drive (FWD)), All-Wheel Drive system disables, and then stays off. (AWD), Snow/Ice, Off-Road, and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 215 If the vehicle is in Tour (FWD) or To restore full AWD operation and Automatic Engine Grade Braking AWD, it will stay in that mode prevent excessive wear on the Automatic Engine Grade Braking through future ignition cycles. If the system, replace the compact spare assists when driving downhill. vehicle is in any other mode, it will tire with a full-size tire as soon as It maintains vehicle speed by revert back to Tour (FWD) when the possible. See Compact Spare Tire 0 automatically implementing a shift vehicle is restarted. 348. pattern that uses the engine and the 4 AWD Mode : AWD Mode 6 Snow Mode : Snow Mode transmission to slow the vehicle. provides drive torque to all four improves vehicle acceleration on The system will automatically wheels. Select AWD to improve snow and ice-covered roads. Snow command downshifts to reduce traction and control on slippery road Mode is not available on vehicles vehicle speed. The normal shift surfaces, such as gravel, sand, wet equipped with AWD. pattern will return once the vehicle pavement, snow, and ice. When 7 Off-Road Mode : Use Off-Road is on a low grade or when the selecting AWD Mode, the AWD light Mode for public off-road recreational accelerator pedal is pressed. will flash briefly while the system is driving. See Off-Road Driving 0 167. While in the Electronic Range engaging and then stay on to Off-Road Mode is only available on Select (ERS) Mode, grade braking indicate AWD is active. AWD is vehicles equipped with AWD. is deactivated, allowing a range to active in Tow/Haul and Off-Road _ Tow/Haul Mode : Tow/Haul be selected and limiting the highest Modes. AWD Mode is only available gear available. Grade braking is on vehicles equipped with AWD. Mode can assist when towing or hauling a heavy load. It changes available for normal driving and in When using a compact spare tire on Tow/Haul Mode. See Manual Mode transmission shift patterns, turns on 0 an AWD vehicle, the system AWD, if equipped, and increases 205. automatically detects the compact trailer sway control assistance. See spare and reduces AWD Driving Characteristics and Towing performance to protect the system. Tips 0 262. Tow/Haul Mode is only available on vehicles with the towing package. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

216 Driving and Operating

Mode Name In Cluster Menu: Tour AWD Snow Off-Road Tow/Haul Mode Availability AWD & FWD AWD FWD AWD Towing Package (AWD & FWD) Retained Across Ignition Cycles Yes Yes No No No Pedal Map Normal Normal Off-Road Off-Road Normal Auto Transmission Schedule Normal Normal Normal Normal Tow/Haul AWD (If Equipped) Normal FWD Normal AWD NA Off-Road Normal AWD AWD Steering Normal Normal Normal Normal Normal Trailer Sway Control Normal Normal Normal Normal Tow/Haul StabiliTrak Setting Normal Normal Normal Off-Road Normal Traction Control Setting Normal Normal Normal Off-Road Normal GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 217 Cruise Control With the Traction Control System (TCS) or StabiliTrak/Electronic The cruise control lets the vehicle Stability Control (ESC), the system maintain a speed of about 40 km/h may begin to limit wheel spin while (25 mph) or more without keeping you are using cruise control. If this your foot on the accelerator. Cruise happens, the cruise control will control does not work at speeds automatically disengage. See below 40 km/h (25 mph). Traction Control/Electronic Stability Control 0 209. If a collision alert { Warning occurs when cruise control is activated, cruise control is Cruise control can be dangerous disengaged. See Forward Collision where you cannot drive safely at Alert (FCA) System 0 237. When a steady speed. Do not use road conditions allow you to safely 5 : Press to turn the cruise control cruise control on winding roads or use it again, cruise control can be system on and off. A white indicator in heavy traffic. turned back on. comes on in the instrument cluster Cruise control can be dangerous Cruise control will disengage if when cruise control is turned on. on slippery roads. On such roads, either TCS or StabiliTrak/ESC is * : Press to disengage cruise fast changes in tire traction can turned off. control without erasing the set cause excessive wheel slip, and If Hill Descent Control (HDC) is speed from memory. you could lose control. Do not use engaged, cruise control disengages. +RES : If there is a set speed in cruise control on slippery roads. See Hill Descent Control (HDC) memory, press briefly to resume that 0 213. speed or press and hold to If the brakes are applied, cruise accelerate. If cruise control is control disengages. already active, use to increase vehicle speed. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

218 Driving and Operating –SET : Press briefly to set the Resuming a Set Speed The speedometer reading can be speed and activate cruise control. If the cruise control is set at a displayed in either English or metric If cruise control is already active, desired speed and then the brakes units. See Instrument Cluster (Base use to decrease vehicle speed. * and Midlevel) 0 103 or are applied or is pressed, the Instrument Cluster (Uplevel) 0 107. Setting Cruise Control cruise control is disengaged without The increment value used depends erasing the set speed from memory. If 5 is on when not in use, –SET or on the units displayed. +RES could get bumped and go into Once the vehicle speed reaches Reducing Speed While Using cruise when not desired. Keep 5 about 40 km/h (25 mph) or more, Cruise Control off when cruise is not being used. briefly press +RES. The vehicle returns to the previous set speed. If the cruise control system is To set a speed: already activated: Increasing Speed While Using 1. Press 5 to turn the cruise Cruise Control . Press and hold –SET until the system on. desired lower speed is reached, If the cruise control system is then release it. 2. Get up to the desired speed. already activated: . To slow down in small 3. Press and release –SET. The . Press and hold +RES on the increments, briefly press –SET. desired set speed briefly steering wheel until the vehicle For each press, the vehicle goes appears in the instrument accelerates to the desired about 1 km/h (1 mph) slower. cluster. speed, then release it. The speedometer reading can be 4. Remove your foot from the . To increase the speed in small displayed in either English or metric accelerator pedal. increments, briefly press +RES. units. See Instrument Cluster (Base For each press, the vehicle goes The cruise control indicator on the and Midlevel) 0 103 or about 1 km/h (1 mph) faster. instrument cluster turns green after Instrument Cluster (Uplevel) 0 107. cruise control has been set to the The increment value used depends desired speed. See Instrument on the units displayed. Cluster (Base and Midlevel) 0 103 or Instrument Cluster (Uplevel) 0 107. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 219 Passing Another Vehicle While Ending Cruise Control ACC works like regular cruise Using Cruise Control There are four ways to end cruise control. ACC uses a windshield Use the accelerator pedal to control: mounted front camera sensor. increase the vehicle speed. When . Step lightly on the brake pedal. If a vehicle is detected in your path, you take your foot off the pedal, the ACC can apply acceleration or vehicle will slow down to the . Press *. limited, moderate braking to previous set cruise speed. While maintain the selected following gap. pressing the accelerator pedal or . Shift the transmission to To disengage ACC, apply the brake. shortly following the release to N (Neutral). If ACC is controlling the vehicle override cruise control, briefly . To turn off cruise control, speed when the Traction Control pressing –SET will result in cruise press 5. System (TCS) or StabiliTrak/ control set to the current vehicle Electronic Stability Control (ESC) speed. Erasing Speed Memory system activates, ACC may The cruise control set speed is automatically disengage. See Using Cruise Control on Hills Traction Control/Electronic Stability erased from memory if 5 is pressed How well the cruise control works Control 0 209. When road on hills depends upon the vehicle or if the ignition is turned off. conditions allow ACC to be safely speed, load, and the steepness of used, ACC can be turned back on. the hills. When going up steep hills, Adaptive Cruise Control Disabling the TCS or StabiliTrak/ you might have to step on the If equipped, Adaptive Cruise Control ESC system will disengage and accelerator pedal to maintain the (ACC) allows the cruise control set prevent engagement of ACC. vehicle speed. When going speed and following gap to be ACC can reduce the need for you to downhill, you might have to brake or selected. Read this entire section frequently brake and accelerate, shift to a lower gear to keep your before using this system. The especially when used on speed down. If the brake pedal is following gap is the following time expressways, freeways, and applied, cruise control will between your vehicle and a vehicle interstate highways. When used on disengage. detected directly ahead in your path, other roads, you may need to take moving in the same direction. If no over the control of braking or vehicle is detected in your path, acceleration more often. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

220 Driving and Operating

{ Warning Warning (Continued) Warning (Continued)

ACC has limited braking ability Do not use ACC when: . On slippery roads where and may not have time to slow fast changes in tire traction the vehicle down enough to avoid . On winding and hilly roads or when the camera sensor can cause excessive a collision with another vehicle wheel slip you are following. This can occur is blocked by snow, ice, when vehicles suddenly slow or or dirt. The system may not . With extremely heavy cargo detect a vehicle ahead. stop ahead, or enter your lane. loaded in the cargo area or Keep the windshield and Also see Alerting the Driver later rear seat “ ” headlamps clean. in this section. Complete attention . When towing a trailer is always required while driving . When visibility is poor due and you should be ready to take to rain, snow, fog, dirt, action and apply the brakes. See insect residue, or dust; Defensive Driving 0 164. when other foreign objects obscure the camera’s view; or when the vehicle in front or oncoming traffic causes { Warning additional environmental obstructions, such as road ACC will not detect or brake for spray. ACC performance is children, pedestrians, animals, limited under these or other objects. conditions. (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 221 J : Press to turn the system on or The speedometer reading can be When ACC is engaged, a green o off. The indicator turns white on the displayed in either English or metric indicator will be lit on the instrument instrument cluster when ACC is units. See Instrument Cluster (Base cluster and the following gap will be 0 turned on. and Midlevel) 103 or displayed. When the regular cruise Instrument Cluster (Uplevel) 0 107. control is engaged, a green RES+ : Press briefly to resume the The increment value used depends J previous set speed or to increase on the units displayed. indicator will be lit on the instrument vehicle speed if ACC is already cluster; the following gap will not activated. To increase speed by Switching Between ACC and display. Regular Cruise Control about 1 km/h (1 mph), press RES+ When the vehicle is turned on, the briefly. To increase speed to the To switch between ACC and regular cruise control mode will be set to next 5 km/h (5 mph) mark on the cruise control, press and hold * the last mode used before the speedometer, hold RES+. . A Driver Information Display (DIC) vehicle was turned off. SET– : Press briefly to set the message displays. See Vehicle speed and activate ACC or to Messages 0 134. { Warning decrease vehicle speed if ACC is already activated. To decrease Always check the cruise control speed by about 1 km/h (1 mph), indicator on the instrument cluster press SET– briefly. To decrease to determine which mode cruise speed to the next 5 km/h (5 mph) control is in before using the mark on the speedometer, feature. If ACC is not active, the hold SET–. ACC Indicator Regular Cruise vehicle will not automatically * : Press to disengage ACC Control Indicator brake for other vehicles, which without erasing the selected set could cause a crash if the brakes speed. are not applied manually. You and [ : Press to select a following gap others could be seriously injured setting for ACC of Far, Medium, or killed. or Near. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

222 Driving and Operating Setting Adaptive Cruise Control A green ACC indicator and the set speed display on the instrument If J is on when not in use, SET–/ cluster. The vehicle ahead indicator RES+ could be pressed by mistake may be flashing if a vehicle ahead and engage ACC when not desired. was present and moved. See Keep J off when cruise is not “Approaching and Following a being used. ACC can also be set while the Vehicle” later in this section. Select the set speed desired for vehicle is stopped if ACC is on and Once ACC has resumed, if there is ACC. This is the vehicle speed the brake pedal is applied. no vehicle ahead, if the vehicle when no vehicle is detected in The ACC indicator displays on the ahead is beyond the selected your path. instrument cluster. When ACC is following gap, or if the vehicle has exited a sharp curve, then the While the vehicle is moving, ACC turned on, the indicator will be lit vehicle speed will increase to the will not set at a speed less than white. set speed. 25 km/h (15 mph), although it can be Be mindful of speed limits, resumed when driving at lower surrounding traffic speeds, and Increasing Speed While ACC Is at speeds. weather conditions when selecting a Set Speed To set ACC while moving: the set speed. If ACC is already activated, do one of the following: 1. Press J. Resuming a Set Speed . Use the accelerator to get to the 2. Get up to the desired speed. If the ACC is set at a desired speed and then the brakes are applied, higher speed. Press SET–. 3. Press and release SET–. ACC is disengaged without erasing Release SET– and the accelerator pedal. The vehicle 4. Remove foot from the the set speed from memory. will now cruise at the higher accelerator. To begin using ACC again, press speed. After ACC is set, it may immediately RES+ briefly while moving more apply the brakes if a vehicle ahead than 5 km/h (5 mph). The vehicle is detected closer than the selected returns to the previous set speed. following gap. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 223 When the accelerator pedal is . Pressing RES+ when there is no . To decrease the vehicle speed in pressed, ACC will not brake longer a vehicle ahead or the larger increments, hold SET−. because it is overridden. The vehicle ahead is pulling away While holding SET−, the vehicle ACC indicator will turn blue on and the brake is not applied will speed decreases to the next the instrument cluster. cause ACC to resume. 5 km/h (5 mph) step, then . Press and hold RES+ until the When it is determined that there is continues to decrease by 5 km/h desired set speed is displayed, no vehicle ahead or the vehicle (5 mph) at a time. then release it. ahead is beyond the selected The set speed can also be . To increase vehicle speed in following gap, then the vehicle decreased while the vehicle is smaller increments, press RES+ speed will increase to the set speed. stopped. briefly. For each press, the Reducing Speed While ACC Is at a . If stopped with the brake vehicle goes about 1 km/h Set Speed applied, press or hold SET− until (1 mph) faster. the desired set speed is If ACC is already activated, do one displayed. . To increase vehicle speed in of the following: larger increments, hold RES+. Use the brake to get to the Selecting the Follow Distance Gap While holding RES+, the vehicle . speed increases to the next desired lower speed. Release When a slower moving vehicle is 5 km/h (5 mph) step, then the brake and press SET–. The detected ahead within the selected continues to increase by 5 km/h vehicle will now cruise at the following gap, ACC will adjust the (5 mph) at a time. lower speed. vehicle's speed and attempt to maintain the follow distance gap . Press and hold SET– until the The set speed can also be selected. increased while the vehicle is desired lower speed is reached, then release it. stopped. Press [ on the steering wheel to . To decrease the vehicle speed in adjust the following gap. Each press . If stopped with the brake smaller increments, press SET− cycles the gap button through three applied, press RES+ until the settings: Far, Medium, or Near. desired set speed is displayed. briefly. For each press, the vehicle goes about 1 km/h (1 mph) slower. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

224 Driving and Operating When pressed, the current gap Alerting the Driver Approaching and Following a setting displays briefly on the Vehicle instrument cluster. The gap setting will be maintained until it is changed. Since each gap setting corresponds to a following time (Far, Medium, or Near), the following distance will vary based on vehicle speed. The If ACC is engaged, driver action faster the vehicle speed, the further may be required when ACC cannot The vehicle ahead indicator is in the back your vehicle will follow a apply sufficient braking because of instrument cluster. It only displays vehicle detected ahead. Consider approaching a vehicle too rapidly. when a vehicle is detected in your traffic and weather conditions when vehicle’s path moving in the same selecting the following gap. The When this condition occurs, six red direction. If this symbol is not range of selectable gaps may not be lights will flash on the windshield. displaying, ACC will not respond to appropriate for all drivers and Either eight beeps will sound from or brake for vehicles ahead. driving conditions. the front, or both sides of the Safety Alert Seat will pulse five times. See ACC automatically slows the vehicle Changing the gap setting “Collision/Detection Systems” under down and adjusts vehicle speed to automatically changes the alert Vehicle Personalization 0 135. follow a detected vehicle ahead at timing sensitivity (Far, Medium, the selected following gap. The 0 or Near) for the Forward Collision See Defensive Driving 164. vehicle speed increases or Alert (FCA) feature. See Forward decreases to follow a detected Collision Alert (FCA) System 0 237. vehicle in front of your vehicle when that vehicle is traveling slower than your vehicle set speed. It may apply limited braking, if necessary. When braking is active, the brake lamps will come on. The automatic braking GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 225 may feel or sound different than if Irregular Objects Affecting ACC the brakes were applied manually. ACC may have difficulty detecting This is normal. the following objects: Stationary or Very Slow-Moving . Vehicles in front of your vehicle Objects that have a rear aspect that is low, small, or irregular { Warning . An empty truck or trailer that has no cargo in the cargo bed ACC may not detect and react to ACC Automatically Disengages stopped or slow-moving vehicles . Vehicles with cargo extending ahead of you. For example, the from the back end ACC may automatically disengage and the driver will need to manually system may not brake for a . Non-standard shaped vehicles, vehicle it has never detected apply the brakes to slow the such as vehicle transport, vehicle if: moving. This can occur in vehicles with a side car fitted, stop-and-go traffic or when a or horse carriages . The front camera is blocked or vehicle suddenly appears due to visibility is reduced. . Vehicles that are low to the road a vehicle ahead changing lanes. surface . The Traction Control System Your vehicle may not stop and (TCS) or StabiliTrak/ESC system could cause a crash. Use caution . Objects that are close to the has activated or been disabled. when using ACC. Your complete front of your vehicle . There is a fault in the system. attention is always required while . Vehicles on which extremely driving and you should be ready heavy cargo is loaded in the . A DIC message displays to to take action and apply the cargo area or rear seat indicate that ACC is temporarily brakes. unavailable. The ACC indicator will turn white when ACC is no longer active. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

226 Driving and Operating In some cases, when ACC is If stopped for more than temporarily unavailable, regular two minutes or if the driver door is { Warning cruise control may be used. See opened and the driver seat belt is Leaving the vehicle without “Switching Between ACC and unbuckled, the ACC automatically Regular Cruise Control” in this applies the Electric Parking Brake placing it in P (Park) can be section. Always consider driving (EPB) to hold the vehicle. The EPB dangerous. Do not leave the conditions before using either cruise status light will turn on. See Electric vehicle while it is being held at a control system. Parking Brake 0 207. stop by ACC. Always place the vehicle in P (Park) and turn off A DIC warning message may Notification to Resume ACC the ignition before leaving the display indicating to shift to P (Park) vehicle. ACC will maintain a follow gap before exiting the vehicle. See behind a detected vehicle and slow Vehicle Messages 0 134. your vehicle to a stop behind that ACC Override vehicle. { Warning If using the accelerator pedal while If the stopped vehicle ahead has ACC is active, the ACC indicator driven away and ACC has not If ACC has stopped the vehicle, turns blue on the instrument cluster resumed, the vehicle ahead and if ACC is disengaged, turned indicating ACC braking will not indicator will flash as a reminder to off, or canceled, the vehicle will occur. ACC will resume operation check traffic ahead before no longer be held at a stop. The when the accelerator pedal is not proceeding. In addition, the left and vehicle can move. When ACC is being pressed. right sides of the Safety Alert Seat holding the vehicle at a stop, will pulse three times, or three always be prepared to manually beeps will sound. See Alert Type { Warning ” ” apply the brakes. and “Adaptive Cruise Go Notifier” in The ACC will not automatically “Collision/Detection Systems” under Vehicle Personalization 0 135. apply the brakes if your foot is resting on the accelerator pedal. When the vehicle ahead drives You could crash into a vehicle away, press RES+ or the ahead of you. accelerator pedal to resume ACC. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 227 Curves in the Road Warning (Continued)

{ Warning to use the brakes if necessary. On curves, ACC may not detect a Select an appropriate speed while vehicle ahead in your lane. You driving in curves. could be startled if the vehicle accelerates up to the set speed, ACC may operate differently in a especially when following a sharp curve. It may reduce the vehicle exiting or entering exit vehicle speed if the curve is too ACC may detect a vehicle that is ramps. You could lose control of sharp. not in your lane and apply the the vehicle or crash. Do not use brakes. ACC while driving on an entrance ACC may occasionally provide an or exit ramp. Always be ready to alert and/or braking that is use the brakes if necessary. considered unnecessary. It could respond to vehicles in different lanes or stationary objects when entering or exiting a curve. This is { Warning normal operation. The vehicle does not need service. On curves, ACC may respond to a vehicle in another lane, or may When following a vehicle and not have time to react to a vehicle entering a curve, ACC may not in your lane. You could crash into detect the vehicle ahead and a vehicle ahead of you, or lose accelerate to the set speed. When control of your vehicle. Give extra this happens, the vehicle ahead attention in curves and be ready indicator will not appear. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

228 Driving and Operating Other Vehicle Lane Changes Driving in Narrow Lanes . Press *. Vehicles in adjacent traffic lanes or . Press . roadside objects may be incorrectly J detected when located along the Erasing Speed Memory roadway. The ACC set speed is erased from Do Not Use ACC on Hills and memory if J is pressed or if the When Towing a Trailer ignition is turned off. Weather Conditions Affecting ACC If the interior temperature is ACC will not detect a vehicle ahead extremely high, the instrument until it is completely in the lane. The cluster may indicate that ACC is brakes may need to be manually temporarily unavailable. This can be applied. caused by extreme hot weather conditions with direct sunlight on the Objects Not Directly in Front of front camera. ACC will return to Your Vehicle normal operation once the cabin The detection of objects in front of Do not use ACC when driving on temperature is lower. the vehicle may not be possible if: steep hills or when towing a trailer. Conditions that are associated with ACC will not detect a vehicle in the . The vehicle or object ahead is low visibility, such as fog, rain, lane while driving on steep hills. not within your lane. snow, or road spray, may limit ACC If the brakes are applied, ACC performance. Water droplets from . The vehicle ahead is shifted, not disengages. centered, or is shifted to one rain or snow that remain on the side of the lane. Disengaging ACC windshield may also limit ACC’s There are three ways to ability to detect objects. disengage ACC: . Step lightly on the brake pedal. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 229 Lighting Conditions Affecting ACC . Subjected to strong light from The vehicle headlamps may need to The ACC front camera can be opposing lane traffic in the front be cleaned due to dirt, snow, or ice. affected by poor lighting conditions, of the vehicle, such as Objects that are not illuminated and ACC may have limited high-beam headlamps from correctly may be difficult to detect. performance when: oncoming traffic. If ACC will not operate, regular . There are changes in brightness, Accessory Installations and cruise control may be available. See such as entering and exiting Vehicle Modifications “Switching Between ACC and Regular Cruise Control in this tunnels, bridges, and Do not install or place any object ” overpasses. section. Always consider driving around the front camera windshield conditions before using either cruise . Low sun angles cause the area that would obstruct the front control system. camera to not detect objects, camera view. For cleaning instructions, see or it is more difficult to detect Do not install objects on top of the objects in the same traffic lane. “Washing the Vehicle” under vehicle that overhang and obstruct Exterior Care 0 356. . Lighting is poor in the evening or the front camera, such as a canoe, early morning kayak, or other items that can be transported on a roof rack system. . There are multiple changes in See Roof Rack System 0 93. brightness or shadows along the vehicle roadway. Do not modify the hood, headlamps, or fog lamps, as this may limit the . In a tunnel without the camera’s ability to detect an object. headlamps on, or in a tunnel when there is a vehicle in front Cleaning the Sensing System that does not have its The camera sensor on the taillamps on. windshield behind the rearview mirror can become blocked by snow, ice, dirt, mud, or debris. This area needs to be cleaned for ACC to operate properly. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

230 Driving and Operating

Driver Assistance Warning (Continued) Warning (Continued) Systems . Detect children, Complete attention is always This vehicle may have features that pedestrians, bicyclists, required while driving, and you work together to help avoid crashes or animals. should be ready to take action or reduce crash damage while . Detect vehicles or objects and apply the brakes and/or steer driving, backing, and parking. Read outside the area monitored the vehicle to avoid crashes. this entire section before using by the system. these systems. . Work at all driving speeds. Audible or Safety Alert Seat { Warning . Warn you or provide you Some driver assistance features with enough time to avoid a alert the driver of obstacles by Do not rely on the Driver crash. beeping. To change the volume of Assistance Systems. These the warning chime, see Comfort Work under poor visibility or “ systems do not replace the need . and Convenience under Vehicle bad weather conditions. ” for paying attention and driving Personalization 0 135. safely. You may not hear or feel . Work if the detection sensor If equipped with the Safety Alert alerts or warnings provided by is not cleaned or is covered Seat, the driver seat cushion may these systems. Failure to use by ice, snow, mud, or dirt. provide a vibrating pulse alert proper care when driving may . Work if the detection sensor instead of beeping. To change this, result in injury, death, or vehicle is covered up, such as with see “Collision/Detection Systems” damage. See Defensive Driving a sticker, magnet, or metal under Vehicle Personalization 0 164. plate. 0 135. Under many conditions, these . Work if the area surrounding Cleaning systems will not: the detection sensor is Depending on vehicle options, keep (Continued) damaged or not properly repaired. these areas of the vehicle clean to ensure the best driver assistance (Continued) feature performance. Driver GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 231 Information Center (DIC) messages . Front and rear bumpers and the Rear Vision Camera (RVC) may display when the systems are area below the bumpers When the vehicle is shifted into unavailable or blocked. . Front grille and headlamps R (Reverse), the RVC displays an . Front camera lens in the front image of the area behind the vehicle grille or near the front emblem in the infotainment display. The previous screen displays when the . Front side and rear side panels vehicle is shifted out of R (Reverse) . Outside of the windshield in front after a short delay. To return to the of the rearview mirror previous screen sooner, press any button on the infotainment system, . Side camera lens on the bottom shift into P (Park), or reach a vehicle of the outside mirrors speed of approximately 12 km/h . Rear side corner bumpers (8 mph). . Rear Vision Camera above the license plate Assistance Systems for Parking or Backing If equipped, the Rear Vision Camera (RVC), Rear Park Assist (RPA), Front Park Assist (FPA), Surround Vision, Rear Cross Traffic Alert (RCTA), and Automatic Parking Assist (APA) may help the driver park or avoid objects. Always check around the vehicle when parking or 1. View Displayed by the Rear backing. Vision Camera GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

232 Driving and Operating rear camera views on the infotainment display. The front camera is in the grille or near the front emblem, the side cameras are on the bottom of the outside mirrors, and the rear camera is above the license plate. The Surround Vision system can be accessed by selecting CAMERA in 1. View Displayed by the Rear the infotainment display or when the 1. Views Displayed by the Vision Camera vehicle is shifted into R (Reverse). Surround Vision Cameras 2. Corners of the Rear Bumper To return to the previous screen 2. Area Not Shown Displayed images may be farther or sooner, press any button on the closer than they appear. The area infotainment system, shift into displayed is limited and objects that P (Park), or reach a vehicle speed are close to either corner of the of approximately 12 km/h (8 mph). bumper or under the bumper do not display. { Warning A warning triangle may display to The Surround Vision cameras show that Rear Park Assist (RPA) have blind spots and will not has detected an object. This triangle display all objects near the changes from amber to red and corners of the vehicle. Folding 1. Views Displayed by the increases in size the closer the outside mirrors that are out of Surround Vision Cameras object. position may not display surround 2. Area Not Shown Surround Vision view correctly. Always check If equipped, Surround Vision shows around the vehicle when parking an image of the area surrounding or backing. the vehicle, along with the front or GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 233 Camera Views Front/Rear Junction View : { Warning Displays a front or rear cross traffic view that shows objects directly to The camera(s) do not display the left and right of the front or back children, pedestrians, bicyclists, of the vehicle. Touch Junction View crossing traffic, animals, or any on the infotainment display when a other object outside of the camera view is active. Touching the cameras’ field of view, below the button multiple times will toggle bumper, or under the vehicle. between front and rear camera Shown distances may be different views. from actual distances. Do not Front/Rear Overhead View : drive or park the vehicle using Displays a Front or Rear Overhead only these camera(s). Always View of the vehicle. Touching the check behind and around the button will toggle between the two vehicle before driving. Failure to Touch the camera view buttons views. use proper care may result in along the bottom of the infotainment Front/Rear Bowl View : Displays a injury, death, or vehicle damage. display. view of the vehicle from either the Front/Rear Standard View : front or the back of the vehicle. Displays an image of the area in Touch Bowl View on the front or behind the vehicle. Touch infotainment display when a camera Front/Rear Standard View on the view is active. Touching the button infotainment display when a camera multiple times will toggle between view is active. Touching the button forward and rearward views. Park multiple times will toggle between Assist and RCTA are not available front and rear camera views. when Bowl view is active. If equipped, the front view camera Side Forward/Rearward View : also displays when the Park Assist Displays a view that shows objects system detects an object within next to the front or rear sides of the 30 cm (12 in). vehicle. Touch Side Forward/ GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

234 Driving and Operating Rearward View on the infotainment accessed by touching the Top Down display when a camera view is View button when the CAMERA Warning (Continued) active. Touching the button multiple view is active. times will toggle between forward located below the bumper or that and rearward views. Park Assist Park Assist are too close or too far from the and RCTA are not available when With RPA, and if equipped with FPA, vehicle. It is not available at Side Forward/Rearward view is as the vehicle moves at speeds of speeds greater than 8 km/h active. less than 8 km/h (5 mph), the (5 mph). To prevent injury, death, or vehicle damage, even with Hitch View : Assists while sensors on the bumpers may detect Park Assist, always check the connecting to a trailer. Displays a objects up to 2.5 m (8 ft) behind the area around the vehicle and zoomed-in view of the hitch to help vehicle and 1.2 m (4 ft) in front of the vehicle within a zone 25 cm (10 in) check all mirrors before moving align the vehicle’s hitch ball with the trailer coupler. high off the ground and below forward or backing. bumper level. These detection Guidance Lines : Displays distances may be shorter during available guidelines. A grayed-out warmer or humid weather. Blocked button indicates that guidelines are sensors will not detect objects and not available. When enabled, the can also cause false detections. guidelines will display when the Keep the sensors clean of mud, dirt, vehicle is shifted into R (Reverse). snow, ice, and slush; and clean Top Down View : Displays an sensors after a car wash in freezing image of the area surrounding the temperatures. vehicle, along with the rear camera view in the infotainment display. The { Warning rear camera view will be replaced The instrument cluster may have a by the front camera view after The Park Assist system does not Park Assist display with bars that shifting from R (Reverse) to a detect children, pedestrians, show “distance to object” and object forward gear or when the vehicle is bicyclists, animals, or objects location information for the Park moving forward slower than 8 km/h (Continued) Assist system. As the object gets (5 mph). This view can also be GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 235 closer, more bars light up and the pulses occur on the left or right side, Automatic Parking bars change color from yellow to depending on the direction of the Assist (APA) amber to red. detected vehicle. If equipped, APA searches for and When an object is first detected in Use caution while backing up when steers the vehicle into parallel and the rear, one beep will be heard towing a trailer, as the RCTA perpendicular parking spots. When from the rear, or both sides of the detection zones that extend out using APA, you must still shift gears, Safety Alert Seat will pulse two from the back of the vehicle do not and control the brakes and times. When an object is very close move further back when a trailer is accelerator. A display and audible (<0.6 m (2 ft) in the vehicle rear, towed. beeps help to guide parking or <0.3 m (1 ft) in the vehicle front), maneuvers. five beeps will sound from the front Turning the Features On or Off or rear depending on object The X button on the center { Warning location, or both sides of the Safety console is used to turn on or off the Alert Seat will pulse five times. Front and Rear Park Assist and the APA does not apply the brakes. Beeps for FPA are higher pitched Rear Cross Traffic Alert (RCTA). APA may not detect objects in the than for RPA. The indicator light in the button parking space, objects that are Rear Cross Traffic Alert (RCTA) comes on when the features are on soft or narrow, objects high off the and turns off when the features ground such as flatbed trucks, If equipped, when the vehicle is have been disabled. shifted into R (Reverse), RCTA or objects below ground level displays a red warning triangle with Turn off Park Assist and RCTA such as large potholes. Always a left or right pointing arrow to warn when towing a trailer. verify that the parking space is appropriate for parking a vehicle. of traffic coming from the left or RCTA can be turned off through APA does not respond to changes right. This system detects objects “Collision/Detection Systems” under coming from up to 20 m (65 ft) from Vehicle Personalization 0 135. in the parking space, such as the left or right side of the vehicle. movement of an adjacent vehicle, When an object is detected, either or a person or object entering the three beeps sound from the left or parking space. APA does not right or three Safety Alert Seat (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

236 Driving and Operating When enabled, APA searches for system is maneuvering the vehicle Warning (Continued) parallel parking spaces to the right into a previously detected space. of the vehicle. To search for a The APA system does not need detect or avoid traffic that is parking space to the left, turn on the service. behind or alongside of the left turn signal or, if available, vehicle. Always be prepared to change the side selection in the stop the vehicle during the infotainment display. To switch the parking maneuver. parking mode between parallel and perpendicular, press and hold O Press O on the center console to during the search process or, enable the system to search for a if available, change the parking parking space that is large enough mode in the infotainment display. and within 1.5 m (5 ft) of the vehicle. The vehicle speed must be below 30 km/h (18 mph). The system APA will instruct the vehicle to stop cannot: once a large enough space is found. Follow the displayed instructions. . Detect whether it is a legal When instructed to drive in reverse, parking space. shift to R (Reverse) to engage . Park exactly lined up with the automatic steering. The steering vehicle next to it if the spot is wheel will briefly vibrate as a approached at an angle or if the reminder to remove hands from the parking space is angled. After completely passing a large steering wheel. Check surroundings enough space, an audible beep and continue braking or accelerating . Park exactly centered in a spot as needed, and be prepared to stop that is marked too large. occurs and a red stop symbol is displayed. to avoid vehicles, pedestrians, . Always detect short curbs. or objects. If the vehicle is in R (Reverse), but does not steer into the expected space, this may be because the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 237 If the vehicle exceeds 10 km/h . A high priority vehicle message Forward Collision Alert (6 mph), APA is automatically is displayed in the Driver disengaged and automatic steering Information Center (DIC). (FCA) System will turn off. A progress arrow If equipped, the FCA system may displays the status of the parking To cancel APA, press O again. help to avoid or reduce the harm maneuver. Depending on the space When the System Does Not Seem caused by front-end crashes. When size, additional maneuvers may be to Work Properly approaching a vehicle ahead too required, and there will be additional quickly, FCA provides a red flashing instructions. When changing gears, The APA system may require a alert on the windshield and rapidly allow the automatic steering to short period of driving along curves beeps or pulses the driver seat. complete before continuing the to calibrate. FCA also lights an amber visual parking maneuver. Upon successful alert if following another vehicle completion of a maneuver, APA will Assistance Systems for much too closely. beep and display a PARKING Driving FCA detects vehicles within a COMPLETE message. Place the distance of approximately 60 m vehicle in P (Park). If equipped, when driving the vehicle in a forward gear, Forward (197 ft) and operates at speeds APA may automatically disengage if: Collision Alert (FCA), Lane above 8 km/h (5 mph). . The steering wheel is used by Departure Warning (LDW), Lane the driver. Keep Assist (LKA), Side Blind Zone { Warning Alert (SBZA), Lane Change Alert . The maximum allowed speed is (LCA), Automatic Emergency FCA is a warning system and exceeded. Braking (AEB), and/or the Front does not apply the brakes. When . There is a failure with the APA Pedestrian Braking (FPB) System approaching a slower-moving or system. can help to avoid a crash or reduce stopped vehicle ahead too rapidly, crash damage. . Electronic stability control or or when following a vehicle too antilock brakes are activated. closely, FCA may not provide a warning with enough time to help (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

238 Driving and Operating FCA warnings will not occur unless Warning (Continued) the FCA system detects a vehicle Warning (Continued) ahead. When a vehicle is detected, avoid a crash. It also may not the vehicle ahead indicator will proper condition. Keep the provide any warning at all. FCA display green. Vehicles may not be windshield, headlamps, and FCA does not warn of pedestrians, detected on curves, highway exit sensors clean and in good repair. animals, signs, guardrails, ramps, or hills, due to poor visibility; bridges, construction barrels, or if a vehicle ahead is partially Collision Alert or other objects. Be ready to take blocked by pedestrians or other action and apply the brakes. See objects. FCA will not detect another Defensive Driving 0 164. vehicle ahead until it is completely in the driving lane. FCA can be disabled with the FCA steering wheel control, or if { Warning equipped, through vehicle FCA does not provide a warning personalization. See “Collision/ When your vehicle approaches Detection Systems” under Vehicle to help avoid a crash, unless it another detected vehicle too rapidly, Personalization 0 135. detects a vehicle. FCA may not the red FCA display will flash on the detect a vehicle ahead if the FCA windshield. Also, eight rapid Detecting the Vehicle Ahead sensor is blocked by dirt, snow, high-pitched beeps will sound from or ice, or if the windshield is the front, or both sides of the Safety damaged. It may also not detect a Alert Seat will pulse five times. vehicle on winding or hilly roads, When this Collision Alert occurs, the or in conditions that can limit brake system may prepare for driver visibility such as fog, rain, braking to occur more rapidly which or snow, or if the headlamps or can cause a brief, mild deceleration. windshield are not cleaned or in Continue to apply the brake pedal (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 239 as needed. Cruise control may be vehicle speed. The faster the vehicles, or shadows. These alerts disengaged when the Collision Alert vehicle speed, the farther away the are normal operation and the occurs. alert will occur. Consider traffic and vehicle does not need service. weather conditions when selecting Tailgating Alert the alert timing. The range of Cleaning the System selectable alert timings may not be If the FCA system does not seem to appropriate for all drivers and operate properly, this may correct driving conditions. the issue: Following Distance Indicator . Clean the outside of the windshield in front of the The following distance to a moving rearview mirror. vehicle ahead in your path is The vehicle ahead indicator will indicated in following time in . Clean the entire front of the display amber when you are seconds on the Driver Information vehicle. following a vehicle ahead much too Center (DIC). See Driver closely. . Clean the headlamps. Information Center (DIC) (Base and Selecting the Alert Timing Midlevel) 0 124 or Automatic Emergency Driver Information Center (DIC) The Collision Alert control is on the (Uplevel) 0 130. The minimum Braking (AEB) steering wheel. Press [ to set the following time is 0.5 seconds away. If the vehicle has Forward Collision FCA timing to Far, Medium, or Near, If there is no vehicle detected Alert (FCA), it also has AEB, which or on some vehicles, Off. The first ahead, or the vehicle ahead is out of includes Intelligent Brake button press shows the current sensor range, dashes will be Assist (IBA). When the system setting on the DIC. Additional button displayed. detects a vehicle ahead in your path presses will change this setting. The Unnecessary Alerts that is traveling in the same chosen setting will remain until it is direction that you may be about to changed and will affect the timing of FCA may provide unnecessary crash into, it can provide a boost to both the Collision Alert and the alerts for turning vehicles, vehicles braking or automatically brake the Tailgating Alert features. The timing in other lanes, objects that are not vehicle. This can help avoid or of both alerts will vary based on lessen the severity of crashes when GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

240 Driving and Operating driving in a forward gear. Depending on the situation, the vehicle may Warning (Continued) { Warning automatically brake moderately or hard. This automatic emergency . Detect a vehicle ahead on AEB may automatically brake the braking can only occur if a vehicle is winding or hilly roads. vehicle suddenly in situations detected. This is shown by the FCA . Detect all vehicles, where it is unexpected and vehicle ahead indicator being lit. especially vehicles with a undesired. It could respond to a See Forward Collision Alert (FCA) trailer, tractors, muddy turning vehicle ahead, guardrails, System 0 237. vehicles, etc. signs, and other non-moving objects. To override AEB, firmly The system works when driving in a . Detect a vehicle when press the accelerator pedal, if it is forward gear between 8 km/h weather limits visibility, such (5 mph) and 80 km/h (50 mph). as in fog, rain, or snow. safe to do so. It can detect vehicles up to . Detect a vehicle ahead if it approximately 60 m (197 ft). is partially blocked by Intelligent Brake Assist (IBA) pedestrians or other objects. IBA may activate when the brake { Warning Complete attention is always pedal is applied quickly by providing a boost to braking based on the AEB is an emergency crash required while driving, and you speed of approach and distance to preparation feature and is not should be ready to take action a vehicle ahead. designed to avoid crashes. Do and apply the brakes and/or steer not rely on AEB to brake the the vehicle to avoid crashes. Minor brake pedal pulsations or vehicle. AEB will not brake pedal movement during this time is outside of its operating speed normal and the brake pedal should AEB may slow the vehicle to a continue to be applied as needed. range and only responds to complete stop to try to avoid a detected vehicles. IBA will automatically disengage potential crash. If this happens, AEB only when the brake pedal is AEB may not: may engage the Electric Parking released. Brake (EPB) to hold the vehicle at a (Continued) stop. Release the EPB or firmly press the accelerator pedal. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 241 . Heavy rain or snow is interfering may also respond to pedestrians. { Warning with object detection. See Automatic Emergency Braking (AEB) 0 239. IBA may increase vehicle braking . There is a problem with the in situations when it may not be StabiliTrak/Electronic Stability The FPB system can detect and necessary. You could block the Control (ESC) system. alert to pedestrians in a forward flow of traffic. If this occurs, take The AEB system does not need gear at speeds between 8 km/h your foot off the brake pedal and service. (5 mph) and 80 km/h (50 mph). then apply the brakes as needed. During daytime driving, the system detects pedestrians up to a distance Front Pedestrian Braking of approximately 40 m (131 ft). AEB and IBA can be disabled (FPB) System During nighttime driving, system through vehicle personalization. See If equipped, the Front Pedestrian performance is very limited. Collision/Detection Systems under “ ” Braking (FPB) system may help Vehicle Personalization 0 135. avoid or reduce the harm caused by { Warning front-end crashes with nearby { Warning pedestrians when driving in a FPB does not provide an alert or forward gear. FPB displays an automatically brake the vehicle, Using AEB or IBA while towing a amber indicator, ~, when a nearby unless it detects a pedestrian. trailer could cause you to lose FPB may not detect pedestrians, control of the vehicle and crash. pedestrian is detected ahead. When approaching a detected pedestrian including children: Turn the system to Alert or Off too quickly, FPB provides a red . When the pedestrian is not when towing a trailer. flashing alert on the windshield and directly ahead, fully visible, rapidly beeps. FPB can provide a or standing upright, or when A system unavailable message may boost to braking or automatically part of a group. display if: brake the vehicle. This system (Continued) includes Intelligent Brake Assist . The front of the vehicle or (IBA), and the Automatic windshield is not clean. Emergency Braking (AEB) system GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

242 Driving and Operating Detecting the Pedestrian the front. When this Pedestrian Alert Warning (Continued) Ahead occurs, the brake system may prepare for driver braking to occur . Due to poor visibility, more rapidly which can cause a including nighttime brief, mild deceleration. Continue to conditions, fog, rain, apply the brake pedal as needed. or snow. Cruise control may be disengaged . If the FPB sensor is blocked when the Front Pedestrian Alert by dirt, snow, or ice. occurs. . If the headlamps or FPB alerts and automatic braking Automatic Braking windshield are not cleaned will not occur unless the FPB If FPB detects it is about to crash or in proper condition. system detects a pedestrian. When into a pedestrian ahead, and the a nearby pedestrian is detected in Be ready to take action and apply brakes have not been applied, FPB front of the vehicle, the pedestrian the brakes. For more information, may automatically brake moderately ahead indicator will display amber. see Defensive Driving 0 164. or brake hard. This can help to Keep the windshield, headlamps, Front Pedestrian Alert avoid some very low speed and FPB sensor clean and in pedestrian crashes or reduce good repair. pedestrian injury. FPB can automatically brake to detected pedestrians between 8 km/h (5 mph) FPB can be set to Off, Alert, or Alert and 80 km/h (50 mph). Automatic and Brake through vehicle braking levels may be reduced personalization. See Collision/ “ under certain conditions, such as Detection Systems under Vehicle ” higher speeds. Personalization 0 135. When the vehicle approaches a pedestrian ahead too rapidly, the If this happens, Automatic Braking red FPB alert display will flash on may engage the Electric Parking the windshield. Eight rapid Brake (EPB) to hold the vehicle at a high-pitched beeps will sound from stop. Release the EPB. A firm press GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 243 of the accelerator pedal will also and a vehicle is also detected on release Automatic Braking and { Warning the same side, the display will flash the EPB. as an extra warning not to change Using the Front Pedestrian lanes. Since this system is part of Braking system while towing a { Warning the Lane Change Alert (LCA) trailer could cause you to lose system, read the entire LCA section FPB may alert or automatically control of the vehicle and crash. before using this feature. brake the vehicle suddenly in Turn the system to Alert or Off situations where it is unexpected when towing a trailer. Lane Change Alert (LCA) and undesired. It could falsely If equipped, the LCA system is a alert or brake for objects similar in Cleaning the System lane-changing aid that assists shape or size to pedestrians, If FPB does not seem to operate drivers with avoiding lane change including shadows. This is normal properly, cleaning the outside of the crashes that occur with moving operation and the vehicle does windshield in front of the rearview vehicles in the side blind zone (or not need service. To override mirror may correct the issue. spot) areas or with vehicles rapidly Automatic Braking, firmly press approaching these areas from the accelerator pedal, if it is safe Side Blind Zone behind. The LCA warning display to do so. will light up in the corresponding Alert (SBZA) outside mirror and will flash if the turn signal is on. Automatic Braking can be disabled If equipped, the SBZA system is a through vehicle personalization. See lane-changing aid that assists “Front Pedestrian Detection” in drivers with avoiding crashes that { Warning “Collision/Detection Systems” under occur with moving vehicles in the Vehicle Personalization 0 135. side blind zone (or spot) areas. LCA does not alert the driver to When the vehicle is in a forward vehicles outside of the system gear, the left or right side mirror detection zones, pedestrians, display will light up if a moving bicyclists, or animals. It may not vehicle is detected in that blind (Continued) zone. If the turn signal is activated GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

244 Driving and Operating The LCA sensor covers a zone of Warning (Continued) approximately one lane over from both sides of the vehicle, or 3.5 m provide alerts when changing (11 ft). The height of the zone is lanes under all driving conditions. approximately between 0.5 m (1.5 ft) Failure to use proper care when and 2 m (6 ft) off the ground. The changing lanes may result in Side Blind Zone Alert (SBZA) Left Side Mirror Right Side Mirror injury, death, or vehicle damage. warning area starts at approximately Display Display Before making a lane change, the middle of the vehicle and goes always check mirrors, glance over back 5 m (16 ft). Drivers are also When the vehicle is started, both your shoulder, and use the turn warned of vehicles rapidly outside mirror LCA displays will signals. approaching from up to 25 m (82 ft) briefly come on to indicate the behind the vehicle. system is operating. When the LCA Detection Zones vehicle is in a forward gear, the left How the System Works or right side mirror display will light The LCA symbol lights up in the up if a moving vehicle is detected in side mirrors when the system the next lane over in that blind zone detects a moving vehicle in the next or rapidly approaching that zone. lane over that is in the side blind If the turn signal is activated in the zone or rapidly approaching that same direction as a detected zone from behind. A lit LCA symbol vehicle, this display will flash as an indicates it may be unsafe to extra warning not to change lanes. change lanes. Before making a lane LCA can be disabled through change, check the LCA display, vehicle personalization. See check mirrors, glance over your 1. SBZA Detection Zone “Collision/Detection Systems” under shoulder, and use the turn signals. Vehicle Personalization 0 135. 2. LCA Detection Zone If LCA is disabled by the driver, the LCA mirror displays will not light up. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 245 When the System Does Not driving on sharp curves. The system Radio Frequency Information does not need to be serviced. The Seem to Work Properly See Radio Frequency Statement system may light up due to 0 395. The LCA system requires some guardrails, signs, trees, shrubs, and driving for the system to calibrate to other non-moving objects. This is maximum performance. This normal system operation; the Lane Keep Assist (LKA) calibration may occur more quickly if vehicle does not need service. If equipped, LKA may help avoid the vehicle is driving on a straight crashes due to unintentional lane highway road with traffic and LCA may not operate when the LCA departures. This system uses a roadside objects (e.g., guardrails, sensors in the left or right corners of camera to detect lane markings barriers). the rear bumper are covered with mud, dirt, snow, ice, or slush, or in between 60 km/h (37 mph) and LCA displays may not come on heavy rainstorms. For cleaning 180 km/h (112 mph). It may assist when passing a vehicle quickly, for instructions, see "Washing the by gently turning the steering wheel a stopped vehicle, or when towing a Vehicle" under Exterior Care 0 356. if the vehicle approaches a detected trailer. The LCA detection zones If the Driver Information Center lane marking. It may also provide a that extend back from the side of (DIC) displays the system Lane Departure Warning (LDW) the vehicle do not move further back unavailable message after cleaning alert if the vehicle crosses a when a trailer is towed. Use caution both sides of the vehicle toward the detected lane marking. LKA can be while changing lanes when towing a rear corners of the vehicle, see your overriden by turning the steering trailer. LCA may alert to objects dealer. wheel. This system is not intended attached to the vehicle, such as a to keep the vehicle centered in the trailer, bicycle, or object extending If the LCA displays do not light up lane. LKA will not assist and alert if out to either side of the vehicle. when moving vehicles are in the the turn signal is active in the Attached objects may also interfere side blind zone or are rapidly direction of lane departure, or if it with the detection of vehicles. This approaching this zone and the detects that you are accelerating, is normal system operation; the system is clean, the system may braking or actively steering. vehicle does not need service. need service. Take the vehicle to your dealer. LCA may not always alert the driver to vehicles in the next lane over, especially in wet conditions or when GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

246 Driving and Operating

{ Warning Warning (Continued) { Warning

The LKA system does not If LKA only detects lane markings Using LKA while towing a trailer continuously steer the vehicle. on one side of the road, it will or on slippery roads could cause It may not keep the vehicle in the only assist or provide an LDW loss of control of the vehicle and lane or give a Lane Departure alert when approaching the lane a crash. Turn the system off. Warning (LDW) alert, even if a on the side where it has detected lane marking is detected. a lane marking. Even with LKA How the System Works The LKA and LDW systems and LDW, you must steer the LKA uses a camera sensor installed may not: vehicle. Always keep your attention on the road and on the windshield ahead of the . Provide an alert or enough maintain proper vehicle position rearview mirror to detect lane steering assist to avoid a within the lane, or vehicle markings. It may provide brief lane departure or crash. damage, injury, or death could steering assist if it detects an unintended lane departure. It may . Detect lane markings under occur. Always keep the further provide an audible alert or poor weather or visibility windshield, headlamps, and the driver seat may pulse indicating conditions. This can occur if camera sensors clean and in that a lane marking has been the windshield or good repair. Do not use LKA in crossed. headlamps are blocked by bad weather conditions or on dirt, snow, or ice; if they are roads with unclear lane markings, To turn LKA on and off, press A not in proper condition; or if such as construction zones. on the center console. If equipped, the sun shines directly into the indicator light on the button the camera. comes on when LKA is on and turns . Detect road edges. off when LKA is disabled. . Detect lanes on winding or When on, A is white, if equipped, hilly roads. indicating that the system is not (Continued) ready to assist. A is green if LKA GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 247 is ready to assist. LKA may assist When the System Does Not LKA assistance and/or LDW alerts by gently turning the steering wheel Seem to Work Properly may occur due to tar marks, if the vehicle approaches a detected shadows, cracks in the road, The system performance may be temporary or construction lane lane marking. A is amber when affected by: assisting. It may also provide a markings, or other road Lane Departure Warning (LDW) . Close vehicles ahead. imperfections. This is normal system operation; the vehicle does not need alert by flashing A amber if the . Sudden lighting changes, such service. Turn LKA off if these as when driving through tunnels. vehicle crosses a detected lane conditions continue. marking. Additionally, there may be . Banked roads. three beeps, or the driver seat may pulse three times, on the right or . Roads with poor lane markings, left, depending on the lane such as two-lane roads. departure direction. A system unavailable message may Take Steering display if the camera is blocked. The LKA system does not need The LKA system does not service. continuously steer the vehicle. If LKA does not detect active driver A camera blocked message may steering, an alert and chime may be display if the camera is blocked. provided. Steer the vehicle to Some driver assistance systems dismiss. LKA may become may have reduced performance or temporarily unavailable after not work at all. An LKA or LDW repeated take steering alerts. unavailable message may display if the systems are temporarily unavailable. This message could be due to a blocked camera. The LKA system does not need service. Clean the outside of the windshield behind the rearview mirror. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

248 Driving and Operating Fuel Top Tier Fuel (Diesel) Recommended Fuel (LYX GM recommends the use of TOP - 1.5L L4 Turbo Engine) Top Tier Fuel (Gasoline) TIER Diesel Fuel to keep the engine GM recommends the use of TOP clean, reduce engine deposits, and TIER Detergent Gasoline to keep maintain optimal vehicle the engine clean, reduce engine performance. Look for the TOP deposits, and maintain optimal TIER Logo or see vehicle performance. Look for the www.toptiergas.com for a list of TOP TOP TIER Logo or see TIER Diesel Fuel marketers and www.toptiergas.com for a list of TOP applicable countries. Use regular unleaded gasoline TIER Detergent Gasoline marketers meeting ASTM specification D4814 and applicable countries. with a posted octane rating of 87 — (R+M)/2 — or higher. Do not use gasoline with a posted octane rating of less than 87, as this may cause engine knock and will lower fuel economy. Do not use any fuel labeled E85 or FlexFuel. Do not use gasoline with ethanol levels greater than 15% by volume. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 249 Recommended Fuel (LTG Do not use any fuel labeled E85 or FlexFuel. Do not use gasoline with Caution (Continued) - 2.0L L4 Turbo Engine) ethanol levels greater than 15% by volume. . Fuel containing metals such as methylcyclopentadienyl manganese tricarbonyl Prohibited Fuels (MMT), which can damage (Gasoline) the emissions control system and spark plugs. Caution . Fuel with a posted octane Premium unleaded gasoline rating of less than the meeting ASTM specification D4814 Do not use fuels with any of the recommended fuel. Using with a posted octane rating of 93 — following conditions; doing so this fuel will lower fuel (R+M)/2 — is highly recommended may damage the vehicle and void economy and performance, for best performance and fuel its warranty: and may decrease the life of economy. Unleaded gasoline with . For vehicles that are not the emissions catalyst. an octane rated as low as 87 can be FlexFuel, fuel labeled used. Using unleaded gasoline greater than 15% ethanol by rated below 93 octane, however, will volume, such as mid-level Fuels in Foreign lead to reduced acceleration and ethanol blends (16–50% Countries fuel economy. If knocking occurs, ethanol), E85, or FlexFuel. use a gasoline rated at 93 octane The U.S., Canada, and Mexico post as soon as possible, otherwise, the . Fuel with any amount of fuel octane ratings in anti-knock engine could be damaged. If heavy methanol, methylal, index (AKI). For fuel not to use in a ferrocene, and aniline. foreign country, see Prohibited knocking is heard when using 0 gasoline with a 93 octane rating, the These fuels can corrode Fuels (Gasoline) 249. engine needs service. metal fuel system parts or damage plastic and rubber parts. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

250 Driving and Operating Fuel Additives (Gasoline) If low-quality diesel is used for refueling, GM recommends adding Caution (Continued) TOP TIER Detergent Gasoline is ACDelco Fuel System Treatment highly recommended for use with Plus-Diesel to help clean engine power loss, increased wear, your vehicle. If your country does deposits. This is available only at or engine damage and may void not have TOP TIER Detergent your GM dealer. your warranty. Gasoline, add ACDelco Fuel Some improper fuels are: System Treatment Plus−Gasoline to Fuel for Diesel Engines the vehicle’s gasoline fuel tank at . Diesel fuel with the addition every oil change or 15 000 km The selection of a high-quality fuel of gasoline. (9,000 mi), whichever occurs first. is important for maintaining optimum . Diesel fuel mixed with TOP TIER Detergent Gasoline and vehicle performance. Diesel fuel engine oil or automatic ACDelco Fuel System Treatment should meet or exceed the minimum transmission fluid. Plus−Gasoline will help keep your requirements in the most current vehicle’s engine fuel deposit free versions of the local fuel standards. . Triglyceride fuels, such as and performing optimally. raw vegetable oil or animal Do not use fuel with more than fat, in any form, including 15 ppm sulfur. Fuel Additives (Diesel) with blends of diesel or Do not use a diesel blend containing biodiesel. TOP TIER Detergent Diesel is more than 20% biodiesel by volume. . Marine diesel fuel and highly recommended for use with fuel oils. your vehicle. If your area does not Caution have TOP TIER Detergent Diesel, . Diesel-water emulsions, GM recommends the use of Use of fuel that does not comply such as Aquazole. ACDelco Diesel Fuel Conditioner. with the required technical . Aftermarket diesel fuel This will help maintain optimal standards can lead to engine additives, which contain engine performance. GM does not (Continued) alcohols, organo-metallic recommend other aftermarket diesel additives, or water additives. emulsifiers. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 251 system gelling, and freezing, which Biodiesel Caution may adversely impact vehicle starting. Biodiesel is a renewable fuel If the vehicle is accidentally produced from vegetable oils or refueled with gasoline, do not Severe winter grade diesel fuel, animal fats that have been continue driving the vehicle. such as 1-D diesel fuel or Arctic chemically modified to make it Driving the vehicle will damage grade diesel fuel, can be used in compatible with diesel fuel. the fuel system. Have the vehicle extreme cold temperatures (below towed to a qualified technician to −18 °C or 0 °F); however, doing so will reduce power and fuel economy. Caution have the gasoline removed from Avoid using severe winter grade fuel the tank and fuel system. Refuel Do not use home-made biodiesel in warm or hot climates. It can result or home test kits because the with Ultra Low Sulfur Diesel fuel. in stalling, poor starting, and quality cannot be verified by It is also recommended to have damage to the fuel injection system. the fuel system flushed with Ultra approved scientific methods. Do Low Sulfur Diesel, to ensure all Fuels improperly blended for cold not use raw vegetable oil or other gasoline is removed. temperature operation may result in unmodified bio-oils, fats, restricted fuel filters. The vehicle is or blends of vegetable oil with equipped with a fuel heating system diesel. They could damage the Some conditions, such as dirty fuel, to prevent gelling or waxing of fuel system and engine, and may decrease fuel filter life and a conventional diesel fuel and damages would not be covered CHANGE FUEL FILTER message biodiesel blends, but may not by the vehicle warranty. may come on in the Driver prevent all cases. Information Center (DIC). In case of severe winter conditions, Climate Grade Diesel Fuels the fuel filter may become clogged Biodiesel Blends by wax naturally present in the fuel. At temperatures below 0 °C (32 °F), Fuels with a biodiesel content up To unclog it, move the vehicle to a avoid using biodiesel blends above to 20% by volume may be used warm garage area and allow the 5% by volume. Using such a fuel (e.g., named B20). Only use filter to warm up. The fuel filter may may cause fuel filter plugging, biodiesel blends up to 20% by need to be replaced. See Fuel Filter volume that comply with your Replacement (Diesel) 0 256. country’s or region’s fuel standards. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

252 Driving and Operating If the vehicle is not driven often and ignition on and off a few times Caution uses little fuel, or if it is stored for before the vehicle will start. Also, extended periods of time, avoid the idle the vehicle for a couple of Do not use blends containing use of biodiesel blended fuels minutes before accelerating. more than 20% biodiesel. Any above 5% by volume. When the It is recommended to use Ultra Low engine, fuel system, or exhaust vehicle is stored for longer than one after-treatment system damage Sulfur No. 1-D diesel fuel or a blend month, it should be run out of of No. 1-D and No. 2-D diesel fuel to would not be covered by the biodiesel to below one-quarter tank, vehicle warranty. enhance vehicle operation in cold refueled with biodiesel-free fuel, and weather at temperatures below 0 °C driven several kilometers (miles) (32 °F). Use of No. 1-D diesel fuel As a renewable fuel, biodiesel before storage. may lower the fuel economy. For provides some environmental additional information for better cold benefits. However, biodiesel has Cold Weather Operation weather operation, see Engine unique properties and needs to be (Diesel) Heater 0 186. handled differently than diesel fuel. Its use presents additional risks and In cold weather, the fuel filter may Water in Fuel (Diesel) may not be appropriate in all become clogged by wax naturally situations. Certain vehicle operating present in the fuel. To unclog it, Improper fuel tank inspection or modes increase these risks and move the vehicle to a warm garage cleaning, or contaminated fuel from should be avoided. area and allow the filter to warm up. suppliers, can cause water to be The fuel filter may need to be pumped into the fuel tank along with Biodiesel fuel quality degrades with replaced. See Fuel Filter the diesel fuel. If a WATER IN FUEL time and exposure to high Replacement (Diesel) 0 256. - CONTACT SERVICE message temperature quicker than Ultra Low At temperatures below 0 °C (32 °F), displays, the water must be drained Sulfur Diesel fuel. More frequent immediately. refueling provides the best it is recommended to avoid using opportunity to have a supply of fresh biodiesel blends above 5% blend. fuel. Storage at hot ambient This blend may cause fuel filter temperatures will accelerate plugging, system gelling, and biodiesel degradation. freezing that may affect vehicle starting. You may need to turn the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 253 Water in Fuel Troubleshooting { Warning Caution (Continued) If the WATER IN FUEL - CONTACT Diesel fuel containing water is still If the fuel tank needs to be SERVICE message comes on: combustible. You or others could purged to remove water, see your Recommended be burned. If the fuel needs to be dealer or a qualified technician. Problem Action drained, keep sparks, flames, and Improper purging can damage the Message The fuel filter is smoking materials away from the fuel system and block the FOH. displays but partially filled mixture. goes off during with water. Drain As an added precaution, drain the the ignition the water as diesel fuel filter of residual water at cycle. soon as Caution every engine oil change. If the possible. See WATER IN FUEL - CONTACT "Removing Water in the diesel fuel can SERVICE message comes on Water from the corrode internal components of frequently, even after draining water Fuel Filter" the fuel system and lead to from the fuel filter, see your dealer. following. severe damage. It can also support fungus or bacteria growth, which can damage the fuel system and Fuel Operated Heater (FOH), if equipped. Even with a diesel fuel biocide, the fuel system may still need to be cleaned. Your dealer can advise of the appropriate solution. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

254 Driving and Operating

Recommended Recommended Caution Problem Action Problem Action Message Drain the fuel Immediately A large amount Driving with this message on can displays and filter after refueling, of water is in the damage the fuel injection system stays on. immediately. message fuel tank. Drain and the engine. If the message If no water can displays and the fuel filter comes on right after a refuel, be drained, and stays on. immediately. water was pumped into the fuel the temperature If the message tank. Turn off the engine and is below stays on or drain the water immediately. freezing, then comes back on water may be without Removing Water from the Fuel frozen in the refueling, then Filter filter. Move the fuel tank purging vehicle to a is required. See To drain water: warm location to your dealer. 1. Turn the engine off and apply thaw the water, If the message the parking brake. then drain the displays and the fuel. If water still engine stalls or 2. Place a container under the does not drain, runs rough, do filter drain valve, which is on see your dealer. not drive until the bottom of the fuel filter. the water contaminated fuel is drained. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 255 filter is drained as soon as . The fuel filter water drain valve diesel fuel emerges from was opened while the engine the port. was running. 5. Retighten the drain plug by To prime the fuel lines: turning it clockwise. 1. With the engine off, press and 6. Properly dispose of the water hold ENGINE START/STOP contaminated fuel. without applying the brake for 7. Start the engine and let it run five seconds to place the vehicle in Service Mode. See for a few minutes. During the 0 draining process, air may have Ignition Positions 179. Wait entered the fuel system. If the approximately five seconds and press ENGINE START/ FWD Shown, AWD Similar engine stalls, the fuel system may need to be primed. See STOP again to turn it off. Do 3. Turn the drain plug this step three times or more “Fuel Priming” following. counterclockwise using a while the engine is off. suitable tool. Fuel Priming 2. Press and hold ENGINE 4. With the engine off, press and For the fuel system to work properly, START/STOP while applying hold ENGINE START/STOP air cannot be in the fuel lines. If air the brake for a maximum of without applying the brake for gets in, the engine may not start 40 seconds at a time, with five seconds to place the and the fuel lines will need to be five seconds between attempts, vehicle in Service Mode. See primed before operating the vehicle. until the engine starts. If the Ignition Positions 0 179. Wait If air is present, the following may engine tries to run, but does approximately five seconds, have happened: not run smoothly, increase the and then press ENGINE rpm’s slightly by using the START/STOP again to turn it . The vehicle ran out of fuel. accelerator pedal. This will help off. This operation will enhance . The fuel filter was removed. force air through the system. water flow out of the filter. The . The fuel lines were removed or 3. Repeat Step 2 if the engine disconnected. stalls and will not restart. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

256 Driving and Operating 4. After a few attempts, if the Fuel Filter Replacement engine still does not start, see your dealer. (Diesel) Running Out of Fuel { Warning (Diesel) Diesel fuel is flammable. It could start a fire if something ignites it, { Warning and people could be burned. Do not let it get on hot engine parts, Diesel fuel is flammable. It could and keep matches or other start a fire if something ignites it, ignition sources away. and people could be burned. Do not let it get on hot engine parts, FWD Shown, AWD Similar and keep matches or other The fuel filter is on the passenger 3. Remove the filter element cap ignition sources away. side, in front of the rear tire. by turning it counterclockwise. 1. Drain any water from the filter. 4. Remove the filter element and See Removing Water from the If the engine has stalled due to “ o-rings. If there is any dirt on Fuel Filter in Water in Fuel running out of fuel, add at least ” the filter sealing surface, clean (Diesel) 0 252. 7.6 L (2 gal) of fuel if parked on a it off. level surface, or up to 18.9 L (5 gal) Keep the engine off until the 5. Install the new filter element of fuel if parked on a slope, and procedure is completed. and o-rings. perform the procedure under “Fuel 2. Apply the parking brake. Priming” previously in this section. 6. Reinstall and tighten the filter cap to the housing. 7. Use the fuel filter priming procedure to prime the fuel filter. See “Fuel Priming” in Water in Fuel (Diesel) 0 252. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 257 8. Start the engine and let it idle for five minutes. Check the fuel Warning (Continued) Warning (Continued) filter and air bleed valve for leaks. . Read and follow all the . Fuel can spray out if the fill instructions on the fuel nozzle is inserted too 9. Reset the fuel filter monitor. pump island. quickly. This spray can See Driver Information Center happen if the tank is nearly (DIC) (Base and Midlevel) . Turn off the engine when refueling. full, and is more likely in hot 0 124 or weather. Insert the fill nozzle Driver Information Center (DIC) . Keep sparks, flames, and slowly and wait for any hiss (Uplevel) 0 130. smoking materials away noise to stop before from fuel. beginning to flow fuel. Filling the Tank . Do not leave the fuel pump (Gasoline) unattended. An arrow on the fuel gauge . Avoid using electronic indicates which side of the vehicle devices while refueling. the fuel door is on. See Fuel Gauge . Do not re-enter the vehicle 0 111. while pumping fuel. . Keep children away from { Warning the fuel pump and never let Fuel vapors and fuel fires burn children pump fuel. violently and can cause injury or . Before touching the fill death. nozzle, touch a metallic object to discharge static Follow these guidelines to help electricity from your body. avoid injuries to you and others: To open the fuel door, push and (Continued) (Continued) release the rearward center edge of the door. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

258 Driving and Operating The capless refueling system does not have a fuel cap. Fully insert and { Warning { Warning latch the fill nozzle, begin fueling. If a fire starts while you are Attempting to refuel from a refueling, do not remove the fill portable fuel container without { Warning nozzle. Shut off the flow of fuel by using the funnel adapter may Overfilling the fuel tank by more shutting off the pump or by cause fuel spillage and damage than three clicks of a standard fill notifying the station attendant. the capless fuel system. This nozzle may cause: Leave the area immediately. could cause a fire. You or others could be badly burned and the . Vehicle performance issues, vehicle could be damaged. including engine stalling and Filling the Tank with a Portable damage to the fuel system. Fuel Container 3. Remove and clean the funnel . Fuel spills. If the vehicle runs out of fuel and must be filled from a portable fuel adapter and return it to the . Under certain conditions, container: storage location. fuel fires. Filling the Tank (Diesel) Be careful not to spill fuel. Wait An arrow on the fuel gauge five seconds after you have finished indicates which side of the vehicle pumping before removing the fill the fuel door is on. See Fuel Gauge nozzle. Clean fuel from painted 0 111. Do not refill the diesel fuel surfaces as soon as possible. See and Diesel Exhaust Fluid (DEF) at Exterior Care 0 356. Push the fuel 1. Locate the capless funnel the same time. door closed until it latches. adapter from under the spare tire. 2. Insert and latch the funnel into the capless fuel system. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 259

{ Warning Warning (Continued)

Fuel vapors and fuel fires burn . Before touching the fill violently and can cause injury or nozzle, touch a metallic death. object to discharge static electricity from your body. Follow these guidelines to help avoid injuries to you and others: . Fuel can spray out if the fuel cap is opened too quickly. . Read and follow all the This spray can happen if the instructions on the fuel tank is nearly full, and is pump island. more likely in hot weather. . Turn off the engine when Open the fuel cap slowly To open the fuel door, push and refueling. and wait for any hiss noise to stop, then unscrew the release the rearward center edge of . Keep sparks, flames, and cap all the way. the door. smoking materials away Turn the fuel cap counterclockwise from fuel. to remove. When refueling, hang the . Do not leave the fuel pump fuel cap from the hook on the fuel unattended. door. Fully insert and latch the fill . Avoid using electronic nozzle, begin fueling. devices while refueling. . Do not re-enter the vehicle while pumping fuel. . Keep children away from the fuel pump and never let children pump fuel. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

260 Driving and Operating Accidental Refueling with { Warning { Warning Gasoline Overfilling the fuel tank by more If a fire starts while you are than three clicks of a standard fill refueling, do not remove the fill Caution nozzle may cause: nozzle. Shut off the flow of fuel by If the vehicle is accidentally . Vehicle performance issues, shutting off the pump or by refueled with gasoline, do not including engine stalling and notifying the station attendant. continue driving the vehicle damage to the fuel system. Leave the area immediately. except to get to a location where . Fuel spills. it can be stopped safely. Driving the vehicle will damage the . Under certain conditions, Caution engine. Tow the vehicle for fuel fires. service. Have the gasoline If a new fuel cap is needed, be removed from the tank and fuel Diesel fuel can foam when filling the sure to get the right type of cap system. tank. The automatic pump nozzle from your dealer. The wrong type may shut off, even if the tank is not of fuel cap may not fit properly full. Wait for the foaming to stop, and could damage the fuel Filling a Portable Fuel and then fill the tank more slowly. system. Container (Gasoline) Be careful not to spill fuel. Wait five seconds after pumping before { Warning removing the fill nozzle. Clean fuel from painted surfaces as soon as Never fill a portable fuel container 0 possible. See Exterior Care 356. while it is in the vehicle. Static Reinstall the cap by turning it electricity discharge from the clockwise until it clicks. Push the container can ignite the fuel fuel door closed until it latches. vapor. You or others could be (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 261 Filling a Portable Fuel Warning (Continued) Warning (Continued) Container (Diesel) badly burned and the vehicle . Fill the container no more could be damaged. To help avoid { Warning than 95% full to allow for injury to you and others: expansion. . Dispense fuel only into Filling a portable fuel container . Do not smoke, light approved containers. while it is in the vehicle can cause matches, or use lighters fuel vapors that can ignite either while pumping fuel. . Do not fill a container while by static electricity or other . Do not use electronic it is inside a vehicle, in a means. You or others could be devices while pumping fuel. vehicle's trunk, in a pickup badly burned and the vehicle bed, or on any surface other could be damaged. Always: than the ground. . Use approved fuel Bring the fill nozzle in . containers. contact with the inside of the fill opening before . Remove the container from operating the nozzle. the vehicle, trunk, or pickup Maintain contact until filling bed before filling. is complete. . Place the container on the . Keep sparks, flames, and ground. smoking materials away . Place the nozzle inside the from fuel. fill opening of the container . Do not use electronic before dispensing fuel, and devices while pumping fuel. keep it in contact with the fill opening until filling is complete. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

262 Driving and Operating Trailer Towing Driving Characteristics handling, acceleration, braking, durability, and fuel economy. and Towing Tips Successful, safe trailering takes General Towing correct equipment, and it has to be Information { Warning used properly. Only use towing equipment that has You can lose control when towing The following information has many been designed for the vehicle. a trailer if the correct equipment is time-tested, important trailering tips Contact your dealer or trailering not used or the vehicle is not and safety rules. Many of these are dealer for assistance with preparing driven properly. For example, important for your safety and that of your passengers. Read this section the vehicle to tow a trailer. Read the if the trailer is too heavy or the entire section before towing a trailer. carefully before pulling a trailer. trailer brakes are inadequate for To tow a disabled vehicle, see the load, the vehicle may not stop When towing a trailer: 0 Towing the Vehicle 352. To tow as expected. You and others . Become familiar with and follow the vehicle behind another vehicle could be seriously injured. The all state and local laws that such as a motor home, see vehicle may also be damaged, 0 apply to trailer towing. These Recreational Vehicle Towing 353. and the repairs would not be requirements vary from state to When towing with the 2.0L L4 covered by the vehicle warranty. state. engine, only use unleaded gasoline Pull a trailer only if all the steps in . State laws may require the use with an octane rating of 89 or this section have been followed. of extended side view mirrors. higher. Using gasoline with a lower Ask your dealer for advice and Even if not required, you should octane rating while towing may information about towing a trailer install extended side view damage the engine and may not be with the vehicle. mirrors if your visibility is limited covered by the vehicle warranty. or restricted while towing. Driving with a Trailer . Do not tow a trailer during the Trailering is different than just first 800 km (500 mi) of vehicle driving the vehicle by itself. use to prevent damage to the Trailering means changes in engine, axle, or other parts. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 263 . It is recommended to perform If equipped, the following driver the first oil change before heavy assistance features should be { Warning towing. turned to alert or off when towing a trailer: To prevent serious injury or death . During the first 800 km (500 mi) from carbon monoxide (CO), of trailer towing, do not drive . Automatic Emergency when towing a trailer: over 80 km/h (50 mph) and do Braking (AEB) not make starts at full throttle. . Do not drive with the . Intelligent Brake Assist (IBA) liftgate, trunk/hatch, . Vehicles can tow in D (Drive). . Front Pedestrian Braking (FPB) or rear-most window open. If the transmission downshifts too often, a lower gear may be If equipped with Lane Change Alert . Fully open the air outlets on selected using Manual Mode (LCA), the LCA detection zones that or under the instrument See Manual Mode 0 205. extend back from the side of the panel. vehicle do not move further back If equipped, the following driver . Adjust the climate control when a trailer is towed. Use caution system to a setting that assistance features should be while changing lanes when towing a turned off when towing a trailer: brings in only outside air. trailer. See “Climate Control . Adaptive Cruise Control (ACC) If equipped with Rear Cross Traffic Systems” in the Index. . Super Cruise Control Alert (RCTA), use caution while For more information about . Lane Keep Assist (LKA) backing up when towing a trailer, as carbon monoxide, see Engine the RCTA detection zones that Exhaust 0 191. . Park Assist extend out from the back of the . Automatic Parking Assist (APA) vehicle do not move further back when a trailer is towed. Towing a trailer requires experience. . Reverse Automatic The combination of the vehicle and Braking (RAB) trailer is longer and not as responsive as the vehicle itself. Get used to the handling and braking of GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

264 Driving and Operating the combination by driving on a by the trailer, which mainly occurs Always back up slowly and, level road surface before driving on during cornering. This is normal if possible, have someone public roads. when towing heavier trailers. guide you. The trailer structure, the tires, and Following Distance Making Turns the brakes must be all be rated to Stay at least twice as far behind the carry the intended cargo. Caution Inadequate trailer equipment can vehicle ahead as you would when driving without a trailer. This can cause the combination to operate in Turn more slowly and make wider an unexpected or unsafe manner. help to avoid heavy braking and sudden turns. arcs when towing a trailer to Before driving, inspect all trailer prevent damage to your vehicle. hitch parts and attachments, safety Passing Making very sharp turns could chains, electrical connectors, lamps, cause the trailer to contact the tires, and mirrors. See Towing More passing distance is needed Equipment 0 269. If the trailer has when towing a trailer. The vehicle. electric brakes, start the combination of the vehicle and combination moving and then trailer will not accelerate as quickly Make wider turns than normal when manually apply the trailer brake and is much longer than the vehicle towing, so trailer will not go over soft controller to check that the trailer alone. It is necessary to go much shoulders, over curbs, or strike road brakes work. During the trip, farther beyond the passed vehicle signs, trees, or other objects. occasionally check that the cargo before returning to the lane. Pass Always signal turns well in advance. and trailer are secure and that the on level roadways. Avoid passing Do not steer or brake suddenly. lamps and any trailer brakes are on hills if possible. Driving on Grades working. Backing Up Towing with a Stability Control Reduce speed and shift to a lower Hold the bottom of the steering gear before starting down a long or System wheel with one hand. To move the steep downhill grade. If the When towing, the stability control trailer to the left, move that hand to transmission is not shifted down, the system might be heard. The system the left. To move the trailer to the brakes may overheat and result in reacts to vehicle movement caused right, move that hand to the right. reduced braking efficiency. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 265 The vehicle can tow in D (Drive). When parking your vehicle and your 3. Drive slowly until the trailer is Shift the transmission to a lower trailer on a hill: clear of the chocks. gear if the transmission shifts too 1. Press the brake pedal, but do 4. Stop and have someone pick often under heavy loads and/or hilly not shift into P (Park) yet. Turn up and store the chocks. conditions. the wheels into the curb if When towing at higher altitudes, facing downhill or into traffic if Maintenance When Trailer engine coolant will boil at a lower facing uphill. Towing temperature than at lower altitudes. 2. Have someone place chocks The vehicle needs service more If the engine is turned off under the trailer wheels. often when used to tow trailers. See immediately after towing at high Maintenance Schedule 0 368. It is altitude on steep uphill grades, the 3. When the wheel chocks are in especially important to check the vehicle could show signs similar to place, gradually release the automatic transmission fluid, engine engine overheating. To avoid this, brake pedal to allow the chocks oil, axle lubricant, belts, cooling let the engine run, preferably on to absorb the load of the trailer. system, and brake system before level ground, with the transmission 4. Reapply the brake pedal. Then and during each trip. in P (Park) for a few minutes before apply the parking brake and Check periodically that all nuts and turning the engine off. If the shift into P (Park). overheat warning comes on, see bolts on the trailer hitch are tight. 5. Release the brake pedal. Engine Overheating 0 294. Engine Cooling When Trailer Parking on Hills Leaving After Parking on a Hill Towing 1. Apply and hold the brake The cooling system may temporarily { Warning pedal. overheat during severe operating . Start the engine. conditions. See Engine Overheating To prevent serious injury or death, 0 294. always park your vehicle and . Shift into a gear. trailer on a level surface when . Release the parking brake. possible. 2. Let up on the brake pedal. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

266 Driving and Operating Trailer Towing Trailer Weight Ratings { Warning When towing a trailer, the combined Caution weight of the vehicle, vehicle You and others could be seriously contents, trailer, and trailer contents injured or killed if the trailer is too Towing a trailer improperly can must be below all of the maximum heavy or the trailer brakes are damage the vehicle and result in weight ratings for the vehicle, inadequate for the load. The costly repairs not covered by the including: vehicle may be damaged, and the vehicle warranty. To tow a trailer . GCWR: Gross Combined Weight repairs would not be covered by correctly, follow the directions in Rating the vehicle warranty. this section and see your dealer for important information about . GVWR: Gross Vehicle Weight Only tow a trailer if all the steps in towing a trailer with the vehicle. Rating this section have been followed. . Maximum Trailer Weight Rating Ask your dealer for advice and information about towing a trailer. Trailer Weight . Maximum Trailer Tongue Weight Rating Gross Combined Weight { Warning See “Trailer Brakes” under Towing Equipment 0 269 to determine if Rating (GCWR) Never exceed the towing capacity brakes are required based on your GCWR is the total allowable weight for your vehicle. trailer's weight. of the completely loaded vehicle The only way to be sure the weight and trailer including any fuel, Safe trailering requires monitoring is not exceeding any of these passengers, cargo, equipment, and the weight, speed, altitude, road ratings is to weigh the tow vehicle accessories. Do not exceed the grades, outside temperature, and trailer combination, fully loaded GCWR for your vehicle. The GCWR dimensions of the front of the trailer, for the trip, getting individual for the vehicle is on the Tow Rating and how frequently the vehicle is weights for each of these items. Chart following. used to tow a trailer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 267 Gross Vehicle Weight Rating (GVWR) For information about the vehicle's maximum load capacity, see Vehicle Load Limits 0 175. When calculating the GVWR with a trailer attached, the trailer tongue weight must be included as part of the weight the vehicle is carrying. Maximum Trailer Weight The maximum trailer weight rating is calculated assuming the tow vehicle has a driver, a front seat passenger, and all required trailering equipment. This value represents the heaviest trailer the vehicle can tow, but it may be necessary to reduce the trailer weight to stay within the GCW, GVWR, maximum trailer tongue load, or GAWR-RR for the vehicle. Use the tow rating chart to determine how much the trailer can weigh, based on the vehicle model and options. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

268 Driving and Operating

Maximum Trailer GCWR* Weight with Trailer Vehicle Brakes† 1.5L Gas FWD 680 kg (1,500 lb) 2 380 kg (5,247 lb) 1.5L Gas AWD 680 kg (1,500 lb) 2 480 kg (5,467 lb) 1.6L Diesel, 2.0L Gas 680 kg (1,500 lb) 2 580 kg (5,687 lb) 2.0L Gas with V92 1 590 kg (3,505 lb) 3 490 kg (7,694 lb) Trailering Provisions † For trailers without trailer brakes the maximum trailer weight is 454 kg (1,000 lb). See Towing Equipment 0 269. * The Gross Combination Weight Rating (GCWR) is the total allowable Do not exceed a maximum trailer weight of the completely loaded vehicle and trailer including any tongue weight of 159 kg (350 lb). passengers, cargo, equipment, and conversions. Do not exceed the The trailer tongue weight contributes GCWR for the vehicle. to the Gross Vehicle Weight (GVW). GVW includes the CURB WEIGHT of your vehicle, any passengers, Maximum Trailer Tongue tongue weight rating while still cargo, equipment and the trailer Weight maintaining the correct trailer load tongue weight. Vehicle options, balance. passengers, cargo, and equipment The Maximum Trailer Tongue reduce the maximum allowable Weight Rating is the allowable tongue weight the vehicle can carry, trailer tongue weight that the vehicle which also reduces the maximum can support using a conventional allowable trailer weight. trailer hitch. It may be necessary to reduce the overall trailer weight to stay within the maximum trailer GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 269 Trailer Load Balance After loading the trailer, separately half of the maximum allowable weigh the trailer and then the trailer tongue weight for the vehicle or The correct trailer load balance tongue and calculate the trailer load 227 kg (500 lb), whichever is less. must be maintained to ensure trailer balance percentage to see if the stability. Incorrect load balance is a Ask your dealer for trailering weights and distribution are leading cause of trailer sway. information or assistance. appropriate for your vehicle. If the trailer weight is too high, it may be possible to trasfer some of the Towing Equipment cargo into your vehicle. If the trailer Hitches tongue weight is too high or too low, it may be possible to rearrange Always use the correct hitch some of the cargo inside of the equipment for your vehicle. trailer. Crosswinds, large trucks going by, and rough roads can affect the Do not exceed the maximum trailer and the hitch. allowable tongue weight for your vehicle. Use the shortest hitch Proper hitch equipment for your extension available to position the vehicle helps maintain control of the hitch ball closer to your vehicle. This vehicle-trailer combination. Many will help reduce the effect of the trailers can be towed using a The trailer tongue weight (1) should trailer tongue weight on the trailer weight-carrying hitch which has a be 10–15% of the loaded trailer hitch and the rear axle. coupler latched to the hitch ball, or a weight (2). Some specific trailer tow eye latched to a pintle hook. types, such as boat trailers, fall If a cargo carrier is used in the Other trailers may require a outside of this range. Always refer trailer hitch receiver, choose a weight-distributing hitch that uses to the trailer owner’s manual for the carrier that positions the load as spring bars to distribute the trailer recommended trailer tongue weight close to the vehicle as possible. tongue weight between your vehicle for each trailer. Never exceed the Make sure the total weight, and trailer axles. See “Maximum maximum loads for your vehicle, including the carrier, is no more than Trailer Tongue Weight” under Trailer hitch and trailer. Towing 0 266 for weight limits with various hitch types. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

270 Driving and Operating Never attach rental hitches or other Consider using mechanical sway hitch. Always leave just enough bumper-type hitches. Only use controls with any trailer. Ask a slack so the combination can turn. frame-mounted hitches that do not trailering professional about sway Never allow safety chains to drag on attach to the bumper. controls or refer to the trailer the ground. manufacturer's recommendations Hitch Cover and instructions. Trailer Brakes Loaded trailers over 450 kg Tires (1,000 lb) must be equipped with . Do not tow a trailer while using a brake systems and with brakes for compact spare tire on the each axle. Trailer braking equipment vehicle. conforming to Canadian Standards . Tires must be properly inflated to Association (CSA) requirement support loads while towing a CAN3-D313, or its equivalent, is trailer. See Tires 0 314 for recommended. instructions on proper tire State or local regulations may inflation. require trailers to have their own braking system if the loaded weight Safety Chains of the trailer exceeds certain Always attach chains between the minimums that can vary from state To remove the hitch cover: vehicle and the trailer, and attach to state. Read and follow the 1. Remove two fasteners (2). the chains to the holes on the trailer instructions for the trailer brakes so hitch platform. Instructions about they are installed, adjusted, and 2. Pull the bottom edge of the safety chains may be provided by maintained properly. Never attempt cover rearward. the hitch manufacturer or by the to tap into your vehicle's hydraulic 3. Disengage the cover at the trailer manufacturer. brake system. If you do, both the upper attachments (1) and vehicle anti-lock brakes and the Cross the safety chains under the remove. trailer brakes may not function, tongue of the trailer to help prevent which could result in a crash. the tongue from contacting the road if it becomes separated from the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Driving and Operating 271 Trailer Lamps Always check all trailer tire Conversions and pressures before each trip when the Always check all trailer lamps are tires are cool. Low trailer tire Add-Ons working at the beginning of each pressure is a leading cause of trailer trip, and periodically on longer trips. tire blow-outs. Add-On Electrical Turn Signals When Towing a Trailer tires deteriorate over time. Equipment Trailer The trailer tire sidewall will show the When properly connected, the trailer week and year the tire was { Warning turn signals will illuminate to indicate manufactured. Many trailer tire the vehicle is turning, changing manufacturers recommend The Data Link Connector (DLC) is lanes, or stopping. When towing a replacing tires more than six used for vehicle service and trailer, the arrows on the instrument years old. Emission Inspection/Maintenance cluster will illuminate even if the Overloading is another leading testing. See Malfunction Indicator trailer is not properly connected or cause of trailer tire blow-outs. Never Lamp (Check Engine Light) 0 115. the bulbs are burned out. load your trailer with more weight A device connected to the DLC — Trailer Tires than the tires are designed to such as an aftermarket fleet or support. The load rating is located driver-behavior tracking device — Special Trailer (ST) tires differ from on the trailer tire sidewall. may interfere with vehicle vehicle tires. Trailer tires are Always know the maximum speed systems. This could affect vehicle designed with stiff sidewalls to help rating for the trailer tires before operation and cause a crash. prevent sway and to support heavy driving. This may be significantly Such devices may also access loads. These features can make it lower than the vehicle tire speed information stored in the vehicle s difficult to determine if the trailer tire ’ rating. The speed rating may be on systems. pressures are low only based on a the trailer tire sidewall. If the speed visual inspection. rating is not shown, the default trailer tire speed rating is 105 km/h (65 mph). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

272 Driving and Operating

Caution

Some electrical equipment can damage the vehicle or cause components to not work and would not be covered by the vehicle warranty. Always check with your dealer before adding electrical equipment.

Add-on equipment can drain the vehicle's 12-volt battery, even if the vehicle is not operating. The vehicle has an airbag system. Before attempting to add anything electrical to the vehicle, see Servicing the Airbag-Equipped Vehicle 0 68 and Adding Equipment to the Airbag-Equipped Vehicle 0 69. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 273 Starter Switch Check ...... 299 Wheels and Tires Vehicle Care Park Brake and P (Park) Tires ...... 314 Mechanism Check ...... 300 All-Season Tires ...... 315 General Information Wiper Blade Replacement . . . . 300 Winter Tires ...... 315 Windshield Replacement . . . . . 301 Summer Tires ...... 316 General Information ...... 274 Gas Strut(s) ...... 302 Tire Sidewall Labeling ...... 316 California Proposition Tire Designations ...... 318 65 Warning ...... 274 Headlamp Aiming Tire Terminology and California Perchlorate Front Headlamp Aiming ...... 303 Definitions ...... 319 Materials Requirements . . . . . 275 Tire Pressure ...... 321 Accessories and Bulb Replacement Tire Pressure Monitor Modifications ...... 275 Bulb Replacement ...... 303 Halogen Bulbs ...... 303 System ...... 323 Vehicle Checks High Intensity Discharge (HID) Tire Pressure Monitor Doing Your Own Lighting ...... 304 Operation ...... 324 Service Work ...... 275 LED Lighting ...... 304 Tire Inspection ...... 328 Hood ...... 276 Front Turn Signal Lamps . . . . . 304 Tire Rotation ...... 328 Engine Compartment Taillamps ...... 304 When It Is Time for New Overview ...... 278 License Plate Lamp ...... 305 Tires ...... 329 Engine Oil ...... 283 Buying New Tires ...... 330 Engine Oil Life System ...... 287 Electrical System Different Size Tires and Automatic Transmission Electrical System Overload . . . 306 Wheels ...... 331 Fluid ...... 288 Fuses and Circuit Breakers . . . 307 Uniform Tire Quality Engine Air Cleaner/Filter ...... 288 Engine Compartment Fuse Grading ...... 332 Cooling System ...... 290 Block ...... 307 Wheel Alignment and Tire Engine Overheating ...... 294 Instrument Panel Fuse Balance ...... 333 Washer Fluid ...... 296 Block ...... 310 Wheel Replacement ...... 333 Brakes ...... 296 Rear Compartment Fuse Tire Chains ...... 334 Brake Fluid ...... 297 Block ...... 312 If a Tire Goes Flat ...... 335 Battery - North America ...... 298 Tire Sealant and All-Wheel Drive ...... 299 Compressor Kit ...... 336 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

274 Vehicle Care Storing the Tire Sealant and General Information California Proposition Compressor Kit ...... 342 Tire Changing ...... 343 For service and parts needs, visit 65 Warning Compact Spare Tire ...... 348 your dealer. You will receive genuine GM parts and GM-trained { Warning Jump Starting and supported service people. Jump Starting - North Most motor vehicles, including America ...... 349 Genuine GM parts have one of this one, as well as many of its these marks: Towing the Vehicle service parts and fluids, contain Towing the Vehicle ...... 352 and/or emit chemicals known to Recreational Vehicle the State of California to cause Towing ...... 353 cancer and birth defects or other reproductive harm. Engine Appearance Care exhaust, many parts and Exterior Care ...... 356 systems, many fluids, and some Interior Care ...... 361 component wear by-products Floor Mats ...... 364 contain and/or emit these chemicals. For more information go to www.P65Warnings.ca.gov/ passenger-vehicle.

See Battery - North America 0 298 and Jump Starting - North America 0 349 and the back cover. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 275 California Perchlorate Damage to suspension components Vehicle Checks caused by modifying vehicle height Materials Requirements outside of factory settings will not be Certain types of automotive covered by the vehicle warranty. Doing Your Own applications, such as airbag Damage to vehicle components Service Work initiators, seat belt pretensioners, resulting from modifications or the and lithium batteries contained in installation or use of non-GM { Warning electronic keys, may contain certified parts, including control perchlorate materials. Perchlorate module or software modifications, is It can be dangerous to work on Material – special handling may not covered under the terms of the your vehicle if you do not have apply. See www.dtsc.ca.gov/ vehicle warranty and may affect the proper knowledge, service hazardouswaste/perchlorate. remaining warranty coverage for manual, tools, or parts. Always affected parts. follow owner’s manual procedures Accessories and and consult the service manual GM Accessories are designed to Modifications complement and function with other for your vehicle before doing any service work. Adding non-dealer accessories or systems on the vehicle. See your making modifications to the vehicle dealer to accessorize the vehicle can affect vehicle performance and using genuine GM Accessories If doing some of your own service safety, including such things as installed by a dealer technician. work, use the proper service airbags, braking, stability, ride and Also, see Adding Equipment to the manual. It tells you much more handling, emissions systems, Airbag-Equipped Vehicle 0 69. about how to service the vehicle aerodynamics, durability, and than this manual can. To order the electronic systems like antilock proper service manual, see brakes, traction control, and stability Publication Ordering Information control. These accessories or 0 394. modifications could even cause This vehicle has an airbag system. malfunction or damage not covered Before attempting to do your own by the vehicle warranty. service work, see Servicing the Airbag-Equipped Vehicle 0 68. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

276 Vehicle Care If equipped with remote vehicle Hood To open the hood: start, open the hood before 1. Pull the hood release lever with performing any service work to prevent remote starting the vehicle { Warning the i symbol. It is on the lower left side of the instrument accidentally. See Remote Vehicle For vehicles with auto engine Start 0 15. panel. stop/start, turn the vehicle off Keep a record with all parts receipts before opening the hood. If the and list the mileage and the date of vehicle is on, the engine will start any service work performed. See when the hood is opened. You or Maintenance Records 0 380. others could be injured.

Caution

Even small amounts of { Warning contamination can cause damage to vehicle systems. Do not allow Components under the hood can contaminants to contact the fluids, get hot from running the engine. reservoir caps, or dipsticks. To help avoid the risk of burning unprotected skin, never touch these components until they have 2. Go to the front of the vehicle cooled, and always use a glove or and locate the secondary towel to avoid direct skin contact. release lever under the front center of the hood. Push the secondary hood release lever Clear any snow from the hood to the right to release. before opening. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 277 2. Lift the hood and remove the hood prop rod from the underside of the hood. Return the prop rod to its retainer. The prop rod must click into place when returning it to the retainer to prevent hood damage. 3. Lower the hood 20 cm (8 in) above the vehicle and release it. Check to make sure the hood is latched completely. Repeat this process with 3. Lift the hood and release the additional force if necessary. hood prop rod from its retainer in the front of the engine { Warning compartment. Securely insert the rod end into the slot Do not drive the vehicle if the marked with an arrow, on the hood is not latched completely. underside of the hood. The hood could open fully, block your vision, and cause a crash. To close the hood: You or others could be injured. 1. Before closing the hood, be Always close the hood completely sure all filler caps are on before driving. properly, and all tools are removed. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

278 Vehicle Care Engine Compartment Overview

1.5L Gas Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 279 1. Engine Air Cleaner/Filter 0 288. 2. Engine Oil Fill Cap. See Engine Oil 0 283. 3. Engine Oil Dipstick. See Engine Oil 0 283. 4. Engine Cooling Fan. See Cooling System 0 290. 5. Brake Fluid Reservoir. See Brake Fluid 0 297. 6. Engine Compartment Fuse Block 0 307. 7. Remote Positive (+) Terminal (Under Cover). See Jump Starting - North America 0 349. 8. Engine Coolant Surge Tank and Pressure Cap. See Cooling System 0 290. 9. Battery - North America 0 298. 10. Remote Negative (−) Terminal. See Jump Starting - North America 0 349. 11. Windshield Washer Fluid Reservoir. See Washer Fluid 0 296. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

280 Vehicle Care

1.6L L4 Diesel Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 281 1. Engine Air Cleaner/Filter 0 288. 2. Engine Cooling Fan. See Cooling System 0 290. 3. Engine Oil Dipstick. See Engine Oil 0 283. 4. Engine Oil Fill Cap. See Engine Oil 0 283. 5. Brake Fluid Reservoir. See Brake Fluid 0 297. 6. Engine Compartment Fuse Block 0 307. 7. Remote Positive (+) Terminal (Under Cover). See Jump Starting - North America 0 349. 8. Engine Coolant Surge Tank and Pressure Cap. See Cooling System 0 290. 9. Battery - North America 0 298. 10. Remote Negative (−) Terminal. See Jump Starting - North America 0 349. 11. Windshield Washer Fluid Reservoir. See Washer Fluid 0 296. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

282 Vehicle Care

2.0L Gas Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 283 1. Engine Air Cleaner/Filter 0 288. Engine Oil Checking Engine Oil 2. Engine Oil Fill Cap. See To ensure proper engine Check the engine oil level regularly, 0 Engine Oil 283. performance and long life, careful every 650 km (400 mi), especially 3. Engine Oil Dipstick. See attention must be paid to engine oil. prior to a long trip. The engine oil Engine Oil 0 283. Following these simple, but dipstick handle is a loop. See important steps will help protect Engine Compartment Overview 4. Engine Cooling Fan. See your investment: 0 278 for the location. Cooling System 0 290. . Use engine oil approved to the 5. Brake Fluid Reservoir. See proper specification and of the { Warning Brake Fluid 0 297. proper viscosity grade. See The engine oil dipstick handle 6. Engine Compartment Fuse Selecting the Right Engine Oil “ ” may be hot; it could burn you. Block 0 307. in this section. Use a towel or glove to touch the 7. Remote Positive (+) Terminal . Check the engine oil level dipstick handle. (Under Cover). See Jump regularly and maintain the Starting - North America 0 349. proper oil level. See “Checking If a low oil Driver Information Center 8. Engine Coolant Surge Tank Engine Oil” and “When to Add Engine Oil” in this section. (DIC) message displays, check the and Pressure Cap. See oil level. If the oil is not low and the 0 Cooling System 290. . Change the engine oil at the low oil message remains on, take 9. Battery - North America 0 298. appropriate time. See Engine Oil the vehicle to your dealer for Life System 0 287. service. 10. Remote Negative (−) Terminal. See Jump Starting - North . Always dispose of engine oil Follow these guidelines: America 0 349. properly. See “What to Do with Used Oil” in this section. . To get an accurate reading, park 11. Windshield Washer Fluid the vehicle on level ground. Reservoir. See Washer Fluid Check the engine oil level after 0 296. the engine has been off for at least two hours. Checking the engine oil level on steep grades GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

284 Vehicle Care or too soon after engine shutoff can result in incorrect readings. Caution Accuracy improves when checking a cold engine prior to Do not add too much oil. Oil starting. Remove the dipstick levels above or below the and check the level. acceptable operating range shown on the dipstick are harmful . If unable to wait two hours, the LTG 2.0L L4 Turbo Engine — FWD to the engine. If the oil level is engine must be off for at least Shown, AWD Similar above the operating range (i.e., 15 minutes if the engine is the engine has so much oil that warm, or at least 30 minutes if the oil level gets above the the engine is not warm. Pull out the dipstick, wipe it with a clean cross-hatched area that shows paper towel or cloth, then push it the proper operating range), the back in all the way. Remove it engine could be damaged. Drain again, keeping the tip down, and the excess oil or limit driving of check the level. LH7 1.6L L4 Diesel Engine the vehicle, and seek a service professional to remove the If the oil is below the cross-hatched When to Add Engine Oil excess oil. area at the tip of the dipstick and the engine has been off for at least 15 minutes, add 1 L (1 qt) of the See Engine Compartment Overview recommended oil and then recheck 0 278 for the location of the engine the level. See “Selecting the Right oil fill cap. Engine Oil” later in this section for Add enough oil to put the level an explanation of what kind of oil to somewhere in the proper operating use. For engine oil crankcase range. Push the dipstick all the way capacity, see Capacities and back in when through. Specifications 0 382. LYX 1.5L L4 Turbo Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 285 Selecting the Right Engine Oil Selecting the Right Engine Oil (Gasoline Engines) Caution (Diesel Engines) Selecting the right engine oil Failure to use the recommended Selecting the right engine oil depends on both the proper oil engine oil or equivalent can result depends on both the proper oil specification and viscosity grade. in engine damage not covered by specification and viscosity grade. See Recommended Fluids and the vehicle warranty. Lubricants 0 377. Specification Ask for and use engine oils that Specification Viscosity Grade meet the dexos2 specification. Use full synthetic engine oils that For the LYX 1.5L turbo engine, use Engine oils that have been meet the dexos1 specification. SAE 0W20 viscosity grade approved by GM as meeting the Engine oils that have been engine oil. dexos2 specification are marked with the dexos2 approved logo. See approved by GM as meeting the For the LTG 2.0L turbo engine, use www.gmdexos.com. dexos1 specification are marked SAE 5W-30 viscosity grade engine with the dexos1 approved logo. See oil. Cold Temperature Operation: In Use of Substitute Engine Oils if www.gmdexos.com. an area of extreme cold, where the dexos2 is unavailable: In the event temperature falls below −29 °C that dexos2-approved engine oil is (−20 °F), an SAE 0W-30 oil may be not available at an oil change or for used. An oil of this viscosity grade maintaining proper oil level, you will provide easier cold starting for may use substitute engine oil that the engine at extremely low meets ACEA C3 of the appropriate temperatures. viscosity grade. When selecting an oil of the appropriate viscosity grade, it is recommended to select an oil of the correct specification. See “Specification” earlier in this section. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

286 Vehicle Care will provide easier cold starting for the engine at extremely low temperatures. When selecting an oil of the appropriate viscosity grade, it is recommended to select an oil of the correct specification. See “Specification” earlier in this section. Caution Engine Oil Additives/Engine Use only engine oil that is Oil Flushes approved to the dexos2 Do not add anything to the oil. The specification or equivalent engine recommended oils meeting the oil as defined in the preceding dexos specification are all that is paragraph. Failure to use the needed for good performance and recommended engine oil can engine protection. result in engine damage not Engine oil system flushes are not covered by the vehicle warranty. recommended and could cause engine damage not covered by the Viscosity Grade vehicle warranty. Use SAE 5W-30 viscosity grade What to Do with Used Oil engine oil. Used engine oil contains certain elements that can be unhealthy for your skin and could even cause Cold Temperature Operation: In an cancer. Do not let used oil stay on area of extreme cold, where the your skin for very long. Clean your temperature falls below −29 °C skin and nails with soap and water, (−20 °F), an SAE 0W-40 oil may be or a good hand cleaner. Wash or used. An oil of this viscosity grade properly dispose of clothing or rags GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 287 containing used engine oil. See the When the system has calculated How to Reset the Engine Oil manufacturer's warnings about the that oil life has been diminished, it Life System use and disposal of oil products. indicates that an oil change is Reset the system whenever the Used oil can be a threat to the necessary. A CHANGE ENGINE OIL SOON message comes on. engine oil is changed so that the environment. If you change your system can calculate the next own oil, be sure to drain all the oil Change the oil as soon as possible within the next 1 000 km (600 mi). engine oil change. To reset the from the filter before disposal. Never system: dispose of oil by putting it in the It is possible that, if driving under trash or pouring it on the ground, the best conditions, the oil life 1. Display REMAINING OIL LIFE into sewers, or into streams or system may indicate that an oil on the DIC menu. See Driver change is not necessary for up to a Information Center (DIC) (Base bodies of water. Recycle it by taking 0 it to a place that collects used oil. year. The engine oil and filter must and Midlevel) 124 or be changed at least once a year Driver Information Center (DIC) and, at this time, the system must (Uplevel) 0 130. Engine Oil Life System be reset. Your dealer has trained 2. Press and hold V for several When to Change Engine Oil service people who will perform this work and reset the system. It is also seconds while the Oil Life This vehicle has a computer system important to check the oil regularly display is active to reset the Oil that indicates when to change the over the course of an oil drain Life system. engine oil and filter. This is based interval and keep it at the proper 3. REMAINING OIL LIFE 100% on a combination of factors which level. will be displayed when the oil include engine revolutions, engine life system is successfully temperature, and miles driven. If the system is ever reset reset. Based on driving conditions, the accidentally, the oil must be mileage at which an oil change is changed at 5 000 km (3,000 mi) The oil life system can also be reset indicated can vary considerably. For since the last oil change. as follows: the oil life system to work properly, Remember to reset the oil life system whenever the oil is changed. 1. Place the ignition in Service the system must be reset every time Mode. See Ignition Positions the oil is changed. 0 179. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

288 Vehicle Care 2. Display REMAINING OIL LIFE Change the fluid at the intervals Engine Air Cleaner/Filter on the DIC menu. See Driver listed in Maintenance Schedule Information Center (DIC) (Base 0 368, and be sure to use the The engine air cleaner/filter is in the and Midlevel) 0 124 or transmission fluid listed in engine compartment on the Driver Information Center (DIC) Recommended Fluids and passenger side of the vehicle. See (Uplevel) 0 130. Lubricants 0 377. Engine Compartment Overview 0 278. 3. Fully press and release the accelerator pedal three times Caution When to Inspect the Engine Air within five seconds. Cleaner/Filter Use of the incorrect automatic 4. If the display changes to 100%, transmission fluid may damage For intervals on changing and the system is reset. the vehicle, and the damage may inspecting the engine air cleaner/ If the CHANGE ENGINE OIL SOON not be covered by the vehicle filter, see Maintenance Schedule 0 message comes back on when the warranty. Always use the correct 368. vehicle is started, the engine oil life automatic transmission fluid. See How to Inspect the Engine Air system has not reset. Repeat the Recommended Fluids and Cleaner/Filter procedure. Lubricants 0 377. Do not start the engine or have the Automatic Transmission engine running with the engine air There is a special procedure for cleaner/filter housing open. Before Fluid checking and changing the removing the engine air cleaner/ It is not necessary to check the transmission fluid. Because this filter, make sure that the engine air transmission fluid level. procedure is difficult, this should be cleaner/filter housing and nearby A transmission fluid leak is the only done by your dealer. components are free of dirt and reason for fluid loss. If a leak debris. Remove the engine air occurs, take the vehicle to your cleaner/filter. Lightly tap and shake dealer and have it repaired as soon the engine air cleaner/filter (away as possible. from the vehicle), to release loose dust and dirt. Inspect the engine air cleaner/filter for damage, and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 289 replace if damaged. Do not clean 1. Open the hood. See Hood How to Reinstall the Engine the engine air cleaner/filter or 0 276. Air Cleaner/Filter components with water or 2. Loosen the screw on the air compressed air. duct clamp (2) and remove the To inspect or replace the engine air air duct hose from the cover. cleaner/filter: 3. Remove the four screws (1) and remove the air cleaner/ filter cover, keeping the wiring harness electrical connector (3) connected to the sensor. 4. Pull straight up on the cover, and while holding the cover, remove the air cleaner/filter. 5. Inspect or replace the air cleaner/filter. 1. Align the air cleaner/filter with the indicated point on the base of the air cleaner/filter housing 1.5L Gas Engine Shown, 1.6L and install the air cleaner/filter. Diesel Engine and 2.0L Gas The outer air cleaner/filter seal must be fitted properly in the Engine Similar air cleaner/filter housing. 1. Screws 2. Align the air cleaner/filter 2. Air Duct Clamp housing cover tabs to the air 3. Electrical Connector cleaner/filter housing. 3. Install the air cleaner/filter housing cover using the four screws. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

290 Vehicle Care 4. Slide the air duct onto the Cooling System cover assembly and tighten the screw on the air duct clamp. 5. Verify that the wiring harness connector is fully connected to the sensor on the air cleaner/ filter housing.

{ Warning

Operating the engine with the air cleaner/filter off can cause you or others to be burned. Use caution 1.6L Diesel Engine when working on the engine. Do 1.5L Gas Engine 1. Engine Cooling Fan (Out not start the engine or drive the of View) vehicle with the air cleaner/filter 1. Engine Cooling Fan (Out 2. Engine Coolant Surge Tank off, as flames may be present if of View) and Pressure Cap the engine backfires. 2. Engine Coolant Surge Tank and Pressure Cap

Caution

If the air cleaner/filter is off, dirt can easily get into the engine, which could damage it. Always have the air cleaner/filter in place when driving. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 291 overheating, the fan should be { Warning running. If it is not, the vehicle needs service. Turn off the engine. Do not touch heater or radiator hoses, or other engine parts. Engine Coolant They can be very hot and can The engine cooling system in the burn you. Do not run the engine if vehicle is filled with DEX-COOL there is a leak; all coolant could engine coolant mixture. This coolant leak out. That could cause an needs to be checked and changed engine fire and can burn you. Fix at appropriate levels. See any leak before driving the Recommended Fluids and vehicle. Lubricants 0 377 and 2.0L Gas Engine Maintenance Schedule 0 368. If the coolant inside the coolant The following explains the cooling 1. Engine Cooling Fans (Out surge tank is boiling, do not do system and how to check and add of View) anything else until it cools down. coolant when it is low. If there is a 2. Engine Coolant Surge Tank The vehicle should be parked on a problem with engine overheating, and Pressure Cap level surface. see Engine Overheating 0 294. The coolant level should be at the What to Use { Warning top rib on the middle of the tank. If it is not, the vehicle may have a leak An underhood electric fan can at the radiator hoses, heater hoses, { Warning start up even when the engine is radiator, water pump, or somewhere Plain water, or other liquids such not running and can cause injury. else in the cooling system. Keep hands, clothing, and tools as alcohol, can boil before the away from any underhood If there seems to be no leak, with proper coolant mixture will. With electric fan. the engine on, check to see if the plain water or the wrong mixture, electric engine cooling fan is the engine could get too hot but running. If the engine is (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

292 Vehicle Care

Warning (Continued) Caution

there would not be an overheat Do not use anything other than a warning. The engine could catch mix of DEX-COOL coolant that fire and you or others could be meets GM Standard burned. GMW3420 and clean, drinkable water. Anything else can cause Use a 50/50 mixture of clean, damage to the engine cooling drinkable water and DEX-COOL system and the vehicle, which coolant. If using this mixture, would not be covered by the nothing else needs to be added. vehicle warranty. This mixture: Check to see if coolant is visible in . Gives freezing protection down Never dispose of engine coolant by the coolant surge tank. If the coolant to −37 °C (−34 °F), outside putting it in the trash, pouring it on inside the coolant surge tank is temperature. the ground, or pouring into sewers, boiling, do not do anything else until streams, or bodies of water. Have it cools down. If coolant is visible . Gives boiling protection up to the coolant changed by an but the coolant level mark is not 129 °C (265 °F), engine authorized service center, familiar visible, add a 50/50 mixture of temperature. with legal requirements regarding clean, drinkable water and . Protects against rust and used coolant disposal. This will help DEX-COOL coolant at the coolant corrosion. protect the environment and your surge tank to the top rib on the health. . Will not damage aluminum parts. middle of the tank, but be sure the cooling system is cool before this is . Helps keep the proper engine Checking Coolant done. See Engine Overheating temperature. The vehicle must be on a level 0 294. surface when checking the coolant level. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 293 The coolant surge tank is located in the engine compartment on the { Warning Caution driver side of the vehicle. See Engine Compartment Overview Plain water, or other liquids such Failure to follow the specific 0 278. as alcohol, can boil before the coolant fill procedure could cause proper coolant mixture will. With the engine to overheat and could How to Add Coolant to the plain water or the wrong mixture, cause system damage. If coolant Coolant Surge Tank the engine could get too hot but is not visible in the surge tank, there would not be an overheat contact your dealer. { Warning warning. The engine could catch fire and you or others could be Steam and scalding liquids from a burned. hot cooling system are under pressure. Turning the pressure cap, even a little, can cause them to come out at high speed and { Warning you could be burned. Never turn Spilling coolant on hot engine the cap when the cooling system, parts can burn you. Coolant 1. Remove the coolant surge tank including the pressure cap, is hot. contains ethylene glycol and it will pressure cap when the cooling Wait for the cooling system and system, including the coolant burn if the engine parts are hot pressure cap to cool. surge tank pressure cap and enough. upper radiator hose, is no longer hot. Turn the pressure cap slowly counterclockwise about one-quarter of a turn. If you hear a hiss, wait for that to GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

294 Vehicle Care stop. This will allow any By this time, the coolant level Engine Overheating pressure still left to be vented inside the coolant surge tank out the discharge hose. may be lower. If the level is The vehicle has an engine coolant lower, add more of the proper temperature gauge on the 2. Keep turning the pressure cap instrument cluster and overheat slowly and remove it. mixture to the coolant surge tank until the level reaches the messages in the Driver Information indicated level mark. Center (DIC) to warn of engine overheating. See Engine Coolant 5. Replace the pressure cap Temperature Gauge 0 112. tightly. The decision may be made not to lift 6. Verify coolant level after the the hood when the engine coolant engine is shut off and the temperature gauge is in the coolant is cold. If necessary, overheat zone or an engine repeat coolant fill procedure overheat DIC message displays, but Steps 1–6. instead to get service help right If the coolant still is not at the away. See Roadside Assistance proper level when the system Program 0 389. cools down again, see your If the decision to lift the hood is dealer. made, make sure the vehicle is 3. Fill the coolant surge tank with parked on a level surface. Then the proper mixture to the Caution check to see if the engine cooling indicated level mark. fan(s) are running. If the engine is 4. With the coolant surge tank If the pressure cap is not tightly overheating, the fan(s) should be pressure cap off, start the installed, coolant loss and engine running. If they are not, do not engine and let it run until you damage may occur. Be sure the continue to run the engine, and can feel the upper radiator cap is properly and tightly have the vehicle serviced. hose getting hot. Watch out for secured. the engine cooling fans. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 295 If No Steam Is Coming from 3. When it is safe to do so, pull off Caution the Engine Compartment the road, shift to P (Park) or N (Neutral), and let the Do not run the engine if there is a If the engine coolant temperature engine idle. leak in the engine cooling system. gauge is in the overheat zone or an This can cause a loss of all engine overheat DIC message is If the engine coolant temperature coolant and can damage the displayed but no steam can be seen gauge is no longer in the overheat system and vehicle. Have any or heard, the problem may not be zone or an overheat DIC message leaks fixed right away. too serious. Sometimes the engine no longer displays, the vehicle can can get a little too hot when the be driven. Continue to drive the vehicle: vehicle slowly for about 10 minutes. If Steam Is Coming from the Keep a safe distance from the Engine Compartment . Climbs a long hill on a hot day vehicle in front. If the engine coolant . Stops after high-speed driving temperature gauge does not go back to the overheat zone or an { Warning . Idles for long periods in traffic overheat DIC message does not Steam and scalding liquids from a . Tows a trailer display, continue to drive normally hot cooling system are under If the engine coolant temperature and have the cooling system pressure. Turning the pressure gauge is in the overheat zone and checked for proper fill and function. cap, even a little, can cause them an overheat DIC message is If the engine coolant temperature to come out at high speed and displayed with no sign of steam: gauge is still in the overheat zone or you could be burned. Never turn 1. Turn the air conditioning off. an overheat DIC message still the cap when the cooling system, displays, pull over, stop, and park including the pressure cap, is hot. 2. Turn the heater on to the the vehicle right away. If overheat Wait for the cooling system and highest temperature and to the messages appear repeatedly, see highest fan speed. Open the pressure cap to cool. your dealer. windows as necessary. If there is no sign of steam, idle the engine for three minutes while parked. If the engine coolant temperature gauge is still in the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

296 Vehicle Care overheat zone or an overheat DIC message displays, turn off the Caution Caution (Continued) engine until it cools down. . Do not use washer fluid that for fluid expansion if contains any type of water freezing occurs, which could Washer Fluid repellent coating. This can damage the tank if it is What to Use cause the wiper blades to completely full. chatter or skip. When windshield washer fluid is needed, be sure to read the . Do not use engine coolant Brakes manufacturer's instructions before (antifreeze) in the Disc brake pads have built-in wear use. If operating the vehicle in an windshield washer. It can indicators that make a high-pitched area where the temperature may fall damage the windshield warning sound when the brake pads below freezing, use a fluid that has washer system and paint. are worn and new pads are needed. sufficient protection against . Do not mix water with The sound can come and go or can freezing. ready-to-use washer fluid. be heard all the time when the Water can cause the Adding Washer Fluid vehicle is moving, except when solution to freeze and applying the brake pedal firmly. damage the washer fluid tank and other parts of the washer system. { Warning . When using concentrated The brake wear warning sound washer fluid, follow the means that soon the brakes will manufacturer instructions for not work well. That could lead to adding water. Open the cap with the washer a crash. When the brake wear symbol on it. Add washer fluid until . Fill the washer fluid tank warning sound is heard, have the the tank is full. See Engine only three-quarters full when vehicle serviced. Compartment Overview 0 278 for it is very cold. This allows reservoir location. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 297 Replacing Brake System Parts Checking Brake Fluid Caution Always replace brake system parts With the vehicle in P (Park) on a Continuing to drive with worn-out with new, approved replacement level surface, the brake fluid level brake pads could result in costly parts. If this is not done, the brakes should be between the minimum brake repair. may not work properly. The braking and maximum marks on the brake performance expected can change fluid reservoir. in many other ways if the wrong There are only two reasons why the Some driving conditions or climates replacement brake parts are can cause a brake squeal when the brake fluid level in the reservoir may installed or if parts are improperly go down: brakes are first applied or lightly installed. applied. This does not mean . Normal brake lining wear. When something is wrong with the brakes. Brake Fluid new linings are installed, the Properly torqued wheel nuts are fluid level goes back up. necessary to help prevent brake . A fluid leak in the brake pulsation. When tires are rotated, hydraulic system. Have the inspect brake pads for wear and brake hydraulic system fixed. evenly tighten wheel nuts in the With a leak, the brakes will not proper sequence to torque work well. specifications. See Capacities and Always clean the brake fluid Specifications 0 382. The brake master cylinder reservoir reservoir cap and the area around Brake pads should be replaced as is filled with GM approved DOT 3 the cap before removing it. complete sets. brake fluid as indicated on the Do not top off the brake fluid. reservoir cap. See Engine Adding fluid does not correct a leak. Brake Pedal Travel Compartment Overview 0 278 for If fluid is added when the linings are the location of the reservoir. See your dealer if the brake pedal worn, there will be too much fluid does not return to normal height, when new brake linings are or if there is a rapid increase in pedal travel. This could be a sign that brake service may be required. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

298 Vehicle Care installed. Add or remove fluid, as What to Add Battery - North America necessary, only when work is done Use only GM approved DOT 3 on the brake hydraulic system. The original equipment battery is brake fluid from a clean, sealed maintenance free. Do not remove container. See Recommended the cap and do not add fluid. { Warning Fluids and Lubricants 0 377. Refer to the replacement number If too much brake fluid is added, it shown on the original battery label can spill on the engine and burn, { Warning when a new battery is needed. See if the engine is hot enough. You Engine Compartment Overview The wrong or contaminated brake 0 or others could be burned, and fluid could result in damage to the 278 for battery location. the vehicle could be damaged. brake system. This could result in For replacement of the battery, see Add brake fluid only when work is the loss of braking leading to a your dealer. done on the brake hydraulic possible injury. Always use the system. The vehicle has an Absorbed Glass proper GM approved brake fluid. Mat (AGM) 12-volt battery. Installation of a standard 12-volt When the brake fluid falls to a low battery will result in reduced 12-volt level, the brake warning light comes battery life. on. See Brake System Warning Caution When using a 12-volt battery Light 0 117. If brake fluid is spilled on the charger on the 12-volt AGM battery, Brake fluid absorbs water over time vehicle's painted surfaces, the some chargers have an AGM which degrades the effectiveness of paint finish can be damaged. battery setting on the charger. the brake fluid. Replace brake fluid Immediately wash off any painted If available, use the AGM setting on at the specified intervals to prevent surface. the charger, to limit charge voltage increased stopping distance. See to 14.8 volts. Follow the charger Maintenance Schedule 0 368. manufacturer's instructions. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 299 Stop/Start System Vehicle Storage leak or unusual noise. If required, The vehicle has a Stop/Start system have the transfer case serviced by to shut off the engine to help { Warning your dealer. conserve fuel. See Stop/Start System 0 184. Batteries have acid that can burn Starter Switch Check you and gas that can explode. { Warning You can be badly hurt if you are { Warning not careful. See Jump Starting - WARNING: Battery posts, North America 0 349 for tips on When you are doing this terminals, and related working around a battery without inspection, the vehicle could accessories contain lead and lead getting hurt. move suddenly. If the vehicle compounds, chemicals known to moves, you or others could be injured. the State of California to cause Infrequent Usage: Remove the cancer and birth defects or other black, negative (−) cable from the reproductive harm. Batteries also battery to keep the battery from 1. Before starting this check, be contain other chemicals known to running down. sure there is enough room the State of California to cause Extended Storage: Remove the around the vehicle. cancer. WASH HANDS AFTER black, negative (−) cable from the 2. Apply both the parking brake HANDLING. For more information battery or use a battery trickle and the regular brake. go to www.P65Warnings.ca.gov/ charger. passenger-vehicle. Do not use the accelerator pedal, and be ready to turn off All-Wheel Drive the engine immediately if it See California Proposition starts. 65 Warning 0 274 and the back Transfer Case cover. Under normal driving conditions, 3. Try to start the engine in each transfer case fluid does not require gear. The vehicle should start maintenance unless there is a fluid only in P (Park) or N (Neutral). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

300 Vehicle Care If the vehicle starts in any other pressure from the regular brake position, contact your dealer for pedal. Do this until the vehicle is Caution service. held by the parking brake only. Allowing the wiper arm to touch . To check the P (Park) Park Brake and P (Park) the windshield when no wiper mechanism's holding ability: blade is installed could damage Mechanism Check With the engine running, shift to the windshield. Any damage that P (Park). Then release the occurs would not be covered by { Warning parking brake followed by the the vehicle warranty. Do not allow regular brake. the wiper arm to touch the When you are doing this check, Contact your dealer if service is windshield. the vehicle could begin to move. required. You or others could be injured and property could be damaged. Wiper Blade Replacement Front Wiper Blade Make sure there is room in front Replacement Windshield wiper blades should be of the vehicle in case it begins to To replace the wiper blade: roll. Be ready to apply the regular replaced periodically. See Maintenance Schedule 0 368. 1. Pull the wiper assembly away brake at once should the vehicle from the windshield. begin to move. Replacement blades come in different types and are removed in different ways. For proper type and Park on a fairly steep hill, with the length, see Maintenance vehicle facing downhill. Keeping Replacement Parts 0 378. your foot on the regular brake, set the parking brake. . To check the parking brake's holding ability: With the engine running and the transmission in N (Neutral), slowly remove foot GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 301 Rear Wiper Blade Replacement To replace the wiper blade: The rear wiper blade and wiper arm 1. Lift the wiper arm away from have a cover for protection. the windshield. To remove the cover:

2. Lift up on the latch in the 1. Slide a plastic tool under the middle of the wiper blade cover and push upward to 2. Push the release lever (2) to where the wiper arm attaches. unsnap. disengage the hook and push 3. With the latch open, pull the 2. Slide the cover toward the the wiper arm (1) out of the wiper blade down toward the wiper blade tip to unhook it blade assembly (3). windshield far enough to from the blade assembly. 3. Push the new blade assembly release it from the J-hooked 3. Remove the cover. securely on the wiper arm until end of the wiper arm. the release lever clicks into 4. After wiper blade replacement, place. 4. Remove the wiper blade. ensure that the cover hook 5. Reverse Steps 1–3 for wiper slides into the slot in the blade Windshield Replacement blade replacement. assembly. 5. Snap the cover down to Driver Assistance Systems secure. If the windshield needs to be replaced and the vehicle is equipped with a front camera sensor for the Driver Assistance Systems, a GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

302 Vehicle Care GM replacement windshield is recommended. The replacement { Warning windshield must be installed according to GM specifications for If the gas struts that hold open proper alignment. If it is not, these the hood, trunk, and/or liftgate fail, systems may not work properly, they you or others could be seriously may display messages, or they may injured. Take the vehicle to your not work at all. See your dealer for dealer for service immediately. proper windshield replacement. Visually inspect the gas struts for signs of wear, cracks, or other Acoustic Windshield damage periodically. Check to The vehicle is equipped with an make sure the hood/trunk/liftgate acoustic windshield. If the is held open with enough force. Hood windshield needs to be replaced, be If struts are failing to hold the sure to get an acoustic windshield hood/trunk/liftgate, do not so you will continue to have the operate. Have the vehicle benefits an acoustic windshield can serviced. provide. Gas Strut(s) Caution This vehicle is equipped with gas strut(s) to provide assistance in Do not apply tape or hang any lifting and holding open the hood/ objects from gas struts. Also do trunk/liftgate system in full open not push down or pull on gas position. struts. This may cause damage to the vehicle. Trunk

See Maintenance Schedule 0 368. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 303 Headlamp Aiming Bulb Replacement For the proper type of replacement Front Headlamp Aiming bulbs, or any bulb changing Headlamp aim has been preset and procedure not listed in this section, should need no further adjustment. contact your dealer. If the vehicle is damaged in a crash, the headlamp aim may be affected. Caution If adjustment to the headlamps is Do not replace incandescent necessary, see your dealer. bulbs with aftermarket LED replacement bulbs. This can Liftgate cause damage to the vehicle electrical system.

Halogen Bulbs

{ Warning

Halogen bulbs have pressurized gas inside and can burst if you drop or scratch the bulb. You or others could be injured. Be sure to read and follow the instructions on the bulb package. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

304 Vehicle Care High Intensity Discharge Front Turn Signal Lamps (HID) Lighting To replace one of these bulbs: 1. Open the hood. See Hood { Warning 0 276. The High Intensity Discharge (HID) lighting system operates at a very high voltage. If you try to service any of the system components, you could be seriously injured. Have your dealer or a qualified technician 3. Remove the bulb from the bulb service them. socket by pinching the tabs on either side of the bulb and pull After an HID headlamp bulb has straight out. been replaced, the beam might be a 4. Install the new bulb in the bulb slightly different shade than it was socket. originally. This is normal. 2. Remove the bulb access cap from the top of the headlamp 5. Install the bulb access cap onto LED Lighting assembly by turning it the headlamp assembly by counterclockwise. turning clockwise. This vehicle has several LED lamps. For replacement of any LED lighting Taillamps assembly, contact your dealer. To replace one of these lamps: 1. Open the liftgate. See Liftgate 0 21. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 305 License Plate Lamp

2. Remove the two screw caps 5. Turn the bulb socket and two screws from the counterclockwise and pull taillamp assembly. it out. Lamp Assembly 3. Pull the taillamp assembly out 6. Pull the bulb straight out of the of the vehicle body. socket. 4. Disconnect the lamp wiring 7. Push the replacement bulb harness. straight into the bulb socket. 8. Push the bulb socket in and turn it clockwise. 9. Reverse Steps 2–5 to reinstall the lamp assembly.

Bulb Assembly GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

306 Vehicle Care 1. Bulb Socket Electrical System Headlamp Wiring 2. Bulb An electrical overload may cause 3. Lamp Assembly Electrical System the lamps to go on and off, or in To replace one of these bulbs: Overload some cases to remain off. Have the headlamp wiring checked right away 1. Open the liftgate partway. See The vehicle has fuses and circuit if the lamps go on and off or Liftgate 0 21. breakers to protect against an remain off. 2. Push the lamp assembly electrical system overload. outboard to remove. Windshield Wipers When the electrical load current is 3. Pull the lamp assembly down too heavy, the circuit breaker opens If the wiper motor overheats due to to remove it from the liftgate. and closes, protecting the circuit heavy snow or ice, the windshield until the current load returns to wipers will stop until the motor cools 4. Turn the bulb socket (1) and will then restart. counterclockwise to remove it normal or the problem is fixed. This from the lamp assembly (3). greatly reduces the chance of circuit Although the circuit is protected overload and fire caused by from electrical overload, overload 5. Pull the bulb (2) straight out of electrical problems. due to heavy snow or ice may the bulb socket (1). Replace a bad fuse with a new one cause wiper linkage damage. 6. Push the replacement bulb of the identical size and rating. Always clear ice and heavy snow straight into the bulb socket from the windshield before using the and turn the bulb socket If there is a problem on the road and windshield wipers. a fuse needs to be replaced, the clockwise to install it into the If the overload is caused by an lamp assembly. same amperage fuse can be borrowed. Choose some feature of electrical problem and not snow or 7. Push the lamp assembly into the vehicle that is not needed to use ice, be sure to get it fixed. the liftgate engaging the clip and replace it as soon as possible. side first. 8. Push on the lamp side opposite the clip until the lamp assembly snaps into place. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 307 Fuses and Circuit Fuses of the same amperage can Engine Compartment be temporarily borrowed from Breakers another fuse location, if a fuse goes Fuse Block The wiring circuits in the vehicle are out. Replace the fuse as soon as protected from short circuits by a possible. combination of fuses and circuit There is a fuse puller in the engine breakers. This greatly reduces the compartment fuse block. See chance of damage caused by Engine Compartment Fuse Block electrical problems. 0 307. It can be used to easily remove fuses from the fuse block. { Danger To identify and check fuses, circuit Fuses and circuit breakers are breakers, and relays see Engine 0 marked with their ampere rating. Compartment Fuse Block 307 or 0 Do not exceed the Instrument Panel Fuse Block 310 specified amperage rating when and Rear Compartment Fuse Block replacing fuses and circuit To remove the fuse block cover, 0 312. breakers. Use of an oversized squeeze the clips on the cover and fuse or circuit breaker can result lift it straight up. See Engine in a vehicle fire. You and others Compartment Overview 0 278. could be seriously injured or killed. Caution Spilling liquid on any electrical To check a fuse, look at the component on the vehicle may silver-colored band inside the fuse. damage it. Always keep the If the band is broken or melted, covers on any electrical replace the fuse. Be sure to replace component. a bad fuse with a new one of the identical size and rating. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

308 Vehicle Care

Fuses Usage F10 Canister vent solenoid F11 Fuel system F12 Front heated seats F13 Engine coolant pump F14 – F15 Lambda sensor 2 F16 Ignition coils F17 Engine control module F18 Selective catalytic reduction module (diesel only) The vehicle may not be equipped Fuses Usage with all of the fuses, relays, and F19 NOx soot sensor features shown. F05 FlexFuel sensor (diesel only) Fuses Usage F06 Transmission control F20 DC DC converter 2 module F01 Starter 1 F21 Shift control F07 – F02 Starter 2 F22 Antilock brake pump F08 Engine control F03 Lambda sensor 1 module F23 Front/Rear washer pump F04 Engine control F09 Air conditioning module clutch F24 – GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 309

Fuses Usage Fuses Usage Fuses Usage F25 Diesel fuel heater F41 Transmission range F54 – (diesel only) control module F55 Front wiper speed/ F26 – F42 Motorized headlamp Control F27 Antilock brake F43 – F56 – valves F44 Interior rearview F57 Left daytime F28 LD trailer mirror running lamp F29 Rear window F45 Passenger side defogger ventilated seat Relays Usage F30 Mirror defroster F46 Driver side K01 Starter solenoid ventilated seat F31 – K02 Air conditioning control F32 Variable functions F47 Steering column lock assembly K03 Engine control F33 – F48 Rear wiper module F34 Horn F49 – K04 Front wiper control F35 – F50 Heated steering K05 Starter solenoid 2 F36 Right high-beam wheel K06 Fuel headlamp F51 Right daytime heater (diesel only) F37 Left high-beam running lamp K07 – headlamp F52 Engine control K08 – F38 Automatic headlamp module/ leveling Transmission control K09 Front wiper speed F39 Fog lamps F53 – K10 – F40 – K11 – GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

310 Vehicle Care

Relays Usage Instrument Panel Fuse Apply pressure to the two retaining tabs on the sides of the cover, until K12 High-beam Block the two retaining tabs clear the headlamps sides of the instrument panel. Allow K13 Headlamps/Daytime the panel to move downward and running lamps out of the way. K14 Run/Crank To reinstall the cover, reverse the steps. K15 Rear window defogger The vehicle may not be equipped with all of the fuses and relays *K16 Horn shown. *K17 Selective catalytic reduction (diesel only) *K18 Fog lamps The instrument panel fuse block is *K19 Coolant pump under the instrument panel on the *K20 – driver side. *K21 Rear washer pump To access the fuses, press and *K22 Front washer pump release the latch near the top center square. *K23 Rear wiper control

* PCB relays are not serviceable. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 311

Fuses Usage Fuses Usage F03 Trailer brake F18 Body control F04 Heating, ventilation, module 7 and air conditioning F19 Exterior mirror blower F20 Body control F05 Body control module 1 module 2 F21 Body control F06 CGM module 4 F07 – F22 Body control F08 Body control module 6 module 3 F23 Electric steering F09 Amplifier column lock F24 Sensing and F10 – diagnostic module F11 – F25 Occupancy sensor F12 – F26 – F13 – F27 Power seats F14 Electronic shifter F28 Rear windows F15 Transmission control module F29 – F16 Front heated seats F30 Front heated seats Fuses Usage switch F17 Left data link F01 DC AC inverter connector F31 Steering wheel controls F02 Front windows GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

312 Vehicle Care

Fuses Usage Relays Usage The rear compartment fuse block is behind a trim panel on the side of F32 Body control K03 Liftgate the rear compartment. module 8 K04 – F33 Heating, ventilation, K05 Logistics and air conditioning F34 Passive entry, Circuit Usage passive start Breakers F35 Liftgate latch CB1 – F36 Wireless charger CB2 Auxiliary power module/USB outlet console accessory F37 Cigarette lighter Rear Compartment Fuse F38 OnStar Block F39 Instrument Remove the trim plate to access the panel USB fuse block. F40 Camera module/ The vehicle may not be equipped Liftgate module with all of the fuses and relays shown. F41 Park assist module F42 Radio

Relays Usage K01 – K02 Retained accessory power GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 313

Fuses Usage Fuses Usage F1 Exhaust fuel F14 Right trailer heater/Selective stoplamp/Turn catalytic reduction signal lamp power module F15 Left parking lamp (diesel only) F16 Right parking lamp F2 Liftgate F17 Video processing F3 Trailer auxiliary module power F18 Left trailer F4 Passenger stoplamp/Turn Power Seat signal lamp F5 Memory seat F19 All-wheel drive module F20 Lumbar F6 Sunroof F21 Rear auxiliary F7 Side blind zone power outlet alert F22 Rear drive unit F8 Trailer reverse lamps Relays Usage F9 Rear heated seat 1 K1 Right trailer F10 Park Lamps stoplamp/Turn F11 Rear heated seat 2 signal lamp F12 – K2 Trailer reverse lamps F13 Trailer parking lamp GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

314 Vehicle Care

Relays Usage Wheels and Tires Warning (Continued) K3 Left trailer stoplamp/Turn Tires . Underinflated tires pose signal lamp Every new GM vehicle has the same danger as K4 Parking lamps high-quality tires made by a overloaded tires. The resulting crash could K5 Exhaust fuel leading tire manufacturer. See the warranty manual for cause serious injury. heater/Selective Check all tires frequently catalytic reduction information regarding the tire power module warranty and where to get to maintain the (diesel only) service. For additional recommended pressure. information refer to the tire Tire pressure should be manufacturer. checked when the tires are cold. { Warning . Overinflated tires are more likely to be cut, . Poorly maintained and punctured, or broken by improperly used tires are a sudden impact — such dangerous. as when hitting a pothole. . Overloading the tires can Keep tires at the cause overheating as a recommended pressure. result of too much . Worn or old tires can flexing. There could be a cause a crash. If the blowout and a serious tread is badly worn, crash. See Vehicle Load replace them. 0 Limits 175. (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 315 performance on most road surfaces roads is expected. See your dealer Warning (Continued) and weather conditions. Original for details regarding winter tire equipment tires designed to GM's availability and proper tire selection. . Replace any tires that specific tire performance criteria Also, see Buying New Tires 0 330. have been damaged by have a TPC specification code impacts with potholes, With winter tires, there may be molded onto the sidewall. Original decreased dry road traction, curbs, etc. equipment all-season tires can be increased road noise, and shorter identified by the last two characters . Improperly repaired tires tread life. After changing to winter of this TPC code, which will can cause a crash. Only tires, be alert for changes in vehicle be “MS.” the dealer or an handling and braking. authorized tire service Consider installing winter tires on If using winter tires: center should repair, the vehicle if frequent driving on snow or ice-covered roads is . Use tires of the same brand and replace, dismount, and expected. All-season tires provide tread type on all four wheel mount the tires. adequate performance for most positions. . Do not spin the tires in winter driving conditions, but they . Use only radial ply tires of the excess of 56 km/h may not offer the same level of same size, load range, and (35 mph) on slippery traction or performance as winter speed rating as the original tires on snow or ice-covered roads. equipment tires. surfaces such as snow, See Winter Tires 0 315. mud, ice, etc. Excessive Winter tires with the same speed spinning may cause the Winter Tires rating as the original equipment tires tires to explode. may not be available for H, V, W, Y, This vehicle was not originally and ZR speed rated tires. If winter equipped with winter tires. Winter tires with a lower speed rating are All-Season Tires tires are designed for increased chosen, never exceed the tire's traction on snow and ice-covered This vehicle may come with maximum speed capability. roads. Consider installing winter all-season tires. These tires are tires on the vehicle if frequent designed to provide good overall driving on ice or snow covered GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

316 Vehicle Care Summer Tires Caution (Continued) This vehicle may come with high performance summer tires. These above −7 °C (20 °F) when not in tires have a special tread and use. If the tires have been compound that are optimized for subjected to −7 °C (20 °F) or less, maximum dry and wet road let them warm up in a heated performance. This special tread and space to at least 5 °C (40 °F) for compound will have decreased 24 hours or more before being performance in cold climates, and installed or driving a vehicle on on ice and snow. It is recommended which they are installed. Do not that winter tires be installed on the apply heat or blow heated air vehicle if frequent driving at directly on the tires. Always Passenger (P-Metric) Tire Example temperatures below approximately inspect tires before use. See Tire 5 °C (40 °F) or on ice or snow Inspection 0 328. (1) Tire Size : The tire size is a covered roads is expected. See combination of letters and 0 Winter Tires 315. numbers used to define a Tire Sidewall Labeling particular tire's width, height, Caution Useful information about a tire is aspect ratio, construction type, High performance summer tires molded into its sidewall. The and service description. See the have rubber compounds that lose examples show a typical “Tire Size” illustration later in this flexibility and may develop passenger vehicle tire and a section. surface cracks in the tread area compact spare tire sidewall. (2) TPC Spec (Tire at temperatures below −7 °C Performance Criteria (20 °F). Always store high Specification) : Original performance summer tires equipment tires designed to indoors and at temperatures GM's specific tire performance (Continued) criteria have a TPC specification GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 317 code molded onto the sidewall. Tire Identification Number (TIN). GM's TPC specifications meet or The TIN shows the exceed all federal safety manufacturer and plant code, guidelines. tire size, and date the tire was (3) DOT (Department of manufactured. The TIN is Transportation) : The molded onto both sides of the Department of Transportation tire, although only one side may (DOT) code indicates that the have the date of manufacture. tire is in compliance with the (5) Tire Ply Material : The type U.S. Department of of cord and number of plies in Transportation Motor Vehicle the sidewall and under the tread. Compact Spare Tire Example Safety Standards. (6) Uniform Tire Quality DOT Tire Date of Grading (UTQG) : Tire (1) Tire Ply Material : The type Manufacture : The last four manufacturers are required to of cord and number of plies in digits of the TIN indicate the tire grade tires based on three the sidewall and under the tread. manufactured date. The first two performance factors: treadwear, (2) Temporary Use Only : The digits represent the week traction, and temperature compact spare tire or temporary (01–52) and the last two digits, resistance. For more information use tire should not be driven at the year. For example, the third see Uniform Tire Quality speeds over 80 km/h (50 mph). week of the year 2010 would Grading 0 332. The compact spare tire is for have a four-digit DOT date (7) Maximum Cold Inflation emergency use when a regular of 0310. Load Limit : Maximum load that road tire has lost air and gone (4) Tire Identification Number can be carried and the flat. If the vehicle has a compact (TIN) : The letters and numbers maximum pressure needed to spare tire, see Compact Spare following the DOT (Department support that load. Tire 0 348 and of Transportation) code are the If a Tire Goes Flat 0 335. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

318 Vehicle Care (3) Tire Identification Number (6) Tire Size : A combination of (TIN) : The letters and numbers letters and numbers define a following the DOT (Department tire's width, height, aspect ratio, of Transportation) code are the construction type, and service Tire Identification Number (TIN). description. The letter “T” as the The TIN shows the first character in the tire size manufacturer and plant code, means the tire is for temporary (1) Passenger (P-Metric) Tire : tire size, and date the tire was use only. The United States version of a metric tire sizing system. The manufactured. The TIN is (7) TPC Spec (Tire molded onto both sides of the letter “P” as the first character in Performance Criteria the tire size means a passenger tire, although only one side may Specification) : Original have the date of manufacture. vehicle tire engineered to equipment tires designed to standards set by the U.S. Tire (4) Maximum Cold Inflation GM's specific tire performance and Rim Association. Load Limit : Maximum load that criteria have a TPC specification can be carried and the code molded onto the sidewall. (2) Tire Width : The three-digit maximum pressure needed to GM's TPC specifications meet or number indicates the tire section support that load. exceed all federal safety width in millimeters from sidewall to sidewall. (5) Tire Inflation : The guidelines. temporary use tire or compact (3) Aspect Ratio : A two-digit spare tire should be inflated to Tire Designations number that indicates the tire 420 kPa (60 psi). For more Tire Size height-to-width measurements. information on tire pressure and For example, if the tire size The example shows a typical inflation see Tire Pressure aspect ratio is 60, as shown in passenger vehicle tire size. 0 321. item (3) of the illustration, it would mean that the tire's sidewall is 60 percent as high as it is wide. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 319 (4) Construction Code : A letter Accessory Weight : The Cold Tire Pressure : The code is used to indicate the type combined weight of optional amount of air pressure in a tire, of ply construction in the tire. accessories. Some examples of measured in kPa (kilopascal) The letter “R” means radial ply optional accessories are or psi (pounds per square inch) construction; the letter “D” automatic transmission, power before a tire has built up heat means diagonal or bias ply windows, power seats, and air from driving. See Tire Pressure construction. conditioning. 0 321. (5) Rim Diameter : Diameter of Aspect Ratio : The relationship Curb Weight : The weight of a the wheel in inches. of a tire's height to its width. motor vehicle with standard and (6) Service Description : These Belt : A rubber coated layer of optional equipment including the characters represent the load cords between the plies and the maximum capacity of fuel, oil, index and speed rating of the tread. Cords may be made from and coolant, but without tire. The load index represents steel or other reinforcing passengers and cargo. the load carrying capacity a tire materials. DOT Markings : A code molded is certified to carry. The speed Bead : The tire bead contains into the sidewall of a tire rating is the maximum speed a steel wires wrapped by steel signifying that the tire is in tire is certified to carry a load. cords that hold the tire onto compliance with the U.S. the rim. Department of Transportation Tire Terminology and (DOT) Motor Vehicle Safety Definitions Bias Ply Tire : A pneumatic tire Standards. The DOT code in which the plies are laid at includes the Tire Identification Air Pressure : The amount of alternate angles less than Number (TIN), an alphanumeric air inside the tire pressing 90 degrees to the centerline of designator which can also outward on each square inch of the tread. identify the tire manufacturer, the tire. Air pressure is production plant, brand, and expressed in kPa (kilopascal) date of production. or psi (pounds per square inch). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

320 Vehicle Care GVWR : Gross Vehicle Weight Maximum Inflation Pressure : vehicle. The side of the tire that Rating. See Vehicle Load Limits The maximum air pressure to contains a whitewall, bears 0 175. which a cold tire can be inflated. white lettering, or bears GAWR FRT : Gross Axle Weight The maximum air pressure is manufacturer, brand, and/or Rating for the front axle. See molded onto the sidewall. model name molding that is Vehicle Load Limits 0 175. Maximum Load Rating : The higher or deeper than the same load rating for a tire at the moldings on the other sidewall GAWR RR : Gross Axle Weight of the tire. Rating for the rear axle. See maximum permissible inflation Vehicle Load Limits 0 175. pressure for that tire. Passenger (P-Metric) Tire : A tire used on passenger cars and Intended Outboard Sidewall : Maximum Loaded Vehicle Weight : The sum of curb some light duty trucks and The side of an asymmetrical tire multipurpose vehicles. that must always face outward weight, accessory weight, when mounted on a vehicle. vehicle capacity weight, and Recommended Inflation production options weight. Pressure : Vehicle Kilopascal (kPa) : The metric manufacturer's recommended unit for air pressure. Normal Occupant Weight : The number of occupants a vehicle tire inflation pressure as shown Light Truck (LT-Metric) Tire : A is designed to seat multiplied by on the tire placard. See Tire tire used on light duty trucks and Pressure 0 321 and 68 kg (150 lb). See Vehicle Load 0 some multipurpose passenger Limits 0 175. Vehicle Load Limits 175. vehicles. Occupant Distribution : Radial Ply Tire : A pneumatic Load Index : An assigned Designated seating positions. tire in which the ply cords that number ranging from 1 to 279 extend to the beads are laid at that corresponds to the load Outward Facing Sidewall : The 90 degrees to the centerline of carrying capacity of a tire. side of an asymmetrical tire that the tread. has a particular side that faces outward when mounted on a GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 321 Rim : A metal support for a tire UTQGS (Uniform Tire Quality capacity weight and the original and upon which the tire beads Grading Standards) : A tire equipment tire size and are seated. information system that provides recommended inflation pressure. Sidewall : The portion of a tire consumers with ratings for a See “Tire and Loading between the tread and the bead. tire's traction, temperature, and Information Label” under Vehicle treadwear. Ratings are Load Limits 0 175. Speed Rating : An determined by tire alphanumeric code assigned to manufacturers using Tire Pressure a tire indicating the maximum government testing procedures. Tires need the correct amount of speed at which a tire can The ratings are molded into the operate. air pressure to operate sidewall of the tire. See Uniform effectively. Traction : The friction between Tire Quality Grading 0 332. the tire and the road surface. Vehicle Capacity Weight : The { Warning The amount of grip provided. number of designated seating Tread : The portion of a tire that positions multiplied by Neither tire underinflation nor comes into contact with 68 kg (150 lb) plus the rated overinflation is good. the road. cargo load. See Vehicle Load Underinflated tires, or tires Limits 0 175. that do not have enough air, Treadwear Indicators : Narrow can result in: bands, sometimes called wear Vehicle Maximum Load on the bars, that show across the tread Tire : Load on an individual tire . Tire overloading and of a tire when only 1.6 mm due to curb weight, accessory overheating, which could (1/16 in) of tread remains. See weight, occupant weight, and lead to a blowout. When It Is Time for New Tires cargo weight. . Premature or 0 329. Vehicle Placard : A label irregular wear. permanently attached to a (Continued) vehicle showing the vehicle GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

322 Vehicle Care How the vehicle is loaded Remove the valve cap from the Warning (Continued) affects vehicle handling and ride tire valve stem. Press the tire . Poor handling. comfort. Never load the vehicle gauge firmly onto the valve to with more weight than it was get a pressure measurement. . Reduced fuel economy. designed to carry. If the cold tire inflation pressure matches the recommended Overinflated tires, or tires that When to Check have too much air, can pressure on the Tire and result in: Check the pressure of the tires Loading Information label, no once a month or more. Do not further adjustment is necessary. . Unusual wear. forget the compact spare, if the If the inflation pressure is low, . Poor handling. vehicle has one. The cold add air until the recommended . Rough ride. compact spare tire pressure pressure is reached. If the should be at 420 kPa (60 psi). inflation pressure is high, press . Needless damage from See Compact Spare Tire 0 348. on the metal stem in the center road hazards. How to Check of the tire valve to release air. Use a good quality pocket-type Recheck the tire pressure with The Tire and Loading the tire gauge. Information label on the vehicle gauge to check tire pressure. indicates the original equipment Proper tire inflation cannot be Put the valve caps back on the tires and the correct cold tire determined by looking at the tire. valve stems to keep out dirt and inflation pressures. The Check the tire inflation pressure moisture and prevent leaks. Use recommended pressure is the when the tires are cold, meaning only valve caps designed for the minimum air pressure needed to the vehicle has not been driven vehicle by GM. TPMS sensors support the vehicle's maximum for at least three hours or no could be damaged and would load carrying capacity. See more than 1.6 km (1 mi). not be covered by the vehicle Vehicle Load Limits 0 175. warranty. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 323 Tire Pressure Monitor Accordingly, when the low tire remain continuously illuminated. pressure telltale illuminates, you This sequence will continue upon System should stop and check your tires as subsequent vehicle start-ups as The Tire Pressure Monitor System soon as possible, and inflate them long as the malfunction exists. (TPMS) uses radio and sensor to the proper pressure. Driving on a When the malfunction indicator is technology to check tire pressure significantly under-inflated tire illuminated, the system may not be levels. The TPMS sensors monitor causes the tire to overheat and can able to detect or signal low tire the air pressure in your tires and lead to tire failure. Under-inflation pressure as intended. TPMS transmit tire pressure readings to a also reduces fuel efficiency and tire malfunctions may occur for a variety receiver located in the vehicle. tread life, and may affect the of reasons, including the installation vehicle's handling and stopping Each tire, including the spare of replacement or alternate tires or ability. (if provided), should be checked wheels on the vehicle that prevent monthly when cold and inflated to Please note that the TPMS is not a the TPMS from functioning properly. the inflation pressure recommended substitute for proper tire Always check the TPMS malfunction by the vehicle manufacturer on the maintenance, and it is the driver's telltale after replacing one or more vehicle placard or tire inflation responsibility to maintain correct tire tires or wheels on your vehicle to pressure label. (If your vehicle has pressure, even if under-inflation has ensure that the replacement or tires of a different size than the size not reached the level to trigger alternate tires and wheels allow the indicated on the vehicle placard or illumination of the TPMS low tire TPMS to continue to function tire inflation pressure label, you pressure telltale. properly. should determine the proper tire Your vehicle has also been See Tire Pressure Monitor inflation pressure for those tires.) equipped with a TPMS malfunction Operation 0 324. As an added safety feature, your indicator to indicate when the See Radio Frequency Statement vehicle has been equipped with a system is not operating properly. 0 395. tire pressure monitoring system The TPMS malfunction indicator is (TPMS) that illuminates a low tire combined with the low tire pressure pressure telltale when one or more telltale. When the system detects a of your tires is significantly malfunction, the telltale will flash for under-inflated. approximately one minute and then GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

324 Vehicle Care Tire Pressure Monitor shown on the Tire and Loading A Tire and Loading Information Information label. See Vehicle Load label, attached to your vehicle, Operation Limits 0 175. shows the size of the original This vehicle may have a Tire A message to check the pressure in equipment tires and the correct Pressure Monitor System (TPMS). a specific tire displays in the Driver inflation pressure for the tires when The TPMS is designed to warn the they are cold. See Vehicle Load Information Center (DIC). The low 0 driver when a low tire pressure tire pressure warning light and the Limits 175, for an example of the condition exists. TPMS sensors are DIC warning message come on at Tire and Loading Information label mounted onto each tire and wheel and its location. Also see Tire each ignition cycle until the tires are 0 assembly, excluding the spare tire inflated to the correct inflation Pressure 321. and wheel assembly. The TPMS pressure. Using the DIC, tire The TPMS can warn about a low sensors monitor the air pressure in pressure levels can be viewed. For tire pressure condition but it does the tires and transmit the tire additional information and details not replace normal tire pressure readings to a receiver about the DIC operation and maintenance. See Tire Inspection located in the vehicle. displays see Driver Information 0 328, Tire Rotation 0 328 and Center (DIC) (Base and Midlevel) Tires 0 314. 0 124 or Driver Information Center (DIC) Caution (Uplevel) 0 130. The low tire pressure warning light Tire sealant materials are not all may come on in cool weather when the same. A non-approved tire the vehicle is first started, and then sealant could damage the TPMS When a low tire pressure condition turn off as the vehicle is driven. This sensors. TPMS sensor damage is detected, the TPMS illuminates could be an early indicator that the caused by using an incorrect tire the low tire pressure warning light air pressure is getting low and sealant is not covered by the located on the instrument cluster. needs to be inflated to the proper vehicle warranty. Always use only If the warning light comes on, stop pressure. as soon as possible and inflate the (Continued) tires to the recommended pressure GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 325 cycle until the problem is corrected. the sensor matching process is Caution (Continued) Some of the conditions that can performed successfully. See cause these to come on are: your dealer for service. the GM approved tire sealant available through your dealer or . One of the road tires has been . Replacement tires or wheels do included in the vehicle. replaced with the spare tire. The not match the original equipment spare tire does not have a tires or wheels. Tires and wheels TPMS sensor. The malfunction other than those recommended Factory-installed Tire Inflator Kits light and DIC message should could prevent the TPMS from use a GM-approved liquid tire go off after the road tire is functioning properly. See Buying sealant. Using non-approved tire replaced and the sensor New Tires 0 330. sealants could damage the TPMS matching process is performed . Operating electronic devices or sensors. See Tire Sealant and successfully. See “TPMS Sensor Compressor Kit 0 336 for being near facilities using radio Matching Process” later in this wave frequencies similar to the information regarding the inflator kit section. materials and instructions. TPMS could cause the TPMS . The TPMS sensor matching sensors to malfunction. TPMS Malfunction Light and process was not done or not If the TPMS is not functioning Message completed successfully after properly it cannot detect or signal a rotating the tires. The The TPMS will not function properly low tire pressure condition. See malfunction light and the DIC if one or more of the TPMS sensors your dealer for service if the TPMS message should go off after malfunction light and DIC message are missing or inoperable. When the successfully completing the system detects a malfunction, the come on and stay on. sensor matching process. See low tire pressure warning light "TPMS Sensor Matching Tire Fill Alert (If Equipped) flashes for about one minute and Process" later in this section. then stays on for the remainder of This feature provides visual and the ignition cycle. A DIC warning . One or more TPMS sensors are audible alerts outside the vehicle to message also displays. The missing or damaged. The help when inflating an underinflated malfunction light and DIC warning malfunction light and the DIC tire to the recommended cold tire message come on at each ignition message should go off when the pressure. TPMS sensors are installed and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

326 Vehicle Care When the low tire pressure warning The TPMS will not activate the tire light comes on: { Warning fill alert properly under the following conditions: 1. Park the vehicle in a safe, level Overinflating a tire could cause place. the tire to rupture and you or . There is interference from an 2. Set the parking brake firmly. others could be injured. Do not external device or transmitter. exceed the maximum pressure 3. Place the vehicle in P (Park). . The air pressure from the listed on the tire sidewall. See inflation device is not sufficient 4. Add air to the tire that is Tire Sidewall Labeling 0 316 and to inflate the tire. underinflated. The turn signal Vehicle Load Limits 0 175. lamp will flash. . There is a malfunction in the TPMS. When the recommended If the tire is overinflated by more pressure is reached, the horn . There is a malfunction in the than 35 kPa (5 psi), the horn will horn or turn signal lamps. sounds once and the turn sound multiple times and the turn signal lamp will stop flashing signal lamp will continue to flash for . The identification code of the and briefly turn solid. several seconds after filling stops. TPMS sensor is not registered to Repeat these steps for all To release and correct the pressure, the system. underinflated tires that have while the turn signal lamp is still . The battery of the TPMS sensor illuminated the low tire pressure flashing, briefly press the center of is low. warning light. the valve stem. When the recommended pressure is reached, If the tire fill alert does not operate the horn sounds once. due to TPMS interference, move the vehicle about 1 m (3 ft) back or If the turn signal lamp does not flash forward and try again. If the tire fill within 15 seconds after starting to alert feature is not working, use a inflate the tire, the tire fill alert has tire pressure gauge. not been activated or is not working. If the hazard warning flashers are on, the tire fill alert visual feedback will not work properly. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 327 TPMS Sensor Matching There are two minutes to match the 5. Press and hold V in the center Process first tire/wheel position, and of the DIC controls. five minutes overall to match all four Each TPMS sensor has a unique tire/wheel positions. If it takes The horn sounds twice to identification code. The identification longer, the matching process stops signal the receiver is in relearn code needs to be matched to a new and must be restarted. mode and the TIRE tire/wheel position after rotating the LEARNING ACTIVE message vehicle’s tires or replacing one or The TPMS sensor matching displays on the DIC display. more of the TPMS sensors. The process is: 6. Start with the driver side TPMS sensor matching process 1. Set the parking brake. front tire. should also be performed after replacing a spare tire with a road 2. Place the vehicle in Service 7. Place the relearn tool against tire containing the TPMS sensor. Mode. See Ignition Positions the tire sidewall, near the valve 0 The malfunction light and the DIC 179. stem. Then press the button to message should go off at the next 3. Make sure the Tire Pressure activate the TPMS sensor. ignition cycle. The sensors are info page option is turned on. A horn chirp confirms that the matched to the tire/wheel positions, The info pages on the DIC can sensor identification code has using a TPMS relearn tool, in the be turned on and off through been matched to this tire and following order: driver side front tire, the Options menu. See Driver wheel position. passenger side front tire, passenger Information Center (DIC) (Base 8. Proceed to the passenger side 0 side rear tire, and driver side rear and Midlevel) 124 or front tire, and repeat the tire. See your dealer for service or Driver Information Center (DIC) procedure in Step 7. to purchase a relearn tool. A TPMS (Uplevel) 0 130. relearn tool can also be purchased. 9. Proceed to the passenger side 4. Use the DIC controls on the See Tire Pressure Monitor Sensor rear tire, and repeat the right side of the steering wheel Activation Tool at procedure in Step 7. to scroll to the Tire Pressure www.gmtoolsandequipment.com or screen under the DIC 10. Proceed to the driver side rear call 1-800-GM TOOLS info page. tire, and repeat the procedure (1-800-468-6657). in Step 7. The horn sounds two times to indicate the sensor GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

328 Vehicle Care identification code has been . The tread or sidewall is unusual wear continues after the matched to the driver side rear cracked, cut, or snagged rotation, check the wheel tire, and the TPMS sensor deep enough to show cord or alignment. See When It Is Time matching process is no longer fabric. for New Tires 0 329 and active. The TIRE LEARNING Wheel Replacement 0 333. ACTIVE message on the DIC . The tire has a bump, bulge, display goes off. or split. 11. Turn the vehicle off. . The tire has a puncture, cut, 12. Set all four tires to the or other damage that cannot recommended air pressure be repaired well because of level as indicated on the Tire the size or location of the and Loading Information label. damage. Tire Inspection Tire Rotation We recommend that the tires, Tires should be rotated every including the spare tire, if the 12 000 km (7,500 mi). See vehicle has one, be inspected Maintenance Schedule 0 368. for signs of wear or damage at Use this rotation pattern when least once a month. Tires are rotated to achieve a more uniform wear for all tires. rotating the tires. Replace the tire if: The first rotation is the most Do not include the compact . The indicators at three or important. spare tire in the tire rotation. more places around the tire Anytime unusual wear is Adjust the front and rear tires to can be seen. noticed, rotate the tires as soon the recommended inflation . There is cord or fabric as possible, check for proper tire pressure on the Tire and showing through the tire's inflation pressure, and check for Loading Information label after rubber. damaged tires or wheels. If the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 329 the tires have been rotated. See Tire Pressure 0 321 and Warning (Continued) 0 Vehicle Load Limits 175. vehicle. In an emergency, a Reset the Tire Pressure Monitor cloth or a paper towel can be System. See Tire Pressure used; however, use a scraper Monitor Operation 0 324. or wire brush later to remove Check that all wheel nuts are all rust or dirt. properly tightened. See “Wheel Nut Torque” under Capacities Lightly coat the inner diameter of and Specifications 0 382, and the wheel hub opening with “Removing the Flat Tire and wheel bearing grease after a Treadwear indicators are one way to Installing the Spare Tire” under wheel change or tire rotation to 0 prevent corrosion or rust tell when it is time for new tires. Tire Changing 343. Treadwear indicators appear when buildup. Do not get grease on the tires have only 1.6 mm (1/16 in) { Warning the wheel mounting surface or or less of tread remaining. See Tire on the wheel nuts or bolts. Inspection 0 328 and Rust or dirt on a wheel, or on Tire Rotation 0 328. the parts to which it is When It Is Time for New fastened, can make wheel The rubber in tires ages over time. Tires This also applies to the spare tire, nuts become loose after time. Factors such as maintenance, if the vehicle has one, even if it is The wheel could come off and never used. Multiple factors cause a crash. When temperatures, driving speeds, vehicle loading, and road conditions including temperatures, loading changing a wheel, remove any affect the wear rate of the tires. conditions, and inflation pressure rust or dirt from places where maintenance affect how fast aging the wheel attaches to the takes place. GM recommends that (Continued) tires, including the spare if equipped, be replaced after six GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

330 Vehicle Care years, regardless of tread wear. To at least a month, remove the tires or tires have an all-season tread identify the age of a tire, use the tire raise the vehicle to reduce the design, the TPC Spec number manufacture date which is the last weight from the tires. will be followed by MS for mud four digits of the DOT Tire and snow. See Tire Sidewall Identification Number (TIN) which is Buying New Tires Labeling 0 316. molded into one side of the tire sidewall. The first two digits GM has developed and matched GM recommends replacing worn represent the week (01–52) and the specific tires for the vehicle. The tires in complete sets of four. last two digits, the year. For original equipment tires installed Uniform tread depth on all tires example, the third week of the year were designed to meet General will help to maintain the 2010 would have a four-digit DOT Motors Tire Performance Criteria performance of the vehicle. date of 0310. Specification (TPC Spec) Braking and handling Vehicle Storage system rating. When performance may be adversely replacement tires are needed, Tires age when stored normally affected if all the tires are not GM strongly recommends replaced at the same time. mounted on a parked vehicle. Park buying tires with the same TPC a vehicle that will be stored for at If proper rotation and least a month in a cool, dry, clean Spec rating. maintenance have been done, area away from direct sunlight to GM's exclusive TPC Spec all four tires should wear out at slow aging. This area should be free system considers over a dozen about the same time. See Tire of grease, gasoline, or other critical specifications that impact Rotation 0 328. However, if it is substances that can deteriorate the overall performance of the necessary to replace only one rubber. vehicle, including brake system axle set of worn tires, place the Parking for an extended period can performance, ride and handling, new tires on the rear axle. cause flat spots on the tires that traction control, and tire Winter tires with the same speed may result in vibrations while pressure monitoring driving. When storing a vehicle for rating as the original equipment performance. GM's TPC Spec tires may not be available for H, number is molded onto the tire's V, W, Y and ZR speed rated sidewall near the tire size. If the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 331 tires. Never exceed the winter The Tire and Loading { Warning tires’ maximum speed capability Information label indicates the when using winter tires with a Using bias-ply tires on the original equipment tires on the lower speed rating. vehicle may cause the wheel vehicle. See Vehicle Load Limits 0 rim flanges to develop cracks 175. { Warning after many miles of driving. A tire and/or wheel could fail Different Size Tires and Tires could explode during Wheels improper service. Attempting suddenly and cause a crash. to mount or dismount a tire Use only radial-ply tires with If wheels or tires are installed that could cause injury or death. the wheels on the vehicle. are a different size than the original Only your dealer or authorized equipment wheels and tires, vehicle If the vehicle tires must be performance, including its braking, tire service center should ride and handling characteristics, mount or dismount the tires. replaced with a tire that does not stability, and resistance to rollover have a TPC Spec number, make may be affected. If the vehicle has sure they are the same size, electronic systems such as antilock load range, speed rating, and { Warning brakes, rollover airbags, traction construction (radial) as the control, electronic stability control, Mixing tires of different sizes, original tires. or All-Wheel Drive, the performance tread patterns, or types on the of these systems can also be Vehicles that have a tire affected. same axle may cause loss of pressure monitoring system control of the vehicle, resulting could give an inaccurate { Warning in a crash or other vehicle low-pressure warning if non-TPC damage. Use the same size, Spec rated tires are installed. If different sized wheels are used, load range, and type of tires See Tire Pressure Monitor there may not be an acceptable as the original tires. System 0 323. level of performance and safety if (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

332 Vehicle Care most passenger car tires. The Treadwear 200 Traction AA Warning (Continued) Uniform Tire Quality Grading Temperature A tires not recommended for those (UTQG) system does not apply All Passenger Car Tires Must wheels are selected. This to deep tread, winter tires, Conform to Federal Safety increases the chance of a crash compact spare tires, tires with Requirements In Addition To and serious injury. Only use GM nominal rim diameters of These Grades. specific wheel and tire systems 10 to 12 inches (25 to 30 cm), developed for the vehicle, and or to some limited-production Treadwear have them properly installed by a tires. The treadwear grade is a GM certified technician. While the tires available on comparative rating based on the General Motors passenger cars wear rate of the tire when tested See Buying New Tires 0 330 and and light trucks may vary with under controlled conditions on a Accessories and Modifications respect to these grades, they specified government test 0 275. must also conform to federal course. For example, a tire safety requirements and graded 150 would wear one and Uniform Tire Quality additional General Motors Tire one-half (1½) times as well on Grading Performance Criteria (TPC) the government course as a tire standards. graded 100. The relative The following information relates performance of tires depends to the system developed by the Quality grades can be found upon the actual conditions of United States National Highway where applicable on the tire their use, however, and may Traffic Safety Administration sidewall between tread shoulder depart significantly from the (NHTSA), which grades tires by and maximum section width. For norm due to variations in driving treadwear, traction, and example: habits, service practices and temperature performance. This differences in road applies only to vehicles sold in characteristics and climate. the United States. The grades are molded on the sidewalls of GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 333 Traction laboratory test wheel. Sustained Wheel Alignment and Tire The traction grades, from high temperature can cause the Balance highest to lowest, are AA, A, B, material of the tire to degenerate and reduce tire life, and The tires and wheels were aligned and C. Those grades represent and balanced at the factory to the tire's ability to stop on wet excessive temperature can lead to sudden tire failure. The grade provide the longest tire life and best pavement as measured under overall performance. Adjustments to controlled conditions on C corresponds to a level of wheel alignment and tire balancing specified government test performance which all are not necessary on a regular surfaces of asphalt and passenger car tires must meet basis. Consider an alignment check concrete. A tire marked C may under the Federal Motor Safety if there is unusual tire wear or the have poor traction performance. Standard No. 109. Grades B and vehicle is significantly pulling to one A represent higher levels of side or the other. Some slight pull to Warning: The traction grade the left or right, depending on the assigned to this tire is based on performance on the laboratory test wheel than the minimum crown of the road and/or other road straight-ahead braking traction surface variations such as troughs tests, and does not include required by law. Warning: The temperature grade for this tire is or ruts, is normal. If the vehicle is acceleration, cornering, vibrating when driving on a smooth hydroplaning, or peak traction established for a tire that is road, the tires and wheels may need characteristics. properly inflated and not to be rebalanced. See your dealer overloaded. Excessive speed, for proper diagnosis. Temperature underinflation, or excessive The temperature grades are A loading, either separately or in Wheel Replacement combination, can cause heat (the highest), B, and C, Replace any wheel that is bent, representing the tire's resistance buildup and possible tire failure. cracked, or badly rusted or to the generation of heat and its corroded. If wheel nuts keep coming ability to dissipate heat when loose, the wheel, wheel bolts, and tested under controlled wheel nuts should be replaced. conditions on a specified indoor If the wheel leaks air, replace it. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

334 Vehicle Care Some aluminum wheels can be Tire Chains repaired. See your dealer if any of Caution these conditions exist. The wrong wheel can also cause { Warning Your dealer will know the kind of problems with bearing life, brake wheel that is needed. cooling, speedometer or Do not use tire chains. There is Each new wheel should have the odometer calibration, headlamp not enough clearance. Tire chains same load-carrying capacity, aim, bumper height, vehicle used on a vehicle without the diameter, width, offset, and be ground clearance, and tire or tire proper amount of clearance can mounted the same way as the one it chain clearance to the body and cause damage to the brakes, replaces. chassis. suspension, or other vehicle parts. The area damaged by the Replace wheels, wheel bolts, wheel tire chains could cause loss of nuts, or Tire Pressure Monitor Used Replacement Wheels control and a crash. System (TPMS) sensors with new GM original equipment parts. Use another type of traction { Warning device only if its manufacturer { Warning Replacing a wheel with a used recommends it for the vehicle's one is dangerous. How it has tire size combination and road Using the wrong replacement been used or how far it has been conditions. Follow that wheels, wheel bolts, or wheel driven may be unknown. It could manufacturer's instructions. To nuts can be dangerous. It could fail suddenly and cause a crash. avoid vehicle damage, drive slow affect the braking and handling of When replacing wheels, use a and readjust or remove the the vehicle. Tires can lose air, new GM original equipment traction device if it contacts the and cause loss of control, causing wheel. vehicle. Do not spin the wheels. a crash. Always use the correct If traction devices are used, install wheel, wheel bolts, and wheel them on the front tires. nuts for replacement. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 335 If a Tire Goes Flat { Warning Warning (Continued) It is unusual for a tire to blow out while driving, especially if the tires Driving on a flat tire will cause anything else, you or others could are maintained properly. See Tires permanent damage to the tire. be badly injured or killed if the 0 314. If air goes out of a tire, it is Re-inflating a tire after it has been vehicle slips off the jack. If a jack much more likely to leak out slowly. driven on while severely is provided with the vehicle, only But if there is ever a blowout, here underinflated or flat may cause a use it for changing a flat tire. are a few tips about what to expect blowout and a serious crash. and what to do: Never attempt to re-inflate a tire If a tire goes flat, avoid further tire If a front tire fails, the flat tire that has been driven on while and wheel damage by driving slowly creates a drag that pulls the vehicle severely underinflated or flat. to a level place, well off the road, toward that side. Take your foot off Have your dealer or an authorized if possible. Turn on the hazard the accelerator pedal and grip the tire service center repair or warning flashers. See Hazard steering wheel firmly. Steer to replace the flat tire as soon as Warning Flashers 0 147. maintain lane position, and then possible. gently brake to a stop, well off the { Warning road, if possible. Changing a tire can be A rear blowout, particularly on a { Warning curve, acts much like a skid and dangerous. The vehicle can slip may require the same correction as Lifting a vehicle and getting under off the jack and roll over or fall used in a skid. Stop pressing the it to do maintenance or repairs is causing injury or death. Find a accelerator pedal and steer to dangerous without the level place to change the tire. To straighten the vehicle. It may be appropriate safety equipment and help prevent the vehicle from very bumpy and noisy. Gently brake training. If a jack is provided with moving: to a stop, well off the road, the vehicle, it is designed only for if possible. 1. Set the parking brake firmly. changing a flat tire. If it is used for (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

336 Vehicle Care When the vehicle has a flat tire (2), Warning (Continued) use the following example as a Warning (Continued) guide to assist you in the placement 2. Put an automatic of wheel blocks (1), if equipped. enter the vehicle. Engine exhaust transmission in P (Park) or a contains carbon monoxide (CO) manual transmission in which cannot be seen or smelled. 1 (First) or R (Reverse). It can cause unconsciousness 3. Turn off the engine and do and even death. Never run the not restart while the vehicle engine in an enclosed area that is raised. has no fresh air ventilation. For more information, see Engine 4. Do not allow passengers to 0 remain in the vehicle. Exhaust 191. 5. Place wheel blocks, if equipped, on both sides of 1. Wheel Block (If Equipped) the tire at the opposite { Warning corner of the tire being 2. Flat Tire changed. The following information explains Overinflating a tire could cause how to repair or change a tire. the tire to rupture and you or others could be injured. Be sure This vehicle may come with a jack to read and follow the tire sealant and spare tire or a tire sealant and Tire Sealant and and compressor kit instructions compressor kit. To use the jacking Compressor Kit and inflate the tire to its equipment to change a spare tire recommended pressure. Do not safely, follow the instructions below. { Warning Then see Tire Changing 0 343. To exceed the recommended pressure. use the tire sealant and compressor Idling a vehicle in an enclosed kit, see Tire Sealant and area with poor ventilation is Compressor Kit 0 336. dangerous. Engine exhaust may (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 337 sealant and compressor kit to be { Warning effective. See Roadside Assistance Program 0 389. Storing the tire sealant and compressor kit or other Read and follow all of the tire equipment in the passenger sealant and compressor kit compartment of the vehicle could instructions. cause injury. In a sudden stop or The kit includes: collision, loose equipment could strike someone. Store the tire sealant and compressor kit in its original location. 9. Power Plug If this vehicle has a tire sealant and 10. Air Only Hose compressor kit, there may not be a Tire Sealant spare tire or tire changing equipment, and on some vehicles Read and follow the safe handling there may not be a place to store instructions on the label adhered to a tire. the tire sealant canister (4). The tire sealant and compressor Check the tire sealant expiration can be used to temporarily seal date on the tire sealant canister. punctures up to 6 mm (0.25 in) in 1. Sealant Canister Inlet Valve The tire sealant canister (4) should the tread area of the tire. It can also 2. Sealant/Air Hose be replaced before its expiration be used to inflate an 3. Base of Sealant Canister date. Replacement tire sealant underinflated tire. 4. Tire Sealant Canister canisters are available at your local dealer. If the tire has been separated from 5. On/Off Button the wheel, has damaged sidewalls, 6. Slot on Top of Compressor There is only enough sealant to seal or has a large puncture, the tire is 7. Pressure Deflation Button one tire. After usage, the tire sealant too severely damaged for the tire 8. Pressure Gauge canister must be replaced. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

338 Vehicle Care Using the Tire Sealant and 3. Place the compressor on the Compressor Kit to Temporarily ground near the flat tire. Seal and Inflate a Punctured Tire When using the tire sealant and compressor kit during cold temperatures, warm the kit in a heated environment for five minutes. This will help to inflate the tire faster. If a tire goes flat, avoid further tire and wheel damage by driving slowly 5. Slide the base of the tire to a level place. Turn on the hazard sealant canister (3) into the slot warning flashers. See Hazard on the top of the compressor 0 Warning Flashers 147. 4. Attach the air only hose (10) to (6) to hold it upright. 0 See If a Tire Goes Flat 335 for the sealant canister inlet Make sure the tire valve stem other important safety warnings. valve (1) by turning it clockwise is positioned close to the until tight. Do not remove any objects that ground so the hose will have penetrated the tire. reach it. 1. Remove the tire sealant 6. Remove the valve stem cap canister (4) and compressor from the flat tire by turning it from its storage location. See counterclockwise. Storing the Tire Sealant and Compressor Kit 0 342. 2. Remove the air only hose (10) and the power plug (9) from the bottom of the compressor. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 339 9. Start the vehicle. The vehicle is on. Turn the compressor off must be running while using to get an accurate pressure the air compressor. reading. The compressor may 10. Press the on/off button (5) to be turned on/off until the turn the tire sealant and correct pressure is reached. compressor kit on. Caution The compressor will inject sealant and air into the tire. If the recommended pressure The pressure gauge (8) will cannot be reached after initially show a high pressure approximately 25 minutes, the while the compressor pushes vehicle should not be driven 7. Attach the sealant/air hose (2) the sealant into the tire. Once farther. The tire is too severely to the tire valve stem by turning the sealant is completely damaged and the tire sealant and it clockwise until tight. dispersed into the tire, the compressor kit cannot inflate the pressure will quickly drop and tire. Remove the power plug from 8. Plug the power plug (9) into the start to rise again as the tire the accessory power outlet and accessory power outlet in the inflates with air only. unscrew the inflating hose from vehicle. Unplug all items from 11. Inflate the tire to the the tire valve. See Roadside other accessory power outlets. 0 See Power Outlets 0 98. recommended inflation Assistance Program 389. pressure using the pressure If the vehicle has an accessory gauge (8). The recommended 12. Press the on/off button (5) to power outlet, do not use the inflation pressure can be found cigarette lighter. turn the tire sealant and on the Tire and Loading compressor kit off. If the vehicle only has a Information label. See Tire cigarette lighter, use the Pressure 0 321. The tire is not sealed and will cigarette lighter. continue to leak air until the The pressure gauge (8) may vehicle is driven and the Do not pinch the power plug read higher than the actual tire sealant is distributed in the tire. cord in the door or window. pressure while the compressor GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

340 Vehicle Care Therefore, Steps 13–21 must 19. Return the air only hose (10) Tire Sealant and Compressor be done immediately after and power plug (9) back to Kit without Sealant to Inflate a Step 12. their original storage location. Tire (Not Punctured).” Be careful while handling the If the tire pressure has fallen tire sealant and compressor kit more than 68 kPa (10 psi) as it could be warm after below the recommended usage. inflation pressure, stop driving 13. Unplug the power plug (9) from the vehicle. The tire is too the accessory power outlet in severely damaged and the tire the vehicle. sealant cannot seal the tire. 20. If the flat tire was able to inflate See Roadside Assistance 14. Turn the sealant/air hose (2) to the recommended inflation Program 0 389. counterclockwise to remove it pressure, remove the If the tire pressure has not from the tire valve stem. maximum speed label from the dropped more than 68 kPa sealant canister and place it in 15. Replace the tire valve (10 psi) from the recommended a highly visible location. stem cap. inflation pressure, inflate the 16. Remove the tire sealant Do not exceed the speed on tire to the recommended canister (4) from the slot on top this label until the damaged tire inflation pressure. is repaired or replaced. of the compressor (6). 24. Wipe off any sealant from the 17. Turn the air only hose (10) 21. Return the equipment to its wheel, tire, or vehicle. original storage location in the counterclockwise to remove it 25. Dispose of the used tire vehicle. from the tire sealant canister sealant canister (4) at a local inlet valve (1). 22. Immediately drive the vehicle dealer or in accordance with 18. Turn the sealant/air hose (2) 8 km (5 mi) to distribute the local state codes and practices. sealant in the tire. clockwise onto the sealant 26. Replace it with a new canister canister inlet valve (1) to 23. Stop at a safe location and available from your dealer. prevent sealant leakage. check the tire pressure. Refer to Steps 1–10 under “Using the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 341 27. After temporarily sealing a tire 4. Tire Sealant Canister 1. Remove the compressor from using the tire sealant and 5. On/Off Button its storage location. See compressor kit, take the 6. Slot on Top of Compressor Storing the Tire Sealant and vehicle to an authorized dealer 7. Pressure Deflation Button Compressor Kit 0 342. within 161 km (100 mi) of 8. Pressure Gauge 2. Remove the air only hose (10) driving to have the tire repaired and the power plug (9) from the or replaced. bottom of the compressor. Using the Tire Sealant and 3. Place the compressor on the Compressor Kit without ground near the flat tire. Sealant to Inflate a Tire (Not Make sure the tire valve stem Punctured) is positioned close to the The kit includes: ground so the hose will reach it. 4. Remove the valve stem cap from the flat tire by turning it counterclockwise. 9. Power Plug 5. Attach the air only hose (10) to 10. Air Only Hose the tire valve stem by turning it clockwise until tight. If a tire goes flat, avoid further tire and wheel damage by driving slowly 6. Plug the power plug (9) into the to a level place. Turn on the hazard accessory power outlet in the warning flashers. See Hazard vehicle. Unplug all items from Warning Flashers 0 147. other accessory power outlets. See Power Outlets 0 98. See If a Tire Goes Flat 0 335 for 1. Sealant Canister Inlet Valve other important safety warnings. If the vehicle has an accessory 2. Sealant/Air Hose power outlet, do not use the 3. Base of Sealant Canister cigarette lighter. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

342 Vehicle Care If the vehicle only has a reading. The compressor may 12. Turn the air only hose (10) cigarette lighter, use the be turned on/off until the counterclockwise to remove it cigarette lighter. correct pressure is reached. from the tire valve stem. Do not pinch the power plug 13. Replace the tire valve cord in the door or window. Caution stem cap. 7. Start the vehicle. The vehicle If the recommended pressure 14. Return the air only hose (10) must be running while using cannot be reached after and power plug (9) back to the air compressor. approximately 25 minutes, the their original storage location. 8. Press the on/off button (5) to vehicle should not be driven 15. Return the equipment to its turn the tire sealant and farther. The tire is too severely original storage location in the compressor kit on. damaged and the tire sealant and vehicle. The compressor will inflate the compressor kit cannot inflate the The tire sealant and compressor kit tire with air only. tire. Remove the power plug from has accessory adapters located in a the accessory power outlet and compartment on the bottom of its 9. Inflate the tire to the unscrew the inflating hose from recommended inflation housing that can be used to inflate the tire valve. See Roadside pressure using the pressure air mattresses, balls, etc. Assistance Program 0 389. gauge (8). The recommended inflation pressure can be found Storing the Tire Sealant on the Tire and Loading 10. Press the on/off button (5) to and Compressor Kit Information label. See Tire turn the tire sealant and The tire sealant and compressor kit Pressure 0 321. compressor kit off. is in a bag in the rear compartment The pressure gauge (8) may Be careful while handling the storage area. read higher than the actual tire compressor as it could be 1. Open the liftgate. See Liftgate pressure while the compressor warm after usage. 0 21. is on. Turn the compressor off 11. Unplug the power plug (9) from 2. Fold the rear part of the load to get an accurate pressure the accessory power outlet in floor to the front. the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 343 Tire Changing 2. Fold the rear part of the load floor to the front, pull it Removing the Spare Tire and rearward to disengage the Tools clips, then pull upward to remove it. 3. Pull the spare tire cover forward and upward to remove it. 4. Turn the retainer nut counterclockwise to remove the spare tire. Place the spare tire next to the tire being changed. 3. Turn the retainer nut counterclockwise to remove the 5. The jack and tools are stored tire sealant and compressor below the spare tire. Remove kit bag. them from their container and place them near the tire being 4. Remove the tire sealant and changed. compressor kit from the bag. 1. Tow Eye (If Equipped) 2. Capless Funnel Adapter (If Removing the Flat Tire and To store the tire sealant and Equipped) compressor kit, reverse the steps. Installing the Spare Tire 3. Wheel Wrench 1. Do a safety check before 4. Strap proceeding. See If a Tire Goes 5. Jack Flat 0 335 for more information. 6. Screwdriver (If Equipped) 2. For vehicles with a wheel cover To access the spare tire and tools: or center cap, pull the cover or 1. Open the liftgate. See Liftgate center cap away from the 0 21. wheel to remove it. Store the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

344 Vehicle Care wheel cover in the cargo area Locate the notch on the sheet until you have the flat tire metal weld flange. Place the repaired or replaced. center of the jack lift head on the center of the sheet metal notch. The jack must not be used in any other position.

{ Warning

Getting under a vehicle when it is lifted on a jack is dangerous. Rear Shown, Front Similar If the vehicle slips off the jack, 4. Position the jack lift head at the you could be badly injured or jack location nearest the killed. Never get under a vehicle flat tire. when it is supported only by 3. Turn the wheel wrench a jack. counterclockwise to loosen all the wheel nuts, but do not remove them yet. { Warning Caution Raising the vehicle with the jack Make sure that the jack lift head improperly positioned can is in the correct position or you damage the vehicle and even may damage your vehicle. The make the vehicle fall. To help repairs would not be covered by avoid personal injury and vehicle your warranty. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 345

Warning (Continued)

damage, be sure to fit the jack lift head into the proper location before raising the vehicle.

{ Warning

Lifting a vehicle and getting under it to do maintenance or repairs is dangerous without the 6. Raise the vehicle by turning the 7. Remove all of the wheel nuts. appropriate safety equipment and wheel wrench clockwise. Raise 8. Remove the flat tire. training. If a jack is provided with the vehicle far enough off the the vehicle, it is designed only for ground so there is enough changing a flat tire. If it is used for room for the road tire to clear { Warning the ground. anything else, you or others could Rust or dirt on a wheel, or on be badly injured or killed if the the parts to which it is vehicle slips off the jack. If a jack is provided with the vehicle, only fastened, can make wheel use it for changing a flat tire. nuts become loose after time. The wheel could come off and cause a crash. When 5. Attach the wheel wrench to the changing a wheel, remove any jack by fitting both ends over rust or dirt from places where one another. the wheel attaches to the (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

346 Vehicle Care

Warning (Continued) { Warning Warning (Continued) vehicle. In an emergency, a Never use oil or grease on bolts using accessory locking wheel cloth or a paper towel can be or nuts because the nuts might nuts. See Capacities and used; however, use a scraper come loose. The vehicle's wheel Specifications 0 382 for original or wire brush later to remove could fall off, causing a crash. equipment wheel nut torque all rust or dirt. specifications. 11. Reinstall the wheel nuts. Tighten each nut by hand until the wheel is held against Caution the hub. 12. Lower the vehicle by turning Improperly tightened wheel nuts the jack handle can lead to brake pulsation and counterclockwise. rotor damage. To avoid expensive brake repairs, evenly tighten the { Warning wheel nuts in the proper sequence and to the proper Wheel nuts that are improperly or torque specification. See incorrectly tightened can cause Capacities and Specifications the wheels to become loose or 0 382 for the wheel nut torque come off. The wheel nuts should specification. 9. Remove any rust or dirt from be tightened with a torque wrench the wheel bolts, mounting to the proper torque specification surfaces, and spare wheel. after replacing. Follow the torque 10. Place the compact spare tire specification supplied by the on the wheel-mounting surface. aftermarket manufacturer when (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 347 4. Place the flat tire, lying flat, in Caution the rear storage compartment. Wheel covers will not fit on the vehicle's compact spare. If you try to put a wheel cover on the compact spare, the cover or the spare could be damaged.

Storing a Flat or Spare Tire and Tools

13. Tighten the wheel nuts firmly in { Warning a crisscross sequence, as shown. Storing a jack, a tire, or other 14. Lower the jack all the way and equipment in the passenger 5. Route the loop end of the strap remove the jack from under the compartment of the vehicle could through one of the cargo vehicle. cause injury. In a sudden stop or tie-downs in the rear of the collision, loose equipment could vehicle. 15. Tighten the wheel nuts firmly strike someone. Store all these in with the wheel wrench. Then route the hook through the proper place. the loop and pull the strap to When reinstalling the wheel cover or tighten it around the cargo center cap on the full-size tire, To store the flat tire: tie-down. tighten all five plastic caps hand snug with the aid of the wheel 1. Return the jack and tools to 6. Route the hook end of the wrench and tighten them with the their original storage location. strap through the wheel. wheel wrench an additional 2. Replace the spare tire cover. 7. Attach one end of the strap to one-quarter of a turn. a cargo tie-down in the rear of 3. Replace the load floor. the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

348 Vehicle Care Compact Spare Tire The vehicle will perform differently with the spare tire installed and it is recommended that the vehicle { Warning speed be limited to 80 km/h Driving with more than one (50 mph). To conserve the tread of the spare tire, have the standard tire compact spare tire at a time could repaired or replaced as soon as result in loss of braking and convenient and return the spare tire handling. This could lead to a to the storage area. crash and you or others could be 8. Route the strap through the injured. Use only one compact When using a compact spare tire, wheel, as shown. spare tire at a time. the AWD (if equipped), ABS, and 9. Attach the other end of the Traction Control systems may strap to the other cargo engage until the spare tire is tie-down in the rear of the If this vehicle has a compact spare recognized by the vehicle, vehicle. tire, it was fully inflated when new; especially on slippery roads. Adjust however, it can lose air over time. driving to reduce possible 10. Tighten the strap. Check the inflation pressure wheel slip. The compact spare is for temporary regularly. It should be 420 kPa use only. Replace the compact (60 psi). Caution spare tire with a full-size tire as Stop as soon as possible and check soon as possible. that the spare tire is correctly When the compact spare is inflated after being installed on the installed, do not take the vehicle vehicle. The compact spare tire is through an automatic car wash designed for temporary use only. with guide rails. The compact spare can get caught on the rails which can damage the tire, wheel, and other parts of the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 349 Do not use the compact spare on Jump Starting other vehicles. Warning (Continued) Do not mix the compact spare tire or Jump Starting - North HANDLING. For more information wheel with other wheels or tires. America go to www.P65Warnings.ca.gov/ They will not fit. Keep the spare tire passenger-vehicle. and its wheel together. For more information about the vehicle battery, see Battery - North Caution America 0 298. See California Proposition 65 Warning 0 274 and the back If the battery has run down, try to cover. Tire chains will not fit the compact use another vehicle and some spare. Using them can damage jumper cables to start your vehicle. the vehicle and the chains. Do not Be sure to use the following steps to { Warning use tire chains on the compact do it safely. spare. Batteries can hurt you. They can be dangerous because: { Warning . They contain acid that can WARNING: Battery posts, burn you. terminals, and related . They contain gas that can accessories contain lead and lead explode or ignite. compounds, chemicals known to . They contain enough the State of California to cause electricity to burn you. cancer and birth defects or other reproductive harm. Batteries also If you do not follow these steps contain other chemicals known to exactly, some or all of these the State of California to cause things can hurt you. cancer. WASH HANDS AFTER (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

350 Vehicle Care 3. Good Battery Negative Caution Terminal Caution 4. Good Battery Positive Ignoring these steps could result If the other vehicle does not have Terminal in costly damage to the vehicle a 12-volt system with a negative that would not be covered by the The jump start negative grounding ground, both vehicles can be vehicle warranty. Trying to start stud (1) for the discharged battery is damaged. Only use a vehicle that the vehicle by pushing or pulling it to the left of the windshield washer has a 12-volt system with a will not work, and it could damage fluid reservoir. negative ground for jump starting. the vehicle. The jump start positive terminal on the discharged battery (2) is located 2. Position the two vehicles so in the engine compartment on the that they are not touching. driver side of the vehicle. 3. Set the parking brake. See The jump start positive terminal (3) Shifting Into Park 0 187. and negative terminal (4) are on the battery of the vehicle providing the jump start. Caution The positive jump start connection If any accessories are left on or for the discharged battery is under a plugged in during the jump trim cover. Open the cover to starting procedure, they could be expose the terminal. damaged. The repairs would not 1. Check the other vehicle. be covered by the vehicle It must have a 12-volt battery warranty. Whenever possible, turn with a negative ground system. off or unplug all accessories on 1. Discharged Battery either vehicle when jump starting. Negative Grounding Stud 2. Discharged Battery Positive Terminal GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 351 4. Turn the ignition off. Turn off all 10. Try to start the vehicle that had lights and accessories in both { Warning the dead battery. If it will not vehicles, except the hazard start after a few tries, it warning flashers if needed. Fans or other moving engine probably needs service. parts can injure you badly. Keep your hands away from moving { Warning Caution parts once the engine is running. An electric fan can start up even If the jumper cables are when the engine is not running 5. Connect one end of the red connected or removed in the and can injure you. Keep hands, positive (+) cable to the wrong order, electrical shorting clothing, and tools away from any positive (+) terminal on the may occur and damage the underhood electric fan. discharged battery. vehicle. The repairs would not be 6. Connect the other end of the covered by the vehicle warranty. red positive (+) cable to the Always connect and remove the jumper cables in the correct order, { Warning positive (+) terminal of the good battery. making sure that the cables do not touch each other or other Using a match near a battery can 7. Connect one end of the black metal. cause battery gas to explode. negative (–) cable to the People have been hurt doing this, negative (–) terminal of the and some have been blinded. good battery. Jumper Cable Removal Use a flashlight if you need more 8. Connect the other end of the Reverse the sequence exactly when light. black negative (–) cable to the removing the jumper cables. Battery fluid contains acid that negative (–) grounding stud for After starting the disabled vehicle can burn you. Do not get it on the discharged battery. and removing the jumper cables, you. If you accidentally get it in 9. Start the engine in the vehicle allow it to idle for several minutes. your eyes or on your skin, flush with the good battery and run the place with water and get the engine at idle speed for at medical help immediately. least four minutes. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

352 Vehicle Care Towing the Vehicle GM recommends a flatbed tow truck Front Tow Eye to transport a disabled vehicle. Use ramps to help reduce approach Caution angles, if necessary. A towed vehicle should have its drive wheels Incorrectly towing a disabled off the ground. Contact Roadside vehicle may cause damage. The Assistance or a professional towing damage would not be covered by service if the disabled vehicle must the vehicle warranty. Do not lash be towed. or hook to suspension components. Use the proper Caution straps around the tires to secure the vehicle. Do not drag a locked Improper use of the tow eye can wheel/tire. Use tire skates or cause vehicle damage. Use dollies under any locked wheel/ caution and low speeds to Carefully open the cover by using tire while loading the vehicle. Do prevent damage to the vehicle. not use a sling type lift to tow the the small notch that conceals the front tow eye socket. vehicle. This could damage the The vehicle is equipped with a tow vehicle. eye. Only use the tow eye to pull the vehicle onto a flatbed car carrier from a flat road surface. Do not use Caution the tow eye to pull the vehicle from snow, mud, or sand. If the vehicle cannot be shifted The tow eye is stored underneath into Neutral (N), do not use the the load floor, near the spare tire or tow eye to tow the vehicle. the compressor kit, if equipped. Vehicle damage may occur. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 353 Install the tow eye into the socket by turning it until it stops. When the tow eye is removed, reinstall the cover with the notch in the original position. To tow the vehicle behind another vehicle for recreational purposes, such as behind a motor home, see Recreational Vehicle Towing 0 353. Recreational Vehicle Install the tow eye into the socket by If equipped, carefully open the cover Towing turning it until it stops. by using the small notch that Recreational vehicle towing means When the tow eye is removed, conceals the rear tow eye socket. towing the vehicle behind another reinstall the cover with the notch in vehicle – such as behind a motor the original position. home. The two most common types of recreational vehicle towing are Rear Tow Eye known as dinghy towing and dolly If the vehicle is equipped with a towing. Dinghy towing is towing the hitch, there is no provision to use vehicle with all four wheels on the the tow eye in the rear of the ground. Dolly towing is towing the vehicle. The hitch may be used to vehicle with two wheels on the load the vehicle onto a flatbed tow ground and two wheels up on a truck. device known as a dolly. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

354 Vehicle Care Here are some important things to Dinghy Towing The vehicle was not designed to be consider before recreational vehicle towed with all four wheels on the towing: Caution ground. The vehicle may be towed . Before towing the vehicle, using a platform trailer with all four become familiar with the local If the vehicle is towed with all four wheels off the ground. Some laws that apply to recreational wheels on the ground, the vehicles may be dolly towed. See vehicle towing. These laws may drivetrain components could be the following information on dolly vary by region. damaged. The repairs would not towing. be covered by the vehicle . The towing capacity of the Dolly Towing (All-Wheel-Drive towing vehicle. Be sure to read warranty. Do not tow the vehicle Vehicles) the tow vehicle manufacturer's with all four wheels on the ground. All-wheel-drive vehicles cannot be recommendations. towed with two wheels on the . How far the vehicle will be ground. To properly tow these towed. Some vehicles have vehicles, they should be placed on restrictions on how far and how a platform trailer with all four wheels long they can tow. off of the ground. . The proper towing equipment. See your dealer or trailering professional for additional advice and equipment recommendations. . If the vehicle is ready to be towed. Just as preparing the vehicle for a long trip, make sure the vehicle is prepared to be towed. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 355 Dolly Towing 5. Follow the dolly manufacturer's (Front-Wheel-Drive Vehicles) instructions for preparing the Caution vehicle and dolly for towing. If 105 km/h (65 mph) is exceeded 6. Open the driver door and leave while towing the vehicle, it could it open. be damaged. Never exceed 7. Shift to N (Neutral). 105 km/h (65 mph) while towing the vehicle. 8. Ensure the parking brake is released. 9. Turn off the vehicle and release Towing the Vehicle from the brake pedal. the Rear 10. The vehicle should continue to be in N (Neutral). If it is not, restart the engine and repeat Steps 6-8. Tow the vehicle with the two rear wheels on the ground and the front 11. Release the hood. wheels on a dolly. 12. Lock the vehicle doors, with the To tow the vehicle from the front driver door still open. with the rear wheels on the ground: 13. Exit the vehicle with the RKE 1. Put the front wheels on the transmitter. dolly. 14. Open the hood. 2. Shift the transmission to 15. Disconnect the negative (–) P (Park). See Shifting Into Park terminal connector from the 0 187. 12-volt battery. 3. Set the parking brake. 16. Close and latch the hood. 4. Secure the vehicle to the dolly. 17. Close the driver door. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

356 Vehicle Care

Appearance Care Caution (Continued) Exterior Care your dealer. Follow all manufacturer directions regarding Locks correct product usage, necessary Locks are lubricated at the factory. safety precautions, and Use a de-icing agent only when appropriate disposal of any absolutely necessary, and have the vehicle care product. locks greased after using. See Recommended Fluids and Lubricants 0 377. Caution Washing the Vehicle Caution Avoid using high-pressure To preserve the vehicle's finish, washes closer than 30 cm (12 in) Towing the vehicle from the rear wash it often and out of direct to the surface of the vehicle. Use could damage it. Also, repairs sunlight. of power washers exceeding would not be covered by the 8 274 kPa (1,200 psi) can result vehicle warranty. Never have the Caution in damage or removal of paint vehicle towed from the rear. Do not use petroleum-based, and decals. acidic, or abrasive cleaning agents as they can damage the vehicle's paint, metal, or plastic Caution parts. If damage occurs, it would not be covered by the vehicle Do not power wash any warranty. Approved cleaning component under the hood that products can be obtained from has this e symbol. (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 357 Finish Care Caution (Continued) Caution Application of aftermarket clearcoat This could cause damage that sealant/wax materials is not Machine compounding or would not be covered by the recommended. If painted surfaces aggressive polishing on a vehicle warranty. are damaged, see your dealer to basecoat/clearcoat paint finish have the damage assessed and may damage it. Use only repaired. Foreign materials such as If using an automatic car wash, non-abrasive waxes and polishes calcium chloride and other salts, ice that are made for a basecoat/ follow the car wash instructions. The melting agents, road oil and tar, tree windshield wiper and rear window clearcoat paint finish on the sap, bird droppings, chemicals from vehicle. wiper, if equipped, must be off. industrial chimneys, etc., can Remove any accessories that may damage the vehicle's finish if they be damaged or interfere with the car remain on painted surfaces. Wash To keep the paint finish looking new, wash equipment. the vehicle as soon as possible. keep the vehicle garaged or Rinse the vehicle well, before If necessary, use non-abrasive covered whenever possible. cleaners that are marked safe for washing and after, to remove all Protecting Exterior Bright Metal painted surfaces to remove foreign cleaning agents completely. If they Moldings are allowed to dry on the surface, matter. they could stain. Occasional hand waxing or mild Caution Dry the finish with a soft, clean polishing should be done to remove chamois or an all-cotton towel to residue from the paint finish. See Failure to clean and protect the avoid surface scratches and water your dealer for approved cleaning bright metal moldings can result spotting. products. in a hazy white finish or pitting. Do not apply waxes or polishes to This damage would not be uncoated plastic, vinyl, rubber, covered by the vehicle warranty. decals, simulated wood, or flat paint as damage can occur. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

358 Vehicle Care The bright metal moldings on the Cleaning Exterior Lamps/ . Aftermarket appearance caps or vehicle are aluminum, chrome, Lenses, Emblems, Decals, and covers while the lamps are or stainless steel. To prevent Stripes illuminated, due to excessive damage always follow these heat generated cleaning instructions: Use only lukewarm or cold water, a soft cloth, and a car washing soap . Be sure the molding is cool to to clean exterior lamps, lenses, Caution the touch before applying any emblems, decals, and stripes. cleaning solution. Failure to clean lamps properly Follow instructions under "Washing can cause damage to the lamp the Vehicle" previously in this . Use only approved cleaning cover that would not be covered section. solutions for aluminum, chrome, by the vehicle warranty. or stainless steel. Some Lamp covers are made of plastic, cleaners are highly acidic or and some have a UV protective contain alkaline substances and coating. Do not clean or wipe them can damage the moldings. when dry. Caution . Always dilute a concentrated Do not use any of the following on cleaner according to the Using wax on low gloss black lamp covers: finish stripes can increase the manufacturer’s instructions. . Abrasive or caustic agents gloss level and create a . Do not use cleaners that are not non-uniform finish. Clean low intended for automotive use. . Washer fluids and other cleaning agents in higher concentrations gloss stripes with soap and . Use a nonabrasive wax on the than suggested by the water only. vehicle after washing to protect manufacturer and extend the molding finish. . Solvents, alcohols, fuels, Air Intakes or other harsh cleaners Clear debris from the air intakes, . Ice scrapers or other hard items between the hood and windshield, when washing the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 359 Shutter System a buildup of vehicle wash/wax treatments may cause wiper Caution streaking. Using petroleum-based tire Replace the wiper blades if they are dressing products on the vehicle worn or damaged. Damage can be may damage the paint finish and/ caused by extreme dusty or tires. When applying a tire conditions, sand, salt, heat, sun, dressing, always wipe off any snow, and ice. overspray from all painted Weatherstrips surfaces on the vehicle. Apply weatherstrip lubricant to weatherstrips to make them last Wheels and Wheel Trim longer, seal better, and not stick or Use a soft, clean cloth with mild squeak. Lubricate weatherstrips at soap and water to clean the wheels. The vehicle may have a shutter least once a year. Hot, dry climates After rinsing thoroughly with clean system designed to help increase may require more frequent water, dry with a soft, clean towel. fuel economy. Keep the shutter application. Black marks from A wax may then be applied. system clean for proper operation. rubber material on painted surfaces can be removed by rubbing with a Windshield and Wiper Blades clean cloth. See Recommended Caution Fluids and Lubricants 0 377. Clean the outside of the windshield Chrome wheels and chrome with glass cleaner. Tires wheel trim may be damaged if the vehicle is not washed after driving Clean rubber blades using a lint-free Use a stiff brush with tire cleaner to cloth or paper towel soaked with clean the tires. on roads that have been sprayed windshield washer fluid or a mild with magnesium chloride or detergent. Wash the windshield calcium chloride. These are used thoroughly when cleaning the on roads for conditions such as blades. Bugs, road grime, sap, and (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

360 Vehicle Care pads for wear and rotors for surface Underbody Maintenance Caution (Continued) condition. Inspect all other brake At least twice a year, spring and fall, parts for cracks and leaks. dust and ice. Always wash the use plain water to flush any chrome with soap and water after Steering, Suspension, and corrosive materials from the exposure. Chassis Components underbody. Take care to thoroughly clean any areas where mud and Visually inspect steering, other debris can collect. suspension, and chassis Caution components for damaged, loose, Do not directly power wash the or missing parts or signs of wear at transfer case and/or front/rear axle To avoid surface damage on least once a year. output seals. High pressure water can overcome the seals and wheels and wheel trim, do not Inspect power steering for proper use strong soaps, chemicals, contaminate the fluid. Contaminated attachment, connections, binding, fluid will decrease the life of the abrasive polishes, cleaners, leaks, cracks, chafing, etc. transfer case and/or axles and or brushes. Use only GM Visually check constant velocity joint should be replaced. approved cleaners. Do not drive boots and axle seals for leaks. the vehicle through an automatic Sheet Metal Damage car wash that uses silicon carbide Body Component Lubrication If the vehicle is damaged and tire/wheel cleaning brushes. Lubricate all key lock cylinders, requires sheet metal repair or Damage could occur and the hood hinges, liftgate hinges, steel replacement, make sure the body repairs would not be covered by fuel door hinge, and power assist repair shop applies anti-corrosion the vehicle warranty. step hinges, unless the components material to parts repaired or are plastic. Applying silicone grease replaced to restore corrosion Brake System on weatherstrips with a clean cloth protection. will make them last longer, seal Original manufacturer replacement Visually inspect brake lines and better, and not stick or squeak. hoses for proper attachment, parts will provide the corrosion connections, binding, leaks, cracks, protection while maintaining the chafing, etc. Inspect disc brake vehicle warranty. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 361 Finish Damage hand lotions, sunscreen, and insect . Do not use laundry detergents or repellent from all interior surfaces or dishwashing soaps with Quickly repair minor chips and permanent damage may result. degreasers. For liquid cleaners, scratches with touch-up materials use approximately 20 drops per available from your dealer to avoid Use cleaners specifically designed 3.8 L (1 gal) of water. corrosion. Larger areas of finish for the surfaces being cleaned to A concentrated soap solution will damage can be corrected in your prevent permanent damage. Apply create streaks and attract dirt. dealer's body and paint shop. all cleaners directly to the cleaning cloth. Do not spray cleaners on any Do not use solutions that contain Chemical Paint Spotting switches or controls. Remove strong or caustic soap. Airborne pollutants can fall upon cleaners quickly. . Do not heavily saturate the and attack painted vehicle surfaces Before using cleaners, read and upholstery when cleaning. causing blotchy, ring-shaped follow all safety instructions on the . Do not use solvents or cleaners discolorations, and small, irregular label. While cleaning the interior, containing solvents. dark spots etched into the paint open the doors and windows to get surface. See “Finish Care” proper ventilation. Interior Glass previously in this section. To prevent damage, do not clean To clean, use a terry cloth fabric dampened with water. Wipe droplets Interior Care the interior using the following cleaners or techniques: left behind with a clean dry cloth. To prevent dirt particle abrasions, If necessary, use a commercial . Never use a razor or any other regularly clean the vehicle's interior. glass cleaner after cleaning with sharp object to remove soil from plain water. Immediately remove any soils. any interior surface. Newspapers or dark garments can transfer color to the vehicle’s . Never use a brush with stiff interior. bristles. Use a soft bristle brush to remove . Never rub any surface dust from knobs and crevices on the aggressively or with too much instrument cluster. Using a mild pressure. soap solution, immediately remove GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

362 Vehicle Care Fabric/Carpet/Suede to a clean area frequently to Caution prevent forcing the soil in to the Start by vacuuming the surface fabric. To prevent scratching, never use using a soft brush attachment. If a abrasive cleaners on automotive rotating vacuum brush attachment is 4. Continue gently rubbing the glass. Abrasive cleaners or being used, only use it on the floor soiled area until there is no aggressive cleaning may damage carpet. Before cleaning, gently longer any color transfer from the rear window defogger. remove as much of the soil as the soil to the cleaning cloth. possible: 5. If the soil is not completely removed, use a mild soap Cleaning the windshield with water . Gently blot liquids with a paper during the first three to six months towel. Continue blotting until no solution followed only by plain of ownership will reduce tendency more soil can be removed. water. to fog. . For solid soils, remove as much If the soil is not completely as possible prior to vacuuming. removed, it may be necessary to Speaker Covers use a commercial upholstery To clean: Vacuum around a speaker cover cleaner or spot lifter. Test a small gently, so that the speaker will not 1. Saturate a clean, lint-free hidden area for colorfastness before be damaged. Clean spots with water colorfast cloth with water. using a commercial upholstery and mild soap. Microfiber cloth is cleaner or spot lifter. If ring recommended to prevent lint formation occurs, clean the entire Coated Moldings transfer to the fabric or carpet. fabric or carpet. Coated moldings should be cleaned. 2. Remove excess moisture by After cleaning, use a paper towel to . When lightly soiled, wipe with a gently wringing until water does blot excess moisture. sponge or soft, lint-free cloth not drip from the cleaning cloth. dampened with water. 3. Start on the outside edge of the . When heavily soiled, use warm soil and gently rub toward the soapy water. center. Fold the cleaning cloth GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 363 Cleaning High Gloss Surfaces Instrument Panel, Leather, and Vehicle Information and Vinyl, Other Plastic Surfaces, Caution (Continued) Radio Displays Low Gloss Paint Surfaces, and the appearance and feel of Use a microfiber cloth on high gloss Natural Open Pore Wood leather or soft trim, and are not surfaces or vehicle displays. First, Surfaces recommended. use a soft bristle brush to remove Use a soft microfiber cloth dirt that can scratch the surface. dampened with water to remove Do not use cleaners that increase Then gently clean by rubbing with a dust and loose dirt. For a more gloss, especially on the instrument microfiber cloth. Never use window thorough cleaning, use a soft panel. Reflected glare can decrease cleaners or solvents. Periodically microfiber cloth dampened with a visibility through the windshield hand wash the microfiber cloth mild soap solution. under certain conditions. separately, using mild soap. Do not use bleach or fabric softener. Rinse Caution thoroughly and air dry before Caution next use. Soaking or saturating leather, Use of air fresheners may cause especially perforated leather, as permanent damage to plastics Caution well as other interior surfaces, and painted surfaces. If an air may cause permanent damage. Do not attach a device with a freshener comes in contact with Wipe excess moisture from these any plastic or painted surface in suction cup to the display. This surfaces after cleaning and allow may cause damage and would the vehicle, blot immediately and them to dry naturally. Never use clean with a soft cloth dampened not be covered by the vehicle heat, steam, or spot removers. Do warranty. with a mild soap solution. not use cleaners that contain Damage caused by air fresheners silicone or wax-based products. would not be covered by the Cleaners containing these vehicle warranty. solvents can permanently change (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

364 Vehicle Care Cargo Cover and Floor Mats . Do not use a floor mat if the Convenience Net vehicle is not equipped with a floor mat retainer on the driver Wash with warm water and mild { Warning side floor. detergent. Do not use chlorine bleach. Rinse with cold water, and If a floor mat is the wrong size or . Use the floor mat with the then dry completely. is not properly installed, it can correct side up. Do not turn interfere with the pedals. it over. Care of Seat Belts Interference with the pedals can . Do not place anything on top of Keep belts clean and dry. cause unintended acceleration the driver side floor mat. and/or increased stopping distance which can cause a crash . Use only a single floor mat on { Warning the driver side. and injury. Make sure the floor Do not bleach or dye seat belt mat does not interfere with the . Do not place one floor mat on webbing. It may severely weaken pedals. top of another. the webbing. In a crash, they might not be able to provide Use the following guidelines for adequate protection. Clean and proper floor mat usage. rinse seat belt webbing only with mild soap and lukewarm water. . The original equipment floor Allow the webbing to dry. mats were designed for your vehicle. If the floor mats need replacing, it is recommended that GM certified floor mats be purchased. Non-GM floor mats may not fit properly and may interfere with the accelerator or brake pedal. Always check that the floor mats do not interfere with the pedals. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/5/19

Vehicle Care 365 Removing and Replacing the Floor Mat

The driver side floor mat is held in place by two retainers. 1. Pull up on the rear of the floor mat to unlock each retainer and remove. 2. Reinstall by lining up the floor mat retainer openings over the carpet retainers and snap into position. 3. Make sure the floor mat is properly secured in place. Verify the floor mat does not interfere with the pedals. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

366 Service and Maintenance General Information for routine maintenance such as oil Service and changes and tire rotations and Maintenance Your vehicle is an important additional maintenance items like investment. This section describes tires, brakes, batteries, and wiper the required maintenance for the blades. General Information vehicle. Follow this schedule to help General Information ...... 366 protect against major repair Caution expenses resulting from neglect or Maintenance Schedule inadequate maintenance. It may Damage caused by improper Maintenance Schedule ...... 368 also help to maintain the value of maintenance can lead to costly the vehicle if it is sold. It is the Special Application Services repairs and may not be covered responsibility of the owner to have by the vehicle warranty. Special Application all required maintenance performed. Services ...... 374 Maintenance intervals, checks, Your dealer has trained technicians inspections, recommended fluids, Additional Maintenance who can perform required and lubricants are important to and Care maintenance using genuine keep the vehicle in good working Additional Maintenance replacement parts. They have condition. and Care ...... 374 up-to-date tools and equipment for fast and accurate diagnostics. Many Do not have chemical flushes that Recommended Fluids, dealers have extended evening and are not approved by GM Lubricants, and Parts Saturday hours, courtesy performed on the vehicle. The Recommended Fluids and transportation, and online use of flushes, solvents, cleaners, Lubricants ...... 377 scheduling to assist with service or lubricants that are not Maintenance Replacement needs. approved by GM could damage Parts ...... 378 the vehicle, requiring expensive Your dealer recognizes the repairs that are not covered by Maintenance Records importance of providing Maintenance Records ...... 380 competitively priced maintenance the vehicle warranty. and repair services. With trained technicians, the dealer is the place GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 367 The Tire Rotation and Required Refer to the information in the Services are the responsibility of the Maintenance Schedule Additional { Warning vehicle owner. It is recommended to Required Services - Normal chart. have your dealer perform these Performing maintenance work can The Additional Required Services - be dangerous and can cause services every 12 000 km/7,500 mi. Severe are for vehicles that are: Proper vehicle maintenance helps to serious injury. Perform keep the vehicle in good working . Mainly driven in heavy city traffic maintenance work only if the condition, improves fuel economy, in hot weather. required information, proper tools, and reduces vehicle emissions. . Mainly driven in hilly or and equipment are available. If they are not, see your dealer to Because of the way people use mountainous terrain. have a trained technician do the vehicles, maintenance needs vary. . Frequently towing a trailer. work. See Doing Your Own There may need to be more 0 frequent checks and services. The . Used for high speed or Service Work 275. Additional Required Services - competitive driving. Normal are for vehicles that: . Used for taxi, police, or delivery . Carry passengers and cargo service. within recommended limits on Refer to the information in the the Tire and Loading Information Maintenance Schedule Additional label. See Vehicle Load Limits Required Services - Severe chart. 0 175. . Are driven on reasonable road surfaces within legal driving limits. . Use the recommended fuel. See Recommended Fuel (LYX - 1.5L L4 Turbo Engine) 0 248 or Recommended Fuel (LTG - 2.0L L4 Turbo Engine) 0 249. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

368 Service and Maintenance Maintenance filter must be changed at least once Tire Rotation and Required a year and the oil life system must Services Every 12 000 km/ Schedule be reset. Your trained dealer 7,500 mi technician can perform this work. Owner Checks and Services If the engine oil life system is reset Rotate the tires, if recommended for the vehicle, and perform the At Each Fuel Stop accidentally, service the vehicle within 5 000 km/3,000 mi since the following services. See Tire 0 . Check the engine oil level. See last service. Reset the oil life Rotation 328. Engine Oil 0 283. system when the oil is changed. . Check engine oil level and oil 0 Once a Month See Engine Oil Life System 287. life percentage. If needed, change engine oil and filter, and . Check the tire inflation On vehicles with diesel engines, it is recommended to drain the diesel reset oil life system. See Engine pressures. See Tire Pressure 0 0 fuel filter of water when the oil is Oil 283 and 321. 0 changed or when the WATER IN Engine Oil Life System 287. . Inspect the tires for wear. See FUEL CONTACT SERVICE . Check engine coolant level. See Tire Inspection 0 328. message displays. Cooling System 0 290. . Check the windshield washer Air Conditioning Desiccant . Check windshield washer fluid fluid level. See Washer Fluid level. See Washer Fluid 0 296. 0 296. (Replace Every Seven Years) The air conditioning system requires . Check tire inflation pressures. Engine Oil Change maintenance every seven years. See Tire Pressure 0 321. When the CHANGE ENGINE OIL This service requires replacement of . Inspect tire wear. See Tire SOON message displays, have the the desiccant to help the longevity Inspection 0 328. engine oil and filter changed within and efficient operation of the air the next 1 000 km/600 mi. If driven conditioning system. This service . Visually check for fluid leaks. under the best conditions, the can be complex. See your dealer. . Inspect engine air cleaner filter. engine oil life system may not See Engine Air Cleaner/Filter indicate the need for vehicle service 0 288. for up to a year. The engine oil and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 369 . Inspect brake system. See . Visually inspect fuel system for . Check tire sealant expiration Exterior Care 0 356. damage or leaks. date, if equipped. See Tire Sealant and Compressor Kit . Visually inspect steering, . Visually inspect exhaust system 0 suspension, and chassis and nearby heat shields for 336. components for damage, loose or damaged parts. . Inspect sunroof track and seal, 0 including cracks or tears in the . Lubricate body components. See if equipped. See Sunroof 34. rubber boots, loose or missing Exterior Care 0 356. parts, or signs of wear at least once a year. See Exterior Care . Check starter switch. See Starter 0 356. Switch Check 0 299. . Inspect power steering for . Check parking brake and proper attachment, connections, automatic transmission park binding, leaks, cracks, mechanism. See Park Brake and chafing, etc. P (Park) Mechanism Check 0 300. . Visually inspect halfshafts and drive shafts for excessive wear, . Check accelerator pedal for lubricant leaks, and/or damage damage, high effort, or binding. including: tube dents or cracks, Replace if needed. constant velocity joint or . Visually inspect gas strut for universal joint looseness, signs of wear, cracks, or other cracked or missing boots, loose damage. Check the hold open or missing boot clamps, center ability of the strut. If the hold bearing excessive looseness, open ability is low, service the loose or missing fasteners, and gas strut. See Gas Strut(s) axle seal leaks. 0 302. . Check restraint system components. See Safety System Check 0 57. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

370 Service and Maintenance

Maintenance Schedule

Additional Required 12 000 km/7,500 mi 24 000 km/15,000 mi 36 000 km/22,500 mi 48 000 km/30,000 mi 60 000 km/37,500 mi 72 000 km/45,000 mi 84 000 km/52,500 mi 96 000 km/60,000 mi 108 000 km/67,500 mi 120 000 km/75,000 mi 132 000 km/82,500 mi 144 000 km/90,000 mi 156 000 km/97,500 mi 180 000 km/112,500 mi Services - Normal 168 000 km/105,000 mi 192 000 km/120,000 mi 204 000 km/127,500 mi 216 000 km/135,000 mi 228 000 km/142,500 mi 240 000 km/150,000 mi

Rotate tires and perform Required Services. Check engine oil level and oil life percentage. @@@@@@@@@@@@@@@@@@@@ Change engine oil and filter, if needed. Drain the diesel fuel filter of water. (Diesel Only) Replace passenger compartment air filter. (1) @ @ @ @ @ @ Inspect evaporative control system. (2) @ @ @ Diesel Engine Only: Replace fuel filter. (3) @ @ @ @ Replace engine air cleaner filter. (4) @ @ @ Replace spark plugs. Inspect spark plug wires. @ @ Change rear axle fluid, if equipped with AWD. (5) @ Drain and fill engine cooling system. (6) @ Visually inspect accessory drive belts. (7) @ Replace brake fluid. (8) Replace windshield wiper blades. (9) @@@@@@@@@@ Replace hood and/or body lift support gas @ @ struts. (10) Replace air conditioning desiccant. (11) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 371 Footnotes — Maintenance (4) Or every four years, whichever (11) Replace air conditioning Schedule Additional Required comes first. If driving in dusty desiccant every seven years. Services - Normal conditions, inspect the filter at each oil change or more often as needed. (1) Or every two years, whichever 0 comes first. More frequent See Engine Air Cleaner/Filter 288. passenger compartment air filter (5) Do not directly power wash the replacement may be needed if transfer case and/or front/rear axle driving in areas with heavy traffic, output seals. High pressure water poor air quality, high dust levels, can overcome the seals and or environmental allergens. contaminate the transfer case fluid. Passenger compartment air filter Contaminated fluid will decrease the replacement may also be needed if life of the transfer case and/or axles there is reduced airflow, window and should be replaced. fogging, or odors. Your GM dealer (6) Or every five years, whichever can help determine when to replace comes first. See Cooling System the filter. 0 290. (2) Visually check all fuel and vapor (7) Or every 10 years, whichever lines and hoses for proper comes first. Inspect for fraying, attachment, connection, routing, and excessive cracking, or damage; condition. replace, if needed. (3) Or as indicated by the Driver (8) Replace brake fluid every five Information Center (DIC) or years. See Brake Fluid 0 297. two years whichever comes first. The fuel filter may need to be (9) Or every 12 months, whichever replaced more often based on comes first. See Wiper Blade biodiesel usage, driving in climates Replacement 0 300. with severe dust, off-road driving, (10) Or every 10 years, whichever or towing a trailer for extended comes first. See Gas Strut(s) 0 302. periods. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

372 Service and Maintenance

Maintenance Schedule

Additional Required 12 000 km/7,500 mi 24 000 km/15,000 mi 36 000 km/22,500 mi 48 000 km/30,000 mi 60 000 km/37,500 mi 72 000 km/45,000 mi 84 000 km/52,500 mi 96 000 km/60,000 mi 108 000 km/67,500 mi 120 000 km/75,000 mi 132 000 km/82,500 mi 144 000 km/90,000 mi 156 000 km/97,500 mi 180 000 km/112,500 mi Services - Severe 168 000 km/105,000 mi 192 000 km/120,000 mi 204 000 km/127,500 mi 216 000 km/135,000 mi 228 000 km/142,500 mi 240 000 km/150,000 mi

Rotate tires and perform Required Services. Check engine oil level and oil life percentage. @@@@@@@@@@@@@@@@@@@@ Change engine oil and filter, if needed. Drain the diesel fuel filter of water. (Diesel Only) Replace passenger compartment air filter. (1) @ @ @ @ @ @ Inspect evaporative control system. (2) @ @ @ Diesel Engine Only: Replace fuel filter. (3) @ @ @ @ Replace engine air cleaner filter. (4) @ @ @ Change automatic transmission fluid. @ @ @ Replace spark plugs. Inspect spark plug wires. @ @ Change rear axle fluid, if equipped with AWD. (5) @ @ Drain and fill engine cooling system. (6) @ Visually inspect accessory drive belts. (7) @ Replace brake fluid. (8) Replace windshield wiper blades. (9) @@@@@@@@@@ Replace hood and/or body lift support gas @ @ struts. (10) Replace air conditioning desiccant. (11) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 373 Footnotes — Maintenance (4) Or every four years, whichever (11) Replace air conditioning Schedule Additional Required comes first. If driving in dusty desiccant every seven years. Services - Severe conditions, inspect the filter at each oil change or more often as needed. (1) Or every two years, whichever 0 comes first. More frequent See Engine Air Cleaner/Filter 288. passenger compartment air filter (5) Do not directly power wash the replacement may be needed if transfer case and/or front/rear axle driving in areas with heavy traffic, output seals. High pressure water poor air quality, high dust levels, can overcome the seals and or environmental allergens. contaminate the transfer case fluid. Passenger compartment air filter Contaminated fluid will decrease the replacement may also be needed if life of the transfer case and/or axles there is reduced airflow, window and should be replaced. fogging, or odors. Your GM dealer (6) Or every five years, whichever can help determine when to replace comes first. See Cooling System the filter. 0 290. (2) Visually check all fuel and vapor (7) Or every 10 years, whichever lines and hoses for proper comes first. Inspect for fraying, attachment, connection, routing, and excessive cracking, or damage; condition. replace, if needed. (3) Or as indicated by the Driver (8) Replace brake fluid every five Information Center (DIC) or years. See Brake Fluid 0 297. two years whichever comes first. The fuel filter may need to be (9) Or every 12 months, whichever replaced more often based on comes first. See Wiper Blade biodiesel usage, driving in climates Replacement 0 300. with severe dust, off-road driving, (10) Or every 10 years, whichever or towing a trailer for extended comes first. See Gas Strut(s) 0 302. periods. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

374 Service and Maintenance Special Application Additional . To avoid break-down or failure to start the vehicle, maintain a Services Maintenance and Care battery with full cranking power. . Severe Commercial Use Your vehicle is an important . Trained dealer technicians have Vehicles Only: Lubricate chassis investment and caring for it properly the diagnostic equipment to test components every oil change. may help to avoid future costly the battery and ensure that the connections and cables are . Have underbody flushing service repairs. To maintain vehicle corrosion-free. performed. See "Underbody performance, additional maintenance services may be Maintenance" in Exterior Care Belts 0 356. required. . Belts may need replacing if they It is recommended that your dealer squeak or show signs of perform these services their — cracking or splitting. trained dealer technicians know your vehicle best. Your dealer can . Trained dealer technicians have also perform a thorough access to tools and equipment assessment with a multi-point to inspect the belts and inspection to recommend when your recommend adjustment or vehicle may need attention. replacement when necessary. The following list is intended to Brakes explain the services and conditions Brakes stop the vehicle and are to look for that may indicate crucial to safe driving. services are required. . Signs of brake wear may include Battery chirping, grinding, or squealing The 12-volt battery supplies power noises, or difficulty stopping. to start the engine and operate any additional electrical accessories. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 375 . Trained dealer technicians have Lamps of leaking, blown seals, access to tools and equipment Properly working headlamps, or damage, and can advise to inspect the brakes and taillamps, and brake lamps are when service is needed. recommend quality parts important to see and be seen on Tires engineered for the vehicle. the road. Tires need to be properly inflated, Fluids . Signs that the headlamps need rotated, and balanced. Maintaining Proper fluid levels and approved attention include dimming, failure the tires can save money and fuel, fluids protect the vehicle’s systems to light, cracking, or damage. and can reduce the risk of tire and components. See The brake lamps need to be failure. Recommended Fluids and checked periodically to ensure 0 that they light when braking. . Signs that the tires need to be Lubricants 377 for GM approved replaced include three or more fluids. . With a multi-point inspection, visible treadwear indicators; cord . Engine oil and windshield your dealer can check the lamps or fabric showing through the washer fluid levels should be and note any concerns. rubber; cracks or cuts in the checked at every fuel fill. Shocks and Struts tread or sidewall; or a bulge or split in the tire. . Instrument cluster lights may Shocks and struts help aid in control come on to indicate that fluids for a smoother ride. . Trained dealer technicians can may be low and need to be inspect and recommend the right filled. . Signs of wear may include tires. Your dealer can also steering wheel vibration, bounce/ provide tire/wheel balancing Hoses sway while braking, longer services to ensure smooth Hoses transport fluids and should stopping distance, or uneven vehicle operation at all speeds. be regularly inspected to ensure tire wear. Your dealer sells and services that there are no cracks or leaks. . As part of the multi-point name brand tires. With a multi-point inspection, your inspection, trained dealer dealer can inspect the hoses and technicians can visually inspect advise if replacement is needed. the shocks and struts for signs GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

376 Service and Maintenance Vehicle Care . Trained dealer technicians can To help keep the vehicle looking like inspect the windshield and new, vehicle care products are recommend proper replacement available from your dealer. For if needed. information on how to clean and Wiper Blades protect the vehicle’s interior and exterior, see Interior Care 0 361 and Wiper blades need to be cleaned Exterior Care 0 356. and kept in good condition to provide a clear view. Wheel Alignment . Signs of wear include streaking, Wheel alignment is critical for skipping across the windshield, ensuring that the tires deliver and worn or split rubber. optimal wear and performance. . Trained dealer technicians can . Signs that the alignment may check the wiper blades and need to be adjusted include replace them when needed. pulling, improper vehicle handling, or unusual tire wear. . Your dealer has the required equipment to ensure proper wheel alignment. Windshield For safety, appearance, and the best viewing, keep the windshield clean and clear. . Signs of damage include scratches, cracks, and chips. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 377 Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Usage Fluid/Lubricant Automatic Transmission DEXRON-VI Automatic Transmission Fluid. Diesel Exhaust Aftertreatment System Diesel Exhaust Fluid (GM Part No. 19286291, in Canada 88865751) or diesel exhaust fluid that meets ISO 22241 or displays the API Diesel Exhaust Fluid Certification Mark. Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling System 0 290. Engine Oil (Diesel) Engine oil meeting the dexos2 specification of the proper SAE viscosity grade. ACDelco dexos2 is recommended. See Engine Oil 0 283. Engine Oil (Gasoline) Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 0 283. Hood and Door Hinges, and Key Lock Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Cylinders Canada 10953474). Hood Latch Assembly, Secondary Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Latch, Pivots, Spring Anchor, and Canada 89021674) or lubricant meeting requirements of NLGI #2, Release Pawl Category LB or GC-LB. Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19353127). Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 19351882, in Canada 19351883). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

378 Service and Maintenance

Usage Fluid/Lubricant Weatherstrip Conditioning Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or equivalent. Windshield Washer Automotive windshield washer fluid that meets regional freeze protection requirements.

Maintenance Replacement Parts Replacement parts identified below by name, part number, or specification can be obtained from your dealer. Part GM Part Number ACDelco Part Number Engine Air Cleaner/Filter 23279657 A3226C Engine Oil Filter 1.5L L4 Gas Engine 12696048 PF64 1.6L L4 Diesel Engine 55588497 PF2264G 2.0L L4 Gas Engine 12696048 PF64 Fuel Filter 1.6L L4 Diesel Engine 84186990 TP1016 Passenger Compartment Air Filter 13508023 CF185 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Service and Maintenance 379

Part GM Part Number ACDelco Part Number Spark Plugs 1.5L L4 Gas Engine 12683541 41-156 2.0L L4 Gas Engine 12647827 41-125 Wiper Blades Driver Side – 60 cm (23.6 in) 84574893 — Passenger Side – 45.0 cm (17.7 in) 84574892 — Rear – 30.0 cm (11.8 in) 84215609 — GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

380 Service and Maintenance Maintenance Records After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Retain all maintenance receipts. Odometer Date Serviced By Services Performed Reading GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Technical Data 381 Technical Data Vehicle Identification Engine Identification The eighth character in the VIN is Vehicle Identification the engine code. This code Vehicle Identification Number (VIN) identifies the vehicle's engine, Vehicle Identification specifications, and replacement Number (VIN) ...... 381 parts. See “Engine Specifications” Service Parts Identification . . . 381 under Capacities and Specifications 0 382 for the vehicle's engine code. Vehicle Data Capacities and Specifications ...... 382 Service Parts Engine Drive Belt Routing . . . . 384 Identification This legal identifier is in the front There may be a large barcode on corner of the instrument panel, on the certification label on the center the driver side of the vehicle. It can pillar that you can scan for the be seen through the windshield from following information: outside. The Vehicle Identification . Vehicle Identification Number (VIN) also appears on the Number (VIN) Vehicle Certification and Service Parts labels and certificates of title . Model designation and registration. . Paint information . Production options If there is not a large barcode on this label, then you will find this same information on a label inside of the glove box. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

382 Technical Data Vehicle Data Capacities and Specifications Capacities Application Metric English Air Conditioning Refrigerant For the air conditioning system refrigerant type and charge amount, see the refrigerant label under the hood. See your dealer for more information. Engine Cooling System* 1.5L L4 Gas Engine 6.6 L 7.0 qt 1.6L L4 Diesel Engine 7.5 L 7.9 qt 2.0L L4 Gas Engine 7.8 L 8.2 qt Engine Oil with Filter 1.5L L4 Gas Engine AWD 5.0 L 5.3 qt 1.5L L4 Gas Engine FWD 4.0 L 4.2 qt 1.6L L4 Diesel Engine 5.0 L 5.3 qt 2.0L L4 Gas Engine AWD 5.7 L 6.0 qt 2.0L L4 Gas Engine FWD 4.7 L 5.0 qt Fuel Tank FWD 56.0 L 14.8 gal GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Technical Data 383

Capacities Application Metric English AWD 59.0 L 15.6 gal DEF Tank (LH7 engine only) 18.5 L 4.9 gal Transfer Case Fluid 0.8 L 0.85 qt Wheel Nut Torque 140 Y 100 lb ft All capacities are approximate. When adding, be sure to fill to the approximate level, as recommended in this manual. Recheck fluid level after filling. *Engine cooling system capacity values are based on the entire cooling system and its components.

Engine Specifications Engine VIN Code Transmission Spark Plug Gap 1.5L L4 Gas Engine (LYX) V Automatic 0.60–0.70 mm (0.024–0.028 in) 1.6L L4 Diesel Engine (LH7) U Automatic — 2.0L L4 Gas Engine (LTG) X Automatic 0.75–0.90 mm (0.030–0.035 in) Spark plug gaps are preset by the manufacturer. Re-gapping the spark plug is not recommended and can damage the spark plug. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

384 Technical Data Engine Drive Belt Routing

2.0L L4 Gas Engine 1.5L L4 Gas Engine

1.6L L4 Diesel Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 385 Reporting Safety Defects Customer Information Customer Reporting Safety Defects to Information the United States Government ...... 395 Customer Satisfaction Reporting Safety Defects to Procedure Customer Information the Canadian Your satisfaction and goodwill are Customer Satisfaction Government ...... 396 important to your dealer and to Procedure ...... 385 Reporting Safety Defects to GMC. Normally, any concerns with General Motors ...... 396 Customer Assistance the sales transaction or the Offices ...... 387 Vehicle Data Recording and operation of the vehicle will be Customer Assistance for Text resolved by your dealer's sales or Telephone (TTY) Users . . . . . 388 Privacy Vehicle Data Recording and service departments. Sometimes, Online Owner Center ...... 388 however, despite the best intentions GM Mobility Reimbursement Privacy ...... 397 Cybersecurity ...... 397 of all concerned, misunderstandings Program ...... 388 can occur. If your concern has not Roadside Assistance Event Data Recorders ...... 397 OnStar ...... 398 been resolved to your satisfaction, Program ...... 389 the following steps should be taken: Scheduling Service Infotainment System ...... 398 Appointments ...... 391 STEP ONE : Discuss your concern Courtesy Transportation with a member of dealership Program ...... 391 management. Normally, concerns Collision Damage Repair . . . . . 392 can be quickly resolved at that level. Publication Ordering If the matter has already been Information ...... 394 reviewed with the sales, service, Radio Frequency or parts manager, contact the owner Statement ...... 395 of your dealership or the general manager. STEP TWO : If after contacting a member of dealership management, it appears your concern cannot be GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

386 Customer Information resolved by your dealership without STEP THREE — U.S. Owners : You may contact the BBB Auto Line further help, in the U.S., call Both General Motors and your Program using the toll-free 1-800-462-8782. In Canada, call dealer are committed to making telephone number or write them at General Motors of Canada sure you are completely satisfied the following address: Customer Care Centre at with your new vehicle. However, BBB Auto Line Program 1-800-263-3777 (English), if you continue to remain unsatisfied BBB National Programs, Inc. or 1-800-263-7854 (French). after following the procedure 3033 Wilson Blvd. We encourage you to call the outlined in Steps One and Two, you Suite 600 toll-free number in order to give your can file with the Better Business Arlington, VA 22201 inquiry prompt attention. Have the Bureau (BBB) Auto Line Program to enforce your rights. Telephone: 1-800-955-5100 following information available to http://www.bbb.org/council/ give the Customer Assistance The BBB Auto Line Program is an programs-services/ representative: out-of-court program administered dispute-handling-and-resolution/ . Vehicle Identification by the BBB National Programs, Inc. bbb-auto-line Number (VIN). This is available to settle automotive disputes regarding vehicle repairs or the This program is available in all from the vehicle registration or 50 states and the District of title, or the plate at the top left of interpretation of the New Vehicle Limited Warranty. Although you may Columbia. Eligibility is limited by the instrument panel and visible vehicle age, mileage, and other through the windshield. be required to resort to this informal dispute resolution program prior to factors. General Motors reserves . Dealership name and location. filing a court action, use of the the right to change eligibility . Vehicle delivery date and program is free of charge and your limitations and/or discontinue its present mileage. case will generally be heard within participation in this program. 40 days. If you do not agree with the When contacting GMC, remember decision given in your case, you that your concern will likely be may reject it and proceed with any resolved at a dealer's facility. That is other venue for relief available why we suggest following Step One to you. first. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 387 STEP THREE — Canadian call toll-free 1-800-207-0685, or call www.gmc.com Owners : In the event that you do the General Motors Customer Care 1-800-GMC-8782 (1-800-462-8782) not feel your concerns have been Centre, 1-800-263-3777 (English), 1-888-889-2438 (For Text addressed after following the 1-800-263-7854 (French), Telephone devices (TTYs)) procedure outlined in Steps One or write to: Roadside Assistance: and Two, General Motors of Canada Mediation/Arbitration Program 1-888-881-3302 Company wants you to be aware of c/o Customer Care Centre From U.S. Virgin Islands: its participation in a no-charge General Motors of Canada Mediation/Arbitration Program. Company 1-800-496-9994 General Motors of Canada Mail Code: CA1-163-005 Canada Company has committed to binding 1908 Colonel Sam Drive arbitration of owner disputes Oshawa, Ontario L1H 8P7 General Motors of Canada involving factory-related vehicle Company Your inquiry should be accompanied service claims. The program Customer Care Centre, Mail Code: by the Vehicle Identification provides for the review of the facts CA1-163-005 Number (VIN). involved by an impartial third party 1908 Colonel Sam Drive arbiter, and may include an informal Oshawa, Ontario L1H 8P7 hearing before the arbiter. The Customer Assistance www.gmc.ca program is designed so that the Offices entire dispute settlement process, 1-800-263-3777 (English) from the time you file your complaint GMC encourages customers to call 1-800-263-7854 (French) to the final decision, should be the toll-free number for assistance. 1-800-263-3830 (For Text completed in about 70 days. We However, if a customer wishes to Telephone Devices (TTYs)) believe our impartial program offers write or e-mail GMC, the letter Roadside Assistance: advantages over courts in most should be addressed to: 1-800-268-6800 jurisdictions because it is informal, United States and Puerto Rico Overseas quick, and free of charge. GMC Customer Assistance Center Please contact the local General For further information concerning P.O. Box 33172 Motors Business Unit. eligibility in the Canadian Motor Detroit, MI 48232-5172 Vehicle Arbitration Plan (CAMVAP), GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

388 Customer Information Customer Assistance for G : View maintenance schedules, GMC Owner Centre (Canada) Text Telephone (TTY) alerts, and Vehicle Diagnostic mygmccanada.ca Users Information. Schedule service Visit the GMC Owner Centre at appointments. mygmccanada.ca (English) or To assist customers who are deaf, I : View and print dealer-recorded my.gmccanada.ca (French) to hard of hearing, or speech-impaired service records and self-recorded access similar benefits to the and who use Text Telephones service records. U.S. site. (TTYs), GMC has TTY equipment D : Select a dealer and view available at its Customer Assistance GM Mobility Center. Any TTY user in the U.S. locations, maps, phone numbers, can communicate with GMC by and hours. Reimbursement Program dialing: 1-888-889-2438. TTY users r : Track your vehicle’s warranty in Canada can dial 1-800-263-3830. information. J : View active recalls by Vehicle Online Owner Center Identification Number (VIN). See Online Owner Experience Vehicle Identification Number (VIN) 0 (U.S.) my.gmc.com 381. H The GMC online owner experience : Compare and shop for GMC This program is available to allows access to videos, articles, and OnStar plans and Services. qualified applicants for cost and vehicle health specific to your View GM Card and SiriusXM reimbursement, up to certain limits, GMC as well as your OnStar information (if equipped). of eligible aftermarket adaptive Account information all in one place. F : Chat live with online help equipment required for the vehicle, representatives. such as hand controls or a Membership Benefits wheelchair/scooter lift for the E See my.gmc.com to register your : Download owner’s manuals vehicle. vehicle. and view vehicle-specific how-to videos. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 389 To learn about the GM Mobility Calling for Assistance Roadside Assistance is not a part of program, see www.gmmobility.com the New Vehicle Limited Warranty. When calling Roadside Assistance, or call the GM Mobility Assistance General Motors North America and have the following information Center at 1-800-323-9935. Text GMC reserve the right to make any ready: Telephone (TTY) users, call changes or discontinue the 1-800-833-9935. . Your name, home address, and Roadside Assistance program at home telephone number General Motors of Canada also has any time without notification. a Mobility program. See www.gm.ca . Telephone number of your General Motors North America and or call 1-800-GM-DRIVE location GMC reserve the right to limit (800-463-7483) for details. TTY . Location of the vehicle services or payment to an owner or users call 1-800-263-3830. driver if they decide the claims are . Model, year, color, and license made too often, or the same type of Roadside Assistance plate number of the vehicle claim is made many times. Program . Odometer reading, Vehicle Services Provided Identification Number (VIN), and For U.S.-purchased vehicles, call delivery date of the vehicle . Emergency Fuel Delivery: 1-888-881-3302; (Text Telephone Delivery of enough fuel for the (TTY): 1-888-889-2438). . Description of the problem vehicle to get to the nearest For Canadian-purchased vehicles, Coverage service station. call 1-800-268-6800. Services are provided for the . Lock-Out Service: Service to Service is available 24 hours a day, duration of the vehicle's powertrain unlock the vehicle if you are 365 days a year. warranty. locked out. A remote unlock may be available if you have OnStar. In the U.S., anyone driving the For security reasons, the driver vehicle is covered. In Canada, a must present identification person driving the vehicle without before this service is given. permission from the owner is not covered. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

390 Customer Information . Emergency Tow from a Public Services Not Included in . Trip Interruption Benefits and Road or Highway: Tow to the Roadside Assistance Assistance: Must be over nearest GMC dealer for warranty 150 km from where your trip was service, or if the vehicle was in a . Impound towing caused by started to qualify. crash and cannot be driven. violation of any laws Pre-authorization, original Assistance is not given when the . Legal fines detailed receipts, and a copy of vehicle is stuck in the sand, the repair orders are required. . Mounting, dismounting, mud, or snow. Once authorization has been or changing of snow tires, received, the Roadside . Flat Tire Change: Service to chains, or other traction devices change a flat tire with the spare Assistance advisor will help to Service is not provided if a vehicle tire. The spare tire, if equipped, make arrangements and explain is in an area that is not accessible must be in good condition and how to receive payment. to the service vehicle or is not a properly inflated. It is the owner's . Alternative Service: If regularly traveled or maintained responsibility for the repair or assistance cannot be provided public road, which includes ice and replacement of the tire if it is not right away, the Roadside winter roads. Off-road use is not covered by the warranty. Assistance advisor may give covered. . Battery Jump Start: Service to permission to get local jump start a dead battery. Services Specific to emergency road service. You will Canadian-Purchased Vehicles receive payment, up to $100, . Trip Interruption Benefits and after sending the original receipt Assistance: If your trip is . Fuel Delivery: Reimbursement to Roadside Assistance. interrupted due to a warranty is up to 7 L. Diesel fuel delivery Mechanical failures may be event, incidental expenses may may be restricted. Propane and covered, however any cost for be reimbursed within the other fuels are not provided parts and labor for repairs not Powertrain warranty period. through this service. covered by the warranty are the Items considered are reasonable . Lock-Out Service: Vehicle owner’s responsibility. and customary hotel, meals, registration is required. rental car, or a vehicle being delivered back to the customer, up to 500 miles. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 391 Scheduling Service Courtesy Transportation Transportation Options Appointments Program Warranty service can generally be completed while you wait. However, When the vehicle requires warranty To enhance your ownership if you are unable to do so, your service, contact your dealer and experience, we and our participating dealer may offer the following request an appointment. By dealers are proud to offer Courtesy transportation options: scheduling a service appointment Transportation, a customer support and advising the service consultant program for vehicles with the Shuttle Service of your transportation needs, your Bumper-to-Bumper (Base Warranty This includes one-way or round-trip dealer can help minimize your Coverage period in Canada), shuttle service within reasonable inconvenience. extended powertrain, and/or time and distance parameters of hybrid-specific warranties in both If the vehicle cannot be scheduled your dealer's area. into the service department the U.S. and Canada. immediately, keep driving it until it Several Courtesy Transportation Public Transportation or Fuel can be scheduled for service, options are available to assist in Reimbursement unless, of course, the problem is reducing inconvenience when If overnight warranty repairs are safety related. If it is, please call warranty repairs are required. needed, and public transportation is your dealership, let them know this, Courtesy Transportation is not a used, the expense must be and ask for instructions. part of the New Vehicle Limited supported by original receipts and If your dealer requests you to bring Warranty. A separate manual within the maximum amount allowed by GM. If U.S. customers arrange the vehicle for service, you are entitled “Limited Warranty and their own transportation, limited urged to do so as early in the work Owner Assistance Information” day as possible to allow for furnished with each new vehicle reimbursement for reasonable fuel same-day repair. provides detailed warranty coverage expenses may be available. Claim information. amounts should reflect actual costs and be supported by original receipts. See your dealer for information. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

392 Customer Information Courtesy Rental Vehicle General Motors reserves the right to appearance, durability, and safety For an overnight warranty repair, the unilaterally modify, change, are preserved. The use of Genuine dealer may provide an available or discontinue Courtesy GM parts can help maintain the GM courtesy rental vehicle or provide for Transportation at any time and to New Vehicle Limited Warranty. reimbursement of a rental vehicle. resolve all questions of claim Recycled original equipment parts Reimbursement is limited and must eligibility pursuant to the terms and may also be used for repair. These be supported by original receipts as conditions described herein at its parts are typically removed from well as a signed and completed sole discretion. vehicles that were total losses in rental agreement and meet state/ prior crashes. In most cases, the provincial, local, and rental vehicle Collision Damage Repair parts being recycled are from provider requirements. If the vehicle is involved in a undamaged sections of the vehicle. Requirements vary and may include collision and it is damaged, have the A recycled original equipment GM minimum age requirements, damage repaired by a qualified part may be an acceptable choice to insurance coverage, credit card, etc. technician using the proper maintain the vehicle's originally Additional fees such as fuel, rental equipment and quality replacement designed appearance and safety vehicle insurance, taxes, levies, parts. Poorly performed collision performance; however, the history of usage fees, excessive mileage, repairs diminish the vehicle resale these parts is not known. Such parts or rental usage beyond the value, and safety performance can are not covered by the GM New completion of the repair are also be compromised in subsequent Vehicle Limited Warranty, and any your responsibility. collisions. related failures are not covered by that warranty. It may not be possible to provide a Collision Parts like vehicle as a courtesy rental. Aftermarket collision parts are also Genuine GM Collision parts are new available. These are made by Additional Program parts made with the same materials companies other than GM and may Information and construction methods as the not have been tested for the vehicle. All program options, such as shuttle parts with which the vehicle was As a result, these parts may fit service, may not be available at originally built. Genuine GM poorly, exhibit premature durability/ every dealer. Contact your dealer Collision parts are the best choice to corrosion problems, and may not for specific availability. ensure that the vehicle's designed perform properly in subsequent GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 393 collisions. Aftermarket parts are not aftermarket collision parts. Some puts you in danger, or you are covered by the GM New Vehicle insurance companies will not instructed to move it by a police Limited Warranty, and any vehicle specify aftermarket collision parts. officer. failure related to such parts is not When purchasing insurance, we Give only the necessary information covered by that warranty. recommend that you ensure that the to police and other parties involved vehicle will be repaired with GM in the crash. Repair Facility original equipment collision parts. GM also recommends that you If such insurance coverage is not For emergency towing see choose a collision repair facility that available from your current Roadside Assistance Program meets your needs before you ever insurance carrier, consider switching 0 389. need collision repairs. Your dealer to another insurance carrier. Gather the following information: may have a collision repair center If the vehicle is leased, the leasing with GM-trained technicians and . Driver name, address, and company may require you to have telephone number state-of-the-art equipment, or be insurance that ensures repairs with able to recommend a collision repair Genuine GM Original Equipment . Driver license number center that has GM-trained Manufacturer (OEM) parts or . Owner name, address, and technicians and comparable Genuine Manufacturer replacement telephone number equipment. parts. Read the lease carefully, as . Vehicle license plate number Insuring the Vehicle you may be charged at the end of the lease for poor quality repairs. . Vehicle make, model, and Protect your investment in the GM model year vehicle with comprehensive and If a Crash Occurs collision insurance coverage. There . Vehicle Identification If there has been an injury, call Number (VIN) are significant differences in the emergency services for help. Do not quality of coverage afforded by leave the scene of a crash until all . Insurance company and policy various insurance policy terms. matters have been taken care of. number Many insurance policies provide Move the vehicle only if its position . General description of the reduced protection to the GM damage to the other vehicle vehicle by limiting compensation for damage repairs through the use of GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

394 Customer Information Choose a reputable repair facility the repair professional, and insist on Customer Literature that uses quality replacement parts. Genuine GM parts. Remember, Owner s manuals are written See Collision Parts earlier in this if the vehicle is leased, you may be ’ “ ” specifically for owners and are section. obligated to have the vehicle intended to provide basic repaired with Genuine GM parts, If the airbag has inflated, see What operational information about the even if your insurance coverage Will You See after an Airbag vehicle. The owner s manual does not pay the full cost. ’ Inflates? 0 63. includes the Maintenance Schedule If another party's insurance for all models. Managing the Vehicle Damage company is paying for the repairs, Customer literature publications Repair Process you are not obligated to accept a available for purchase include repair valuation based on that In the event that the vehicle requires owner s manuals, warranty insurance company's collision policy ’ damage repairs, GM recommends manuals, infotainment manuals, and repair limits, as you have no that you take an active role in its portfolios. Portfolios include an contractual limits with that company. repair. If you have a pre-determined owner s manual, warranty manual, In such cases, you can have control ’ repair facility of choice, take the infotainment manual, if applicable, of the repair and parts choices as vehicle there, or have it towed there. and zip lock bag or pouch. Specify to the facility that any long as the cost stays within required replacement collision parts reasonable limits. Current and Past Models be original equipment parts, either Service manuals and customer new Genuine GM parts or recycled Publication Ordering literature are available for many original GM parts. Remember, Information current and past model year GM recycled parts will not be covered by vehicles. the GM vehicle warranty. Service Manuals To order, call 1-800-551-4123 Insurance pays the bill for the repair, Service manuals have the diagnosis Monday–Friday, 8:00 a.m.–6:00 p.m. but you must live with the repair. and repair information on the eastern time Depending on your policy limits, engine, transmission, axle, your insurance company may suspension, brakes, electrical For credit card orders only (VISA, initially value the repair using system, steering system, body, etc. MasterCard, or Discover), see aftermarket parts. Discuss this with Helm, Inc. at: www.helminc.com. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 395 To order by mail, write to: Operation is subject to the following Reporting Safety Helm, Incorporated two conditions: Attention: Customer Service 1. The device may not cause Defects 47911 Halyard Drive harmful interference. Reporting Safety Defects Plymouth, MI 48170 2. The device must accept any Make checks payable in U.S. funds. interference received, including to the United States interference that may cause Government Radio Frequency undesired operation of the device. If you believe that your vehicle Statement has a defect which could cause Changes or modifications to any of This vehicle has systems that a crash or could cause injury or these systems by other than an operate on a radio frequency that death, you should immediately authorized service facility could void complies with Part 15/Part 18 of the inform the National Highway authorization to use this equipment. Federal Communications Traffic Safety Administration Commission (FCC) rules and with (NHTSA) in addition to notifying Innovation, Science and Economic General Motors. Development (ISED) Canada's RSP-100 / ICES-GEN. If NHTSA receives similar complaints, it may open an investigation, and if it finds that a safety defect exists in a group of vehicles, it may order a recall and remedy campaign. However, NHTSA cannot become involved in individual problems between you, your dealer, or General Motors. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

396 Customer Information To contact NHTSA, you may call go to: In Canada, call 1-800-263-3777 (English) or 1-800-263-7854 the Vehicle Safety Hotline www.tc.gc.ca/recalls (English) toll-free at 1-888-327-4236 (French), or write: www.tc.gc.ca/rappels (French) (TTY: 1-800-424-9153); go to General Motors of Canada http://www.safercar.gov; or or write to: Company write to: Transport Canada Customer Care Centre, Mail Code: CA1-163-005 Administrator, NHTSA Motor Vehicle Safety Directorate 1908 Colonel Sam Drive 1200 New Jersey Avenue, S.E. Defect Investigations and Oshawa, Ontario L1H 8P7 Washington, D.C. 20590 Recalls Division 80 Noel Street In Mexico, call 01-800-466-0812 or You can also obtain other 01-800-466-0801. Gatineau, QC J8Z 0A1 information about motor vehicle In other Central America and safety from http:// Caribbean Countries, call www.safercar.gov. Reporting Safety Defects to General Motors 52-55-5-901-23-69. Reporting Safety Defects In addition to notifying NHTSA (or to the Canadian Transport Canada) in a situation like Government this, notify General Motors. If you live in Canada, and you In the U.S., call 1-800-GMC-8782 (1-800-462-8782), or write: believe that the vehicle has a safety defect, notify Transport GMC Customer Assistance Center Canada immediately, and notify P.O. Box 33172 General Motors of Canada Detroit, MI 48232-5172 Company. Call Transport Canada at 1-800-333-0510; GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Customer Information 397 Vehicle Data Cybersecurity your vehicle to any unknown or untrusted networks (such as Recording and GM collects information about the Bluetooth, WIFI or similar use of your vehicle including technology). In the event you Privacy operational and safety related suspect any security incident The vehicle has a number of information. We collect this impacting your data or the safe computers that record information information to provide, evaluate, operation of your vehicle, please about the vehicle’s performance and improve, and troubleshoot our stop operating your vehicle and how it is driven or used. For products and services and to contact your dealer. example, the vehicle uses computer develop new products and services. modules to monitor and control The protection of vehicle electronics Event Data Recorders engine and transmission systems and customer data from performance, to monitor the unauthorized outside electronic This vehicle is equipped with an conditions for airbag deployment access or control is important to event data recorder (EDR). The and deploy them in a crash, and, GM. GM maintains appropriate main purpose of an EDR is to if equipped, to provide antilock security standards, practices, record, in certain crash or near braking to help the driver control the guidelines and controls aimed at crash-like situations, such as an air vehicle. These modules may store defending the vehicle and the bag deployment or hitting a road data to help the dealer technician vehicle service ecosystem against obstacle, data that will assist in service the vehicle or to help GM unauthorized electronic access, understanding how a vehicle’s improve safety or features. Some detecting possible malicious activity systems performed. The EDR is modules may also store data about in related networks, and responding designed to record data related to how the vehicle is operated, such as to suspected cybersecurity incidents vehicle dynamics and safety rate of fuel consumption or average in a timely, coordinated and effective systems for a short period of time, speed. These modules may retain manner. Security incidents could typically 30 seconds or less. The personal preferences, such as radio impact your safety or compromise EDR in this vehicle is designed to presets, seat positions, and your private data. To minimize record such data as: temperature settings. security risks, please do not connect . How various systems in your your vehicle electronic systems to vehicle were operating; unauthorized devices or connect GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

398 Customer Information . Whether or not the driver and To read data recorded by an EDR, OnStar passenger safety belts were special equipment is required, and buckled/fastened; access to the vehicle or the EDR is If the vehicle is equipped with OnStar and has an active service . How far (if at all) the driver was needed. In addition to the vehicle manufacturer, other parties, such as plan, additional data may be depressing the accelerator and/ collected and transmitted through or brake pedal; and, law enforcement, that have the special equipment, can read the the OnStar system. This includes . How fast the vehicle was information if they have access to information about the vehicle’s traveling. the vehicle or the EDR. operation; collisions involving the vehicle; the use of the vehicle and These data can help provide a GM will not access these data or its features, including infotainment; better understanding of the share it with others except: with the and the location and approximate circumstances in which crashes and consent of the vehicle owner or, GPS speed of the vehicle. Refer to injuries occur. if the vehicle is leased, with the the OnStar Terms and Conditions Note consent of the lessee; in response and Privacy Statement on the EDR data are recorded by your to an official request by police or OnStar website. vehicle only if a non-trivial crash similar government office; as part of GM's defense of litigation through See OnStar Additional Information situation occurs; no data are 0 401. recorded by the EDR under normal the discovery process; or, as required by law. Data that GM driving conditions and no personal Infotainment System data (e.g., name, gender, age, and collects or receives may also be crash location) are recorded. used for GM research needs or may If the vehicle is equipped with a However, other parties, such as law be made available to others for navigation system as part of the enforcement, could combine the research purposes, where a need is infotainment system, use of the EDR data with the type of shown and the data is not tied to a system may result in the storage of personally identifying data routinely specific vehicle or vehicle owner. destinations, addresses, telephone acquired during a crash numbers, and other trip information. investigation. See the infotainment manual for information on stored data and for deletion instructions. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

OnStar 399 OnStar Overview Terms, Privacy Statement, and OnStar Software Terms for more details including system limitations at OnStar Overview www.onstar.com (U.S.) or www.onstar.ca (Canada). OnStar Overview ...... 399 The OnStar system status light is OnStar Services next to the OnStar buttons. If the Emergency ...... 400 status light is: Security ...... 401 = Voice Command Button . Solid Green: System is ready. OnStar Additional Information . Flashing Green: On a call. OnStar Additional Q Blue OnStar Button Information ...... 401 > Red Emergency Button . Red: Indicates a problem. This vehicle may be equipped with a . Off: System is off. Press Q comprehensive, in-vehicle system twice to speak with an OnStar that can connect to an OnStar Advisor. Advisor for Emergency, Security, Navigation, Connections, and Press Q or call 1-888-4ONSTAR Diagnostics Services. OnStar (1-888-466-7827) to speak to an services may require a paid service Advisor. plan and data plan. OnStar requires Functionality of the Voice Command the vehicle battery and electrical button may vary by vehicle and system, cellular service, and GPS region. satellite signals to be available and operating. OnStar acts as a link to existing emergency service providers. OnStar may collect information about you and your vehicle, including location information. See OnStar User GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

400 OnStar Press = to: Press > to get a priority connection OnStar Services . Open the OnStar app on the to an OnStar Advisor available infotainment display. See the 24/7 to: Emergency infotainment manual for . Get help for an emergency. Emergency Services require an information on how to use the . Be a Good Samaritan or active safety and security plan. With OnStar app. respond to an AMBER Alert. Automatic Crash Response, built-in Or . Get assistance in severe sensors can automatically alert a . Give OnStar Turn-by-Turn weather or other crisis situations specially trained OnStar Advisor Navigation voice commands. and find evacuation routes. who is immediately connected in to the vehicle to help. . Obtain and customize the Wi-Fi hotspot name or SSID and Press > for a priority connection to password, if equipped. an OnStar Advisor who can contact emergency service providers, direct Press Q to connect to an them to your exact location, and Advisor to: relay important information. . Verify account information or With OnStar Crisis Assist, specially update contact information. trained Advisors are available . Get driving directions. 24 hours a day, 7 days a week, to provide a central point of contact, . Receive a Diagnostic check of assistance, and information during a the vehicle's key operating crisis. systems. With Roadside Assistance, Advisors . Receive Roadside Assistance. can locate a nearby service provider . Manage Wi-Fi Settings, to help with a flat tire, a battery if equipped. jump, or an empty gas tank. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

OnStar 401 Security OnStar Additional Reactivation for Subsequent Owners If equipped, OnStar provides these Information services: Press Q and follow the prompts to In-Vehicle Audio Messages . With Stolen Vehicle Assistance, speak to an Advisor as soon as OnStar Advisors can use GPS to Audio messages may play important possible. The Advisor will update pinpoint the vehicle and help information at the following times: vehicle records and explain OnStar or connected service options. authorities quickly recover it. . Prior to vehicle purchase. . With Remote Ignition Block, Press Q to set up an account. How OnStar Service Works if equipped, OnStar can block Automatic Crash Response, the engine from being restarted. . After change in ownership and at 90 days. Emergency Services, Crisis Assist, . With Stolen Vehicle Slowdown, Stolen Vehicle Assistance, Remote if equipped, OnStar can work Transferring Service Services, and Roadside Assistance with law enforcement to Q are available on most vehicles. Not gradually slow the vehicle down. Press to request account transfer all OnStar services are available eligibility information. The Advisor everywhere or on all vehicles. For Theft Alarm Notification can cancel or change account more information, a full description If equipped, if the doors are locked information. of OnStar services, system and the vehicle alarm sounds, a Selling/Transferring the limitations, and OnStar User Terms, notification by text, e-mail, or phone Vehicle Privacy Statement, and Software call will be sent. If the vehicle is Terms: stolen, an OnStar Advisor can work Call 1-888-4ONSTAR (1-888-466-7827) immediately to . Call 1-888-4ONSTAR with authorities to recover the (1-888-466-7827). vehicle. terminate your OnStar or connected services if the vehicle is disposed . See www.onstar.com (U.S.). of, sold, transferred, or if the . See www.onstar.ca (Canada). lease ends. . Call TTY 1-877-248-2080. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

402 OnStar . Press Q to speak with an to the vehicle in a crash, or wireless access to all OnStar services, Advisor. phone network congestion or except Virtual Advisor and OnStar jamming — may prevent service. Turn-by-Turn Navigation. OnStar or connected services cannot work unless the vehicle is in See Radio Frequency Statement If equipped, TTY mode can be 0 a place where OnStar has an 395. turned on or off by touching agreement with a wireless service Settings, then Apps, and then Services for People with Phone. When TTY mode is on, provider for service in that area. The Disabilities wireless service provider must also phone calls can be made or have coverage, network capacity, Advisors provide services to help received with OnStar using the reception, and technology with physical disabilities and infotainment display. compatible with OnStar or medical conditions. OnStar Personal Identification connected services. Service Q Number (PIN) involving location information about Press to help: the vehicle cannot work unless GPS . Locate a gas station with an A PIN is needed to access some signals are available, unobstructed, attendant to pump gas. OnStar services. The PIN will need and compatible with the OnStar to be changed the first time when . Find a hotel, restaurant, etc., hardware. OnStar or connected speaking with an Advisor. To that meets accessibility needs. services may not work if the OnStar change the OnStar PIN, contact an equipment is not properly installed . Provide directions to the closest OnStar Advisor by pressing Q or or it has not been properly hospital or pharmacy in urgent calling 1-888-4ONSTAR. maintained. If equipment or software situations. is added, connected, or modified, Warranty TTY Users OnStar or connected services may OnStar equipment may be not work. Other problems beyond OnStar has the ability to warranted as part of the vehicle the control of OnStar — such as communicate to deaf, warranty. hills, tall buildings, tunnels, weather, hard-of-hearing, or speech-impaired electrical system design and customers while in the vehicle. The architecture of the vehicle, damage available dealer-installed TTY system can provide in-vehicle GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

OnStar 403 Languages call OnStar. However, OnStar may come on. Press Q to try the could have difficulty identifying The vehicle can be programmed to call again or try again after driving a the exact location. respond in multiple languages. few miles into another cellular area. Press Q and ask for an Advisor. . In emergency situations, OnStar Vehicle and Power Issues Advisors are available in English, can use the last stored GPS Spanish, and French. Available location to send to emergency OnStar services require a vehicle languages may vary by country. responders. electrical system, wireless service, and GPS satellite technologies to be A temporary loss of GPS can cause available and operating for features Potential Issues loss of the ability to send a to function properly. These systems OnStar cannot perform Remote Turn-by-Turn Navigation route. The may not operate if the battery is Door Unlock or Stolen Vehicle Advisor may give a verbal route or discharged or disconnected. Assistance after the vehicle has may ask for a call back after the been off continuously for 10 days vehicle is driven into an open area. Add-on Electrical Equipment without an ignition cycle. If the vehicle has not been started for Cellular and GPS Antennas The OnStar system is integrated into the electrical architecture of the 10 days, OnStar can contact Cellular reception is required for vehicle. Do not add any electrical Roadside Assistance or a locksmith OnStar to send remote signals to equipment. See Add-On Electrical to help gain access to the vehicle. the vehicle. Do not place items over Equipment 0 271. Added electrical or near the antenna to prevent equipment may interfere with the Global Positioning blocking cellular and GPS signal operation of the OnStar system and System (GPS) reception. cause it to not operate. . Obstruction of the GPS can Unable to Connect to OnStar occur in a large city with tall Vehicle Software Updates buildings; in parking garages; Message OnStar or GM may remotely deliver around airports; in tunnels and If there is limited cellular coverage software updates or changes to the underpasses; or in an area with or the cellular network has reached vehicle without further notice or very dense trees. If GPS signals maximum capacity, this message consent. These updates or changes are not available, the OnStar may enhance or maintain safety, system should still operate to GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

404 OnStar security, or the operation of the Privacy libcurl: vehicle or the vehicle systems. The complete OnStar Privacy COPYRIGHT AND PERMISSION Software updates or changes may Statement may be found at NOTICE affect or erase data or settings that www.onstar.com (U.S.), are stored in the vehicle, such as Copyright (c) 1996 - 2010, Daniel or www.onstar.ca (Canada). We saved navigation destinations or Stenberg, . recommend that you review it. If you pre-set radio stations. Neither have any questions, call All rights reserved. OnStar nor GM is responsible for 1-888-4ONSTAR (1-888-466-7827) any affected or erased data or Permission to use, copy, modify, settings. These updates or changes or press Q to speak with an and distribute this software for any may also collect personal Advisor. Users of wireless purpose with or without fee is information. Such collection is communications are cautioned that hereby granted, provided that the described in the OnStar privacy the privacy of any information sent above copyright notice and this statement or separately disclosed at via wireless cellular communications permission notice appear in all the time of installation. These cannot be assured. Third parties copies. updates or changes may also cause may unlawfully intercept or access THE SOFTWARE IS PROVIDED a system to automatically transmissions and private “AS IS,” WITHOUT WARRANTY OF communicate with GM servers to communications without consent. ANY KIND, EXPRESS OR collect information about vehicle OnStar - Software IMPLIED, INCLUDING BUT NOT system status, identify whether Acknowledgements LIMITED TO THE WARRANTIES updates or changes are available, OF MERCHANTABILITY, FITNESS or deliver updates or changes. An Certain OnStar components include FOR A PARTICULAR PURPOSE active OnStar agreement constitutes libcurl and unzip software and other AND NONINFRINGEMENT OF consent to these software updates third party software. Below are the THIRD PARTY RIGHTS. IN NO or changes and agreement that notices and licenses associated with EVENT SHALL THE AUTHORS OR either OnStar or GM may remotely libcurl and unzip and for other third COPYRIGHT HOLDERS BE deliver them to the vehicle. party software please see http:// LIABLE FOR ANY CLAIM, opensource.lge.com/index DAMAGES OR OTHER LIABILITY, www.onstar.com/us/en/ WHETHER IN AN ACTION OF CONTRACT, TORT OR GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

OnStar 405 OTHERWISE, ARISING FROM, Gordon, Ian Gorman, Chris 1. Redistributions of source code OUT OF OR IN CONNECTION Herborth, Dirk Haase, Greg Hartwig, must retain the above copyright WITH THE SOFTWARE OR THE Robert Heath, Jonathan Hudson, notice, definition, disclaimer, USE OR OTHER DEALINGS IN Paul Kienitz, David Kirschbaum, and this list of conditions. THE SOFTWARE. Johnny Lee, Onno van der Linden, 2. Redistributions in binary form Except as contained in this notice, Igor Mandrichenko, Steve P. Miller, (compiled executables) must the name of a copyright holder shall Sergio Monesi, Keith Owens, reproduce the above copyright not be used in advertising or George Petrov, Greg Roelofs, Kai notice, definition, disclaimer, otherwise to promote the sale, use Uwe Rommel, Steve Salisbury, and this list of conditions in or other dealings in this Software Dave Smith, Steven M. Schweda, documentation and/or other without prior written authorization of Christian Spieler, Cosmin Truta, materials provided with the the copyright holder. Antoine Verheijen, Paul von Behren, distribution. The sole exception Rich Wales, Mike White. to this condition is redistribution unzip: This software is provided “as is,” of a standard UnZipSFX binary This is version 2005-Feb-10 of the without warranty of any kind, (including SFXWiz) as part of a Info-ZIP copyright and license. The express or implied. In no event shall self-extracting archive; that is definitive version of this document Info-ZIP or its contributors be held permitted without inclusion of should be available at ftp:// liable for any direct, indirect, this license, as long as the ftp.info-zip.org/pub/infozip/ incidental, special or consequential normal SFX banner has not license.html indefinitely. damages arising out of the use of or been removed from the binary Copyright (c) 1990-2005 Info-ZIP. All inability to use this software. or disabled. rights reserved. Permission is granted to anyone to 3. Altered versions–including, but For the purposes of this copyright use this software for any purpose, not limited to, ports to new including commercial applications, operating systems, existing and license, “Info-ZIP” is defined as the following set of individuals: and to alter it and redistribute it ports with new graphical freely, subject to the following interfaces, and dynamic, Mark Adler, John Bush, Karl Davis, restrictions: shared, or static library Harald Denker, Jean-Michel Dubois, versions–must be plainly Jean-loup Gailly, Hunter Goatley, Ed marked as such and must not GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

406 OnStar be misrepresented as being the original source. Such altered versions also must not be misrepresented as being Info-ZIP releases–including, but not limited to, labeling of the altered versions with the names “Info-ZIP” (or any variation thereof, including, but not limited to, different capitalizations), “Pocket UnZip,”“WiZ” or “MacZip” without the explicit permission of Info-ZIP. Such altered versions are further prohibited from misrepresentative use of the Zip-Bugs or Info-ZIP e-mail addresses or of the Info-ZIP URL(s). 4. Info-ZIP retains the right to use the names “Info-ZIP,”“Zip,” “UnZip,”“UnZipSFX,”“WiZ,” “Pocket UnZip,”“Pocket Zip,” and “MacZip” for its own source and binary releases. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Connected Services 407 Connected Connected Services OnStar app on the infotainment display. For other vehicles press = Services Navigation as follows. Navigation requires a specific Cancel Route Connected Services OnStar or connected service plan. 1. Press =. System responds: Navigation ...... 407 Press Q to receive Turn-by-Turn “OnStar ready,” then a tone. Connections ...... 408 Diagnostics ...... 409 directions or have them sent to the 2. Say “Cancel route.” System vehicle’s navigation screen, responds: “Do you want to if equipped. cancel directions?” Turn-by-Turn Navigation 3. Say “Yes.” System responds: “OK, request completed, thank 1. Press Q to connect to an you, goodbye.” Advisor. Route Preview 2. Request directions to be downloaded to the vehicle. 1. Press =. System responds: 3. Follow the voice-guided “OnStar ready,” then a tone. commands. 2. Say “Route preview.” System responds with the next three Using Voice Commands maneuvers. During a Planned Route Repeat Functionality of the Voice Command button, if equipped, may vary by 1. Press =. System responds: vehicle and region. For some “OnStar ready,” then a tone. vehicles, press = to open the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

408 Connected Services 2. Say “Repeat.” System See www.onstar.com (U.S.) or Wi-Fi Hotspot (If Equipped) responds with the last direction www.onstar.ca (Canada). The vehicle may have a built-in given, then responds with Wi-Fi hotspot that provides access “OnStar ready,” then a tone. Connections to the Internet and web content at Get My Destination The following services help with 4G LTE speed. Up to seven mobile staying connected. devices can be connected. A data 1. Press =. System responds: plan is required. Use the in-vehicle “OnStar ready,” then a tone. For coverage maps, see controls only when it is safe to www.onstar.com (U.S.) or do so. 2. Say “Get my destination.” www.onstar.ca (Canada). System responds with the 1. To retrieve Wi-Fi hotspot address and distance to the Ensuring Security information, press = to open destination, then responds with . Change the default passwords the OnStar app on the “OnStar ready,” then a tone. for the Wi-Fi hotspot and infotainment display, then Send Destination to Vehicle myGMC mobile application. select Wi-Fi Hotspot. On some Make these passwords different vehicles, touch Wi-Fi or Wi-Fi Directions can be sent to the from each other and use a Settings on the screen. vehicle’s navigation screen, combination of letters and 2. The Wi-Fi settings will display if equipped. numbers to increase the the Wi-Fi hotspot name (SSID), security. Press Q, then ask the Advisor to password, and on some download directions to the vehicle’s . Change the default name of the vehicles, the connection type navigation system, if equipped. After SSID (Service Set Identifier). (no Internet connection, 3G, the call ends, the navigation screen This is your network’s name that 4G, 4G LTE), and signal quality will provide prompts to begin driving is visible to other wireless (poor, good, excellent). directions. Routes that are sent to devices. Choose a unique name 3. To change the SSID or the navigation screen can only be and avoid family names or canceled through the navigation vehicle descriptions. password, press Q or call system. 1-888-4ONSTAR to connect with an Advisor. On some GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 9/4/19

Connected Services 409 vehicles, the SSID and . Check the vehicle’s fuel level, power locks are required. Data rates password can be changed in oil life, or tire pressure, apply. See www.onstar.com for the Wi-Fi Hotspot menu. if factory-equipped with the Tire details and system limitations. Pressure Monitor System. After initial set-up, your vehicle’s Remote Services Wi-Fi hotspot will connect . Send destinations to the vehicle. automatically to your mobile Contact an OnStar Advisor to . Locate the vehicle on a map unlock the doors or sound the horn devices. Manage data usage by (U.S. market only). turning Wi-Fi on or off on your and flash the lamps. mobile device, using the myGMC . Turn the vehicle's Wi-Fi hotspot Marketplace mobile app, or by contacting an on/off, manage settings, and OnStar Advisor. On some vehicles, monitor data consumption, OnStar Advisors can provide offers Wi-Fi can also be managed from the if equipped. from restaurants and retailers on your route, help locate hotels, Wi-Fi Hotspot menu. . Locate a dealer and schedule or book a room. These services service. MyGMC Mobile App (If Available) vary by market. Download the myGMC mobile app . Request roadside assistance. to compatible Apple and Android . Set a parking reminder with pin Diagnostics smartphones. GMC users can drop, take a photo, make a note, By monitoring and reporting on the access the following services from a and set a timer. vehicle's key systems, OnStar smartphone: . Connect with GMC on social Advanced Diagnostics, if equipped, . Remotely start/stop the vehicle, media. provides a way to keep up on if factory-equipped. maintenance. Capabilities vary by Features are subject to change. For model. See www.onstar.com for . Lock/unlock doors, if equipped myGMC mobile app information and with automatic locks. details and system limitations. compatibility, see my.gmc.com. Features are subject to change. For . Activate the horn and lamps. An active OnStar or connected updates on feature capabilities, see service plan may be required. my.gmc.com. Message and data A compatible device, rates may apply. factory-installed remote start, and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

410 Index Index A Airbag System (cont'd) About Driving the Vehicle ...... 3 What Will You See after an Accessories and Airbag Inflates? ...... 63 Modifications ...... 275 When Should an Airbag Accessory Power ...... 187 Inflate? ...... 62 Adaptive Cruise Control ...... 219 Where Are the Airbags? ...... 60 Add-On Electrical Equipment . . . 271 Airbags Additional Information Adding Equipment to the OnStar ...... 401 Vehicle ...... 69 Additional Maintenance Passenger Status Indicator . . . .114 and Care ...... 374 Readiness Light ...... 113 Adjustments Servicing Airbag-Equipped Lumbar, Front Seats ...... 40 Vehicles ...... 68 Air Cleaner/Filter, Engine ...... 288 System Check ...... 58 Air Conditioning ...... 153, 155 Alarm Air Filter, Passenger Vehicle Security ...... 27 Compartment ...... 158 Alert Air Vents ...... 158 Lane Change ...... 243 Airbag System Side Blind Zone (SBZA) ...... 243 Check ...... 70 All-Season Tires ...... 315 How Does an Airbag All-Wheel Drive ...... 206, 299 Restrain? ...... 63 Antilock Brake System (ABS) . . . 206 Passenger Sensing System . . . .64 Warning Light ...... 118 What Makes an Airbag Appearance Care Inflate? ...... 62 Exterior ...... 356 Interior ...... 361 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

Index 411 Assistance Program, Brake C Roadside ...... 389 Parking, Electric ...... 207 Calibration ...... 97 Assistance Systems for System Warning Light ...... 117 California Driving ...... 237 Brakes ...... 296 Perchlorate Materials Assistance Systems for Antilock ...... 206 Requirements ...... 275 Parking and Backing ...... 231 Assist ...... 208 California Auto Stop Fluid ...... 297 Proposition Stop/Start System ...... 184 Braking ...... 165 65 Warning ...... 274,298, 349, Automatic Automatic Back Cover Dimming Mirrors ...... 30 Emergency (AEB) ...... 239 Canadian Vehicle Owners ...... 2 Door Locks ...... 20 Braking System Capacities and Emergency Braking (AEB) . . . . 239 Front Pedestrian (FPB) ...... 241 Specifications ...... 382 Headlamp System ...... 147 Break-In, New Vehicle ...... 179 Carbon Monoxide Transmission ...... 201 Bulb Replacement Engine Exhaust ...... 191 Transmission Fluid ...... 288 Front Turn Signal Lamps . . . . . 304 Liftgate ...... 21 Automatic Transmission Halogen Bulbs ...... 303 Winter Driving ...... 173 Manual Mode ...... 205 Headlamp Aiming ...... 303 Cargo B Headlamps ...... 303 Cover ...... 91 High Intensity Discharge Battery Tie-Downs ...... 92 (HID) Lighting ...... 304 Exterior Lighting Battery Caution, Danger, and Warning . . . . 3 License Plate Lamps ...... 305 Saver ...... 151 Center Console Storage ...... 91 Taillamps ...... 304 Load Management ...... 151 Chains, Tire ...... 334 Buying New Tires ...... 330 Power Protection ...... 151 Charging Battery - North America . . . .298, 349 Wireless ...... 99 Biodiesel ...... 251 Charging System Light ...... 115 Blade Replacement, Wiper . . . . . 300 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

412 Index Check Connected Services Cruise Control, Adaptive ...... 219 Engine Light (Malfunction Connections ...... 408 Cupholders ...... 90 Indicator) ...... 115 Diagnostics ...... 409 Customer Assistance ...... 388 Child Restraints Navigation ...... 407 Offices ...... 387 Infants and Young Children . . . . .72 Connections Text Telephone (TTY) Lower Anchors and Tethers Connected Services ...... 408 Users ...... 388 for Children ...... 77 Control Customer Information Older Children ...... 70 Hill Descent ...... 213 Publications Ordering Securing ...... 85, 87 Traction and Electronic Information ...... 394 Systems ...... 74 Stability ...... 209 Customer Satisfaction Circuit Breakers ...... 307 Control Light Procedure ...... 385 Cleaning Hill Descent ...... 119 Cybersecurity ...... 397 Exterior Care ...... 356 Control of a Vehicle ...... 165 D Interior Care ...... 361 Convenience Net ...... 92 Damage Repair, Collision ...... 392 Climate Control Systems ...... 153 Convex Mirrors ...... 29 Danger, Warning, and Caution . . . . 3 Air Conditioning ...... 153 Coolant Data Collection Dual Automatic ...... 155 Engine Temperature Gauge . . .112 Infotainment System ...... 398 Heating ...... 153 Cooling ...... 153, 155 OnStar ...... 398 Clock ...... 98 Cooling System ...... 290 Data Recorders, Event ...... 397 Cluster, Instrument ...... 103, 107 Courtesy Lamps ...... 149 Daytime Running Cold Weather Operation ...... 252 Courtesy Transportation Lamps (DRL) ...... 146 Collision Damage Repair ...... 392 Program ...... 391 Defensive Driving ...... 164 Compact Spare Tire ...... 348 Cover Delayed Locking ...... 19 Compartments Cargo ...... 91 Diagnostics Storage ...... 90 Covers Connected Services ...... 409 Compass ...... 97 Winter ...... 185 Diesel Exhaust Fluid ...... 195 Compressor Kit, Tire Sealant . . . 336 Cruise Control ...... 217 Light ...... 124 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

Index 413 Diesel Exhaust Fluid (DEF) Driving (cont'd) Engine Warning Light ...... 122 Loss of Control ...... 167 Air Cleaner/Filter ...... 288 Diesel Particulate Filter ...... 192 Off-Road ...... 167 Check Light (Malfunction Distracted Driving ...... 163 Off-Road Recovery ...... 166 Indicator) ...... 115 Dome Lamps ...... 149 Vehicle Load Limits ...... 175 Compartment Overview ...... 278 Door Wet Roads ...... 171 Coolant Temperature Ajar Light ...... 124 Winter ...... 173 Gauge ...... 112 Delayed Locking ...... 19 Driving the Vehicle ...... 3 Cooling System ...... 290 Locks ...... 17 Dual Automatic Climate Drive Belt Routing ...... 384 Power Locks ...... 19 Control System ...... 155 Exhaust ...... 191 Drive Belt Routing, Engine ...... 384 E Heater ...... 186 Drive Systems Oil Life System ...... 287 Electric Parking Brake ...... 207 All-Wheel Drive ...... 206, 299 Oil Pressure Light ...... 122 Electric Parking Brake Light . . . . 118 Driver Assistance Systems . . . . . 230 Overheating ...... 294 Electrical Equipment, Driver Behavior ...... 162 Power Messages ...... 134 Add-On ...... 271 Driver Information Running While Parked ...... 192 Electrical System Center (DIC) ...... 124, 130 Starting ...... 181 Engine Compartment Fuse Driver Mode Control ...... 214 Engines Block ...... 307 Driving Diesel Fuel ...... 250 Fuses and Circuit Breakers . . . 307 Assistance Systems ...... 237 Entry Lighting ...... 150 Instrument Panel Fuse Better Fuel Economy ...... 163 Equipment, Towing ...... 269 Block ...... 310 Characteristics and Event Data Recorders ...... 397 Overload ...... 306 Towing Tips ...... 262 Exhaust Fluid Rear Compartment Fuse Defensive ...... 164 Diesel ...... 195 Block ...... 312 Drunk ...... 164 Exit Lighting ...... 150 Emergency Environment ...... 163 Extended Parking ...... 190 OnStar ...... 400 Hill and Mountain Roads ...... 172 Extender, Seat Belt ...... 57 If the Vehicle is Stuck ...... 174 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

414 Index Exterior Lamp Controls ...... 144 Front Pedestrian Braking Fuses (cont'd) Exterior Lighting Battery (FPB) System ...... 241 Fuses and Circuit Breakers . . . 307 Saver ...... 151 Front Seats Instrument Panel Fuse Block ...... 310 F Adjustment ...... 39 Heated and Ventilated ...... 44 Rear Compartment Fuse Filter ...... 192 Front Turn Signal Lamps ...... 304 Block ...... 312 Replacement (Fuel) ...... 256 Fuel Filter, G Additives ...... 250 Engine Air Cleaner ...... 288 Garage Door Opener ...... 140 Biodiesel ...... 251 Flash-to-Pass ...... 146 Programming ...... 140 Cold Weather Operation ...... 252 Flashers, Hazard Warning ...... 147 Gas Strut(s) ...... 302 Diesel Engines ...... 250 Flat Tire ...... 335 Gauges Economy, Driving for Better . . . 163 Changing ...... 343 Engine Coolant Filling a Portable Fuel Floor Mats ...... 364 Temperature ...... 112 Container ...... 260, 261 Fluid Fuel ...... 111 Filling the Tank ...... 257, 258 Automatic Transmission ...... 288 Odometer ...... 110 Filter Replacement ...... 256 Brakes ...... 297 Speedometer ...... 110 Foreign Countries ...... 249 Washer ...... 296 Tachometer ...... 110 Gauge ...... 111 Fog Lamps ...... 148 Trip Odometer ...... 110 Low Fuel Warning Light ...... 122 Folding Mirrors ...... 30 Warning Lights and Prohibited Fuels ...... 249 Folding Seatback ...... 45 Indicators ...... 102 Recommended ...... 248, 249 Forward Collision Alert General Information Running out of Fuel ...... 256 (FCA) System ...... 237 Service and Maintenance . . . . . 366 Top Tier ...... 248 Frequency Statement Towing ...... 262 Water in Fuel ...... 252 Radio ...... 395 Vehicle Care ...... 274 Fuel for Diesel Engines ...... 250 Front Fog Lamp Glove Box ...... 90 Fuses Light ...... 123 GM Mobility Reimbursement Engine Compartment Fuse Program ...... 388 Block ...... 307 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

Index 415 H Hill Descent Control Light ...... 119 K Halogen Bulbs ...... 303 Hill Start Assist (HSA) ...... 209 Keyless Entry Hazard Warning Flashers ...... 147 Hood ...... 276 Remote (RKE) System ...... 8 Head Restraints ...... 37 Horn ...... 95 Keys ...... 7 How to Wear Seat Belts Headlamps L Aiming ...... 303 Properly ...... 51 Labeling, Tire Sidewall ...... 316 Automatic ...... 147 HVAC ...... 153, 155 Lamps Bulb Replacement ...... 303 I Courtesy ...... 149 Daytime Running Ignition Positions ...... 179 Daytime Running (DRL) ...... 146 Lamps (DRL) ...... 146 Immobilizer ...... 28 Dome ...... 149 Flash-to-Pass ...... 146 Indicator Exterior Controls ...... 144 High Intensity Discharge Pedestrian Ahead ...... 120 Exterior Lighting Battery (HID) Lighting ...... 304 Vehicle Ahead ...... 119 Saver ...... 151 High-Beam On Light ...... 123 Infants and Young Children, Front Turn Signal ...... 304 High/Low Beam Changer . . . . . 146 Restraints ...... 72 License Plate ...... 305 Lamps On Reminder ...... 123 Information Malfunction Indicator Heated Publication Ordering ...... 394 (Check Engine) ...... 115 Rear Seats ...... 49 Infotainment ...... 152 On Reminder ...... 123 Steering Wheel ...... 95 Infotainment System ...... 398 Reading ...... 149 Heated and Ventilated Front Instrument Cluster ...... 103, 107 Taillamps ...... 304 Seats ...... 44 Instrument Panel Overview ...... 5 Lane Change Alert (LCA) ...... 243 Heated Mirrors ...... 30 Interior Rearview Mirrors ...... 31 Lane Keep Assist (LKA) ...... 245 Heater Introduction ...... 2 Lane Keep Assist Light ...... 119 Engine ...... 186 Lap-Shoulder Belt ...... 53 Heating ...... 153, 155 J LATCH System High-Beam On Light ...... 123 Jump Starting - North Replacing Parts after a Hill and Mountain Roads ...... 172 America ...... 349 Crash ...... 84 Hill Descent Control (HDC) . . . . . 213 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

416 Index LATCH, Lower Anchors and Lights (cont'd) M Tethers for Children ...... 77 Low Fuel Warning ...... 122 Maintenance LED Lighting ...... 304 Seat Belt Reminders ...... 113 Records ...... 380 Liftgate ...... 21 Security ...... 123 Maintenance and Care Lighting Service Electric Parking Additional ...... 374 Entry ...... 150 Brake ...... 118 Maintenance Schedule ...... 368 Exit ...... 150 StabiliTrak OFF ...... 120 Recommended Fluids and Illumination Control ...... 149 Tire Pressure ...... 121 Lubricants ...... 377 LED ...... 304 Tow/Haul Mode ...... 119 Malfunction Indicator Lamp . . . . . 115 Lights Traction Control System Manual Mode ...... 205 Airbag Readiness ...... 113 (TCS)/StabiliTrak ...... 120 Memory Seats ...... 41 Antilock Brake System Traction Off ...... 120 Messages (ABS) Warning ...... 118 Wait to Start ...... 121 Engine Power ...... 134 Brake System Warning ...... 117 Locks Vehicle ...... 134 Charging System ...... 115 Automatic Door ...... 20 Vehicle Speed ...... 135 Check Engine (Malfunction Delayed Locking ...... 19 Mirrors Indicator) ...... 115 Door ...... 17 Automatic Dimming ...... 30 Cruise Control ...... 124 Lockout Protection ...... 20 Automatic Dimming Diesel Exhaust Fluid (DEF) . . . 122 Power Door ...... 19 Rearview ...... 31 Door Ajar ...... 124 Safety ...... 20 Convex ...... 29 Electric Parking Brake ...... 118 Loss of Control ...... 167 Folding ...... 30 Engine Oil Pressure ...... 122 Low Fuel Warning Light ...... 122 Heated ...... 30 Flash-to-Pass ...... 146 Lower Anchors and Tethers Manual Rearview ...... 31 Front Fog Lamp ...... 123 for Children (LATCH Power ...... 30 High-Beam On ...... 123 System) ...... 77 Tilt in Reverse ...... 30 High/Low Beam Changer . . . . . 146 Lumbar Adjustment ...... 40 Mirrors, Interior Rearview ...... 31 Hill Descent Control ...... 119 Front Seats ...... 40 Mode ...... 214 Lane Keep Assist ...... 119 Driver Control ...... 214 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

Index 417 Monitor System, Tire Outlets Power Pressure ...... 323 Power ...... 98 Door Locks ...... 19 N Overheating, Engine ...... 294 Mirrors ...... 30 Overview Outlets ...... 98 Navigation Instrument Panel ...... 5 Protection, Battery ...... 151 Connected Services ...... 407 Retained Accessory (RAP) . . . 187 Net, Convenience ...... 92 P Seat Adjustment ...... 39 New Vehicle Break-In ...... 179 Park Windows ...... 32 Shifting Out of ...... 188 O Pregnancy, Using Seat Belts . . . . 56 Park Assist ...... 231 Odometer ...... 110 Privacy Parking Trip ...... 110 Vehicle Data Recording ...... 397 Brake and P (Park) Off-Road ...... 167 Program Mechanism Check ...... 300 Driving ...... 167 Courtesy Transportation ...... 391 Extended ...... 190 Recovery ...... 166 Prohibited Fuels ...... 249 Over Things That Burn ...... 190 Oil Proposition Parking or Backing Engine ...... 283 65 Warning, Assistance Systems ...... 231 Engine Oil Life System ...... 287 California ...... 274,298, 349, Passenger Airbag Status Pressure Light ...... 122 Back Cover Indicator ...... 114 Older Children, Restraints ...... 70 Publication Ordering Passenger Compartment Air Online Owner Center ...... 388 Information ...... 394 Filter ...... 158 OnStar ...... 398 Passenger Sensing System . . . . . 64 OnStar Additional R Pedestrian Ahead Indicator . . . . . 120 Radio Frequency Statement . . . . 395 Information ...... 401 Perchlorate Materials Reading Lamps ...... 149 OnStar Emergency ...... 400 Requirements, California ...... 275 Rear Seats ...... 46 OnStar Overview ...... 399 Personalization Heated ...... 49 OnStar Security ...... 401 Vehicle ...... 135 Rear Vision Camera (RVC) . . . . . 231 Operation Rear Window Washer/Wiper . . . . . 97 Fog Lamps ...... 148 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

418 Index Rearview Mirrors ...... 31 Restraints Seat Belts (cont'd) Automatic Dimming ...... 31 Where to Put ...... 76 Care ...... 57 Reclining Seatbacks ...... 40 Retained Accessory Extender ...... 57 Recommended Power (RAP) ...... 187 How to Wear Seat Belts Fuel ...... 248, 249 Reverse Tilt Mirrors ...... 30 Properly ...... 51 Recommended Fluids and Roads Lap-Shoulder Belt ...... 53 Lubricants ...... 377 Driving, Wet ...... 171 Reminders ...... 113 Records Roadside Assistance Replacing after a Crash ...... 58 Maintenance ...... 380 Program ...... 389 Use During Pregnancy ...... 56 Recreational Vehicle Towing . . . . 353 Roof Seats Reimbursement Program, Sunroof ...... 34 Adjustment, Front ...... 39 GM Mobility ...... 388 Roof Rack System ...... 93 Folding Seatback ...... 45 Remote Keyless Entry (RKE) Rotation, Tires ...... 328 Head Restraints ...... 37 System ...... 8 Routing, Engine Drive Belt ...... 384 Heated and Ventilated Front . . . .44 Remote Vehicle Start ...... 15 Running out of Fuel ...... 256 Heated, Rear ...... 49 Replacement Parts Running the Vehicle While Lumbar Adjustment, Front ...... 40 Airbags ...... 70 Parked ...... 192 Memory ...... 41 Power Adjustment, Front ...... 39 Maintenance ...... 378 S Replacing Airbag System ...... 70 Rear ...... 46 Safety Defects Reporting Replacing LATCH System Reclining Seatbacks ...... 40 Canadian Government ...... 396 Parts after a Crash ...... 84 Securing Child Restraints . . . . 85, 87 General Motors ...... 396 Replacing Seat Belt System Security U.S. Government ...... 395 Parts after a Crash ...... 58 Light ...... 123 Safety Locks ...... 20 Reporting Safety Defects OnStar ...... 401 Safety System Check ...... 57 Canadian Government ...... 396 Vehicle ...... 27 Scheduling Appointments ...... 391 General Motors ...... 396 Vehicle Alarm ...... 27 Sealant Kit, Tire ...... 336 U.S. Government ...... 395 Service ...... 159 Seat Belts ...... 50 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

Index 419 Service (cont'd) StabiliTrak Symbols ...... 3 Accessories and OFF Light ...... 120 System Modifications ...... 275 Start Assist, Hill ...... 209 Forward Collision Climate Control System ...... 153 Start Vehicle, Remote ...... 15 Alert (FCA) ...... 237 Doing Your Own Work ...... 275 Starter Switch Check ...... 299 Infotainment ...... 152, 398 Maintenance Records ...... 380 Starting the Engine ...... 181 Roof Rack ...... 93 Maintenance, General Steering ...... 165 Systems Information ...... 366 Heated Wheel ...... 95 Driver Assistance ...... 230 Parts Identification ...... 381 Wheel Adjustment ...... 95 T Scheduling Appointments . . . . . 391 Wheel Controls ...... 95 Tachometer ...... 110 Service Electric Parking Stop/Start System ...... 184 Taillamps ...... 304 Brake Light ...... 118 Storage Areas Text Telephone (TTY) Users . . . . 388 Services Cargo Cover ...... 91 Theft-Deterrent Systems ...... 28 Special Application ...... 374 Center Console ...... 91 Immobilizer ...... 28 Servicing the Airbag ...... 68 Convenience Net ...... 92 Time ...... 98 Shifting Glove Box ...... 90 Tires ...... 314 Into Park ...... 187 Roof Rack System ...... 93 All-Season ...... 315 Out of Park ...... 188 Sunglasses ...... 90 Buying New Tires ...... 330 Side Blind Zone Alert (SBZA) . . . 243 Storage Compartments ...... 90 Chains ...... 334 Signals, Turn and Storing the Tire Sealant and Changing ...... 343 Lane-Change ...... 148 Compressor Kit ...... 342 Compact Spare ...... 348 Spare Tire Struts Designations ...... 318 Compact ...... 348 Gas ...... 302 Different Size ...... 331 Special Application Services . . . . 374 Stuck Vehicle ...... 174 If a Tire Goes Flat ...... 335 Specifications and Summer Tires ...... 316 Inspection ...... 328 Capacities ...... 382 Sun Visors ...... 33 Pressure ...... 321 Speedometer ...... 110 Sunglass Storage ...... 90 Pressure Light ...... 121 Sunroof ...... 34 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

420 Index Tires (cont'd) Traction Vehicle (cont'd) Pressure Monitor Operation . . 324 Control System Design ...... 163 Pressure Monitor System . . . . . 323 (TCS)/StabiliTrak Light ...... 120 Identification Number (VIN) . . . 381 Rotation ...... 328 Off Light ...... 120 Load Limits ...... 175 Sealant and Traction Control/Electronic Messages ...... 134 Compressor Kit ...... 336 Stability Control ...... 209 Personalization ...... 135 Sealant and Compressor Trailer Remote Start ...... 15 Kit, Storing ...... 342 Towing ...... 266 Security ...... 27 Sidewall Labeling ...... 316 Transmission Speed Messages ...... 135 Terminology and Definitions . . 319 Automatic ...... 201 Towing ...... 352 Uniform Tire Quality Fluid, Automatic ...... 288 Vehicle Ahead Indicator ...... 119 Grading ...... 332 Transportation Program, Vehicle Care Wheel Alignment and Tire Courtesy ...... 391 Storing the Tire Sealant Balance ...... 333 Trip Odometer ...... 110 and Compressor Kit ...... 342 Wheel Replacement ...... 333 Turn and Lane-Change Tire Pressure ...... 321 When It Is Time for New Signals ...... 148 Vehicle Data Recording and Tires ...... 329 Privacy ...... 397 U Winter ...... 315 Ventilation, Air ...... 158 Uniform Tire Quality Grading . . . 332 Top Tier Fuel ...... 248 Visors ...... 33 Universal Remote System ...... 140 Tow/Haul Mode ...... 205 Operation ...... 143 W Tow/Haul Mode Light ...... 119 Programming ...... 140 Wait to Start Light ...... 121 Towing Using This Manual ...... 2 Warning Driving Characteristics ...... 262 Brake System Light ...... 117 Equipment ...... 269 V Caution and Danger ...... 3 General Information ...... 262 Vehicle Warning Lights, Gauges, and Recreational Vehicle ...... 353 Alarm System ...... 27 Indicators ...... 102 Trailer ...... 266 Canadian Owners ...... 2 Vehicle ...... 352 Control ...... 165 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 9/4/19

Index 421 Warnings Hazard Flashers ...... 147 Washer Fluid ...... 296 Water in Fuel ...... 252 Wheels Alignment and Tire Balance . . 333 Different Size ...... 331 Replacement ...... 333 When It Is Time for New Tires ...... 329 Where to Put the Restraint ...... 76 Windows ...... 31 Power ...... 32 Windshield Replacement ...... 301 Wiper/Washer ...... 95 Winter Driving ...... 173 Winter Cover ...... 185 Winter Tires ...... 315 Wiper Blade Replacement ...... 300 Wipers Rear Washer ...... 97 Wireless Charging ...... 99 20_GMC_Terrain_TerrainDenali_COV_en_US_84314746B_2019SEP11.ai 1 8/22/2019 2:55:16 PM

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