Owner’s Manual Owner’s Terrain/Terrain Denali Terrain/Terrain gmc.com (U.S.) (Canada) gmccanada.ca

2020 Terrain/Terrain Denali 84314746 A 20_GMC_Terrain_TerrainDenali_COV_en_US_84314746A_2019APR18.ai 1 4/4/2019 9:36:47 AM 9:36:47 1 4/4/2019 20_GMC_Terrain_TerrainDenali_COV_en_US_84314746A_2019APR18.ai K Y M C CY MY CM CMY GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Contents Introduction ...... 2 Keys, Doors, and Windows ...... 7 Seats and Restraints ...... 35 Storage ...... 89 Instruments and Controls ...... 93 Lighting ...... 144 Infotainment System ...... 152 Climate Controls ...... 153 Driving and Operating ...... 161 Vehicle Care ...... 272 Service and Maintenance . . . . . 365 Technical Data ...... 380 Customer Information ...... 384 Reporting Safety Defects ...... 394 OnStar ...... 398 Connected Services ...... 406 Index ...... 409 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 A First Printing © 2019 General Motors LLC. All Rights Reserved. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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.

{ Danger A circle with a slash through it is a safety symbol which means “Do Danger indicates a hazard with a Not,”“Do not do this,” or “Do not let high level of risk which will result this happen.” in serious injury or death. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

4 Introduction Vehicle Symbol Chart Q : Keep Fuse Block Covers Here are some additional symbols Properly Installed that may be found on the vehicle | : Lane Change Alert and what they mean. See the @ features in this manual for : Lane Departure Warning information. A : Lane Keep Assist u : Air Conditioning System * : Malfunction Indicator Lamp G : Air Conditioning Refrigerant Oil : : Oil Pressure 9 : Airbag Readiness Light X : Park Assist ! : 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 _ : Flame/Fire Prohibited I : Side Blind Zone Alert H : Flammable h : Stop/Start [ : Forward Collision Alert 7 : Tire Pressure Monitor R : Fuse Block Cover Lock d : Traction Control/StabiliTrak/ Location Electronic Stability Control (ESC) + : Fuses a : Under Pressure j : ISOFIX/LATCH System Child V : Vehicle Ahead Indicator Restraints GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Introduction 5 Instrument Panel Overview GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 94. Equipped). See Exterior Lamp Transmission 0 201. 0 20. Steering Wheel Adjustment Controls 144. 10. Power Outlets 0 97. 0 94 (Out of View). 3. Instrument Cluster (Base and 0 11. Assistance Systems for 21. Hood Release. See Hood Midlevel) 102 or Parking or Backing 0 231 (If 0 275. Instrument Cluster (Uplevel) Equipped). 0 106. 22. Cruise Control 0 217. 12. Heated and Ventilated Front Heated Steering Wheel 0 94 (If Driver Information Center (DIC) Seats 0 43 (If Equipped). Display. See Driver Information Equipped). 0 Center (DIC) (Base and 13. Wireless Charging 98 (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) 0 129. 23. Data Link Connector (DLC) Equipped). (Out of View). See Malfunction 0 4. Windshield Wiper/Washer 94. 15. Lane Keep Assist (LKA) 0 245 Indicator Lamp (Check Engine 5. Infotainment 0 152. (If Equipped). Light) 0 114. 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 infotainment manual. (If Equipped). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 7 Folding Mirrors ...... 29 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 ...... 30 Keys ...... 7 Manual Rearview Mirror ...... 30 Remote Keyless Entry (RKE) Leaving children in a vehicle with Automatic Dimming Rearview a Remote Keyless Entry (RKE) System ...... 8 Mirror ...... 30 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 ...... 16 Power Windows ...... 31 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 ...... 19 Roof function with the RKE transmitter Lockout Protection ...... 19 Sunroof ...... 33 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 ...... 26 Vehicle Alarm System ...... 26 Immobilizer ...... 27 Immobilizer Operation ...... 28 Exterior Mirrors Convex Mirrors ...... 29 Power Mirrors ...... 29 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

8 Keys, Doors, and Windows To remove the key, press the button If there is a decrease in the Remote near the bottom of the transmitter, Keyless Entry (RKE) operating and pull the key out. Never pull the range: key out without pressing the button. . Check the distance. The If it becomes difficult to turn the key, transmitter may be too far from inspect the key blade for debris. the vehicle. See your dealer if a new key is . Check the location. Other needed. vehicles or objects may be Contact Roadside Assistance if blocking the signal. locked out of the vehicle. See . Check the transmitter's battery. Roadside Assistance Program See “Battery Replacement” later 0 The key, inside the Remote Keyless 388. in this section. Entry (RKE) transmitter, is used for With an active OnStar or connected . If the transmitter is still not the driver door. service plan, an OnStar Advisor working correctly, see your may remotely unlock the vehicle. dealer or a qualified technician See OnStar Overview 0 398. for service. Remote Keyless Entry Remote Keyless Entry (RKE) System (RKE) System Operation See Radio Frequency Statement The Keyless Access system allows 0 394. for vehicle entry when the Remote Keyless Entry (RKE) transmitter is within 1 m (3 ft). See “Keyless Access Operation” following. The RKE transmitter functions may work up to 60 m (197 ft) away from the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 134. 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 0 134. 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 26. 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 0 134. 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 134. Personalization 0 134. : 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 26. moving. will lock and then the driver door will GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 134. 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 40. 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 - 4/16/19

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 0 134. 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 16. 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 0 134. replacement can be purchased and programmed through your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 or 1. Remove the key from the RKE transmitters in the cupholder. 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. 0 See Door Locks 16. Insert When all additional transmitters See Door Locks 0 16. Insert the vehicle key of the new are programmed, press and the vehicle key of the transmitter into the key lock hold ENGINE START/STOP for transmitter into the key lock cylinder on the driver door 12 seconds to exit cylinder on the driver door handle and turn the key, programming mode. handle and turn the key, 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 0 The DIC displays REMOTE REMOTE #3, 4, 5, ETC. cap. See Door Locks 16. LEARN PENDING, PLEASE WAIT. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 16. 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 - 4/16/19

14 Keys, Doors, and Windows To start the vehicle: 2. Insert a flat, thin object in the Caution center of the transmitter to separate and remove the back When replacing the battery, do cover. not touch any of the circuitry on the transmitter. Static from your body could damage the transmitter.

To replace the battery: 1. Press the button on the side of the RKE transmitter to pull out the key. Never pull the key out without pressing the button. 1. Place the transmitter in the cupholder. 2. With the vehicle in P (Park) or N (Neutral), press the brake 3. Lift the battery with a flat pedal and ENGINE object. START/STOP. 4. Remove the battery. Replace the transmitter battery 5. Insert the new battery, positive as soon as possible. side toward the back cover. Replace with a CR2032 or Battery Replacement equivalent battery. Replace the battery in the 6. Push together the transmitter. transmitter soon if the DIC displays REPLACE BATTERY IN 7. Reinsert the key. REMOTE KEY. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 15 Remote Vehicle Start to have the vehicle in view. Check 3. Turn the ignition on before local regulations for any driving. If equipped, this feature allows you requirements. to start the engine from outside the The engine will shut off after vehicle. Do not use the remote start feature 15 minutes unless a time if the vehicle is low on fuel. The extension is done or the / : This button will be on the RKE vehicle could run out of fuel. ignition is turned on. transmitter if the vehicle has remote Other conditions can affect the start. Extending Engine Run Time performance of the transmitter. See The climate control system will use Remote Keyless Entry (RKE) For a 15-minute extension, after the previous settings during a System 0 8. 30 seconds repeat Steps 1 and 2 remote start. The rear defog may while the engine is still running. The come on during remote start based Starting the Engine Using Remote remote start can be extended once. on cold ambient conditions. The Start When the remote start is extended, rear defog indicator light does not 1. Press and release Q on the the second 15 minutes will be come on during remote start. RKE transmitter. added. If equipped with heated and For example, if the engine has been 2. Immediately press and hold / ventilated front seats, they may running for 15 minutes, and come on during a remote start. See for at least four seconds or until 15 minutes are added, the engine Heated and Ventilated Front Seats the turn signal lamps flash. The will run for a total of 30 minutes. 0 43. turn signal lamps flashing confirms the request to remote A maximum of two remote starts or If equipped with a heated steering start the vehicle has been a start with an extension are wheel, it may come on during a received. allowed between ignition cycles. remote start. See Heated Steering The ignition must be turned on and Wheel 0 94. The parking lamps will turn on and remain on as long as the then back off to use remote start Laws in some local communities engine is running. The again. may restrict the use of remote vehicle's doors will be locked. starters. For example, some laws require a person using remote start GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

16 Keys, Doors, and Windows Canceling a Remote Start . The vehicle is not in P (Park). Warning (Continued) To shut off the engine: Remote Start Ready vehicle in a crash is . Press and hold / until the If the vehicle does not have the increased if the doors are remote vehicle start feature, it may parking lamps turn off. not locked. So, all have the remote start ready feature. . Turn on the hazard warning passengers should wear This feature allows your dealer to flashers. seat belts properly and the add the manufacturer's remote doors should be locked . Turn the ignition on and then off. vehicle start feature. See your whenever the vehicle is dealer to add the manufacturer's Conditions in Which Remote Start driven. remote vehicle start feature to the Will Not Work vehicle. . Young children who get into The remote vehicle start feature will unlocked vehicles may be not operate if: Door Locks unable to get out. A child . A transmitter is in the vehicle. can be overcome by extreme heat and can suffer . The vehicle is on. { Warning permanent injuries or even . The hood is not closed. Unlocked doors can be death from heat stroke. Always lock the vehicle dangerous. . The hazard warning flashers whenever leaving it. are on. . Passengers, especially . Outsiders can easily enter children, can easily open . There is an emission control through an unlocked door the doors and fall out of a system malfunction. when you slow down or stop moving vehicle. The doors the vehicle. Locking the . The engine coolant temperature can be unlocked and doors can help prevent this is too high. opened while the vehicle is from happening. . The oil pressure is low. moving. The chance of being thrown out of the . Two remote vehicle starts or a start with an extension have (Continued) already been used. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 17 To lock or unlock the door from Keyless Access Driver Door Key Lock Cylinder outside the vehicle: Access (In Case of Dead . Press Q or K on the Remote Battery) Keyless Entry (RKE) transmitter. See Remote Keyless Entry (RKE) System Operation 0 8. . Use the key in the driver door. The key cylinder is covered with a cap. To lock or unlock the door from inside the vehicle: . Press Q or K on the power door lock switch. If equipped, the RKE transmitter . Push down on a door lock knob must be within 1 m (3 ft) of the to lock a door. liftgate or door being opened. Press the button on the door handle to To access the driver door key lock cylinder: . Pull the door handle once to open. See “Keyless Access unlock the door. Pull the handle Operation” in Remote Keyless Entry 1. Pull the door handle (1) to the again to unlatch it. (RKE) System Operation 0 8. open position and hold it open until cap removal is complete. 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 - 4/16/19

18 Keys, Doors, and Windows To replace the cap: 5. Check that the cap is secure. 1. Pull the door handle (1) to the Free-Turning Locks open position and hold it open until cap installation is The door key lock cylinder turns complete. 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 does not reset the lock, turn the key halfway around in the cylinder and repeat the reset procedure.

2. Insert the two tabs (6) at the back of the cap between the seal (5) and the metal base (4).

3. Slide the cap forward and press the forward edge to install the cap in place. 4. Release the door handle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 19 Power Door Locks When Q is pressed on the power If a vehicle door is unlocked and door lock switch with the door open, then opened and closed, the doors a chime will sound three times will lock either when your foot is indicating that delayed locking is removed from the brake or the active. vehicle speed becomes faster than 13 km/h (8 mph). The doors will then lock automatically five seconds after all To unlock the doors: doors are closed. If a door is . Press K on the power door lock reopened before five seconds have switch. elapsed, the five-second timer will reset once all the doors are closed . Shift into P (Park). again. Automatic door locking cannot be Press Q on the door lock switch disabled. Automatic door unlocking can be programmed. See Vehicle again, or press Q on the RKE Personalization 0 134. Q : Press to lock the doors. transmitter, to override this feature K : Press to unlock the doors. and lock the doors immediately. Lockout Protection Delayed locking can be If the ignition is on or in ACC/ programmed. See Vehicle Delayed Locking ACCESSORY and the power door Personalization 0 134. This feature delays the actual lock switch is pressed with the locking of the doors until driver door open, all the doors will five seconds after all doors are Automatic Door Locks lock and only the driver door will closed. The doors will lock automatically unlock. Delayed locking can only be turned when all doors are closed, the If the vehicle is off and locking is on when the Open Door ignition is on, and the vehicle is requested while a door is open, Anti-Lockout feature has been shifted out of P (Park). when all doors are closed the turned off. 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 - 4/16/19

20 Keys, Doors, and Windows transmitter is detected and the Manual Safety Locks To open a rear door when the safety number of RKE transmitters inside lock is on: has not reduced, the driver door will 1. Unlock the door by activating unlock and the horn will chirp three the inside handle, by pressing times. the power door lock switch, Lockout Protection can be or by using the Remote manually overridden by pressing Keyless Entry (RKE) and holding Q on the power door transmitter. lock switch. 2. Open the door from the Open Door Anti-Lockout outside. If Open Door Anti-Lockout is turned When the safety lock is enabled, on and the vehicle is off, the driver adults and older children will not be door is open, and locking is able to open the rear door from the requested, all the doors will lock and If equipped, the safety lock is on the inside. Cancel the safety locks to only the driver door will unlock. The inside edge of the rear doors. To enable the doors to open from the Open Door Anti-Lockout feature can use the safety lock: inside. be turned on or off. See Vehicle To cancel the safety lock: 0 1. Move the lever down to the Personalization 134. lock position. 1. Unlock the door and open it from the outside. Safety Locks 2. Close the door. 3. Do the same for the other 2. Move the lever up to unlock. The rear door safety locks prevent Do the same for the other door. passengers from opening the rear rear door. doors from inside the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 21 Manual Liftgate Doors Warning (Continued) To unlock the liftgate, press K on Liftgate . Adjust the climate control the power door lock switch or system to a setting that press K on the Remote Keyless { Warning brings in only outside air and set the fan speed to the Entry (RKE) transmitter twice within highest setting. See five seconds. See Remote Keyless Exhaust gases can enter the Entry (RKE) System Operation 0 8. vehicle if it is driven with the “Climate Control Systems” liftgate or trunk/hatch open, in the Index. or with any objects that pass . If the vehicle is equipped through the seal between the with a power liftgate, disable body and the trunk/hatch or the power liftgate function. liftgate. Engine exhaust contains See Engine Exhaust 0 191. carbon monoxide (CO) which cannot be seen or smelled. It can cause unconsciousness and even death. Caution If the vehicle must be driven with To avoid damage to the liftgate or the liftgate or trunk/hatch open: liftgate glass, make sure the area Close all of the windows. above and behind the liftgate is . To open the liftgate, press the touch clear before opening it. . Fully open the air outlets on pad on the bottom of the liftgate and or under the instrument lift up. panel. Use the pull cup to lower and close (Continued) 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 - 4/16/19

22 Keys, Doors, and Windows If equipped with Keyless Access, . 3/4: Opens to a reduced height the liftgate can be opened when Caution that can be set from 3/4 to fully locked if the RKE transmitter is open. Use to prevent the liftgate within 1 m (3 ft) of the liftgate. See Driving with an open and from opening into overhead Remote Keyless Entry (RKE) unsecured liftgate may result in obstructions such as a garage System Operation 0 8. damage to the power liftgate door or roof-mounted cargo. The components. The liftgate has an electric latch. liftgate can be manually opened If the battery is disconnected or has all the way. low voltage, the liftgate will not . OFF: Opens manually only. open. The liftgate will resume To power open or close the liftgate, operation when the battery is select MAX or 3/4 mode. reconnected and charged. Always close the liftgate before . Press b twice quickly on the driving. RKE transmitter until the liftgate moves. Power Liftgate Operation . Press 8 on the driver door. { Warning The driver door must be unlocked. You or others could be injured if . Press the touch pad on the caught in the path of the power bottom of the liftgate after liftgate. Make sure there is no one The power liftgate switch is on the unlocking all doors. If equipped in the way of the liftgate as it is driver door. The vehicle must be in with Keyless Access, a locked opening and closing. P (Park). The taillamps flash when vehicle can be opened if the the power liftgate moves. RKE transmitter is within 1 m The modes are: (3 ft) of the liftgate. . MAX: Opens to maximum height. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 23 Falling Liftgate Detection Caution If the power liftgate automatically Manually forcing the liftgate to closes after a power opening cycle, open or close during a power it indicates that the system is cycle can damage the vehicle. reacting to excess weight on the Allow the power cycle to liftgate or a possible support strut complete. failure. A repetitive chime will sound while the falling liftgate detection feature is operating. Remove any The power liftgate may be excess weight. If the liftgate temporarily disabled under extreme continues to automatically close low temperatures, or after repeated after opening, see your dealer for . Press l on the bottom of the power cycling over a short period of service before using the power liftgate next to the pull cup to time. If this occurs, the liftgate can liftgate. still be operated manually. close. Interfering with the power liftgate Press any liftgate button, the touch If the vehicle is shifted out of motion or manually closing the P (Park) while the power function is pad, or b on the RKE transmitter liftgate too quickly after power in progress, the liftgate will continue opening may resemble a support while the liftgate is moving to stop it. to completion. If the vehicle is strut failure. This could also activate Pressing any liftgate button or accelerated before the liftgate has the falling liftgate detection feature. pressing b twice quickly on the completed moving, the liftgate may Allow the liftgate to complete its RKE transmitter again restarts the stop or reverse direction. Check for operation and wait a few seconds operation in the reverse direction. Driver Information Center (DIC) before manually closing the liftgate. Pressing the touch pad on the messages and make sure the liftgate handle will restart the liftgate is closed and latched before Obstacle Detection Features motion, but only in the opening driving. If the liftgate encounters an obstacle direction. during a power open or close cycle, the liftgate will automatically reverse direction and move a short distance GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

24 Keys, Doors, and Windows away from the obstacle. After Setting the 3/4 Mode removing the obstruction, the power Caution To change the position the liftgate liftgate operation can be used again. stops at when opening: If the liftgate encounters multiple Attempting to move the liftgate obstacles on the same power cycle, 1. Select MAX or 3/4 mode and too quickly and with excessive the power function will deactivate. power open the liftgate. force may result in damage to the vehicle. After removing the obstructions, 2. Stop the liftgate movement at manually close the liftgate which will the desired height by pressing allow normal power operation any liftgate switch. Manually Operate the liftgate manually with a functions to resume. adjust the liftgate position if smooth motion and moderate If the vehicle is locked while the needed. speed. The system includes a liftgate is closing, and an obstacle is l feature which limits the manual encountered that prevents the 3. Press and hold next to the closing speed to protect the liftgate from completely closing, the pull cup on the bottom of the components. horn will sound as an alert that the liftgate until the turn signals liftgate did not close. flash and a beep sounds. This indicates the setting has been Pinch sensors are on the side recorded. edges of the liftgate. If an object is caught between the liftgate and the The liftgate cannot be set below a vehicle and presses against a minimum programmable height. sensor, the liftgate will reverse If there is no light flash or sound, direction and open fully. The liftgate then the height adjustment may be will remain open until it is activated too low. again or closed manually. Manual Operation Select OFF to manually operate the liftgate. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 25 To open the liftgate, press K on the The RKE transmitter must be within 1 m (3 ft) of the rear bumper to power door lock switch or press K operate the power liftgate on the RKE transmitter twice to hands-free. unlock all doors. Press the touch pad on the underside of the liftgate The hands-free feature will not work handle and lift up. while the liftgate is moving. To stop the liftgate while in motion use one Use the pull cup to lower and close of the liftgate buttons. the liftgate. Do not press the touch pad while closing the liftgate. This The hands-free feature can be will cause the liftgate to be customized. See Vehicle unlatched. Personalization 0 134. Choose from the following: The liftgate can be opened when Length of Kick Zone locked if the RKE transmitter is On-Open and Close : The kicking within 1 m (3 ft) of the liftgate. See motion is activated to both open and Remote Keyless Entry (RKE) close the liftgate. System Operation 0 8. On-Open Only : The kicking motion The liftgate has an electric latch. is activated to only open the liftgate. If the battery is disconnected or has Off : The feature is disabled. low voltage, the liftgate will not open. The liftgate will resume operation when the battery is reconnected and charged. Hands-Free Operation The liftgate may be operated with a 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 - 4/16/19

26 Keys, Doors, and Windows

Caution (Continued) Vehicle Security This vehicle has theft-deterrent cleaning or working near the rear features; however, they do not make bumper to avoid accidental the vehicle impossible to steal. opening. Vehicle Alarm System . Do not sweep your foot side This vehicle has an anti-theft alarm to side. system. . Do not keep your foot under the bumper; the liftgate will not activate. Kick Motion . Do not touch the liftgate until it To operate, kick your foot straight up has stopped moving. in one swift motion under the rear bumper between the left exhaust . This feature may be temporarily pipe and the license plate, then pull disabled under some conditions. it back. If the liftgate does not respond to the kick, open or close the liftgate by another method or Caution start the vehicle. The feature will Splashing water may cause the be re-enabled. liftgate to open. Keep the RKE When closing the liftgate using this The indicator light, on the transmitter away from the rear feature, there will be a short delay. instrument panel near the bumper detection area or turn the The taillamps will flash and a chime windshield, indicates the status of liftgate mode to OFF when will sound. Step away from the the system: liftgate before it starts moving. (Continued) Off : Alarm system is disarmed. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 27 On Solid : Vehicle is secured The vehicle alarm system will not To avoid setting off the alarm by during the delay to arm the system. arm if the doors are locked with accident: Fast Flash : Vehicle is unsecured. the key. . Lock the vehicle after all A door, the hood, or the liftgate If the driver door is opened without occupants have left the vehicle is open. first unlocking with the RKE and all doors are closed. Slow Flash : Alarm system is transmitter, the horn will chirp and . Always unlock a door with the armed. the lights will flash to indicate RKE transmitter. pre-alarm. If the vehicle is not Arming the Alarm System started, or the door is not unlocked Unlocking the driver door with the by pressing K on the RKE key will not disarm the system or 1. Turn off the vehicle. turn off the alarm. transmitter during the 10-second 2. Lock the vehicle in one of pre-alarm, the alarm will be two ways: How to Detect a Tamper activated. Condition . Use the RKE transmitter. If a door, the hood, or the liftgate is If K is pressed on the RKE . With a door open, press the opened without first disarming the transmitter and the horn chirps and interior Q. system, the turn signals will flash and the horn will sound for about the lights flash three times, an alarm 3. After 30 seconds the alarm 30 seconds. The alarm system will occurred previously while the alarm system will arm, and the then re-arm to monitor for the next system was armed. indicator light will begin to unauthorized event. If the alarm has been activated, a slowly flash indicating the message will appear on the Driver alarm system is operating. Disarming the Alarm System Information Center (DIC). Pressing Q on the RKE To disarm the alarm system or turn transmitter a second time will off the alarm if it has been activated: Immobilizer bypass the 30-second delay K and immediately arm the alarm . Press on the RKE transmitter. See Radio Frequency Statement 0 394. system. . Start the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

28 Keys, Doors, and Windows Immobilizer Operation vehicle. Only a correctly matched theft-deterrent system and have a RKE transmitter will start the new RKE transmitter programmed to This vehicle has a passive vehicle. If the transmitter is ever the vehicle. theft-deterrent system. damaged, you may not be able to It is possible for the immobilizer The system does not have to be start your vehicle. system to learn new or replacement manually armed or disarmed. When trying to start the vehicle, the RKE transmitters. Up to eight The vehicle is automatically security light may come on briefly transmitters can be programmed to immobilized when the transmitter when the ignition is turned on. the vehicle. To program additional leaves the vehicle. If the engine does not start and the transmitters, see “Programming Transmitters to the Vehicle” under The immobilization system is security light stays on, there is a problem with the system. Turn the Remote Keyless Entry (RKE) disarmed when the ignition is turned System Operation 0 8. on or in ACC/ACCESSORY and a ignition off and try again. valid Remote Keyless Entry (RKE) If the ignition will not change from Do not leave the transmitter or transmitter is in the vehicle. off to on or ACC/ACCESSORY, and device that disarms or deactivates the RKE transmitter appears to be the theft-deterrent system in the undamaged, try another transmitter. vehicle. Or, you may try placing the transmitter in the cupholder in the center console. If the ignition mode will not change with the other transmitter or with the The security light, in the instrument transmitter in the cupholder, your cluster, comes on if there is a vehicle needs service. If the ignition problem with arming or disarming does change modes, the first the theft-deterrent system. transmitter may be faulty. See your The system has one or more RKE dealer who can service the transmitters matched to an immobilizer control unit in your GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 29 Exterior Mirrors Power Mirrors Memory Mirrors The vehicle may have memory Convex Mirrors mirrors. See Memory Seats 0 40. Turn Signal Indicator { Warning The vehicle may have a turn signal A convex mirror can make things, indicator lamp built into the mirror housing. The turn signal lamp like other vehicles, look farther flashes when the turn signals or away than they really are. If you hazard flashers are used. cut too sharply into the right lane, you could hit a vehicle on the Lane Change Alert (LCA) right. Check the inside mirror or The vehicle may have LCA. See glance over your shoulder before Lane Change Alert (LCA) 0 243. changing lanes. To adjust each mirror: Side Blind Zone Alert The passenger side mirror is convex 1. Press j or | to select the The vehicle may have Side Blind shaped. A convex mirror's surface is driver or passenger side mirror. Zone Alert. See Side Blind Zone 0 curved so more can be seen from The indicator light will Alert (SBZA) 243. the driver seat. illuminate. Folding Mirrors 2. Press the arrows on the control pad to move the mirror in the Manual Folding Mirrors desired direction. The mirrors can be folded inward 3. Adjust each outside mirror so toward the vehicle to prevent that a little of the vehicle and damage when going through an the area behind it can be seen. automatic car wash. Push the mirror outward to return it to the original 4. Press j or again to | position. deselect the mirror. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

30 Keys, Doors, and Windows Heated Mirrors Reverse Tilt Mirrors Interior Mirrors If equipped, the heated outside If equipped with memory seats, the mirrors turn on when the rear passenger and/or driver mirror tilts Interior Rearview Mirrors window defogger is on and help to to a preselected position when the Adjust the rearview mirror for a clear clear fog or frost from the surface of vehicle is in R (Reverse). This view of the area behind the vehicle. the mirrors. allows the curb to be seen when parallel parking. Do not spray glass cleaner directly K : This button is on the climate on the mirror. Use a soft towel control panel. The mirror(s) return to the original dampened with water. position when: See “Rear Window Defogger” under Dual Automatic Climate Control . The vehicle is shifted out of Manual Rearview Mirror System 0 155. R (Reverse), or remains in R (Reverse) for about Push the tab forward for daytime 30 seconds. use and pull it rearward for Automatic Dimming nighttime use to avoid glare of the Mirror . The ignition is turned off. headlamps from behind. The vehicle has an automatic . The vehicle is driven in dimming outside mirror on the driver R (Reverse) above a set speed. Automatic Dimming side. The mirror will adjust for the To turn this feature on or off, see Rearview Mirror glare of headlamps behind you. 0 Vehicle Personalization 134. 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 - 4/16/19

Keys, Doors, and Windows 31 Windows The vehicle aerodynamics are designed to improve fuel economy performance. This may result in a { Warning pulsing sound when either rear window is down and the front Never leave a child, a helpless windows are up. To reduce the adult, or a pet alone in a vehicle, sound, open either a front window especially with the windows or the sunroof, if equipped. closed in warm or hot weather. They can be overcome by the Power Windows extreme heat and suffer permanent injuries or even death from heat stroke. { 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 path of a closing window. Never (RAP). See Retained Accessory leave the Remote Keyless Entry Power (RAP) 0 187. (RKE) transmitter in a vehicle with Using the window switch, press to children. When there are children open or pull to close the window. in the rear seat, use the window lockout switch to prevent The windows may be temporarily operation of the windows. See disabled if they are used repeatedly Keys 0 7. within a short time. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

32 Keys, Doors, and Windows Window Lockout If equipped, pull the window switch up fully and quickly release to Warning (Continued) express close the window. system override, make sure that Briefly press or pull the window all people and obstructions are switch in the same direction to stop clear of the window path. that window’s express movement. Window Automatic Reversal When the engine is on, override the System automatic reversal system by pulling The express-close feature will and holding the window switch if reverse window movement if it conditions prevent it from closing. comes in contact with an object. Programming the Power Extreme cold or ice could cause the Windows window to auto-reverse. The This feature stops the rear door window will operate normally after Programming may be necessary if passenger window switches from the object or condition is removed. the vehicle’s battery has been working. disconnected or discharged. If the Automatic Reversal System window will not express close, Press 2 to engage the rear Override program each express-close window lockout feature. The window: indicator light is on when engaged. { Warning 1. Close all doors. Press 2 again to disengage. If automatic reversal system 2. Turn the ignition on or to ACC/ ACCESSORY. Window Express Movement override is active, the window will not reverse automatically. You or 3. Partially open the window to be All windows can be opened without others could be injured and the programmed. Then close it and holding the window switch. Press window could be damaged. continue to pull the switch the switch down fully and quickly Before using automatic reversal briefly after the window has release to express open the fully closed. window. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Keys, Doors, and Windows 33 4. Open the window and continue Roof Sunroof Switch to press the switch briefly after Vent : From the closed position, the window has fully opened. Sunroof press and release e (1) to vent Remote Window Operation the sunroof. Press and release g If equipped, this feature allows all (1) to close the vent. the windows to be opened remotely. Express-Open/Express-Close : To If enabled in vehicle personalization, K express-open the sunroof, press press and hold on the RKE and release e (1). Press and transmitter. See Vehicle Personalization 0 134. release e (1) at any time to stop movement. To express-close the Sun Visors sunroof, press and release g (1). Press and release g (1) at any time to stop movement. 1. Sunroof Switch Open/Close (Manual Mode) : To 2. Sunshade Switch open the sunroof, press and hold If equipped, the sunroof only e (1) until the sunroof reaches operates when the ignition is on or the desired position. To close the in ACC/ACCESSORY, or when sunroof, press and hold g (1). Retained Accessory Power (RAP) is Pull the sun visor down to block active. See Ignition Positions 0 179 Comfort Stop : The sunroof has a glare. Detach the sun visor from the and comfort stop feature that stops the center mount to pivot to the side Retained Accessory Power (RAP) sunroof from opening fully. Press window and, if equipped, extend 0 187. and release the rear of g to along the rod. move the sunroof to the partially GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

34 Keys, Doors, and Windows opened comfort stop position. When the sunroof is opened, an air Pressing the rear of g again will deflector will automatically raise. The air deflector will retract when open the sunroof fully. If the the sunroof is closed. sunshade is not fully open when the The sunroof cannot be opened or comfort stop feature is pressed the closed if the vehicle has an second time, the sunshade will open electrical failure. fully. Automatic Reversal System Sunshade Switch The sunroof has an automatic Express-open/Express-close : To reversal system that is only active express-open the sunshade, press when the sunroof is operated in and release r (2). Press and express-close mode. Dirt and debris may collect on the sunroof seal or in the track. This release r (2) at any time to stop If an object is in the path while could cause an issue with sunroof express closing, the reversal system movement. To express-close the operation or noise. It could also plug will detect the object, stop, and the water drainage system. sunshade, press and release Q open the sunroof slightly. Periodically open the sunroof and (2). Press and release Q (2) at If frost or other conditions prevent remove any obstacles or loose any time to stop movement. closing, override the feature by debris. Wipe the sunroof seal and closing the sunroof in manual mode. roof sealing area using a clean Open/Close (Manual Mode) : To To stop movement, release the cloth, mild soap, and water. Do not open the sunshade, press and hold switch. remove grease from the sunroof. r (2) until the sunshade reaches If water is seen dripping into the the desired position. To close the water drainage system, this is sunshade, press and hold Q (2). normal. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 35 Seat Belt Care ...... 56 Replacing LATCH System Parts Seats and Replacing Seat Belt System After a Crash ...... 83 Restraints Parts after a Crash ...... 57 Securing Child Restraints (With the Seat Belt in the Airbag System Rear Seat) ...... 84 Airbag System ...... 57 Securing Child Restraints (With Head Restraints Where Are the Airbags? ...... 59 Head Restraints ...... 36 the Seat Belt in the When Should an Airbag Front Seat) ...... 86 Front Seats Inflate? ...... 60 Seat Adjustment ...... 38 What Makes an Airbag Power Seat Adjustment ...... 38 Inflate? ...... 61 Lumbar Adjustment ...... 39 How Does an Airbag Reclining Seatbacks ...... 39 Restrain? ...... 62 Memory Seats ...... 40 What Will You See after an Heated and Ventilated Front Airbag Inflates? ...... 62 Seats ...... 43 Passenger Sensing System . . . 63 Folding Seatback ...... 44 Servicing the Airbag-Equipped Vehicle ...... 67 Rear Seats Adding Equipment to the Rear Seats ...... 45 Airbag-Equipped Vehicle . . . . . 68 Heated Rear Seats ...... 48 Airbag System Check ...... 69 Replacing Airbag System Parts Seat Belts after a Crash ...... 69 Seat Belts ...... 49 How to Wear Seat Belts Child Restraints Properly ...... 50 Older Children ...... 69 Lap-Shoulder Belt ...... 52 Infants and Young Children . . . . 71 Seat Belt Use During Child Restraint Systems ...... 73 Pregnancy ...... 55 Where to Put the Restraint . . . . . 75 Seat Belt Extender ...... 56 Lower Anchors and Tethers for Safety System Check ...... 56 Children (LATCH System) . . . . 76 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

36 Seats and Restraints 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 - 4/16/19

Seats and Restraints 37 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 - 4/16/19

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

Move the lever up or down to raise or lower the seat. To adjust a power seat, if equipped: . Move the seat forward or To adjust the seat position: rearward by sliding the control 1. Pull the handle at the front of forward or rearward. the seat cushion to unlock it. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 39 . 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 39. 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 - 4/16/19

40 Seats and Restraints 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 - 4/16/19

Seats and Restraints 41 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 turned off and the driver door is transmitter. current driver’s RKE transmitter opened, or when the vehicle is number (1–8). See Remote Keyless Saving Memory Positions 0 turned off with the driver door Entry (RKE) System Operation 8. already opened, select the Read these instructions completely Only RKE transmitters 1 and 2 can Settings menu, then Vehicle, before saving memory positions. be used for automatic memory then Seating Position, and then To save preferred driving positions recalls. A Driver Information Center Seat Exit Memory. Select On or (DIC) welcome message indicating 1 and 2: Off. See “Seat Exit Memory” the transmitter number may display later in this section. 1. Turn the vehicle on or to ACC/ for the first few ignition cycles ACCESSORY. following a transmitter change. For . See Vehicle Personalization Seat Entry Memory to work properly, 0 134 for additional setting A DIC welcome message may save the positions to the memory information. indicate driver number 1 or 2. button (1 or 2) matching the RKE Identifying Driver Number 2. Adjust all available memory transmitter number displayed in the features to the desired driving DIC welcome message. Carry the To identify the driver number: position. linked RKE transmitter when 1. Move your RKE transmitter 3. Press and release SET; a beep entering the 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 - 4/16/19

42 Seats and Restraints 4. Immediately press and hold the Manually Recalling Memory when the vehicle is turned on, 1 or 2 memory button matching Positions or turned from off to ACC/ the above DIC welcome B ACCESSORY. RKE transmitters 3–8 message until two beeps Press and hold 1, 2, or to recall will not provide automatic memory sound. the previously saved memory recalls. positions if you are driver 1 or 2 If too much time passes identified in the DIC welcome To turn Seat Entry Memory on or off, between releasing SET and message. RKE transmitters 3–8 will see “Vehicle Personalization pressing 1, the memory not recall memory positions. Settings” previously in this section position will not be saved and and Vehicle Personalization 0 134. To stop Manual Memory recall two beeps will not sound. The vehicle must be in P (Park) to movement, release 1, 2, or B or Repeat Steps 3 and 4. start Seat Entry Memory. Seat Entry 1 or 2 corresponds to the driver press any of the following controls: Memory recall will complete if the number. See “Identifying Driver . Power seat vehicle is shifted out of P (Park) Number previously in this prior to reaching the saved memory ” . Memory SET section. position. . Power mirror, with the driver or 5. Repeat Steps 1–4 for a second passenger side mirror selected To stop Seat Entry Memory recall driver using 1 or 2. movement, turn the vehicle off or Seat Entry Memory press any of the following controls: To save the position for B and Seat Exit Memory features, repeat The vehicle identifies the number . Power seat of the current driver’s RKE Steps 1–4 using B. This saves the Memory SET, 1, 2, or B transmitter (1–8). See Remote . position for getting out of the Keyless Entry (RKE) System vehicle. . Power mirror, with the driver or Operation 0 8. If the RKE passenger side mirror selected Save preferred memory feature transmitter is 1 or 2, and Seat Entry positions to both 1 and 2 if you are Memory is enabled in vehicle If the saved memory seat position the only driver. personalization, the positions saved does not automatically recall or to the same memory button number recalls to the wrong positions, 1 or 2 are automatically recalled the driver’s RKE transmitter number (1 or 2) may not match the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 43 memory button number that . Power mirror, with the driver or positions were saved to. Try storing passenger side mirror selected Warning (Continued) the position to the other memory button or try the other RKE Obstructions overheat. An overheated seat transmitter. If something has blocked the driver heater may cause a burn or may seat while recalling a memory damage the seat. Seat Exit Memory position, the recall may stop. Seat Exit Memory is not linked to an Remove the obstruction and try the RKE transmitter. The position saved recall again. If the memory position to B is used for all drivers. To turn still does not recall, see your dealer. Seat Exit Memory on or off, see "Vehicle Personalization Settings" Heated and Ventilated previously in this section and Front Seats Vehicle Personalization 0 134. If turned on, the position saved to { Warning B is automatically recalled when one of the following occurs: If temperature change or pain to the skin cannot be felt, the seat . The vehicle is turned off and the driver door is opened within a heater may cause burns. To short time. reduce the risk of burns, use care when using the seat heater, If equipped, the buttons are on the center console. To operate, the . The vehicle is turned off with the especially for long periods of engine must be running. driver door open. time. Do not place anything on To stop Seat Exit Memory the seat that insulates against Press I or +, if equipped, to heat movement, press any of the heat, such as a blanket, cushion, the driver or passenger following memory controls: cover, or similar item. This may seatback only. cause the seat heater to . Power seat Press J or z to heat the driver or (Continued) . Memory SET, 1, 2, or B passenger cushion and seatback. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

44 Seats and Restraints 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 59 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 0 134. 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 36. 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 38. 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 - 4/16/19

Seats and Restraints 45 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 - 4/16/19

46 Seats and Restraints 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 0 134. 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 36. 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 - 4/16/19

Seats and Restraints 47

{ 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 - 4/16/19

48 Seats and Restraints 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 43. the button, the heated seat will upright position. See Head change to the next lower setting, Restraints 0 36. 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 - 4/16/19

Seats and Restraints 49 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 0 112. 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 - 4/16/19

50 Seats and Restraints Q: If my vehicle has airbags, why It is very important for all occupants this applies force to the strong should I have to wear seat to buckle up. Statistics show that pelvic bones and you would be belts? unbelted people are hurt more often less likely to slide under the lap A: Airbags are supplemental in crashes than those who are belt. If you slid under it, the belt systems only. They work with wearing seat belts. would apply force on your abdomen. This could cause seat belts — not instead of them. There are important things to know Whether or not an airbag is about wearing a seat belt properly. serious or even fatal injuries. provided, all occupants still have . Wear the shoulder belt over the to buckle up to get the most shoulder and across the chest. protection. These parts of the body are best Also, in nearly all states and in able to take belt restraining all Canadian provinces, the law forces. The shoulder belt locks if requires wearing seat belts. there is a sudden stop or crash. How to Wear Seat Belts { Warning Properly You can be seriously injured, Follow these rules for everyone's or even killed, by not wearing protection. your seat belt properly. There are additional things to know about seat belts and children, . Sit up straight and always keep 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 69 or . Always use the correct buckle Infants and Young Children 0 71. for your seating position. Review and follow the rules for . Wear the lap part of the belt low children in addition to the following and snug on the hips, just rules. touching the thighs. In a crash, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 51

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 - 4/16/19

52 Seats and Restraints 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 63. 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 73. 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 - 4/16/19

Seats and Restraints 53 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 56. 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 - 4/16/19

54 Seats and Restraints 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 57. 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 - 4/16/19

Seats and Restraints 55 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 - 4/16/19

56 Seats and Restraints 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 0 112. possible, below the rounding, the extender. Keep seat belts clean and dry. See throughout the pregnancy. Seat Belt Care 0 56. 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 - 4/16/19

Seats and Restraints 57

{ 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 0 112. 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 - 4/16/19

58 Seats and Restraints 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 60. 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 - 4/16/19

Seats and Restraints 59 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 69 or Infants and Young Children 0 71.

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 0 112. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

60 Seats and Restraints

Warning (Continued)

or even death. The path of an inflating airbag must be kept clear. Do not put anything between an occupant and an airbag, and do not attach or put anything on the steering wheel hub or on or near any other airbag covering. Do not use seat accessories that Driver Side Shown, Passenger Driver Side Shown, Passenger block the inflation path of a Side Similar Side Similar seat-mounted side impact airbag. The driver and front outboard The roof-rail airbags for the driver, Never secure anything to the roof passenger seat-mounted side front outboard passenger, and of a vehicle with roof-rail airbags impact airbags are in the side of the second row outboard passengers by routing a rope or tie‐down seatbacks closest to the door. are in the ceiling above the side through any door or window windows. opening. If you do, the path of an inflating roof-rail airbag will be { Warning blocked. If something is between an occupant and an airbag, the When Should an Airbag airbag might not inflate properly Inflate? or it might force the object into that person causing severe injury This vehicle is equipped with airbags. See Airbag System 0 57. (Continued) Airbags are designed to inflate if the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 61 impact exceeds the specific airbag whether the object is fixed or severe frontal impact. Roof-rail system's deployment threshold. moving, rigid or deformable, narrow airbags are not designed to inflate in Deployment thresholds are used to or wide. rear impacts. Both roof-rail airbags predict how severe a crash is likely Frontal airbags are not intended to will inflate when either side of the to be in time for the airbags to inflate during vehicle rollovers, rear vehicle is struck or if the sensing inflate and help restrain the impacts, or many side impacts. system predicts that the vehicle is occupants. The vehicle has about to roll over on its side, or in a electronic sensors that help the In addition, the vehicle has severe frontal impact. airbag system determine the advanced technology frontal airbags. Advanced technology In any particular crash, no one can severity of the impact. Deployment say whether an airbag should have thresholds can vary with specific frontal airbags adjust the restraint according to crash severity. inflated simply because of the vehicle design. vehicle damage or repair costs. Frontal airbags are designed to Seat-mounted side impact airbags inflate in moderate to severe frontal are designed to inflate in moderate What Makes an Airbag or near frontal crashes to help to severe side crashes depending Inflate? reduce the potential for severe on the location of the impact. injuries, mainly to the driver's or Seat-mounted side impact airbags In a deployment event, the sensing front outboard passenger's head are not designed to inflate in frontal system sends an electrical signal and chest. impacts, near frontal impacts, triggering a release of gas from the rollovers, or rear impacts. inflator. Gas from the inflator fills the Whether the frontal airbags will or A seat-mounted side impact airbag airbag causing the bag to break out should inflate is not based primarily is designed to inflate on the side of of the cover. The inflator, the airbag, on how fast the vehicle is traveling. the vehicle that is struck. and related hardware are all part of It depends on what is hit, the the airbag module. direction of the impact, and how Roof-rail airbags are designed to quickly the vehicle slows down. inflate in moderate to severe side For airbag locations, see Where Are crashes depending on the location the Airbags? 0 59. Frontal airbags may inflate at of the impact. In addition, these different crash speeds depending on roof-rail airbags are designed to whether the vehicle hits an object inflate during a rollover or in a straight on or at an angle, and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

62 Seats and Restraints How Does an Airbag But airbags would not help in many prevent the driver from seeing out of types of collisions, primarily the windshield or being able to steer Restrain? because the occupant's motion is the vehicle, nor does it prevent In moderate to severe frontal or not toward those airbags. See When people from leaving the vehicle. near frontal collisions, even belted Should an Airbag Inflate? 0 60. occupants can contact the steering Airbags should never be regarded { Warning wheel or the instrument panel. In as anything more than a supplement moderate to severe side collisions, to seat belts. When an airbag inflates, there even belted occupants can contact may be dust in the air. This dust the inside of the vehicle. What Will You See after could cause breathing problems Airbags supplement the protection an Airbag Inflates? for people with a history of provided by seat belts by asthma or other breathing trouble. distributing the force of the impact After frontal and seat-mounted side To avoid this, everyone in the more evenly over the impact airbags inflate, they quickly vehicle should get out as soon as occupant's body. deflate, so quickly that some people it is safe to do so. If you have may not even realize the airbags Rollover capable roof-rail airbags breathing problems but cannot inflated. Roof-rail airbags may still are designed to help contain the get out of the vehicle after an be at least partially inflated for some head and chest of occupants in the airbag inflates, then get fresh air time after they inflate. Some outboard seating positions in the by opening a window or a door. components of the airbag module first and second rows. The rollover If you experience breathing may be hot for several minutes. For capable roof-rail airbags are problems following an airbag location of the airbags, see Where designed to help reduce the risk of deployment, you should seek Are the Airbags? 0 59. full or partial ejection in rollover medical attention. events, although no system can The parts of the airbag that come into contact with you may be warm, prevent all such ejections. The vehicle has a feature that may but not too hot to touch. There may automatically unlock the doors, turn be some smoke and dust coming on the interior lamps and hazard from the vents in the deflated warning flashers, and shut off the airbags. Airbag inflation does not fuel system after the airbags inflate. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 63 The feature may also activate, crash. See Vehicle Data without airbag inflation, after an Warning (Continued) Recording and Privacy 0 395 event that exceeds a predetermined and threshold. After turning the ignition Use caution if you should attempt Event Data Recorders 0 396. off and then on again, the fuel to restart the engine after a crash has occurred. . Let only qualified technicians system will return to normal work on the airbag systems. operation; the doors can be locked, Improper service can mean that the interior lamps can be turned off, In many crashes severe enough to an airbag system will not work and the hazard warning flashers can inflate the airbag, windshields are properly. See your dealer for be turned off using the controls for broken by vehicle deformation. service. those features. If any of these Additional windshield breakage may systems are damaged in the crash also occur from the front outboard they may not operate as normal. Passenger Sensing passenger airbag. System . Airbags are designed to inflate { Warning only once. After an airbag The vehicle has a passenger inflates, you will need some new sensing system for the front A crash severe enough to inflate parts for the airbag system. outboard passenger position. The the airbags may have also If you do not get them, the passenger airbag status indicator damaged important functions in airbag system will not be there will light on the overhead console the vehicle, such as the fuel to help protect you in another when the vehicle is started. 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 moderate crash, there may be for the vehicle covers the need concealed damage that could to replace other parts. make it difficult to safely operate . The vehicle has a crash sensing the vehicle. and diagnostic module which (Continued) records information after a GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

64 Seats and Restraints The words ON and OFF, and the Whenever possible, children aged symbols for on and off, will be 12 and under should be secured in Warning (Continued) visible during the system check. a rear seating position. deploy under some unusual When the system check is Never put a rear-facing child seat in complete, either the word ON or circumstance, even though the the front. This is because the risk to airbag is turned off. OFF, and the symbol for on or off, the rear-facing child is so great, will be visible. See Passenger if the airbag inflates. Never put a rear-facing child Airbag Status Indicator 0 113. restraint in the front seat, even if The passenger sensing system { Warning the airbag is off. If securing a turns off the front outboard forward-facing child restraint in passenger frontal airbag under A child in a rear-facing child the front outboard passenger certain conditions. No other airbag restraint can be seriously injured seat, always move the seat as far is affected by the passenger or killed if the passenger frontal back as it will go. It is better to sensing system. airbag inflates. This is because secure child restraints in the rear The passenger sensing system the back of the rear-facing child seat. Consider using another works with sensors that are part of restraint would be very close to vehicle to transport the child the front outboard passenger seat the inflating airbag. A child in a when a rear seat is not available. and seat belt. The sensors are forward-facing child restraint can designed to detect the presence of be seriously injured or killed if the The passenger sensing system is a properly seated occupant and passenger frontal airbag inflates designed to turn off the front determine if the front outboard and the passenger seat is in a outboard passenger frontal airbag if: passenger frontal airbag should be forward position. allowed to inflate or not. . The front outboard passenger Even if the passenger sensing seat is unoccupied. According to accident statistics, system has turned off the children are safer when properly . The system determines an infant passenger frontal airbag, no is present in a child restraint. secured in a rear seat in the correct system is fail-safe. No one can child restraint for their weight guarantee that an airbag will not . A front outboard passenger and size. takes his/her weight off of the (Continued) seat for a period of time. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 65 . There is a critical problem with person's seating posture and body is present in a child restraint. If a the airbag system or the build. Everyone in the vehicle who child restraint has been installed passenger sensing system. has outgrown child restraints should and the ON indicator is lit: When the passenger sensing wear a seat belt properly — whether 1. Turn the vehicle off. system has turned off the front or not there is an airbag for that person. 2. Remove the child restraint from outboard passenger frontal airbag, the vehicle. the OFF indicator will light and stay lit as a reminder that the airbag is { Warning 3. Remove any additional items off. See Passenger Airbag Status from the seat such as blankets, Indicator 0 113. If the airbag readiness light ever cushions, seat covers, seat comes on and stays on, it means heaters, or seat massagers. The passenger sensing system is that something may be wrong 4. Reinstall the child restraint designed to turn on the front with the airbag system. To help outboard passenger frontal airbag following the directions avoid injury to yourself or others, anytime the system senses that a provided by the child restraint have the vehicle serviced right person of adult size is sitting manufacturer and refer to away. See Airbag Readiness Securing Child Restraints (With properly in the front outboard 0 passenger seat. Light 112 for more information, the Seat Belt in the Rear Seat) including important safety 0 84 or When the passenger sensing information. Securing Child Restraints (With system has allowed the airbag to be the Seat Belt in the Front Seat) enabled, the ON indicator will light 0 86. and stay lit as a reminder that the If the On Indicator Is Lit for a airbag is active. Child Restraint Make sure the seat belt retractor is locked by pulling The passenger sensing system is For some children, including the shoulder belt all the way designed to turn off the front children in child restraints, and for out of the retractor when outboard passenger frontal airbag if very small adults, the passenger installing the child restraint, the system determines that an infant sensing system may or may not turn even if the child restraint is off the front outboard passenger equipped with a seat belt lock frontal airbag, depending upon the off. When the retractor lock is GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

66 Seats and Restraints set, the belt can be tightened If the Off Indicator Is Lit for an 2. Remove any additional material but not pulled out of the Adult-Sized Occupant from the seat, such as retractor. blankets, cushions, seat 5. If, after reinstalling the child covers, seat heaters, or seat restraint and restarting the massagers. 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 If a person of adult size is sitting in the vehicle head restraint. may unintentionally cause the the front outboard passenger seat, If this happens, adjust the head passenger sensing system to but the OFF indicator is lit, it could restraint. See Head Restraints turn the airbag off for some 0 be because that person is not sitting 36. adult-sized occupants. If this properly in the seat or that the child 6. Restart the vehicle. happens, unbuckle the belt, let restraint locking feature is engaged. the belt go back all the way, The passenger sensing system may Use the following steps to allow the and then buckle the belt again or may not turn off the airbag for a system to detect that person and without pulling the belt out all child in a child restraint depending enable the front outboard passenger the way. upon the child’s size. It is better to frontal airbag: secure the child restraint in a rear 6. Restart the vehicle and have 1. Turn the vehicle off. seat. Never put a rear-facing child the person remain in this restraint in the front seat, even if the position for two to three minutes ON indicator is not lit. after the ON indicator is lit. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 67 A thick layer of additional material, { Warning such as a blanket or cushion, Warning (Continued) or aftermarket equipment such as If the front outboard passenger seat covers, seat heaters, and seat seatback may interfere with the airbag is turned off for an massagers can affect how well the proper operation of the passenger adult-sized occupant, the airbag passenger sensing system sensing system. will not be able to inflate and help operates. We recommend that you protect that person in a crash, not use seat covers or other Servicing the resulting in an increased risk of aftermarket equipment except when serious injury or even death. An approved by GM for your specific Airbag-Equipped Vehicle adult-sized occupant should not vehicle. See Adding Equipment to Airbags affect how the vehicle 0 ride in the front outboard the Airbag-Equipped Vehicle 68 should be serviced. There are parts passenger seat, if the passenger for more information about of the airbag system in several airbag OFF indicator is lit. modifications that can affect how places around the vehicle. Your the system operates. dealer and the service manual have Additional Factors Affecting The ON indicator may be lit if an information about servicing the System Operation object, such as a briefcase, vehicle and the airbag system. To handbag, grocery bag, laptop, purchase a service manual, see Seat belts help keep the passenger or other electronic device, is put on Publication Ordering Information in position on the seat during an unoccupied seat. If this is not 0 393. vehicle maneuvers and braking, desired, remove the object from which helps the passenger sensing the seat. { Warning system maintain the passenger airbag status. See “Seat Belts” and { Warning For up to 10 seconds after the “Child Restraints” in the Index for vehicle is turned off and the additional information about the Stowing articles under the battery is disconnected, an airbag importance of proper restraint use. passenger seat or between the can still inflate during improper passenger seat cushion and service. You can be injured if you (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

68 Seats and Restraints . Front seats, including stitching, of the seat fabric, could also Warning (Continued) seams or zippers interfere with the operation of the . Seat belts passenger sensing system. This are close to an airbag when it could either prevent proper inflates. Avoid yellow connectors. . Steering wheel, instrument deployment of the passenger They are probably part of the panel, overhead console, ceiling airbag(s) or prevent the passenger airbag system. Be sure to follow trim, or pillar garnish trim 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. 0 63. Your dealer and the service manual have information about the location If the vehicle has rollover roof-rail Adding Equipment to the of the airbag modules and sensors, airbags, see Different Size Tires 0 Airbag-Equipped Vehicle sensing and diagnostic module, and and Wheels 330 for additional airbag wiring along with the proper important information. Adding accessories that change the replacement procedures. If the vehicle must be modified vehicle's frame, bumper system, because you have a disability and height, front end, or side sheet In addition, the vehicle has a passenger sensing system for the have questions about whether the metal may keep the airbag system modifications will affect the vehicle's from working properly. front outboard passenger position, which includes sensors that are part airbag system, or if you have The operation of the airbag system of the passenger seat. The questions about whether the airbag can also be affected by changing, passenger sensing system may not system will be affected if the vehicle including improperly repairing or operate properly if the original seat is modified for any other reason, call replacing, any parts of the following: trim is replaced with non-GM Customer Assistance. See Customer Assistance Offices 0 386. . Airbag system, including airbag covers, upholstery, or trim; or with modules, front or side impact GM covers, upholstery, or trim sensors, sensing and diagnostic designed for a different vehicle. Any module, or airbag wiring object, such as an aftermarket seat heater or a comfort-enhancing pad or device, installed under or on top GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 69 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 0 112. 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? 59. See your dealer replace airbag system parts. See for service. your dealer for service. If the airbag readiness light stays on after the vehicle is started or comes on when you are driving, the airbag system may not work properly. Have the vehicle serviced right away. See Airbag Readiness Light 0 112. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

70 Seats and Restraints The manufacturer instructions that . Can proper seat belt fit be In a crash, children who are not come with the booster seat state the maintained for the length of the buckled up can strike other people weight and height limitations for that trip? If yes, continue. If no, who are buckled up, or can be booster. Use a booster seat with a return to the booster seat. thrown out of the vehicle. Older lap-shoulder belt until the child Q: What is the proper way to children need to use seat belts passes the fit test below: wear seat belts? properly. . Sit all the way back on the seat. A: An older child should wear a { Warning Do the knees bend at the seat lap-shoulder belt and get the edge? If yes, continue. If no, additional restraint a shoulder return to the booster seat. Never allow more than one child belt can provide. The shoulder to wear the same seat belt. The . Buckle the lap-shoulder belt. belt should not cross the face or seat belt cannot properly spread Does the shoulder belt rest on neck. The lap belt should fit the impact forces. In a crash, they the shoulder? If yes, continue. snugly below the hips, just can be crushed together and If no, try using the rear seat belt touching the top of the thighs. seriously injured. A seat belt must comfort guide, if available. See This applies belt force to the be used by only one person at “Rear Seat Belt Comfort Guides” child's pelvic bones in a crash. under Lap-Shoulder Belt 0 52. It should never be worn over the a time. If a comfort guide is not abdomen, which could cause available, or if the shoulder belt severe or even fatal internal still does not rest on the injuries in a crash. shoulder, then return to the Also see “Rear Seat Belt Comfort booster seat. Guides” under Lap-Shoulder Belt . Does the lap belt fit low and 0 52. snug on the hips, touching the According to accident statistics, thighs? If yes, continue. If no, children are safer when properly return to the booster seat. restrained in a rear seating position. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 71 need, for everyone, to use safety Warning (Continued) restraints. In fact, the law in every state in the United States and in That could cause serious or fatal every Canadian province says injuries. The shoulder belt should children up to some age must be go over the shoulder and across restrained while in a vehicle. the chest. { Warning

Children can be seriously injured or strangled if a shoulder belt is wrapped around their neck. The shoulder belt can tighten but { Warning cannot be loosened if it is locked. The shoulder belt locks when it is Never allow a child to wear the pulled all the way out of the seat belt with the shoulder belt retractor. It unlocks when the behind their back. A child can be shoulder belt is allowed to go all seriously injured by not wearing the way back into the retractor, the lap-shoulder belt properly. In a but it cannot do this if it is crash, the child would not be wrapped around a child’s neck. restrained by the shoulder belt. If the shoulder belt is locked and The child could move too far Infants and Young Children tightened around a child’s neck, forward increasing the chance of the only way to loosen the belt is head and neck injury. The child Everyone in a vehicle needs to cut it. might also slide under the lap protection! This includes infants and (Continued) belt. The belt force would then be all other children. Neither the applied right on the abdomen. distance traveled nor the age and (Continued) size of the traveler changes the GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

72 Seats and Restraints

Warning (Continued) Warning (Continued) Warning (Continued)

Never leave children unattended infant will suddenly become a or killed. Never put a rear-facing in a vehicle and never allow 110 kg (240 lb) force on a person's child restraint in the front children to play with the seat arms. An infant or child should be outboard seat. Secure a belts. secured in an appropriate child rear-facing child restraint in a rear restraint. seat. It is also better to secure a Every time infants and young forward-facing child restraint in a children ride in vehicles, they should rear seat. If you must secure a have the protection provided by forward-facing child restraint in appropriate child restraints. Neither the front outboard seat, always the vehicle's seat belt system nor its move the front passenger seat as airbag system is designed for them. far back as it will go. 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 while riding in a vehicle. Due to crash forces, an infant or a child { Warning will become so heavy it is not possible to hold it during a crash. Children who are up against, For example, in a crash at only or very close to, any airbag when 40 km/h (25 mph), a 5.5 kg (12 lb) it inflates can be seriously injured (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 73 Child restraints are devices used to restraint. In addition, there are many restrain, seat, or position children in kinds of child restraints available for Warning (Continued) the vehicle and are sometimes children with special needs. called child seats or car seats. the risk of serious or fatal injuries during a crash, young children There are three basic types of { Warning should always be secured in an child restraints: To reduce the risk of neck and appropriate child restraint. . Forward-facing child restraints head injury in a crash, infants and . Rear-facing child restraints toddlers should be secured in a Child Restraint Systems rear-facing child restraint until age . Belt-positioning booster seats two, or until they reach the The proper child restraint for your maximum height and weight limits child depends on their size, weight, of their child restraint. and age, and also on whether the child restraint is compatible with the vehicle in which it will be used. { Warning For each type of child restraint, there are many different models A young child's hip bones are still available. When purchasing a child so small that the vehicle seat belt restraint, be sure it is designed to be may not remain low on the hip used in a motor vehicle. If it is, the bones, as it should. Instead, it child restraint will have a label may settle up around the child's saying that it meets federal motor Rear-Facing Infant Restraint abdomen. In a crash, the belt vehicle safety standards. A rear-facing child restraint provides would apply force on a body area The instruction manual that is restraint with the seating surface that is unprotected by any bony against the back of the infant. provided with the child restraint structure. This alone could cause states the weight and height serious or fatal injuries. To reduce limitations for that particular child (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

74 Seats and Restraints The harness system holds the infant Securing an Add-On Child in place and, in a crash, acts to Restraint in the Vehicle keep the infant positioned in the restraint. { 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 Booster Seats instructions that came with that A belt-positioning booster seat is child restraint and the instructions used for children who have in this manual. outgrown their forward-facing child Forward-Facing Child Restraint restraint. Boosters are designed to To help reduce the chance of injury, A forward-facing child restraint improve the fit of the vehicle's seat the child restraint must be secured provides restraint for the child's belt system until the child is large in the vehicle. Child restraints must body with the harness. 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 69. system. See Lower Anchors and Tethers for Children (LATCH System) 0 76 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 - 4/16/19

Seats and Restraints 75 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 - 4/16/19

76 Seats and Restraints Depending on where you place the Lower Anchors and Warning (Continued) child restraint and the size of the child restraint, you may not be able Tethers for Children Secure rear-facing child restraints to access adjacent seat belts or (LATCH System) in a rear seat, even if the airbag LATCH anchors for additional is off. If you secure a The LATCH system secures a child passengers or child restraints. restraint during driving or in a crash. forward-facing child restraint in Adjacent seating positions should the front seat, always move the LATCH attachments on the child not be used if the child restraint restraint are used to attach the child front passenger seat as far back prevents access to or interferes with restraint to the anchors in the as it will go. It is better to secure the routing of the seat belt. vehicle. The LATCH system is the child restraint in a rear seat. Wherever a child restraint is designed to make installation of a See Passenger Sensing System installed, be sure to follow the child restraint easier. 0 63 for additional information. instructions that came with the child In order to use the LATCH system in restraint and secure the child your vehicle, you need a child restraint properly. When securing a child restraint with restraint that has LATCH the seat belts in a rear seat position, Keep in mind that an unsecured attachments. LATCH-compatible study the instructions that came with child restraint can move around in a rear-facing and forward-facing child the child restraint to make sure it is collision or sudden stop and injure seats can be properly installed compatible with this vehicle. people in the vehicle. Be sure to using either the LATCH anchors or properly secure any child restraint in the vehicle’s seat belts. Do not use Child restraints and booster seats the vehicle — even when no child is both the seat belts and the LATCH vary considerably in size, and some in it. anchorage system to secure a may fit in certain seating positions rear-facing or forward-facing better than others. child seat. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 77 Booster seats use the vehicle’s seat For a forward-facing 5-pt harness belts to secure the child in the child restraint where the combined booster seat. If the manufacturer weight of the child and restraint are recommends that the booster seat up to 29.5 kg (65 lb), use either the be secured with the LATCH system, lower LATCH anchorages with the this can be done as long as the top tether anchorage, or the seat booster seat can be positioned belt with the top tether anchorage. properly and there is no interference Where the combined weight of the with the proper positioning of the child and restraint are greater than lap-shoulder belt on the child. 29.5 kg (65 lb), use the seat belt with Make sure to follow the instructions the top tether anchorage only. that came with the child restraint, and also the instructions in this manual. 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. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

78 Seats and Restraints 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 84 a child restraint with these Securing Child Restraints (With the or attachments in the vehicle. Seat Belt in the Rear Seat) 0 84 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) 86. child restraints have lower anchors Seat Belt in the Front Seat) 86. 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 - 4/16/19

Seats and Restraints 79 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 I : Seating positions with top the anchor. tether anchors. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

80 Seats and Restraints H : Seating positions with two the anchors. Be sure to use an lower anchors. anchor located directly behind the seating position where the child restraint will be placed. Do not secure a child restraint in a position without a top tether anchor To assist in locating the top tether if a national or local law requires anchors, the top tether anchor that the top tether be attached, or if symbol is near the top tether the instructions that come with the To assist in locating the lower anchors. child restraint say that the top tether anchors, each second row anchor must be attached. position has a label, near the crease According to accident statistics, between the seatback and the seat children and infants are safer when cushion. properly restrained in a child restraint system or infant restraint system secured in a rear seating position. See Where to Put the Restraint 0 75 for additional information.

Top Tether Anchors The top tether anchors for each rear seating position are on the back of the rear seatback. The rear compartment storage panel/cover might need to be adjusted to access GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 81 Securing a Child Restraint Designed for the LATCH Warning (Continued) Warning (Continued) System to come loose or even break Buckle any unused seat belts during a crash. A child or others behind the child restraint so { Warning could be injured. children cannot reach them. Pull the shoulder belt all the way out A child could be seriously injured of the retractor to set the lock, or killed in a crash if the child and tighten the belt behind the restraint is not properly attached { Warning child restraint after the child to the vehicle using either the restraint has been installed. LATCH anchors or the vehicle Children can be seriously injured seat belt. Follow the instructions or strangled if a shoulder belt is that came with the child restraint wrapped around their neck. The and the instructions in this shoulder belt can tighten but Caution manual. cannot be loosened if it is locked. The shoulder belt locks when it is Do not let the LATCH pulled all the way out of the attachments rub against the retractor. It unlocks when the vehicle’s seat belts. This may { Warning shoulder belt is allowed to go all damage these parts. If necessary, the way back into the retractor, move buckled seat belts to avoid To reduce the risk of serious or but it cannot do this if it is rubbing the LATCH attachments. fatal injuries during a crash, do wrapped around a child’s neck. Do not fold the rear seatback not attach more than one child If the shoulder belt is locked and restraint to a single anchor. when the seat is occupied. Do not tightened around a child’s neck, Attaching more than one child fold the empty rear seat with a the only way to loosen the belt is seat belt buckled. This could restraint to a single anchor could to cut it. cause the anchor or attachment damage the seat belt or the seat. (Continued) (Continued) (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

82 Seats and Restraints 1.3. Attach and tighten the Caution (Continued) lower attachments on the child restraint to the lower Unbuckle and return the seat belt anchors. to its stowed position, before folding the seat. 2. If the child restraint manufacturer recommends that the top tether be attached, If you need to secure more than one attach and tighten the top child restraint in the rear seat, see tether to the top tether anchor, Where to Put the Restraint 0 75. if equipped. Refer to the child . If the position you are using 1. Attach and tighten the lower restraint instructions and the does not have a headrest or head restraint and you attachments to the lower following steps: are using a single tether, anchors. If the child restraint 2.1. Find the top tether does not have lower route the tether over the anchor. seatback. attachments or the desired 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: instructions and the instructions in this manual. 1.1. Find the lower anchors for the desired seating position. . If the position you are using 1.2. Put the child restraint on does not have a headrest the seat. or head restraint and you GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Seats and Restraints 83 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 - 4/16/19

84 Seats and Restraints 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 76 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 75. 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 76 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 - 4/16/19

Seats and Restraints 85 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 76. 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 - 4/16/19

86 Seats and Restraints 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 75. 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 63 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 63 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 76 for top tether anchor 0 113 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 - 4/16/19

Seats and Restraints 87 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 0 113. 2. Put the child restraint on the seat. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

88 Seats and Restraints 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 63. 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 - 4/16/19

Storage 89 Storage Storage Sunglasses Storage Compartments Storage Compartments Storage Compartments ...... 89 { Warning Glove Box ...... 89 Cupholders ...... 89 Do not store heavy or sharp Sunglasses Storage ...... 89 objects in storage compartments. Center Console Storage ...... 90 In a crash, these objects may cause the cover to open and Additional Storage Features could result in injury. Cargo Cover ...... 90 Cargo Tie-Downs ...... 91 Convenience Net ...... 91 Glove Box Roof Rack System Open the glove box by lifting up on If equipped, sunglasses storage is Roof Rack System ...... 92 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 - 4/16/19

90 Storage 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 - 4/16/19

Storage 91 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 - 4/16/19

92 Storage 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 - 4/16/19

Instruments and Controls 93 Engine Coolant Temperature Low Fuel Warning Light ...... 121 Instruments and Gauge ...... 111 Diesel Exhaust Fluid (DEF) Controls Seat Belt Reminders ...... 112 Warning Light ...... 122 Airbag Readiness Light ...... 112 Security Light ...... 122 Passenger Airbag Status High-Beam On Light ...... 122 Controls Indicator ...... 113 Front Fog Lamp Light ...... 123 Steering Wheel Adjustment . . . . 94 Charging System Light ...... 114 Lamps On Reminder ...... 123 Steering Wheel Controls ...... 94 Malfunction Indicator Lamp Cruise Control Light ...... 123 Heated Steering Wheel ...... 94 (Check Engine Light) ...... 114 Door Ajar Light ...... 123 Brake System Warning Horn ...... 94 Information Displays Windshield Wiper/Washer ...... 94 Light ...... 116 Electric Parking Brake Driver Information Center (DIC) Rear Window Wiper/Washer . . . 96 (Base and Midlevel) ...... 124 Compass ...... 96 Light ...... 117 Service Electric Parking Brake Driver Information Center (DIC) Clock ...... 97 (Uplevel) ...... 129 Power Outlets ...... 97 Light ...... 117 Wireless Charging ...... 98 Antilock Brake System (ABS) Vehicle Messages Warning Light ...... 117 Vehicle Messages ...... 133 Warning Lights, Gauges, and Tow/Haul Mode Light ...... 118 Engine Power Messages . . . . . 134 Indicators Hill Descent Control Light . . . . . 118 Vehicle Speed Messages . . . . . 134 Warning Lights, Gauges, and Lane Keep Assist (LKA) Indicators ...... 101 Light ...... 118 Vehicle Personalization Instrument Cluster (Base and Vehicle Ahead Indicator ...... 118 Vehicle Personalization ...... 134 Midlevel) ...... 102 Pedestrian Ahead Indicator . . . 119 Instrument Cluster Traction Off Light ...... 119 Universal Remote System (Uplevel) ...... 106 StabiliTrak OFF Light ...... 119 Universal Remote System . . . . 140 Speedometer ...... 109 Traction Control System (TCS)/ Universal Remote System Odometer ...... 109 StabiliTrak Light ...... 120 Programming ...... 140 Trip Odometer ...... 109 Wait-to-Start Light ...... 120 Universal Remote System Tachometer ...... 109 Tire Pressure Light ...... 120 Operation ...... 142 Fuel Gauge ...... 110 Engine Oil Pressure Light . . . . 121 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

94 Instruments and Controls 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 - 4/16/19

Instruments and Controls 95 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 299. 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 295 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 0 305. 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 - 4/16/19

96 Instruments and Controls 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 0 134. 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 0 295. 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 - 4/16/19

Instruments and Controls 97 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 0 270. 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 150 There are power outlets: 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 - 4/16/19

98 Instruments and Controls 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 0 394. 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 - 4/16/19

Instruments and Controls 99 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 - 4/16/19

100 Instruments and Controls 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. OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 101 OF LIABILITY, WHETHER IN Warning Lights, CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING Gauges, and NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF Indicators THE USE OF THIS SOFTWARE, Warning lights and gauges can EVEN IF ADVISED OF THE signal that something is wrong POSSIBILITY OF SUCH DAMAGE. before it becomes serious enough to cause an expensive repair or replacement. Paying attention to the 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 - 4/16/19

102 Instruments and Controls 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 - 4/16/19

Instruments and Controls 103

Midlevel English Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

104 Instruments and Controls 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) 0 129. Driver Information Center (DIC) Traction and Stability : Press to (Uplevel) 0 129. 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. Press through the list of available w or x to adjust the value. applications. Not all applications will Info Pages : Press p while Info Press V to set the speed. be available on all vehicles. Pages is displayed to enter the Info Pages menu and select the items to GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 105 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 - 4/16/19

106 Instruments and Controls Instrument Cluster (Uplevel)

English Cluster Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 107

Diesel English Cluster Shown, Metric Similar GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

108 Instruments and Controls 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 kilometers per hour (km/h) or miles Navigation or x to scroll through the list of per hour (mph). 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 - 4/16/19

Instruments and Controls 109 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) 0 129. 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 - 4/16/19

110 Instruments and Controls 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 - 4/16/19

Instruments and Controls 111 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 0 293. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

112 Instruments and Controls 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 63. 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. 57. 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 - 4/16/19

Instruments and Controls 113 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 0 112 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 63 for important GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

114 Instruments and Controls 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 - 4/16/19

Instruments and Controls 115 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 0 274. Diagnosis and service may be L4 Turbo Engine) 0 248 or required. Recommended Fuel (LTG - 2.0L L4 Turbo Engine) 0 248 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. 0 256 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 - 4/16/19

116 Instruments and Controls 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 0 351. 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 0 270. 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 - 4/16/19

Instruments and Controls 117 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 - 4/16/19

118 Instruments and Controls 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. 0 116. 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 - 4/16/19

Instruments and Controls 119 Pedestrian Ahead This light comes on briefly while StabiliTrak OFF Light starting the engine. If it does not, Indicator have the vehicle serviced by your dealer. If the system is working normally, the indicator light then turns off. The traction off light comes on when the Traction Control System (TCS) has been turned off through the This light comes on briefly while Driver Information Center (DIC). If equipped, this indicator will starting the vehicle. If it does not, display amber when a nearby This light and the StabiliTrak/ESC have the vehicle serviced by your pedestrian is detected in front of the OFF light come on when StabiliTrak/ dealer. vehicle. Electronic Stability Control (ESC) is This light comes on when the turned off. See Front Pedestrian Braking (FPB) StabiliTrak/Electronic Stability System 0 241. If the TCS is off, wheel speed will Control (ESC) system is turned off. be limited when necessary to If StabiliTrak/ESC is off, the Traction Traction Off Light protect the driveline from damage. Control System (TCS) is also off. Adjust driving accordingly. If the StabiliTrak/ESC and TCS are See Traction Control/Electronic off, the system does not assist in Stability Control 0 209. controlling the vehicle. Turn on the TCS and the StabiliTrak/ESC systems and the warning light turns off. See Traction Control/Electronic Stability Control 0 209. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

120 Instruments and Controls Traction Control System If the light is on and flashing, the Tire Pressure Light TCS and/or the StabiliTrak/ESC (TCS)/StabiliTrak Light system is actively working. See Traction Control/Electronic Stability Control 0 209. Wait-to-Start Light

For vehicles with the Tire Pressure This light comes on briefly when the Monitor System (TPMS), this light engine is started. comes on briefly when the engine is started. It provides information If the light does not come on, have about tire pressures and the TPMS. the vehicle serviced by your dealer. If the system is working normally, When the Light Is On Steady the indicator light turns off. For diesel engines, the wait-to-start light shows that the engine is This indicates that one or more of If the light is on and not flashing, the functioning properly and indicates the tires are significantly TCS and potentially the StabiliTrak/ when the engine can be started. underinflated. ESC system have been disabled. A Driver Information Center (DIC) A Driver Information Center (DIC) The fast warm-up glow plug system makes the wait-to-start light stay on tire pressure message may also message may display. Check the display. Stop as soon as possible, DIC messages to determine which for a shorter amount of time than most diesel engines. and inflate the tires to the pressure feature(s) is no longer functioning value shown on the Tire and and whether the vehicle requires For more information, see Starting Loading Information label. See Tire service. the Engine 0 181. Pressure 0 320. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 121 When the Light Flashes First and Low Fuel Warning Light Then Is On Steady 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. This light should come on briefly as See Tire Pressure Monitor the engine is started. If it does not Operation 0 323. come on, have the vehicle serviced by your dealer. Engine Oil Pressure Light If the light comes on and stays on, it means that oil is not flowing through Caution the engine properly. The vehicle could be low on oil and might have Lack of proper engine oil some other system problem. See For the base level cluster, this light maintenance can damage the your dealer. comes on when the fuel tank is low engine. Driving with the engine oil on fuel. The light turns off when fuel low can also damage the engine. is added. If it does not, have the The repairs would not be covered vehicle serviced. by the vehicle warranty. Check the oil level as soon as possible. Add oil if required, but if the oil level is within the operating range and the oil pressure is still low, have the vehicle serviced. Always follow the maintenance schedule for changing engine oil. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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

For the uplevel cluster, this light is Security Light near the fuel gauge and comes on briefly when the ignition is turned on This light comes on when the as a check to show it is working. high-beam headlamps are in use. It also comes on when the fuel tank See Headlamp High/Low-Beam is low on fuel. The light turns off Changer 0 146. when fuel is added. If it does not, have the vehicle serviced. IntelliBeam Light The security light should come on Diesel Exhaust Fluid briefly as the engine is started. If it does not come on, have the vehicle (DEF) Warning Light 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. This light, a Driver Information Center (DIC) Message, and a chime come on when there is an issue with the DEF. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 123 Front Fog Lamp Light Cruise Control Light Door Ajar Light

If equipped, the fog lamp light The cruise control light is white This light comes on when a door is comes on when the fog lamps are when the cruise control is on and open or not securely latched. Before in use. ready, and turns green when the driving, check that all doors are The light goes out when the fog cruise control is set and active. properly closed. lamps are turned off. See Fog See Cruise Control 0 217. Lamps 0 148 for more information. Adaptive Cruise Control Light Lamps On Reminder

This light is white when the Adaptive Cruise Control (ACC, if equipped) is For vehicles with the lamps on on and ready, and turns green when reminder light, it comes on when the the ACC is set and active. See lights are in use. Adaptive Cruise Control 0 219. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

124 Instruments and Controls Information Displays w or x : Press to move up or the last reset for the trip odometer. down in a list. The trip odometer can be reset to V Driver Information Center o or p : Press to move between zero by pressing and holding (DIC) (Base and Midlevel) the interactive display zones in the while the trip odometer display is cluster. showing. The DIC displays are shown in the V center of the instrument cluster in : Press to open a menu or select Also displays the approximate the Info app. See Instrument Cluster a menu item. Press and hold to average liters per 100 kilometers (Base and Midlevel) 0 102 or reset values on certain screens. (L/100 km) or miles per gallon (mpg). This number is based on the Instrument Cluster (Uplevel) 0 106. Base Level DIC The displays show the status of number of L/100 km (mpg) recorded many vehicle systems. The controls Use o or p to choose the Trip, since the last time this menu item was reset. This number reflects only for the DIC are on the right steering Vehicle, or Eco menus. Use w wheel control. the approximate average fuel or x to scroll through items in economy that the vehicle has right each menu. now, and will change as driving conditions change. Reset the Trip/Fuel Menu (TRIP) Items average consumption by pressing V Speed : Displays how fast the vehicle is moving in either when it is displayed. kilometers per hour (km/h) or miles Fuel Range : Displays the per hour (mph). The speedometer approximate distance the vehicle cannot be reset. If equipped, press can be driven without refueling. The V to open the menu and select to fuel range estimate is based on an display the speed limit signs. average of the vehicle's fuel economy over recent driving history Trip 1 or Trip 2, Average Fuel and the amount of fuel remaining in Economy : Displays the current the fuel tank. Fuel range cannot be distance traveled, in either reset. kilometers (km) or miles (mi), from GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 125 Average Vehicle Speed : Displays Blank Display : Displays no In addition to the engine oil life the average vehicle speed of the information. system monitoring the oil life, vehicle in kilometers per hour (km/h) additional maintenance is or miles per hour (mph). This Vehicle Information Menu recommended. See Maintenance average is based on the various (VEHICLE) Items Schedule 0 367. vehicle speeds recorded since the Units : Choose between Metric or The Oil Life display must be reset last reset. Reset the average speed US when Units is active. Press V to after each oil change. Do not reset by pressing V when it is displayed. confirm the setting. This will change the Oil Life display accidentally at any time other than when the oil has Timer : To start the timer, press V the displays on the DIC to the type of measurements you select. just been changed. It cannot be while Timer is displayed. The reset accurately until the next oil display will show the amount of time Speed Warning : This display is change. To reset the engine oil life that has passed since the timer was used to set the vehicle speed at system, see Engine Oil Life System which the speed warning chime 0 last reset, not including time the 286. sounds and the alert is displayed. Oil Pressure : Oil pressure is ignition is off. Time will continue to The speed can be set by pressing be counted as long as the ignition is V displayed in either kilopascal (kPa) while the speed warning display or in pounds per square inch (psi). on, even if another display is being is showing. shown on the DIC. The timer will Tire Pressure : Displays a vehicle Remaining Oil Life : Displays an with the approximate pressures of record up to 99 hours, 59 minutes, estimate of the oil's remaining useful all four tires. Tire pressure is and 59 seconds (99:59:59) after life. If REMAINING OIL LIFE 99% is displayed in either kilopascal (kPa) which the display will return to zero. displayed, that means 99% of the or in pounds per square inch (psi). V current oil life remains. See Tire Pressure Monitor System To stop the timer, press briefly 0 When the remaining oil life is low, 322 and while Timer is displayed. To reset Tire Pressure Monitor Operation V the CHANGE ENGINE OIL SOON 0 the timer to zero, press and hold . message will appear on the display. 323. Navigation : Used for the OnStar The oil should be changed as soon Turn-by-Turn guidance. as possible. See Engine Oil 0 282. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

126 Instruments and Controls Battery Voltage : Displays the distance is displayed at the top of 1. Press o to access the cluster current battery voltage, if equipped. the page as “last xxx mi/km.” Press applications. Battery voltage changes are normal V to select the distance or reset while driving. See Charging System best value. 2. Press w or x to scroll to the Light 0 114. If there is a problem Options application. with the battery charging system, The display provides information on V the DIC will display a message. how current driving behavior affects 3. Press to enter the the running average and how well Options menu. Coolant Temperature : Displays recent driving compares to the best the coolant temperature in 4. Scroll to Info Pages and that has been achieved for the press . degrees Celsius (°C) or degrees selected distance. p Fahrenheit (°F). Economy Trend : Shows history of 5. Press w or x to move TC/Stabilitrak : If equipped, press the Average Fuel Economy from the through the list of possible V to turn on or off Traction Control last 50 km (30 mi). Each bar information displays. or StabiliTrak/Electronic Stability represents about 5 km (3 mi) of 6. Press V while an item is Control (ESC). driving. During driving the bars will shift to always reflect the most highlighted to select or ECO Drive Assist Menu (ECO) recent distance on the right side. deselect that item. When an Items V item is selected, a checkmark Press and hold to clear the graph will appear next to it. Fuel Economy : The center or press V to reset through displays the approximate Info Pages instantaneous fuel economy as a the menu. The following is the list of all number and bar graph. Displayed Midlevel DIC above the bar graph is a running possible DIC info page displays. Some may not be available for your average of fuel economy for the Info Page Options most recently traveled selected particular vehicle. Some items may The info pages on the DIC can be distance. Displayed below the bar not be turned on by default but can turned on or off through the graph is the best average fuel be turned on through the Options Options menu. economy that has been achieved for app. See “Info Page Options” earlier the selected distance. The selected in this section. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 127 Speed : Shows the vehicle speed in refueling. LOW will be displayed engine oil life system, press V for either kilometers per hour (km/h) or when the vehicle is low on fuel. The several seconds while the Oil Life miles per hour (mph). fuel range estimate is based on an display is active or press to open Trip A or Trip B : Shows the average of the vehicle's fuel p current distance traveled, in either economy over recent driving history the menu and select reset. Press V and the amount of fuel remaining in kilometers (km) or miles (mi), since to reset. See Engine Oil Life System the trip odometer was last reset. the fuel tank. 0 286. This also shows the Oil Life : Shows an estimate of the Fuel Filter Life Remaining (Diesel approximate average liters per oil's remaining useful life. Engine Only) : If equipped, an 100 kilometers (L/100 km) or miles If REMAINING OIL LIFE 99% is estimate of the fuel filter's remaining per gallon (mpg). This number is displayed, that means 99% of the useful life is shown. If 90% Fuel calculated based on the number of current oil life remains. Filter Life Remaining is displayed, it L/100 km (mpg) recorded since the When the remaining oil life is low, means 90% of the current fuel filter last time this menu item was reset. the CHANGE ENGINE OIL SOON life remains. The fuel filter life This number reflects only the message will appear on the display. system will alert when to change the approximate average fuel economy The oil should be changed as soon fuel filter on a schedule consistent that the vehicle has right now, and as possible. See Engine Oil 0 282. with your driving conditions. will change as driving conditions In addition to the engine oil life change. system monitoring the oil life, When the remaining fuel filter life is V additional maintenance is low, the CHANGE FUEL FILTER Press and hold while this display recommended. See Maintenance message will appear on the display. is active to reset the trip odometer Schedule 0 367. Change the fuel filter as soon as possible. and the average fuel economy. Trip The Oil Life display must be reset A and Trip B can also be reset by after each oil change. It will not The Fuel Filter Life display must be pressing p and choosing reset. reset itself. Do not to reset the Oil reset after each Fuel Filter change. Life display at any time other than It will not reset itself. Do not reset 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 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

128 Instruments and Controls several seconds while the display is Fuel Economy : The center recent driving compares to the best active or press to open the menu displays the approximate that has been achieved for the p instantaneous fuel economy as a selected distance. and select reset. Press V to reset. number and bar graph. Displayed Economy Trend : Shows history of See Fuel Filter Replacement above the bar graph is a running the Average Fuel Economy from the (Diesel) 0 256. average of fuel economy for the last 50 km (30 mi). Each bar most recently traveled selected represents about 5 km (3 mi) of Tire Pressure : Shows the distance. Displayed below the bar approximate pressures of all four driving. During driving the bars will graph is the best average fuel shift to always reflect the most tires. Tire pressure is displayed in economy that has been achieved for recent distance on the right side. either kilopascal (kPa) or in pounds the selected distance. The selected V per square inch (psi). If the pressure distance is displayed at the top of Press and hold to clear the graph is low, the value for that tire is the page as “last xxx mi/km.” or press p to reset through shown in amber. See Tire Pressure Monitor System 0 322 and Press p to select the distance or the menu. Tire Pressure Monitor Operation reset best value. Use w and x to Timer : This display can be used as 0 323. a timer. To start the timer, press V choose the distance and press V. Average Speed : Displays the to open the menu while this display Press and to select Reset average vehicle speed of the w x “ is active. The display will show the vehicle in kilometers per hour (km/h) Best Score.” Press V to reset the amount of time that has passed or miles per hour (mph). This average is based on the various best average fuel economy. After since the timer was last reset. To vehicle speeds recorded since the reset, the best value displays “-,-” stop the timer, press V briefly while last reset. Press and hold V while until the selected distance has been this display is active and the timer is this display is active to reset the traveled. running. To reset the timer to zero, 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. reset. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 129 Follow Distance : If equipped, the pump will vary engine oil pressure current follow time to the vehicle according to engine needs. Oil ahead is displayed as a time value pressure may change quickly as the on this page. engine speed or load varies. This is Battery Voltage : Displays the normal. If the oil pressure warning current battery voltage, if equipped. light or Driver Information Center Battery voltage changes are normal (DIC) message indicates oil while driving. See Charging System pressure outside the normal Light 0 114. If there is a problem operating range, check the vehicle's with the battery charging system, a oil as soon as possible. DIC will display a message. Driver Information Center Coolant Temperature : Displays the coolant temperature in (DIC) (Uplevel) or : Press to move up or degrees Celsius (°C) or degrees w x The DIC displays are shown in the down in a list. Fahrenheit (°F). center of the instrument cluster in or : Press to move between Diesel Exhaust Fluid (DEF) Level the Info App. See Instrument Cluster o p 0 the interactive display zones in the (Diesel Engine Only) : If equipped, (Base and Midlevel) 102 or 0 cluster. the DEF level will be displayed as Instrument Cluster (Uplevel) 106. either OK, XX%, or LOW. When The displays show the status of V : Press to open a menu or select LOW appears on the display, add many vehicle systems. a menu item. Press and hold to DEF as soon as possible. See reset values on certain screens. 0 Diesel Exhaust Fluid 195. Info Page Options Oil Pressure : Oil pressure is displayed in either kilopascal (kPa) The info pages on the DIC can be or in pounds per square inch (psi). turned on or off through the Options menu. Oil pressure can vary with engine speed, outside temperature, and oil 1. Press o or p to scroll to the viscosity. On some models, the oil Options application. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

130 Instruments and Controls 2. Press w or x to scroll to the The sign will show “− −” when there Press V while this display is active Info Page Options and is no detected speed limit or the to show a confirmation window to V system is unavailable. press . reset all values to zero. Use o or p Trip 1 or Trip 2 : Shows the current 3. Press w or x to move to select yes or no and press V. through the list of possible distance traveled, in either information displays. kilometers (km) or miles (mi), since Fuel Information or Fuel Range : the trip odometer was last reset. Shows the approximate distance the V 4. Press while an item is If equipped, shows the average fuel vehicle can be driven without highlighted to select or economy since the last reset. This refueling. LOW will be displayed deselect that item. When an number reflects only the when the vehicle is low on fuel. The item is selected, a checkmark approximate average fuel economy fuel range estimate is based on an will appear next to it. that the vehicle has right now, and average of the vehicle's fuel economy over recent driving history Info Pages will change as driving conditions change. The average fuel economy and the amount of fuel remaining in The following is the list of all can be displayed as mpg, km/L, the fuel tank. If equipped, may also possible DIC info page displays. or L/100km where applicable. show the instantaneous fuel Some may not be available for your economy. particular vehicle. Some items may If equipped, shows the average speed since the last reset. This Oil Life : Shows an estimate of the not be turned on by default but can oil's remaining useful life. be turned on through the Options number reflects only the approximate average speed that the If REMAINING OIL LIFE 99% is app. See “ Info Page Options” displayed, that means 99% of the earlier in this section. vehicle has, and will change as driving conditions change. Average current oil life remains. Speed : Shows the vehicle speed in speed can be displayed as mph When the remaining oil life is low, either kilometers per hour (km/h) or or km/h where applicable. the CHANGE ENGINE OIL SOON miles per hour (mph). If equipped, message will appear on the display. press V to open the menu and The oil should be changed as soon select to display speed limit signs. as possible. See Engine Oil 0 282. In addition to the engine oil life GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 131 system monitoring the oil life, When the remaining fuel filter life is Average Speed : Displays the additional maintenance is low, the CHANGE FUEL FILTER average vehicle speed of the recommended in the Maintenance message will appear on the display. vehicle in kilometers per hour (km/h) Schedule. See Maintenance Change the fuel filter as soon as or miles per hour (mph). This Schedule 0 367. possible. average is based on the various The Oil Life display must be reset The Fuel Filter Life display must be vehicle speeds recorded since the after each oil change. It will not reset after each Fuel Filter change. last reset. Reset the average speed reset itself. Do not reset the Oil Life It will not reset itself. Do not reset by pressing V while this display is display at any time other than when the Fuel Filter Life display at any active to show a confirmation the oil has just been changed. time other than when the fuel filter window to select yes or no and It cannot be reset accurately until has just been changed. To reset the press V. the next oil change. To reset the Fuel Filter Life system press V engine oil life system, press V while while the display is active to show a Fuel Economy : The center this display is active to show a confirmation window to reset. Press displays the approximate instantaneous fuel economy as a confirmation window. Use o or p to o or p to select yes or no and number and bar graph. Displayed select yes or no and press V. See press V. See Fuel Filter above the bar graph is a running Engine Oil Life System 0 286. Replacement (Diesel) 0 256. average of fuel economy for the most recently traveled selected Fuel Filter Life Remaining (Diesel Tire Pressure : Shows the distance. Displayed below the bar Engine Only) : If equipped, an approximate pressures of all four graph is the best average fuel estimate of the fuel filter's remaining tires. Tire pressure is displayed in economy that has been achieved for useful life is shown. If 90% Fuel either kilopascal (kPa) or in pounds the selected distance. The selected Filter Life Remaining is displayed, it per square inch (psi). If the pressure distance is displayed at the top of means 90% of the current fuel filter is low, the value for that tire is the page as “last xxx mi/km.” life remains. The fuel filter life shown in amber. See Tire Pressure V system will alert when to change the Monitor System 0 322 and Press to select the distance or fuel filter on a schedule consistent Tire Pressure Monitor Operation reset best value. Use w and x to with your driving conditions. 0 323. choose the distance and press V. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

132 Instruments and Controls

Press w and x to select “Reset Economy Trend : Shows history of show “− −” when there is no the Average Fuel Economy from the detected speed limit or the system Best Score.” Press V to reset the last 50 km (30 mi). Each bar is unavailable. best average fuel economy. After represents about 5 km (3 mi) of Press V while this display is active reset, the best value displays “-,-” driving. During driving the bars will to toggle Speed Limit sign on or off. until the selected distance has been shift to always reflect the most recent distance on the right side. traveled. Battery Voltage : Displays the Press V to open the menu while current battery voltage, if equipped. The display provides information on this display is active to clear the Battery voltage changes are normal how current driving behavior affects while driving. See Charging System the running average and how well graph. Select yes or no and V Light 0 114. If there is a problem recent driving compares to the best press . with the battery charging system, a that has been achieved for the DIC will display a message. selected distance. Timer : This display can be used as a timer. To start the timer, press V Oil Pressure : Oil pressure is Follow Distance/Gap Setting : to open the menu while this display displayed in either kilopascal (kPa) If equipped, the current follow time or in pounds per square inch (psi). to the vehicle ahead is displayed as is active. Use w and x to select Oil pressure can vary with engine a time value on this page. When Start Timer or Reset. Press V. To speed, outside temperature, and oil Adaptive Cruise Control (ACC) has viscosity. On some models, the oil been engaged, the display switches stop the timer, press V while this pump will vary engine oil pressure to the gap setting page. This page display is active. The display will according to engine needs. Oil shows the current gap setting along pressure may change quickly as the with the vehicle ahead indicator. show the amount of time that has passed since the timer was last engine speed or load varies. This is Driver Assistance : If equipped, normal. If the oil pressure warning reset. shows information for Lane Keep light or DIC message indicates oil Assist (LKA), Lane Departure Speed Limit : Shows sign pressure outside the normal Warning (LDW), and Forward information, which comes from a operating range, check the vehicle's Collision Alert (FCA). roadway database in the onboard oil as soon as possible. navigation, if equipped. The sign will GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 133 Coolant Temperature : Displays Diesel Exhaust Fluid (DEF) Range Vehicle Messages the coolant temperature in degrees (Diesel Engine Only) : If equipped, Celsius (°C) or degrees Fahrenheit this page displays how far the Messages displayed on the DIC (°F). vehicle can go before DEF needs to indicate the status of the vehicle or some action that may be needed to Diesel Exhaust Fluid (DEF) Level be replaced. Range is displayed in correct a condition. Multiple Percent (Diesel Engine Only) : mi or km. When the estimated range messages may appear one after If equipped, the DEF level will be is low, LOW will display. If an error another. displayed as either OK, XX%, occurs, “−−” will display. When DEF or LOW. When LOW appears on the range is high, a greater than sign is The messages that do not require display, add DEF as soon as shown before the range value. immediate action can be possible. See Diesel Exhaust Fluid When LOW appears on the display, acknowledged and cleared by 0 195. add DEF as soon as possible. See pressing V. The messages that 0 Diesel Exhaust Fluid (DEF) Level Diesel Exhaust Fluid 195. require immediate action cannot be Gauge (Diesel Engine Only) : cleared until that action is If equipped, the DEF level displays performed. as a horizontal bar gauge with E or All messages should be taken 0 and F or 1 at both ends. If more of seriously; clearing the message the bar is filled green, the vehicle does not correct the problem. has a higher level of DEF. When the estimated level is low, the gauge will If a SERVICE message appears, turn red and LOW will display above see your dealer. the bar. When there is an error, the Follow the instructions given in the bar will be empty and “unavailable” messages. The system displays will appear. When LOW appears on messages regarding the following the display, add DEF as soon as topics: possible. See Diesel Exhaust Fluid . Service Messages 0 195. . Fluid Levels . Vehicle Security GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

134 Instruments and Controls . Brakes be reduced the next time the vehicle Vehicle . Steering is driven. The vehicle may be driven while this message is on, but Personalization . Ride Control Systems maximum acceleration and speed The following are all possible may be reduced. Anytime this . Driver Assistance Systems vehicle personalization features. message stays on, or displays Depending on the vehicle, some . Cruise Control repeatedly, the vehicle should be may not be available. . Lighting and Bulb Replacement taken to your dealer for service as soon as possible. For System, Apps, and Personal . Wiper/Washer Systems features and functions, see Under certain operating conditions, Settings in the infotainment . Doors and Windows propulsion will be disabled. Try “ ” manual. . Seat Belts restarting after the vehicle has been To access the vehicle . Airbag Systems off for 30 seconds. personalization menu: . Engine and Transmission Vehicle Speed Messages 1. Touch the Settings icon on the . Tire Pressure Home Page of the infotainment SPEED LIMITED TO display. . Battery XXX KM/H (MPH) 2. Touch Vehicle to display a list Engine Power Messages This message shows that the of available options. vehicle speed has been limited to ENGINE POWER IS REDUCED the speed displayed. The limited 3. Touch to select the desired speed is a protection for various feature setting. This message displays when the propulsion and vehicle systems, 4. Touch 9 or to turn a feature vehicle's propulsion power is such as lubrication, thermal, brakes, R off or on. reduced. A reduction in propulsion suspension, Teen Driver if power can affect the vehicle's ability equipped, or tires. z to accelerate. If this message is on, 5. Touch to go to the top level but there is no observed reduction If equipped with a diesel engine, of the Settings menu. in performance, proceed to your see Diesel Exhaust Fluid 0 195. destination. The performance may GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 135 The menu may contain the Air Quality Sensor Auto Defog following: This setting switches the system This setting automatically turns the Rear Seat Reminder into Recirculation Mode based on front defogger on when the engine the quality of the outside air. is started. This allows for a chime and a message when the rear door has Touch Off, Low Sensitivity, or High Touch Off or On. Sensitivity. been opened before or during Auto Rear Defog operation of the vehicle. Auto Cooled Seats This setting automatically turns the Touch Off or On. When enabled, this feature will rear defogger on when the engine is Climate and Air Quality automatically activate ventilated started. seats at the level required by the Touch Off or On. Touch and the following may interior temperature. See Heated display: and Ventilated Front Seats 0 43. Collision/Detection Systems . Auto Fan Speed Touch Off or On. Touch and the following may display: . Air Quality Sensor Auto Heated Seats Alert Type . Auto Cooled Seats When enabled, this feature will . . Auto Heated Seats automatically activate the heated . Forward Collision System seats at the level required by the . Auto Defog . Front Pedestrian Detection interior temperature. The auto . Auto Rear Defog heated seats can be turned off by . Adaptive Cruise Go Notifier using the heated seat buttons on Auto Fan Speed . Lane Change Alert the center console. See Heated and This setting specifies the amount of Ventilated Front Seats 0 43. . Park Assist airflow when the climate control fan Touch Off or On. . Rear Camera Park Assist setting is Auto Fan. Symbols Touch Low, Medium, or High. . Rear Cross Traffic Alert GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

136 Instruments and Controls Alert Type Adaptive Cruise Go Notifier Rear Camera Park Assist Symbols This feature will set the type of alert This setting determines if an alert This setting enables the Rear received from the driver assistance will appear when Adaptive Cruise Camera Park Assist Symbols. See systems to help avoid crashes, Control brings the vehicle to a Assistance Systems for Parking or either Beeps or Safety Alert Seat complete stop and the vehicle Backing 0 231. vibration pulses. ahead of you starts moving again. 0 Touch Off or On. Touch Beeps or Safety Alert Seat. See Adaptive Cruise Control 219. Touch Off or On. Rear Cross Traffic Alert Forward Collision System This allows the Rear Cross Traffic This setting controls the vehicle Lane Change Alert Alert feature to be turned on or off. response when detecting a vehicle The LCA system is a lane-changing See Assistance Systems for Parking ahead of you. The Off setting aid that assists drivers with avoiding or Backing 0 231. disables all FCA and AEB functions. lane change crashes. See Lane Touch Off or On. With the Alert and Brake setting, Change Alert (LCA) 0 243. both FCA and AEB are available. When Lane Change Alert is Comfort and Convenience The Alert setting disables AEB. See disabled, Side Blind Zone Alert is Touch and the following may Automatic Emergency Braking also disabled. display: (AEB) 0 239. Touch Off or On. . Chime Volume Touch Off, Alert, or Alert and Brake. Park Assist . Hands Free Liftgate Control Front Pedestrian Detection If equipped, this allows the feature . Reverse Tilt Mirror This feature may help avoid or to be turned on or off. See . Auto Wipe in Reverse Gear reduce the harm caused by Assistance Systems for Parking or front-end crashes with nearby Backing 0 231. . Extended Hill Start Assist pedestrians. Touch Off or On. Chime Volume See Front Pedestrian Braking (FPB) System 0 241. This determines the chime volume level. Touch Off, Alert, or Alert and Brake. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 137 Touch the controls on the Auto Wipe in Reverse Gear Touch Off or On. infotainment display to adjust the When on and the front wiper is on, Exit Lighting volume. the rear wiper will automatically This allows the selection of how Hands Free Liftgate Control activate when the vehicle is shifted to R (Reverse). long the exterior lamps stay on The liftgate may be operated with a when leaving the vehicle when it is kicking motion under the rear Touch Off or On. dark outside. bumper between the left exhaust Extended Hill Start Assist Touch Off, 30 Seconds, 60 Seconds, pipe and the license plate. See or 120 Seconds. Liftgate 0 21. This allows the duration of the Hill Start Assist to be changed. Touch Off, On-Open and Close, Power Door Locks or On-Open Only. Touch Extended Hold or Touch and the following may Standard Hold. display: Reverse Tilt Mirror Lighting Open Door Anti Lockout When on, the driver and/or . passenger mirrors will tilt downward Touch and the following may . Auto Door Unlock when the vehicle is shifted to display: . Delayed Door Lock R (Reverse) to improve visibility of . Vehicle Locator Lights the ground near the rear wheels. Open Door Anti Lock Out . Exit Lighting They will return to their previous This setting prevents the driver door driving position when the vehicle is Vehicle Locator Lights from locking when the door is open. shifted out of R (Reverse) or the This feature will flash the exterior If this setting is on, the Delayed engine is turned off. See Reverse Door Lock menu will not be Tilt Mirrors 0 30. lamps and allows some of the exterior lamps and most of the available. Touch Off, On - Driver and interior lamps to turn on briefly Touch Off or On. Passenger, On - Driver, or On - K Passenger. when on the Remote Keyless Entry (RKE) transmitter is pressed to locate the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

138 Instruments and Controls Auto Door Unlock Remote Unlock Light Feedback Remote Start Auto Heat Seats This allows selection of which of the This setting flashes the exterior If equipped and turned on, this doors will automatically unlock when lamps when the vehicle is unlocked feature will turn on the heated seats the vehicle is shifted into P (Park). with the RKE transmitter. when using remote start on Touch Off, All Doors, or Driver Door. Touch Off or Flash Lights. cold days. See Heated and Ventilated Front Seats 0 43 and Delayed Door Lock Remote Lock Feedback Remote Vehicle Start 0 15. This setting delays the locking of This setting specifies how the Touch Off or On. the vehicle’s doors. vehicle responds when the vehicle Remote Window Operation Touch Off or On. is locked with the RKE transmitter. Touch Off, Lights and Horn, Lights This allows the windows to be Remote Lock, Unlock, Start Only, or Horn Only. opened when pressing and Touch and the following may holding K on the RKE transmitter. Remote Door Unlock display: See Remote Keyless Entry (RKE) This setting specifies whether all System Operation 0 8. . Remote Unlock Light Feedback doors, or just the driver door, unlock Touch Off or On. . Remote Lock Feedback when pressing K on the RKE Passive Door Unlock . Remote Door Unlock transmitter. This setting specifies which doors . Remote Start Auto Cool Seats Touch All Doors or Driver Door. unlock when using the button on the . Remote Start Auto Heat Seats Remote Start Auto Cool Seats driver door handle to unlock the . Remote Window Operation If equipped and turned on, this vehicle. . Passive Door Unlock feature will turn on the ventilated Touch All Doors or Driver Door Only. seats when using remote start on . Passive Door Lock warm days. See Heated and . Remote Left in Vehicle Alert Ventilated Front Seats 0 43 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 - 4/16/19

Instruments and Controls 139 Passive Door Lock Seat Entry Memory To enable valet mode: This setting specifies if the vehicle This feature automatically recalls 1. Enter a four-digit code on the will automatically lock, or lock and the previously stored 1 or 2 button keypad. provide an alert after all the doors positions when the ignition is 2. Select Enter to go to the are closed, and you walk away from changed from off to on or ACC/ confirmation screen. the vehicle with the remote key. See ACCESSORY. See Memory Seats Remote Keyless Entry (RKE) 0 40. 3. Re-enter the four-digit code. 0 System Operation 8. Touch Off or On. Touch Lock or Unlock to lock or Touch Off, On with Horn unlock the system. Touch Back to Chirp, or On. Seat Exit Memory go back to the previous menu. This feature automatically recalls Remote Left in Vehicle Alert the previously stored exit button This feature sounds an alert when positions when the ignition is the RKE transmitter is left in the changed from on or ACC/ vehicle. This menu also enables the ACCESSORY to off if the driver Remote No Longer In Vehicle Alert. door is open or opened. See 0 Touch Off or On. Memory Seats 40. Touch Off or On. Seating Position Touch and the following may Teen Driver display: See “Teen Driver” under “Settings” . Seat Entry Memory in the infotainment manual. . Seat Exit Memory Valet Mode This will lock the infotainment system and steering wheel controls. It may also limit access to vehicle storage locations, if equipped. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

140 Instruments and Controls Universal Remote instructions refer to a garage door Make sure the hand-held transmitter opener, but can be used for other has a new battery for quick and System devices. accurate transmission of the radio-frequency signal. See Radio Frequency Statement Do not use the Universal Remote 0 394. system with any garage door opener Programming the Universal that does not have the stop and Remote System Universal Remote System reverse feature. This includes any garage door opener model For questions or programming help, Programming manufactured before April 1, 1982. see www.homelink.com/gm or call 1-800-355-3515. For calls placed Read the instructions completely outside the U.S., Canada, or Puerto before programming the Universal Rico, international rates will apply Remote system. It may help to have and may differ based on landline or another person assist with the mobile phone. programming process. Programming involves Keep the original hand-held time-sensitive actions, and may time transmitter for use in other vehicles out causing the procedure to be as well as for future programming. repeated. Erase the programming when vehicle ownership is terminated. To program up to three devices: See “Erasing Universal Remote 1. Hold the end of the hand-held System Buttons” later in this transmitter about 3 to 8 cm If equipped, these buttons are in the section. (1 to 3 in) away from the overhead console. To program a garage door opener, Universal Remote system buttons with the indicator light This system can replace up to three park outside directly in line with and facing the garage door opener in view. The hand-held remote control transmitters used to transmitter was supplied by the activate devices such as garage receiver. Clear all people and objects near the garage door. manufacturer of the garage door openers, security systems, and door opener receiver. home automation devices. These GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 141 2. At the same time, press and . If the indicator light stays on hold both the hand-held continuously or the garage transmitter button and one of door moves when the the three Universal Remote button is pressed, then system buttons to be used to programming is complete. operate the garage door. Do There is no need to not release either button until complete Steps 4–6. the indicator light goes from a . If the indicator light does slow to a rapid flashing light. not come on or the garage Learn or Smart Button Then release both buttons. door does not move, a Some garage door openers second button press may 4. After completing Steps 1–3, may require substitution of be required. For a second locate the Learn or Smart Step 2 with the procedure time, press and hold the button inside the garage on the under “Radio Signals for Some newly programmed button garage door opener receiver. Gate Operators” later in this for five seconds. If the light The name and color of the section. stays on or the garage door button may vary by manufacturer. 3. Press and hold the newly moves, programming is programmed Universal Remote complete. 5. Press and release the Learn or system button for five seconds . If the indicator light blinks Smart button. Step 6 must be while watching the indicator rapidly for two seconds, completed within 30 seconds of light and garage door then changes to a solid light pressing this button. activation. and the garage door does 6. Inside the vehicle, press and not move, continue with hold the newly programmed programming Steps 4–6. Universal Remote system button for two seconds and then release it. If the garage door does not move or the lamp on the garage door opener receiver does not flash, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

142 Instruments and Controls press and hold the same This may not be long enough for the Universal Remote System button a second time for Universal Remote system to pick up two seconds, then release it. the signal during programming. Operation Again, if the door does not If the programming did not work, Using the Universal Remote move or the garage door lamp replace Step 2 under “Programming System does not flash, press and hold the Universal Remote System” with Press and hold the appropriate the same button a third time for the following: two seconds, then release it. Universal Remote system button for Press and hold the Universal at least one-half second. The The Universal Remote system Remote system button while indicator light will come on while the should now activate the pressing and releasing the signal is being transmitted. garage door. hand-held transmitter button every Repeat the process for two seconds until the signal has Erasing Universal Remote programming the two remaining been successfully accepted by the System Buttons buttons. Universal Remote system. The Erase all programmed buttons when Universal Remote system indicator vehicle ownership is terminated. Radio Signals for Some Gate light will flash slowly at first and then Operators rapidly. Proceed with Step 3 under To erase: For questions or programming help, “Programming the Universal Remote 1. Press and hold the two outside see www.homelink.com/gm or call System” to complete. buttons until the indicator light 1-800-355-3515. For calls placed begins to flash. This should outside the U.S., Canada, or Puerto take about 10 seconds. Rico, international rates will apply 2. Release both buttons. and may differ based on landline or mobile phone. Some radio-frequency laws and gate operators require transmitter signals to time out or quit after several seconds of transmission. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Instruments and Controls 143 Reprogramming a Single Universal Remote System Button To reprogram any of the system buttons: 1. Press and hold any one of the buttons. Do not release the button. 2. The indicator light will begin to flash after 20 seconds. Without releasing the button, proceed with Step 1 under “Programming the Universal Remote System.” GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 headlamps are not required. present. 5 AUTO 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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 0 309. 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 - 4/16/19

Lighting 149 Interior Lighting Courtesy Lamps turn on when the dome lamp override is activated. Press j The courtesy lamps come on when OFF again to deactivate this feature Instrument Panel any door is opened and the j Illumination Control OFF indicator light is turned off. See and the indicator light will turn off. Dome Lamps 0 149. The dome lamps will come on when doors are opened. Dome Lamps + ON/OFF : Press to turn the dome lamps on manually. Reading Lamps There are reading lamps on the overhead console and over the rear passenger doors. These lamps The brightness of the instrument come on when any door is opened. cluster display, infotainment display and controls, steering wheel controls, and all other illuminated controls, as well as feature status indicators can be adjusted. The knob for this feature is on the The dome lamp controls are in the instrument panel beside the steering overhead console. column. To operate, press the following Push the knob in all the way until it buttons: extends out and then turn the knob clockwise or counterclockwise to j OFF : Press to turn off the brighten or dim the lights. dome lamps when a door is open. An indicator light on the button will GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 134. 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 - 4/16/19

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 0 134. (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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

154 Climate Controls Air Delivery Mode Control : Press Do not drive the vehicle until all The rear window defogger only Y, \, [ , or - to change the windows are clear. works when the ignition is on. The direction of the airflow. An indicator See Air Vents 0 158. defogger turns off if the ignition is turned to off or to ACC/ light comes on in the selected mode A/C : Press to turn the air ACCESSORY. button. conditioning system on or off. An Y : Air is directed to the instrument indicator light comes on to show Caution panel outlets. that the air conditioning is enabled. \ 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 - 4/16/19

Climate Controls 155 Dual Automatic Climate Control System . Fan Speed . Air Delivery Mode With this system the heating, cooling, and ventilation in the vehicle can be controlled. . 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. Functions that are not manually set will continue to be automatically controlled, although the AUTO indicator light will not be lit. To place the system in 1. Driver Temperature Control 8. Rear Window Defogger automatic mode: 2. A/C (Air Conditioning) 9. Power Button 1. Press AUTO. 3. Air Delivery Mode Controls 10. Air Recirculation 2. Set the driver and passenger 4. Fan Control 11. AUTO (Automatic Operation) temperature. To find your comfort setting, 5. Defrost Automatic Operation start with 22 °C (72 °F) and 6. Passenger Temperature The system automatically controls allow the system time to Control the following four functions to heat stabilize. Then adjust the 7. SYNC (Synchronized or cool the vehicle to the desired temperature as needed for best Temperature) temperature: comfort. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

156 Climate Controls To improve fuel efficiency and to Driver and Passenger Changing the mode cancels the cool the vehicle faster, recirculation Temperature Control : The automatic operation and the system may be automatically selected in temperature can be adjusted goes into manual mode. Press warm weather. separately for the driver and AUTO to return to automatic The recirculation light will not come passenger. operation. on when automatically controlled. Turn the knob clockwise or Y : Air is directed to the instrument Press @ to manually select counterclockwise to increase or panel outlets. 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, the SYNC indicator light is off. - : This mode clears the windows Manual Operation of fog or moisture. Air is directed to The driver side or passenger side the windshield, floor outlets, and O : Press to turn the climate control temperature display shows the side window vents. system on or off. When off, no air temperature setting increasing or will flow into the vehicle. Turning the decreasing. 0 : Press to clear the windshield fan on, pressing any other button, of fog or frost more quickly. Air is Air Delivery Mode Control : Press or turning a knob will turn the Y \ [ directed to the windshield and the system back on. , , , or - to change the side window vents. The air direction of the airflow. An indicator conditioning compressor also comes : Turn clockwise or 9 on, unless the outside temperature counterclockwise to increase or light comes on in the selected mode is below freezing. decrease the fan speed. Press the button. knob to turn the fan off. Do not drive the vehicle until all windows are clear. Press AUTO to return to automatic operation. See Air Vents 0 158. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Climate Controls 157 A/C : Press to turn the air adjusted. See “Air Quality Sensor” conditioning system on or off. An Caution under Vehicle Personalization indicator light comes on to show 0 134. Using a razor blade or sharp that the air conditioning is enabled. Do not cover the sensor; otherwise If the fan is turned off, the air object to clear the inside rear window can damage the rear the automatic climate control system conditioner will not run. The A/C may not work properly. light will stay on even if the outside window defogger. Repairs would temperatures are below freezing not be covered by the vehicle and the A/C compressor may be off. warranty. Do not clear the inside rear window with sharp objects. @ : Press to turn on recirculation. An indicator light comes on. Air is recirculated to quickly cool the Heated Mirror : If equipped with inside of the vehicle. It can also be heated outside mirrors, the mirrors used to help reduce outside air and heat to help clear fog or frost from odors that enter the vehicle. the surface of the mirror when the rear window defog button is Rear Window Defogger pressed. See Heated Mirrors 0 30. The rear window defogger uses a Sensor warming grid to remove fog from the rear window. The solar sensor, on top of the K : Press to turn the rear window instrument panel near the defogger on or off. An indicator light windshield, monitors the solar heat. on the button comes on to show that The climate control system uses the the rear window defogger is on. sensor information to adjust the The rear window defogger only temperature, fan speed, works when the ignition is on. The recirculation, and air delivery mode defogger turns off if the ignition is for best comfort. The automatic turned off or to ACC/ACCESSORY. recirculation mode sensitivity can be GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

158 Climate Controls Air Vents . Use of non-GM approved hood Maintenance deflectors can adversely affect Use the louvers located on the air the performance of the system. vents to change the direction of the Check with your dealer before Passenger Compartment airflow. adding equipment to the outside Air Filter of the vehicle. To open or close off the airflow: The filter removes dust, pollen, and . On the center air vents, move . Do not attach any devices to the other airborne irritants from outside the slider knobs up or down. air vent slats. This restricts air that is pulled into the vehicle. airflow and may cause damage The filter should be replaced as part . On the outer and rear air vents, to the air vents. move the slider knobs right of routine scheduled maintenance. 0 or left. See Maintenance Schedule 367. To find out what type of filter to use, Operation Tips see Maintenance Replacement 0 . Clear away any ice, snow, Parts 377. 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. . Keep the path under the front seats clear of objects to help circulate the air inside of the vehicle more effectively. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 0 367. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 . . . 229 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 - 4/16/19

162 Driving and Operating Lane Change Alert (LCA) . . . . . 243 Trailer Towing Driving Information Lane Keep Assist (LKA) ...... 245 General Towing Information ...... 261 Fuel Driving Characteristics and Driver Behavior Top Tier Fuel (Gasoline) ...... 247 Towing Tips ...... 262 Driving is an important Top Tier Fuel (Diesel) ...... 248 Trailer Towing ...... 265 responsibility. Driver behavior, the Recommended Fuel (LYX - Towing Equipment ...... 268 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) ...... 248 Add-On Electrical Prohibited Fuels (Gasoline) . . . 249 Equipment ...... 270 Being aware of these factors can Fuels in Foreign Countries . . . 249 help in understanding how the Fuel Additives (Gasoline) . . . . . 249 vehicle handles and what can be Fuel Additives (Diesel) ...... 249 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) ...... 255 more likely to die than a person Fuel Filter Replacement wearing a seat belt. In addition, (Diesel) ...... 256 Filling the Tank (Gasoline) . . . . 256 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 - 4/16/19

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 - 4/16/19

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 49. 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 might do place or receive necessary and 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 - 4/16/19

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 - 4/16/19

166 Driving and Operating If the steering wheel is turned until it Steering in Emergencies reaches the end of its travel and is . There are some situations when held against that position for an steering around a problem may extended period of time, power be more effective than braking. steering assist may be reduced. . Holding both sides of the Normal use of the power steering steering wheel allows you to turn assist should return when the 180 degrees without removing system cools down. a hand. See your dealer if there is a . The Antilock Brake System problem. (ABS) allows steering while Curve Tips braking. The vehicle has electric power . Take curves at a reasonable steering. It does not have power speed. Off-Road Recovery 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. vehicle is not moving, power assist may be reduced. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 167 The vehicle's right wheels can drop . Acceleration Skid — too much snow on the road to make a off the edge of a road onto the throttle causes the driving mirrored surface — and slow shoulder while driving. Follow wheels to spin. down when you have any doubt. these tips: Defensive drivers avoid most skids . Try to avoid sudden steering, 1. Ease off the accelerator and by taking reasonable care suited to acceleration, or braking, then, if there is nothing in the existing conditions, and by not including reducing vehicle speed way, steer the vehicle so that it overdriving those conditions. But by shifting to a lower gear. Any straddles the edge of the skids are always possible. sudden changes could cause pavement. If the vehicle starts to slide, follow the tires to slide. 2. Turn the steering wheel about these suggestions: Remember: Antilock brakes help one-eighth of a turn, until the . Ease your foot off the avoid only the braking skid. right front tire contacts the accelerator pedal and steer the pavement edge. way you want the vehicle to go. Off-Road Driving 3. Turn the steering wheel to go The vehicle may straighten out. All-wheel-drive vehicles can be straight down the roadway. Be ready for a second skid if it used for off-road driving. Vehicles occurs. without all-wheel drive and vehicles Loss of Control . Slow down and adjust your not equipped with All Terrain (AT) or On-Off Road (OOR) tires must not Skidding driving according to weather conditions. Stopping distance be driven off-road except on a level, There are three types of skids that can be longer and vehicle solid surface. To contact the tire correspond to the vehicle's three control can be affected when manufacturer for more information control systems: traction is reduced by water, about the original equipment tires, see the warranty manual. . Braking Skid — wheels are not snow, ice, gravel, or other rolling. material on the road. Learn to Controlling the vehicle is the key to recognize warning clues — such successful off-road driving. One of . Steering or Cornering Skid — as enough water, ice, or packed the best ways to control the vehicle too much speed or steering in a is to control the speed. curve causes tires to slip and lose cornering force. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 0 367. 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 - 4/16/19

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 0 313. . Turn off cruise control. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 388. 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 - 4/16/19

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 - 4/16/19

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 0 351. 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 - 4/16/19

176 Driving and Operating tires (3) and the recommended 2. Determine the combined exceed the available cargo cold tire inflation pressures (4). weight of the driver and and luggage load capacity For more information on tires passengers that will be calculated in Step 4. 0 and inflation see Tires 313 riding in your vehicle. 6. If your vehicle will be towing and 0 3. Subtract the combined a trailer, load from your Tire Pressure 320. weight of the driver and trailer will be transferred to There is also important loading passengers from XXX kg or your vehicle. Consult this information on the vehicle XXX lbs. manual to determine how Certification/Tire label. It may 4. The resulting figure equals this reduces the available show the Gross Vehicle Weight the available amount of cargo and luggage load Rating (GVWR) and the Gross cargo and luggage load capacity of your vehicle.” Axle Weight Rating (GAWR) for capacity. For example, if the See Trailer Towing 0 265 for the front and rear axle. See "XXX" amount equals important information on towing Certification/Tire Label later in “ ” 1400 lbs. and there will be a trailer, towing safety rules and this section. five 150 lb passengers in trailering tips. “Steps for Determining Correct your vehicle, the amount of Load Limit– available cargo and luggage 1. Locate the statement "The load capacity is 650 lbs. combined weight of (1400-750 (5 x 150) = occupants and cargo should 650 lbs.) never exceed XXX kg or 5. Determine the combined XXX lbs." on your vehicle’s weight of luggage and cargo placard. being loaded on the vehicle. That weight may not safely GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 0 270. 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 - 4/16/19

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 0 120. 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 - 4/16/19

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 0 282. 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 0 297. 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) 0 255. Fuel (Diesel) 0 255. 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 - 4/16/19

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. 0 109. 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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 348. 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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 0 282. 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 - 4/16/19

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 274 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) 0 114. 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 - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 0 386 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 0 376. 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 - 4/16/19

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) 0 256 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) 0 129. 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 - 4/16/19

198 Driving and Operating After the transition to 104 KM/h When the mileage countdown is All DEF has an expiration date. (65 MPH) is complete, the DIC zero, the DIC message EXHAUST If the system detects poor quality, message EXHAUST FLUID EMPTY FLUID EMPTY REFILL NOW - or contaminated or diluted DEF, the REFILL NOW - SPEED LIMITED TRANSITIONING TO 8 KM/H DIC message EXHAUST FLUID TO 104 KM/H (65 MPH) – 120 KM (5 MPH) MAX SPEED displays. QUALITY POOR - SEE OWNERS (75 MI) UNTIL 88 KM/H (55 MPH) A flashing warning light and a chime MANUAL NOW – 160 KM (99 MI) MAX SPEED displays. The also come on. Vehicle speed will be UNTIL 104 KM/H (65 MPH) MAX displayed mileage will decrease as reduced to a maximum speed limit SPEED displays. The displayed driving continues. A warning light of 8 km/h (5 mph). mileage will decrease as driving and a chime also come on. After the transition to 8 km/h (5 mph) continues. A warning light also When the mileage countdown is is complete, the DIC message comes on. Adding fresh DEF to the zero, the DIC message EXHAUST EXHAUST FLUID EMPTY system may resolve the problem, FLUID EMPTY REFILL NOW - REFILL NOW - SPEED LIMITED depending on several factors. If the TRANSITIONING TO 88 KM/H TO 8 KM/H (5 MPH) displays. DIC message persists, see your (55 MPH) MAX SPEED displays. A flashing warning light and a chime dealer or additional DIC messages A flashing warning light and a chime also come on. may display. also come on. Vehicle speed will be Add at least 7.6 L (2 gal) of fluid to When the mileage countdown is reduced to a maximum speed limit release the vehicle from speed zero, a DIC message EXHAUST of 88 KM/h (55 MPH). limitation from a very low or FLUID QUALITY POOR - SEE After the transition to 88 KM/h empty tank. OWNERS MANUAL NOW - (55 MPH) is complete, the DIC TRANSITIONING TO 104 KM/H See Diesel Exhaust Fluid (DEF) (65 MPH) MAX SPEED displays. message EXHAUST FLUID EMPTY Warning Light 0 122 and REFILL NOW - SPEED LIMITED A warning light and a chime also Recommended Fluids and come on. Vehicle speed will be TO 88 KM/H (55 MPH) – 120 KM Lubricants 0 376. (75 MI) UNTIL 8 KM/H (5 MPH) MAX reduced to a maximum speed limit SPEED displays. The displayed Exhaust Fluid Quality Poor of 104 km/h (65 mph). mileage will decrease as driving Use only exhaust fluid that is GM After the transition to 104 km/h continues. A flashing warning light approved, or fluid containing the API (65 mph) is complete, the DIC and a chime also come on. certified or ISO 22241 label. message EXHAUST FLUID GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 199 QUALITY POOR - SEE OWNERS When the mileage countdown is that the DEF system was able to MANUAL NOW - SPEED LIMITED zero, a DIC message EXHAUST correct the condition. If the DIC TO 104 KM/H (65 MPH) – 120 KM FLUID QUALITY POOR - SEE message persists, see your dealer (75 MI) UNTIL 88 KM/H (55 MPH) OWNERS MANUAL NOW - or additional DIC messages may MAX SPEED displays. The TRANSITIONING TO 8 KM/H 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 EXHAUST FLUID SYSTEM - SEE When the mileage countdown is reduced to a maximum speed limit OWNERS MANUAL NOW - zero, the DIC message EXHAUST of 8 km/h (5 mph). TRANSITIONING TO 104 KM/H FLUID QUALITY POOR - SEE After the transition to 8 km/h (5 mph) (65 MPH) MAX SPEED displays. OWNERS MANUAL NOW - is complete, a DIC message A warning light and a chime also TRANSITIONING TO 88 KM/H EXHAUST FLUID QUALITY POOR come on. Vehicle speed will be (55 MPH) MAX SPEED displays. - SEE OWNERS MANUAL NOW - reduced to a maximum speed limit A flashing warning light and a chime SPEED LIMITED TO 8 KM/H of 104 km/h (65 mph). also come on. Vehicle speed will be (5 MPH) displays. A flashing After the transition to 104 km/h reduced to a maximum speed limit warning light and a chime also (65 mph) is complete, a DIC of 88 km/h (55 mph). come on. message SERVICE EXHAUST After the transition to 88 km/h Service Exhaust Fluid System FLUID SYSTEM - SEE OWNERS (55 mph) is complete, a DIC MANUAL NOW - SPEED LIMITED If a problem occurs with the DEF message EXHAUST FLUID TO 104 KM/H (65 MPH) – 120 KM QUALITY POOR - SEE OWNERS system, the DIC message SERVICE (75 MI) UNTIL 88 KM/H (55 MPH) MANUAL NOW - SPEED LIMITED EXHAUST FLUID SYSTEM - SEE MAX SPEED displays. The OWNERS MANUAL NOW 160 KM TO 88 KM/H (55 MPH) – 120 KM – displayed mileage will decrease as (75 MI) UNTIL 8 KM/H (5 MPH) MAX (99 MI) UNTIL 104 KM/H (65 MPH) driving continues. A warning light SPEED displays. The displayed MAX SPEED displays. The and a chime also come on. mileage will decrease as driving displayed mileage will decrease as driving continues. A warning light When the mileage countdown is continues. A flashing warning light zero, the DIC message SERVICE and a chime also come on. also comes on. In some cases this message will clear itself, indicating EXHAUST FLUID SYSTEM - SEE GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

200 Driving and Operating OWNERS MANUAL NOW - After the transition to 8 km/h (5 mph) When the mileage countdown is TRANSITIONING TO 88 KM/H is complete, the DIC message zero, the DIC message SERVICE (55 MPH) MAX SPEED displays. SERVICE EXHAUST FLUID EMISSION SYSTEM - SEE A flashing warning light and a chime SYSTEM - SEE OWNERS OWNERS MANUAL NOW - also come on. Vehicle speed will be MANUAL NOW - SPEED LIMITED TRANSITIONING TO 104 KM/H reduced down to a maximum speed TO 8 KM/H (5 MPH) displays. (65 MPH) MAX SPEED displays. limit of 88 km/h (55 mph). A flashing warning light and a chime A chime also comes on. Vehicle After the transition to 88 km/h also come on. speed will be reduced to a maximum speed limit of 104 km/h (55 mph) is complete, the DIC Service Emission System message SERVICE EXHAUST (65 mph). FLUID SYSTEM - SEE OWNERS If a problem occurs with the vehicle After the transition to 104 km/h MANUAL NOW - SPEED LIMITED emission system, the DIC message (65 mph) is complete, the DIC SERVICE EMISSION SYSTEM - TO 88 KM/H (55 MPH) – 120 KM message SERVICE EMISSION (75 MI) UNTIL 8 KM/H (5 MPH) MAX SEE OWNERS MANUAL NOW – SYSTEM - SEE OWNERS SPEED displays. The displayed 282 KM (175 MI) UNTIL 104 KM/H MANUAL NOW - SPEED LIMITED (65 MPH) MAX SPEED displays. mileage will decrease as driving TO 104 KM/H (65 MPH) – 120 KM continues. A flashing warning light The displayed mileage will decrease (75 MI) UNTIL 88 KM/H (55 MPH) and a chime also come on. as driving continues. In some cases MAX SPEED displays. The this message will clear itself, displayed mileage will decrease as When the mileage countdown is indicating that the emission system zero, the DIC message SERVICE driving continues. A chime also was able to correct the condition. comes on. EXHAUST FLUID SYSTEM - SEE If the DIC message persists, see OWNERS MANUAL NOW - your dealer or additional DIC TRANSITIONING TO 8 KM/H messages may display. (5 MPH) MAX SPEED displays. A flashing warning light and a chime also come on. Vehicle speed will be reduced to a maximum speed limit of 8 km/h (5 mph). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 - 4/16/19

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 0 351 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 - 4/16/19

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 - 4/16/19

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) 129. 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 The system will automatically under manual mode and the driving command downshifts to reduce conditions when manual mode was vehicle speed. The normal shift selected. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

206 Driving and Operating pattern will return once the vehicle Drive Systems Brakes is on a low grade or when the accelerator pedal is pressed. All-Wheel Drive Antilock Brake While in the Electronic Range Select (ERS) mode, grade braking For information on All-Wheel System (ABS) is deactivated, allowing the driver to Drive (AWD), see Driver Mode The Antilock Brake System (ABS) 0 select a range and limiting the Control 214. helps prevent a braking skid and highest gear available. Grade maintain steering while braking is available for normal braking hard. driving and in Tow/Haul Mode. ABS performs a system check when See Automatic Transmission 0 201. the vehicle is first driven. A momentary motor or clicking noise may be heard while this test is going 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 0 117. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 0 117 and pedal and does not always Service Electric Parking Brake Light decrease stopping distance. If you 0 117. 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 - 4/16/19

208 Driving and Operating light is flashing. See your dealer. EPB Release See Electric Parking Brake Light Caution (Continued) To release the EPB: 0 117. 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 EPB system. System (ABS) if the brake pedal is If the EPB fails to apply, block the Driving with the parking brake on not 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 - 4/16/19

Driving and Operating 209 pedal as the driving situation seconds. Extended Hold applies the Ride Control Systems dictates. Brake Assist disengages Electric Parking Brake if the when the brake pedal is released. accelerator pedal is not applied within a few minutes. If hold Traction Control/ Hill Start Assist (HSA) duration is selectable, see Electronic Stability "Extended Hill Start Assist" in Control 0 { Warning Vehicle Personalization 134. The brakes may also release under System Operation other conditions. Do not rely on Do not rely on the HSA feature. The vehicle has a Traction Control HSA to hold the vehicle. HSA does not replace the need to System (TCS) and StabiliTrak/ pay attention and drive safely. HSA is available when the vehicle is Electronic Stability Control (ESC), You may not hear or feel alerts or facing uphill in a forward gear, an electronic stability control warnings provided by this system. or when facing downhill in system. These systems help limit Failure to use proper care when R (Reverse). The vehicle must wheel slip and assist the driver in driving may result in injury, death, come to a complete stop on a grade maintaining control, especially on or vehicle damage. See for HSA to activate. slippery road conditions. Defensive Driving 0 164. TCS activates if it senses that any 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 Standard Hold automatically braking pressure to any one of the releases the brakes after a few GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 0 274. 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 - 4/16/19

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 0 274. 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 - 4/16/19

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. 0 274. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

Driving and Operating 215 If the vehicle is in Tour (FWD) or tire with a full-size tire as soon as Automatic Engine Grade Braking AWD, it will stay in that mode possible. See Compact Spare Tire 0 Automatic Engine Grade Braking through future ignition cycles. If the 347. assists when driving downhill. vehicle is in any other mode, it will 6 Snow Mode : Snow Mode It maintains vehicle speed by revert back to Tour (FWD) when the improves vehicle acceleration on automatically implementing a shift vehicle is restarted. snow and ice-covered roads. Snow pattern that uses the engine and the 4 AWD Mode : AWD Mode Mode is not available on vehicles transmission to slow the vehicle. provides drive torque to all four equipped with AWD. The system will automatically wheels. Select AWD to improve 7 Off-Road Mode : Use Off-Road command downshifts to reduce traction and control on slippery road Mode for public off-road recreational vehicle speed. The normal shift surfaces, such as gravel, sand, wet driving. See Off-Road Driving 0 167. pattern will return once the vehicle pavement, snow, and ice. When Off-Road Mode is only available on is on a low grade or when the selecting AWD Mode, the AWD light vehicles equipped with AWD. accelerator pedal is pressed. will flash briefly while the system is While in the Electronic Range engaging and then stay on to _ Tow/Haul Mode : Tow/Haul Mode can assist when towing or Select (ERS) Mode, grade braking indicate AWD is active. AWD is is deactivated, allowing a range to active in Tow/Haul and Off-Road hauling a heavy load. It changes transmission shift patterns, turns on be selected and limiting the highest Modes. AWD Mode is only available gear available. Grade braking is on vehicles equipped with AWD. AWD, if equipped, and increases trailer sway control assistance. See available for normal driving and in When using a compact spare tire on Tow/Haul Mode. See Manual Mode Driving Characteristics and Towing 0 an AWD vehicle, the system Tips 0 262. Tow/Haul Mode is only 205. automatically detects the compact available on vehicles with the towing spare and reduces AWD package. performance to protect the system. To restore full AWD operation and prevent excessive wear on the system, replace the compact spare GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

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 - 4/16/19

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) 0 102 or are applied or is pressed, the Instrument Cluster (Uplevel) 0 106. 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) 0 102 or about 1 km/h (1 mph) faster. instrument cluster turns green after Instrument Cluster (Uplevel) 0 106. cruise control has been set to the The increment value used depends desired speed. See Instrument on the units displayed. Cluster (Base and Midlevel) 0 102 or Instrument Cluster (Uplevel) 0 106. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

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 - 4/16/19

220 Driving and Operating

{ Warning Warning (Continued) Warning (Continued)

ACC has limited braking ability . On winding and hilly roads . With extremely heavy cargo and may not have time to slow or when the camera sensor loaded in the cargo area or the vehicle down enough to avoid is blocked by snow, ice, rear seat a collision with another vehicle or dirt. The system may not . When towing a trailer you are following. This can occur detect a vehicle ahead. when vehicles suddenly slow or Keep the windshield and stop ahead, or enter your lane. headlamps clean. Also see “Alerting the Driver” later . When visibility is poor due in this section. Complete attention to rain, snow, fog, dirt, is always required while driving insect residue, or dust; and you should be ready to take when other foreign objects action and apply the brakes. See obscure the camera’s view; Defensive Driving 0 164. or when the vehicle in front or oncoming traffic causes additional environmental obstructions, such as road { Warning spray. ACC performance is limited under these ACC will not detect or brake for conditions. children, pedestrians, animals, . On slippery roads where : Press to turn the system on or or other objects. J fast changes in tire traction off. The indicator turns white on the Do not use ACC when: can cause excessive instrument cluster when ACC is (Continued) wheel slip turned on. (Continued) RES+ : Press briefly to resume the previous set speed or to increase vehicle speed if ACC is already GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 221 activated. To increase speed by Switching Between ACC and about 1 km/h (1 mph), press RES+ Regular Cruise Control { Warning briefly. To increase speed to the To switch between ACC and regular Always check the cruise control next 5 km/h (5 mph) mark on the * speedometer, hold RES+. cruise control, press and hold . indicator on the instrument cluster A Driver Information Display (DIC) to determine which mode cruise SET– : Press briefly to set the message displays. See Vehicle control is in before using the speed and activate ACC or to Messages 0 133. feature. If ACC is not active, the decrease vehicle speed if ACC is vehicle will not automatically already activated. To decrease brake for other vehicles, which speed by about 1 km/h (1 mph), could cause a crash if the brakes press SET– briefly. To decrease speed to the next 5 km/h (5 mph) are not applied manually. You and mark on the speedometer, others could be seriously injured or killed. hold SET–. ACC Indicator Regular Cruise * : Press to disengage ACC Control Indicator without erasing the selected set Setting Adaptive Cruise Control speed. o When ACC is engaged, a green If J is on when not in use, SET–/ [ : Press to select a following gap indicator will be lit on the instrument RES+ could be pressed by mistake setting for ACC of Far, Medium, cluster and the following gap will be and engage ACC when not desired. displayed. When the regular cruise or Near. Keep J off when cruise is not control is engaged, a green The speedometer reading can be J being used. displayed in either English or metric indicator will be lit on the instrument cluster; the following gap will not Select the set speed desired for units. See Instrument Cluster (Base ACC. This is the vehicle speed 0 display. and Midlevel) 102 or when no vehicle is detected in 0 Instrument Cluster (Uplevel) 106. When the vehicle is turned on, the your path. The increment value used depends cruise control mode will be set to on the units displayed. the last mode used before the vehicle was turned off. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

222 Driving and Operating While the vehicle is moving, ACC The ACC indicator displays on the following gap, or if the vehicle has will not set at a speed less than instrument cluster. When ACC is exited a sharp curve, then the 25 km/h (15 mph), although it can be turned on, the indicator will be lit vehicle speed will increase to the resumed when driving at lower white. set speed. speeds. Be mindful of speed limits, Increasing Speed While ACC Is at To set ACC while moving: surrounding traffic speeds, and a Set Speed weather conditions when selecting If ACC is already activated, do one 1. Press J. the set speed. of the following: 2. Get up to the desired speed. Resuming a Set Speed . Use the accelerator to get to the 3. Press and release SET . – If the ACC is set at a desired speed higher speed. Press SET–. 4. Remove foot from the and then the brakes are applied, Release SET– and the accelerator. ACC is disengaged without erasing accelerator pedal. The vehicle will now cruise at the higher After ACC is set, it may immediately the set speed from memory. speed. apply the brakes if a vehicle ahead To begin using ACC again, press is detected closer than the selected RES+ briefly while moving more When the accelerator pedal is following gap. than 5 km/h (5 mph). The vehicle pressed, ACC will not brake returns to the previous set speed. because it is overridden. The A green ACC indicator and the set ACC indicator will turn blue on speed display on the instrument the instrument cluster. cluster. The vehicle ahead indicator . Press and hold RES+ until the may be flashing if a vehicle ahead desired set speed is displayed, was present and moved. See then release it. “Approaching and Following a . To increase vehicle speed in ACC can also be set while the Vehicle” later in this section. smaller increments, press RES+ vehicle is stopped if ACC is on and Once ACC has resumed, if there is briefly. For each press, the the brake pedal is applied. no vehicle ahead, if the vehicle vehicle goes about 1 km/h ahead is beyond the selected (1 mph) faster. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 223 . To increase vehicle speed in Reducing Speed While ACC Is at a . If stopped with the brake larger increments, hold RES+. Set Speed applied, press or hold SET− until While holding RES+, the vehicle If ACC is already activated, do one the desired set speed is speed increases to the next of the following: displayed. 5 km/h (5 mph) step, then continues to increase by 5 km/h . Use the brake to get to the Selecting the Follow Distance Gap (5 mph) at a time. desired lower speed. Release When a slower moving vehicle is the brake and press SET–. The The set speed can also be detected ahead within the selected vehicle will now cruise at the following gap, ACC will adjust the increased while the vehicle is lower speed. stopped. vehicle's speed and attempt to . Press and hold SET– until the maintain the follow distance gap . If stopped with the brake desired lower speed is reached, selected. applied, press RES+ until the then release it. desired set speed is displayed. Press [ on the steering wheel to . To decrease the vehicle speed in adjust the following gap. Each press . Pressing RES+ when there is no smaller increments, press SET− cycles the gap button through three longer a vehicle ahead or the briefly. For each press, the settings: Far, Medium, or Near. vehicle ahead is pulling away vehicle goes about 1 km/h When pressed, the current gap and the brake is not applied will (1 mph) slower. cause ACC to resume. setting displays briefly on the . To decrease the vehicle speed in instrument cluster. The gap setting When it is determined that there is larger increments, hold SET−. will be maintained until it is no vehicle ahead or the vehicle While holding SET−, the vehicle changed. ahead is beyond the selected speed decreases to the next following gap, then the vehicle Since each gap setting corresponds 5 km/h (5 mph) step, then to a following time (Far, Medium, speed will increase to the set speed. continues to decrease by 5 km/h or Near), the following distance will (5 mph) at a time. vary based on vehicle speed. The The set speed can also be faster the vehicle speed, the further decreased while the vehicle is back your vehicle will follow a stopped. vehicle detected ahead. Consider GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

224 Driving and Operating traffic and weather conditions when Alert Seat will pulse five times. See your vehicle set speed. It may apply selecting the following gap. The “Collision/Detection Systems” under limited braking, if necessary. When range of selectable gaps may not be Vehicle Personalization 0 134. braking is active, the brake lamps appropriate for all drivers and See Defensive Driving 0 164. will come on. The automatic braking driving conditions. may feel or sound different than if Changing the gap setting Approaching and Following a the brakes were applied manually. Vehicle automatically changes the alert This is normal. timing sensitivity (Far, Medium, Stationary or Very Slow-Moving or Near) for the Forward Collision Objects Alert (FCA) feature. See Forward 0 Collision Alert (FCA) System 237. { Warning Alerting the Driver ACC may not detect and react to stopped or slow-moving vehicles The vehicle ahead indicator is in the ahead of you. For example, the instrument cluster. It only displays system may not brake for a when a vehicle is detected in your vehicle it has never detected vehicle’s path moving in the same direction. If this symbol is not moving. This can occur in displaying, ACC will not respond to stop-and-go traffic or when a or brake for vehicles ahead. vehicle suddenly appears due to If ACC is engaged, driver action a vehicle ahead changing lanes. may be required when ACC cannot ACC automatically slows the vehicle Your vehicle may not stop and apply sufficient braking because of down and adjusts vehicle speed to could cause a crash. Use caution approaching a vehicle too rapidly. follow a detected vehicle ahead at when using ACC. Your complete the selected following gap. The When this condition occurs, six red attention is always required while vehicle speed increases or lights will flash on the windshield. driving and you should be ready decreases to follow a detected Either eight beeps will sound from to take action and apply the the front, or both sides of the Safety vehicle in front of your vehicle when that vehicle is traveling slower than brakes. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 225 Irregular Objects Affecting ACC The ACC indicator will turn white ACC may have difficulty detecting when ACC is no longer active. the following objects: In some cases, when ACC is . Vehicles in front of your vehicle temporarily unavailable, regular that have a rear aspect that is cruise control may be used. See low, small, or irregular “Switching Between ACC and Regular Cruise Control” in this . An empty truck or trailer that has section. Always consider driving no cargo in the cargo bed conditions before using either cruise . Vehicles with cargo extending control system. from the back end Notification to Resume ACC . Non-standard shaped vehicles, ACC Automatically Disengages ACC will maintain a follow gap such as vehicle transport, behind a detected vehicle and slow ACC may automatically disengage vehicles with a side car fitted, your vehicle to a stop behind that and the driver will need to manually or horse carriages vehicle. apply the brakes to slow the . Vehicles that are low to the road vehicle if: If the stopped vehicle ahead has surface driven away and ACC has not . The front camera is blocked or resumed, the vehicle ahead . Objects that are close to the visibility is reduced. front of your vehicle indicator will flash as a reminder to . The Traction Control check traffic ahead before . Vehicles on which extremely System (TCS) or StabiliTrak/ proceeding. In addition, the left and heavy cargo is loaded in the ESC system has activated or right sides of the Safety Alert Seat cargo area or rear seat been disabled. will pulse three times, or three . There is a fault in the system. beeps will sound. See ”Alert Type” and “Adaptive Cruise Go Notifier” in . A DIC message displays to “Collision/Detection Systems” under indicate that ACC is temporarily Vehicle Personalization 0 134. unavailable. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

226 Driving and Operating When the vehicle ahead drives Curves in the Road away, press RES+ or the { Warning accelerator pedal to resume ACC. { Warning If stopped for more than Leaving the vehicle without two minutes or if the driver door is placing it in P (Park) can be On curves, ACC may not detect a opened and the driver seat belt is dangerous. Do not leave the vehicle ahead in your lane. You unbuckled, the ACC automatically vehicle while it is being held at a could be startled if the vehicle applies the Electric Parking stop by ACC. Always place the accelerates up to the set speed, Brake (EPB) to hold the vehicle. vehicle in P (Park) and turn off especially when following a The EPB status light will turn on. the ignition before leaving the vehicle exiting or entering exit 0 See Electric Parking Brake 207. vehicle. ramps. You could lose control of A DIC warning message may the vehicle or crash. Do not use display indicating to shift to P (Park) ACC Override ACC while driving on an entrance before exiting the vehicle. See or exit ramp. Always be ready to 0 If using the accelerator pedal while Vehicle Messages 133. ACC is active, the ACC indicator use the brakes if necessary. turns blue on the instrument cluster { Warning indicating ACC braking will not occur. ACC will resume operation { Warning If ACC has stopped the vehicle, when the accelerator pedal is not and if ACC is disengaged, turned being pressed. off, or canceled, the vehicle will On curves, ACC may respond to a vehicle in another lane, or may no longer be held at a stop. The { Warning vehicle can move. When ACC is not have time to react to a vehicle holding the vehicle at a stop, in your lane. You could crash into The ACC will not automatically a vehicle ahead of you, or lose always be prepared to manually apply the brakes if your foot is apply the brakes. control of your vehicle. Give extra resting on the accelerator pedal. attention in curves and be ready You could crash into a vehicle ahead of you. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 227 Other Vehicle Lane Changes Warning (Continued)

to use the brakes if necessary. Select an appropriate speed while driving in curves.

ACC may operate differently in a sharp curve. It may reduce the vehicle speed if the curve is too ACC may detect a vehicle that is sharp. not in your lane and apply the brakes. ACC will not detect a vehicle ahead ACC may occasionally provide an until it is completely in the lane. The alert and/or braking that is brakes may need to be manually considered unnecessary. It could applied. respond to vehicles in different Objects Not Directly in Front of lanes or stationary objects when Your Vehicle entering or exiting a curve. This is normal operation. The vehicle does The detection of objects in front of not need service. the vehicle may not be possible if: . The vehicle or object ahead is When following a vehicle and not within your lane. entering a curve, ACC may not detect the vehicle ahead and . The vehicle ahead is shifted, not accelerate to the set speed. When centered, or is shifted to one this happens, the vehicle ahead side of the lane. indicator will not appear. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

228 Driving and Operating Driving in Narrow Lanes . Press *. Lighting Conditions Affecting ACC Vehicles in adjacent traffic lanes or The ACC front camera can be . Press . roadside objects may be incorrectly J affected by poor lighting conditions, detected when located along the Erasing Speed Memory and ACC may have limited roadway. performance when: The ACC set speed is erased from Do Not Use ACC on Hills and memory if J is pressed or if the . There are changes in brightness, such as entering and exiting When Towing a Trailer ignition is turned off. tunnels, bridges, and Weather Conditions Affecting ACC overpasses. If the interior temperature is . Low sun angles cause the extremely high, the instrument camera to not detect objects, cluster may indicate that ACC is or it is more difficult to detect temporarily unavailable. This can be objects in the same traffic lane. caused by extreme hot weather . Lighting is poor in the evening or conditions with direct sunlight on the early morning front camera. ACC will return to normal operation once the cabin . There are multiple changes in Do not use ACC when driving on temperature is lower. brightness or shadows along the steep hills or when towing a trailer. vehicle roadway. Conditions that are associated with ACC will not detect a vehicle in the low visibility, such as fog, rain, . In a tunnel without the lane while driving on steep hills. snow, or road spray, may limit ACC headlamps on, or in a tunnel If the brakes are applied, ACC performance. Water droplets from when there is a vehicle in front disengages. rain or snow that remain on the that does not have its Disengaging ACC windshield may also limit ACC’s taillamps on. 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 - 4/16/19

Driving and Operating 229 . Subjected to strong light from The vehicle headlamps may need to Driver Assistance opposing lane traffic in the front be cleaned due to dirt, snow, or ice. of the vehicle, such as Objects that are not illuminated Systems high-beam headlamps from correctly may be difficult to detect. This vehicle may have features that oncoming traffic. If ACC will not operate, regular work together to help avoid crashes Accessory Installations and cruise control may be available. See or reduce crash damage while Vehicle Modifications “Switching Between ACC and driving, backing, and parking. Read Regular Cruise Control in this this entire section before using Do not install or place any object ” section. Always consider driving these systems. around the front camera windshield conditions before using either cruise area that would obstruct the front control system. camera view. { Warning For cleaning instructions, see Do not install objects on top of the “Washing the Vehicle” under Do not rely on the Driver vehicle that overhang and obstruct Exterior Care 0 355. Assistance Systems. These the front camera, such as a canoe, systems do not replace the need kayak, or other items that can be for paying attention and driving transported on a roof rack system. 0 safely. You may not hear or feel See Roof Rack System 92. alerts or warnings provided by Do not modify the hood, headlamps, these systems. Failure to use or fog lamps, as this may limit the proper care when driving may camera’s ability to detect an object. result in injury, death, or vehicle Cleaning the Sensing System damage. See Defensive Driving 0 164. The camera sensor on the windshield behind the rearview (Continued) 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 - 4/16/19

230 Driving and Operating Cleaning Warning (Continued) Warning (Continued) Depending on vehicle options, keep . Work if the area surrounding these areas of the vehicle clean to Under many conditions, these ensure the best driver assistance systems will not: the detection sensor is damaged or not properly feature performance. Driver . Detect children, repaired. Information Center (DIC) messages pedestrians, bicyclists, may display when the systems are or animals. Complete attention is always unavailable or blocked. required while driving, and you . Detect vehicles or objects should be ready to take action outside the area monitored and apply the brakes and/or steer by the system. the vehicle to avoid crashes. . Work at all driving speeds. . Warn you or provide you Audible or Safety Alert Seat with enough time to avoid a Some driver assistance features crash. alert the driver of obstacles by . Work under poor visibility or beeping. To change the volume of bad weather conditions. the warning chime, see “Comfort . Work if the detection sensor and Convenience” under Vehicle 0 is not cleaned or is covered Personalization 134. by ice, snow, mud, or dirt. If equipped with the Safety Alert . Work if the detection sensor Seat, the driver seat cushion may is covered up, such as with provide a vibrating pulse alert a sticker, magnet, or metal instead of beeping. To change this, plate. see “Collision/Detection Systems” under Vehicle Personalization (Continued) 0 134. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 231 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 backing. . Front and rear bumpers and the Rear Vision Camera (RVC) 1. View Displayed by the Rear area below the bumpers When the vehicle is shifted into Vision Camera . 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 . Side camera lens on the bottom button on the infotainment system, of the outside mirrors shift into P (Park), or reach a vehicle speed of approximately 12 km/h . Rear side corner bumpers (8 mph). 1. View Displayed by the Rear . Rear Vision Camera above the Vision Camera license plate 2. Corners of the Rear Bumper GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

232 Driving and Operating Displayed images may be farther or sooner, press any button on the 2. Area Not Shown 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 show that Rear Park Assist (RPA) The Surround Vision cameras has detected an object. This triangle have blind spots and will not changes from amber to red and display all objects near the increases in size the closer the corners of the vehicle. Folding object. outside mirrors that are out of 1. Views Displayed by the position may not display surround Surround Vision Cameras Surround Vision view correctly. Always check 2. Area Not Shown If equipped, Surround Vision shows around the vehicle when parking an image of the area surrounding or backing. { Warning the vehicle, along with the front or rear camera views on the The camera(s) do not display infotainment display. The front children, pedestrians, bicyclists, camera is in the grille or near the crossing traffic, animals, or any front emblem, the side cameras are other object outside of the on the bottom of the outside mirrors, cameras’ field of view, below the and the rear camera is above the bumper, or under the vehicle. license plate. Shown distances may be different The Surround Vision system can be from actual distances. Do not accessed by selecting CAMERA in drive or park the vehicle using the infotainment display or when the only these camera(s). Always vehicle is shifted into R (Reverse). 1. Views Displayed by the (Continued) To return to the previous screen Surround Vision Cameras GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 233 infotainment display when a camera view is active. Touching the button Warning (Continued) view is active. Touching the button multiple times will toggle between multiple times will toggle between forward and rearward views. Park check behind and around the front and rear camera views. Assist and RCTA are not available vehicle before driving. Failure to when Bowl view is active. use proper care may result in If equipped, the front view camera injury, death, or vehicle damage. also displays when the Park Assist Side Forward/Rearward View : system detects an object within Displays a view that shows objects 30 cm (12 in). next to the front or rear sides of the Camera Views Front/Rear Junction View : vehicle. Touch Side Forward/ Displays a front or rear cross traffic Rearward View on the infotainment view that shows objects directly to display when a camera view is the left and right of the front or back active. Touching the button multiple of the vehicle. Touch Junction View times will toggle between forward on the infotainment display when a and rearward views. Park Assist camera view is active. Touching the and RCTA are not available when button multiple times will toggle Side Forward/Rearward view is between front and rear camera active. views. Hitch View : Assists while Front/Rear Overhead View : connecting to a trailer. Displays a Displays a Front or Rear Overhead zoomed-in view of the hitch to help View of the vehicle. Touching the align the vehicle’s hitch ball with the trailer coupler. Touch the camera view buttons button will toggle between the two along the bottom of the infotainment views. Guidance Lines : Displays display. Front/Rear Bowl View : Displays a available guidelines. A grayed-out view of the vehicle from either the button indicates that guidelines are Front/Rear Standard View : not available. When enabled, the Displays an image of the area in front or the back of the vehicle. Touch Bowl View on the guidelines will display when the front or behind the vehicle. Touch vehicle is shifted into R (Reverse). Front/Rear Standard View on the infotainment display when a camera GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

234 Driving and Operating Top Down View : Displays an snow, ice, and slush; and clean image of the area surrounding the sensors after a car wash in freezing vehicle, along with the rear camera temperatures. view in the infotainment display. The rear camera view will be replaced { Warning by the front camera view after shifting from R (Reverse) to a The Park Assist system does not forward gear or when the vehicle is detect children, pedestrians, moving forward slower than 8 km/h bicyclists, animals, or objects (5 mph). This view can also be located below the bumper or that The instrument cluster may have a accessed by touching the Top Down are too close or too far from the Park Assist display with bars that View button when the CAMERA vehicle. It is not available at show “distance to object” and object view is active. speeds greater than 8 km/h location information for the Park Park Assist (5 mph). To prevent injury, death, Assist system. As the object gets or vehicle damage, even with closer, more bars light up and the With RPA, and if equipped with FPA, Park Assist, always check the bars change color from yellow to as the vehicle moves at speeds of amber to red. less than 8 km/h (5 mph), the area around the vehicle and sensors on the bumpers may detect check all mirrors before moving When an object is first detected in objects up to 2.5 m (8 ft) behind the forward or backing. the rear, one beep will be heard vehicle and 1.2 m (4 ft) in front of the from the rear, or both sides of the vehicle within a zone 25 cm (10 in) Safety Alert Seat will pulse two high off the ground and below times. When an object is very close bumper level. These detection (<0.6 m (2 ft) in the vehicle rear, distances may be shorter during or <0.3 m (1 ft) in the vehicle front), warmer or humid weather. Blocked five beeps will sound from the front sensors will not detect objects and or rear depending on object can also cause false detections. location, or both sides of the Safety Keep the sensors clean of mud, dirt, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 235 Alert Seat will pulse five times. Turning the Features On or Off Beeps for FPA are higher pitched { Warning than for RPA. The X button on the center console is used to turn on or off the APA does not apply the brakes. Rear Cross Traffic Alert (RCTA) Front and Rear Park Assist and the APA may not detect objects in the If equipped, when the vehicle is Rear Cross Traffic Alert (RCTA). parking space, objects that are shifted into R (Reverse), RCTA The indicator light in the button soft or narrow, objects high off the displays a red warning triangle with comes on when the features are on ground such as flatbed trucks, a left or right pointing arrow to warn and turns off when the features or objects below ground level of traffic coming from the left or have been disabled. such as large potholes. Always right. This system detects objects Turn off Park Assist and RCTA verify that the parking space is coming from up to 20 m (65 ft) from when towing a trailer. appropriate for parking a vehicle. the left or right side of the vehicle. APA does not respond to changes When an object is detected, either RCTA can be turned off through in the parking space, such as Collision/Detection Systems under three beeps sound from the left or “ ” movement of an adjacent vehicle, Vehicle Personalization 0 134. right or three Safety Alert Seat or a person or object entering the pulses occur on the left or right side, Automatic Parking parking space. APA does not depending on the direction of the Assist (APA) detect or avoid traffic that is detected vehicle. behind or alongside of the If equipped, APA searches for and Use caution while backing up when vehicle. Always be prepared to steers the vehicle into parallel and towing a trailer, as the RCTA perpendicular parking spots. When stop the vehicle during the detection zones that extend out using APA, you must still shift gears, parking maneuver. from the back of the vehicle do not and control the brakes and move further back when a trailer is accelerator. A display and audible towed. Press O on the center console to beeps help to guide parking enable the system to search for a maneuvers. parking space that is large enough and within 1.5 m (5 ft) of the vehicle. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

236 Driving and Operating The vehicle speed must be below 30 km/h (18 mph). The system cannot: . Detect whether it is a legal parking space. . Park exactly lined up with the vehicle next to it if the spot is approached at an angle or if the parking space is angled. After completely passing a large APA will instruct the vehicle to stop . Park exactly centered in a spot enough space, an audible beep once a large enough space is found. that is marked too large. occurs and a red stop symbol is Follow the displayed instructions. displayed. When instructed to drive in reverse, . Always detect short curbs. If the vehicle is in R (Reverse), but shift to R (Reverse) to engage When enabled, APA searches for does not steer into the expected automatic steering. The steering parallel parking spaces to the right space, this may be because the wheel will briefly vibrate as a of the vehicle. To search for a system is maneuvering the vehicle reminder to remove hands from the parking space to the left, turn on the into a previously detected space. steering wheel. Check surroundings left turn signal or, if available, The APA system does not need and continue braking or accelerating change the side selection in the service. as needed, and be prepared to stop infotainment display. To switch the to avoid vehicles, pedestrians, parking mode between parallel and or objects. perpendicular, press and hold O If the vehicle exceeds 10 km/h during the search process or, (6 mph), APA is automatically if available, change the parking disengaged and automatic steering mode in the infotainment display. will turn off. A progress arrow displays the status of the parking maneuver. Depending on the space size, additional maneuvers may be GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 237 required, and there will be additional When the System Does Not Seem beeps or pulses the driver seat. instructions. When changing gears, to Work Properly FCA also lights an amber visual allow the automatic steering to The APA system may require a alert if following another vehicle complete before continuing the short period of driving along curves much too closely. parking maneuver. Upon successful to calibrate. FCA detects vehicles within a completion of a maneuver, APA will distance of approximately 60 m beep and display a PARKING Assistance Systems for (197 ft) and operates at speeds COMPLETE message. Place the above 8 km/h (5 mph). vehicle in P (Park). Driving APA may automatically disengage if: If equipped, when driving the { Warning vehicle in a forward gear, Forward . The steering wheel is used by Collision Alert (FCA), Lane the driver. FCA is a warning system and Departure Warning (LDW), Lane does not apply the brakes. When . The maximum allowed speed is Keep Assist (LKA), Side Blind Zone approaching a slower-moving or exceeded. Alert (SBZA), Lane Change Alert stopped vehicle ahead too rapidly, . There is a failure with the APA (LCA), Automatic Emergency or when following a vehicle too system. Braking (AEB), and/or the Front closely, FCA may not provide a Pedestrian Braking (FPB) System warning with enough time to help . Electronic stability control or can help to avoid a crash or reduce avoid a crash. It also may not antilock brakes are activated. crash damage. provide any warning at all. FCA . A high priority vehicle message does not warn of pedestrians, is displayed in the Driver Forward Collision Alert animals, signs, guardrails, Information Center (DIC). (FCA) System bridges, construction barrels, To cancel APA, press O again. If equipped, the FCA system may or other objects. Be ready to take help to avoid or reduce the harm action and apply the brakes. See caused by front-end crashes. When Defensive Driving 0 164. approaching a vehicle ahead too quickly, FCA provides a red flashing alert on the windshield and rapidly GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

238 Driving and Operating FCA can be disabled with the FCA When your vehicle approaches steering wheel control, or if { Warning another detected vehicle too rapidly, equipped, through vehicle the red FCA display will flash on the FCA does not provide a warning personalization. See “Collision/ windshield. Also, eight rapid Detection Systems” under Vehicle to help avoid a crash, unless it high-pitched beeps will sound from Personalization 0 134. detects a vehicle. FCA may not the front, or both sides of the Safety detect a vehicle ahead if the FCA Alert Seat will pulse five times. Detecting the Vehicle Ahead sensor is blocked by dirt, snow, When this Collision Alert occurs, the or ice, or if the windshield is brake system may prepare for driver damaged. It may also not detect a braking to occur more rapidly which vehicle on winding or hilly roads, can cause a brief, mild deceleration. or in conditions that can limit Continue to apply the brake pedal visibility such as fog, rain, as needed. Cruise control may be or snow, or if the headlamps or disengaged when the Collision Alert windshield are not cleaned or in occurs. FCA warnings will not occur unless proper condition. Keep the Tailgating Alert the FCA system detects a vehicle windshield, headlamps, and FCA ahead. When a vehicle is detected, sensors clean and in good repair. the vehicle ahead indicator will display green. Vehicles may not be detected on curves, highway exit Collision Alert ramps, or hills, due to poor visibility; or if a vehicle ahead is partially blocked by pedestrians or other objects. FCA will not detect another The vehicle ahead indicator will vehicle ahead until it is completely display amber when you are in the driving lane. following a vehicle ahead much too closely. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 239 Selecting the Alert Timing Center (DIC). See Driver Automatic Emergency Information Center (DIC) (Base and The Collision Alert control is on the Midlevel) 0 124 or Braking (AEB) steering wheel. Press [ to set the Driver Information Center (DIC) If the vehicle has Forward Collision FCA timing to Far, Medium, or Near, (Uplevel) 0 129. The minimum Alert (FCA), it also has AEB, which or on some vehicles, Off. The first following time is 0.5 seconds away. includes Intelligent Brake button press shows the current If there is no vehicle detected Assist (IBA). When the system setting on the DIC. Additional button ahead, or the vehicle ahead is out of detects a vehicle ahead in your path presses will change this setting. The sensor range, dashes will be that is traveling in the same chosen setting will remain until it is displayed. direction that you may be about to changed and will affect the timing of crash into, it can provide a boost to both the Collision Alert and the Unnecessary Alerts braking or automatically brake the Tailgating Alert features. The timing FCA may provide unnecessary vehicle. This can help avoid or of both alerts will vary based on alerts for turning vehicles, vehicles lessen the severity of crashes when vehicle speed. The faster the in other lanes, objects that are not driving in a forward gear. Depending vehicle speed, the farther away the vehicles, or shadows. These alerts on the situation, the vehicle may alert will occur. Consider traffic and are normal operation and the automatically brake moderately or weather conditions when selecting vehicle does not need service. hard. This automatic emergency the alert timing. The range of braking can only occur if a vehicle is selectable alert timings may not be Cleaning the System detected. This is shown by the FCA appropriate for all drivers and If the FCA system does not seem to vehicle ahead indicator being lit. driving conditions. operate properly, this may correct See Forward Collision Alert (FCA) 0 Following Distance Indicator the issue: System 237. The following distance to a moving . Clean the outside of the The system works when driving in a vehicle ahead in your path is windshield in front of the forward gear between 8 km/h indicated in following time in rearview mirror. (5 mph) and 80 km/h (50 mph). seconds on the Driver Information It can detect vehicles up to . Clean the entire front of the approximately 60 m (197 ft). vehicle. . Clean the headlamps. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

240 Driving and Operating Intelligent Brake Assist (IBA) { Warning Warning (Continued) IBA may activate when the brake AEB is an emergency crash Complete attention is always pedal is applied quickly by providing preparation feature and is not required while driving, and you a boost to braking based on the designed to avoid crashes. Do should be ready to take action speed of approach and distance to not rely on AEB to brake the and apply the brakes and/or steer a vehicle ahead. vehicle. AEB will not brake the vehicle to avoid crashes. Minor brake pedal pulsations or outside of its operating speed pedal movement during this time is range and only responds to AEB may slow the vehicle to a normal and the brake pedal should detected vehicles. complete stop to try to avoid a continue to be applied as needed. IBA will automatically disengage AEB may not: potential crash. If this happens, AEB may engage the Electric Parking only when the brake pedal is . Detect a vehicle ahead on Brake (EPB) to hold the vehicle at a released. winding or hilly roads. stop. Release the EPB or firmly . Detect all vehicles, press the accelerator pedal. { Warning especially vehicles with a IBA may increase vehicle braking trailer, tractors, muddy { Warning vehicles, etc. in situations when it may not be necessary. You could block the . Detect a vehicle when AEB may automatically brake the flow of traffic. If this occurs, take weather limits visibility, such vehicle suddenly in situations your foot off the brake pedal and as in fog, rain, or snow. where it is unexpected and undesired. It could respond to a then apply the brakes as needed. Detect a vehicle ahead if it . turning vehicle ahead, guardrails, is partially blocked by signs, and other non-moving pedestrians or other objects. AEB and IBA can be disabled objects. To override AEB, firmly through vehicle personalization. See (Continued) press the accelerator pedal, if it is “Collision/Detection Systems” under safe to do so. Vehicle Personalization 0 134. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 241 pedestrians when driving in a { Warning forward gear. FPB displays an { Warning Using AEB or IBA while towing a amber indicator, ~, when a nearby FPB does not provide an alert or trailer could cause you to lose pedestrian is detected ahead. When automatically brake the vehicle, control of the vehicle and crash. approaching a detected pedestrian unless it detects a pedestrian. too quickly, FPB provides a red Turn the system to Alert or Off FPB may not detect pedestrians, flashing alert on the windshield and when towing a trailer. including children: rapidly beeps. FPB can provide a boost to braking or automatically . When the pedestrian is not A system unavailable message may brake the vehicle. This system directly ahead, fully visible, display if: includes Intelligent Brake Assist or standing upright, or when part of a group. . The front of the vehicle or (IBA), and the Automatic windshield is not clean. Emergency Braking (AEB) system . Due to poor visibility, may also respond to pedestrians. including nighttime . Heavy rain or snow is interfering See Automatic Emergency Braking conditions, fog, rain, with object detection. 0 (AEB) 239. or snow. . There is a problem with the The FPB system can detect and . If the FPB sensor is blocked StabiliTrak/Electronic Stability alert to pedestrians in a forward by dirt, snow, or ice. Control (ESC) system. gear at speeds between 8 km/h . If the headlamps or The AEB system does not need (5 mph) and 80 km/h (50 mph). windshield are not cleaned service. During daytime driving, the system detects pedestrians up to a distance or in proper condition. Front Pedestrian Braking of approximately 40 m (131 ft). Be ready to take action and apply During nighttime driving, system (FPB) System the brakes. For more information, performance is very limited. see Defensive Driving 0 164. If equipped, the Front Pedestrian Keep the windshield, headlamps, Braking (FPB) system may help and FPB sensor clean and in avoid or reduce the harm caused by good repair. front-end crashes with nearby GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

242 Driving and Operating FPB can be set to Off, Alert, or Alert When the vehicle approaches a If this happens, Automatic Braking and Brake through vehicle pedestrian ahead too rapidly, the may engage the Electric Parking personalization. See “Collision/ red FPB alert display will flash on Brake (EPB) to hold the vehicle at a Detection Systems” under Vehicle the windshield. Eight rapid stop. Release the EPB. A firm press Personalization 0 134. high-pitched beeps will sound from of the accelerator pedal will also the front. When this Pedestrian Alert release Automatic Braking and Detecting the Pedestrian occurs, the brake system may the EPB. Ahead prepare for driver braking to occur more rapidly which can cause a { Warning brief, mild deceleration. Continue to apply the brake pedal as needed. FPB may alert or automatically Cruise control may be disengaged brake the vehicle suddenly in when the Front Pedestrian Alert situations where it is unexpected occurs. and undesired. It could falsely Automatic Braking alert or brake for objects similar in FPB alerts and automatic braking shape or size to pedestrians, will not occur unless the FPB If FPB detects it is about to crash including shadows. This is normal system detects a pedestrian. When into a pedestrian ahead, and the operation and the vehicle does a nearby pedestrian is detected in brakes have not been applied, FPB not need service. To override may automatically brake moderately front of the vehicle, the pedestrian Automatic Braking, firmly press ahead indicator will display amber. or brake hard. This can help to the accelerator pedal, if it is safe avoid some very low speed to do so. Front Pedestrian Alert pedestrian crashes or reduce pedestrian injury. FPB can automatically brake to detected Automatic Braking can be disabled pedestrians between 8 km/h (5 mph) through vehicle personalization. See and 80 km/h (50 mph). Automatic “Front Pedestrian Detection” in braking levels may be reduced “Collision/Detection Systems” under under certain conditions, such as Vehicle Personalization 0 134. higher speeds. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 243 and a vehicle is also detected on { Warning the same side, the display will flash Warning (Continued) as an extra warning not to change Using the Front Pedestrian lanes. Since this system is part of provide alerts when changing Braking system while towing a the Lane Change Alert (LCA) lanes under all driving conditions. trailer could cause you to lose system, read the entire LCA section Failure to use proper care when control of the vehicle and crash. before using this feature. changing lanes may result in Turn the system to Alert or Off injury, death, or vehicle damage. when towing a trailer. Lane Change Alert (LCA) Before making a lane change, always check mirrors, glance over If equipped, the LCA system is a Cleaning the System your shoulder, and use the turn lane-changing aid that assists signals. If FPB does not seem to operate drivers with avoiding lane change properly, cleaning the outside of the crashes that occur with moving windshield in front of the rearview vehicles in the side blind zone (or LCA Detection Zones mirror may correct the issue. spot) areas or with vehicles rapidly approaching these areas from Side Blind Zone behind. The LCA warning display will light up in the corresponding Alert (SBZA) outside mirror and will flash if the If equipped, the SBZA system is a turn signal is on. lane-changing aid that assists drivers with avoiding crashes that { Warning occur with moving vehicles in the 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 1. SBZA Detection Zone gear, the left or right side mirror detection zones, pedestrians, 2. LCA Detection Zone 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 - 4/16/19

244 Driving and Operating The LCA sensor covers a zone of When the System Does Not approximately one lane over from Seem to Work Properly both sides of the vehicle, or 3.5 m (11 ft). The height of the zone is The LCA system requires some approximately between 0.5 m (1.5 ft) driving for the system to calibrate to and 2 m (6 ft) off the ground. The maximum performance. This calibration may occur more quickly if Side Blind Zone Alert (SBZA) Left Side Mirror Right Side Mirror the vehicle is driving on a straight warning area starts at approximately Display Display the middle of the vehicle and goes highway road with traffic and back 5 m (16 ft). Drivers are also When the vehicle is started, both roadside objects (e.g., guardrails, warned of vehicles rapidly outside mirror LCA displays will barriers). approaching from up to 25 m (82 ft) briefly come on to indicate the LCA displays may not come on behind the vehicle. system is operating. When the when passing a vehicle quickly, for vehicle is in a forward gear, the left a stopped vehicle, or when towing a How the System Works or right side mirror display will light trailer. The LCA detection zones The LCA symbol lights up in the up if a moving vehicle is detected in that extend back from the side of side mirrors when the system the next lane over in that blind zone the vehicle do not move further back detects a moving vehicle in the next or rapidly approaching that zone. when a trailer is towed. Use caution lane over that is in the side blind If the turn signal is activated in the while changing lanes when towing a zone or rapidly approaching that same direction as a detected trailer. LCA may alert to objects zone from behind. A lit LCA symbol vehicle, this display will flash as an attached to the vehicle, such as a indicates it may be unsafe to extra warning not to change lanes. trailer, bicycle, or object extending change lanes. Before making a lane LCA can be disabled through out to either side of the vehicle. change, check the LCA display, vehicle personalization. See Attached objects may also interfere check mirrors, glance over your with the detection of vehicles. This “Collision/Detection Systems” under shoulder, and use the turn signals. Vehicle Personalization 0 134. is normal system operation; the If LCA is disabled by the driver, the vehicle does not need service. LCA mirror displays will not light up. 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 - 4/16/19

Driving and Operating 245 driving on sharp curves. The system Radio Frequency Information does not need to be serviced. The { Warning See Radio Frequency Statement system may light up due to 0 394. guardrails, signs, trees, shrubs, and The LKA system does not other non-moving objects. This is continuously steer the vehicle. normal system operation; the Lane Keep Assist (LKA) It may not keep the vehicle in the vehicle does not need service. If equipped, LKA may help avoid lane or give a Lane Departure crashes due to unintentional lane Warning (LDW) alert, even if a LCA may not operate when the LCA lane marking is detected. sensors in the left or right corners of departures. This system uses a the rear bumper are covered with camera to detect lane markings The LKA and LDW systems mud, dirt, snow, ice, or slush, or in between 60 km/h (37 mph) and may not: 180 km/h (112 mph). It may assist heavy rainstorms. For cleaning . Provide an alert or enough instructions, see "Washing the by gently turning the steering wheel 0 if the vehicle approaches a detected steering assist to avoid a Vehicle" under Exterior Care 355. lane departure or crash. If the Driver Information lane marking. It may also provide a Center (DIC) displays the system Lane Departure Warning (LDW) . Detect lane markings under unavailable message after cleaning alert if the vehicle crosses a poor weather or visibility both sides of the vehicle toward the detected lane marking. LKA can be conditions. This can occur if rear corners of the vehicle, see your overriden by turning the steering the windshield or dealer. wheel. This system is not intended headlamps are blocked by to keep the vehicle centered in the dirt, snow, or ice; if they are If the LCA displays do not light up lane. LKA will not assist and alert if not in proper condition; or if when moving vehicles are in the the turn signal is active in the the sun shines directly into side blind zone or are rapidly direction of lane departure, or if it the camera. approaching this zone and the detects that you are accelerating, . Detect road edges. system is clean, the system may braking or actively steering. need service. Take the vehicle to . Detect lanes on winding or your dealer. hilly roads. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

246 Driving and Operating When on, A is white, if equipped, Warning (Continued) { Warning indicating that the system is not If LKA only detects lane markings Using LKA while towing a trailer ready to assist. A is green if LKA on one side of the road, it will or on slippery roads could cause is ready to assist. LKA may assist only assist or provide an LDW loss of control of the vehicle and by gently turning the steering wheel alert when approaching the lane a crash. Turn the system off. if the vehicle approaches a detected on the side where it has detected lane marking. A is amber when a lane marking. Even with LKA How the System Works assisting. It may also provide a and LDW, you must steer the Lane Departure Warning (LDW) vehicle. Always keep your LKA uses a camera sensor installed alert by flashing A amber if the attention on the road and on the windshield ahead of the vehicle crosses a detected lane maintain proper vehicle position rearview mirror to detect lane marking. Additionally, there may be within the lane, or vehicle markings. It may provide brief three beeps, or the driver seat may damage, injury, or death could steering assist if it detects an pulse three times, on the right or occur. Always keep the unintended lane departure. It may left, depending on the lane further provide an audible alert or windshield, headlamps, and departure direction. the driver seat may pulse indicating camera sensors clean and in that a lane marking has been Take Steering good repair. Do not use LKA in crossed. bad weather conditions or on The LKA system does not roads with unclear lane markings, To turn LKA on and off, press A continuously steer the vehicle. such as construction zones. on the center console. If equipped, If LKA does not detect active driver the indicator light on the button steering, an alert and chime may be comes on when LKA is on and turns provided. Steer the vehicle to off when LKA is disabled. dismiss. LKA may become temporarily unavailable after repeated take steering alerts. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 247 When the System Does Not LKA assistance and/or LDW alerts Fuel Seem to Work Properly may occur due to tar marks, shadows, cracks in the road, The system performance may be temporary or construction lane Top Tier Fuel (Gasoline) affected by: markings, or other road GM recommends the use of TOP . Close vehicles ahead. imperfections. This is normal system TIER Detergent Gasoline to keep operation; the vehicle does not need . Sudden lighting changes, such the engine clean, reduce engine service. Turn LKA off if these as when driving through tunnels. deposits, and maintain optimal conditions continue. vehicle performance. Look for the . Banked roads. TOP TIER Logo or see . Roads with poor lane markings, www.toptiergas.com for a list of TOP such as two-lane roads. TIER Detergent Gasoline marketers and applicable countries. A system unavailable message may display if the camera is blocked. The LKA system does not need service. A camera blocked message may display if the camera is blocked. Some driver assistance systems may have reduced performance or not work at all. An LKA or LDW 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 - 4/16/19

248 Driving and Operating Top Tier Fuel (Diesel) Recommended Fuel (LYX Recommended Fuel (LTG GM recommends the use of TOP - 1.5L L4 Turbo Engine) - 2.0L L4 Turbo Engine) TIER Diesel Fuel to keep the engine clean, reduce engine deposits, and maintain optimal vehicle performance. Look for the TOP TIER Logo or see www.toptiergas.com for a list of TOP TIER Diesel Fuel marketers and applicable countries. Use regular unleaded gasoline Premium unleaded gasoline meeting ASTM specification D4814 meeting ASTM specification D4814 with a posted octane rating of 87 — with a posted octane rating of 93 — (R+M)/2 — or higher. Do not use (R+M)/2 — is highly recommended gasoline with a posted octane rating for best performance and fuel of less than 87, as this may cause economy. Unleaded gasoline with engine knock and will lower fuel an octane rated as low as 87 can be economy. used. Using unleaded gasoline Do not use any fuel labeled E85 or rated below 93 octane, however, will FlexFuel. Do not use gasoline with lead to reduced acceleration and ethanol levels greater than 15% by fuel economy. If knocking occurs, volume. use a gasoline rated at 93 octane as soon as possible, otherwise, the engine could be damaged. If heavy knocking is heard when using gasoline with a 93 octane rating, the engine needs service. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 249 Do not use any fuel labeled E85 or Fuel Additives (Gasoline) FlexFuel. Do not use gasoline with Caution (Continued) ethanol levels greater than 15% by TOP TIER Detergent Gasoline is volume. . Fuel containing metals such highly recommended for use with as methylcyclopentadienyl your vehicle. If your country does Prohibited Fuels manganese tricarbonyl not have TOP TIER Detergent (MMT), which can damage Gasoline, add ACDelco Fuel (Gasoline) the emissions control System Treatment Plus−Gasoline to system and spark plugs. the vehicle’s gasoline fuel tank at Caution . Fuel with a posted octane every oil change or 15 000 km rating of less than the (9,000 mi), whichever occurs first. Do not use fuels with any of the recommended fuel. Using TOP TIER Detergent Gasoline and following conditions; doing so this fuel will lower fuel ACDelco Fuel System Treatment may damage the vehicle and void economy and performance, Plus−Gasoline will help keep your its warranty: and may decrease the life of vehicle’s engine fuel deposit free and performing optimally. . For vehicles that are not the emissions catalyst. FlexFuel, fuel labeled Fuel Additives (Diesel) greater than 15% ethanol by Fuels in Foreign volume, such as mid-level TOP TIER Detergent Diesel is ethanol blends (16–50% Countries highly recommended for use with ethanol), E85, or FlexFuel. The U.S., Canada, and Mexico post your vehicle. If your area does not . Fuel with any amount of fuel octane ratings in anti-knock have TOP TIER Detergent Diesel, methanol, methylal, index (AKI). For fuel not to use in a GM recommends the use of ferrocene, and aniline. foreign country, see Prohibited ACDelco Diesel Fuel Conditioner. These fuels can corrode Fuels (Gasoline) 0 249. This will help maintain optimal metal fuel system parts or engine performance. GM does not damage plastic and rubber recommend other aftermarket diesel parts. additives. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

250 Driving and Operating If low-quality diesel is used for refueling, GM recommends adding Caution (Continued) Caution ACDelco Fuel System Treatment Plus-Diesel to help clean engine power loss, increased wear, If the vehicle is accidentally deposits. This is available only at or engine damage and may void refueled with gasoline, do not your GM dealer. your warranty. continue driving the vehicle. Some improper fuels are: Driving the vehicle will damage Fuel for Diesel Engines the fuel system. Have the vehicle . Diesel fuel with the addition towed to a qualified technician to The selection of a high-quality fuel of gasoline. have the gasoline removed from is important for maintaining optimum . Diesel fuel mixed with the tank and fuel system. Refuel vehicle performance. Diesel fuel engine oil or automatic with Ultra Low Sulfur Diesel fuel. should meet or exceed the minimum transmission fluid. It is also recommended to have requirements in the most current the fuel system flushed with Ultra versions of the local fuel standards. . Triglyceride fuels, such as raw vegetable oil or animal Low Sulfur Diesel, to ensure all Do not use fuel with more than fat, in any form, including gasoline is removed. 15 ppm sulfur. with blends of diesel or Do not use a diesel blend containing biodiesel. Some conditions, such as dirty fuel, more than 20% biodiesel by volume. . Marine diesel fuel and may decrease fuel filter life and a fuel oils. CHANGE FUEL FILTER message Caution may come on in the Driver . Diesel-water emulsions, Information Center (DIC). Use of fuel that does not comply such as Aquazole. with the required technical . Aftermarket diesel fuel Climate Grade Diesel Fuels standards can lead to engine additives, which contain At temperatures below 0 °C (32 °F), (Continued) alcohols, organo-metallic avoid using biodiesel blends above additives, or water 5% by volume. Using such a fuel emulsifiers. may cause fuel filter plugging, GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 251 system gelling, and freezing, which Biodiesel may adversely impact vehicle Caution starting. Biodiesel is a renewable fuel produced from vegetable oils or Do not use blends containing Severe winter grade diesel fuel, animal fats that have been more than 20% biodiesel. Any such as 1-D diesel fuel or Arctic chemically modified to make it engine, fuel system, or exhaust grade diesel fuel, can be used in compatible with diesel fuel. after-treatment system damage extreme cold temperatures (below would not be covered by the −18 °C or 0 °F); however, doing so vehicle warranty. will reduce power and fuel economy. Caution Avoid using severe winter grade fuel Do not use home-made biodiesel in warm or hot climates. It can result As a renewable fuel, biodiesel or home test kits because the in stalling, poor starting, and provides some environmental quality cannot be verified by damage to the fuel injection system. benefits. However, biodiesel has approved scientific methods. Do unique properties and needs to be Fuels improperly blended for cold not use raw vegetable oil or other handled differently than diesel fuel. temperature operation may result in unmodified bio-oils, fats, Its use presents additional risks and restricted fuel filters. The vehicle is or blends of vegetable oil with may not be appropriate in all equipped with a fuel heating system diesel. They could damage the situations. Certain vehicle operating to prevent gelling or waxing of fuel system and engine, and modes increase these risks and conventional diesel fuel and damages would not be covered should be avoided. biodiesel blends, but may not by the vehicle warranty. prevent all cases. Biodiesel fuel quality degrades with time and exposure to high In case of severe winter conditions, temperature quicker than Ultra Low the fuel filter may become clogged Biodiesel Blends Sulfur Diesel fuel. More frequent by wax naturally present in the fuel. Fuels with a biodiesel content up to refueling provides the best To unclog it, move the vehicle to a 20% by volume may be used opportunity to have a supply of fresh warm garage area and allow the (e.g., named B20). Only use fuel. Storage at hot ambient filter to warm up. The fuel filter may biodiesel blends up to 20% by temperatures will accelerate need to be replaced. See Fuel Filter volume that comply with your biodiesel degradation. 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 - 4/16/19

252 Driving and Operating If the vehicle is not driven often and ignition on and off a few times uses little fuel, or if it is stored for before the vehicle will start. Also, { Warning extended periods of time, avoid the idle the vehicle for a couple of use of biodiesel blended fuels minutes before accelerating. Diesel fuel containing water is still combustible. You or others could above 5% by volume. When the It is recommended to use Ultra Low vehicle is stored for longer than one be burned. If the fuel needs to be Sulfur No. 1-D diesel fuel or a blend drained, keep sparks, flames, and month, it should be run out of of No. 1-D and No. 2-D diesel fuel to biodiesel to below one-quarter tank, smoking materials away from the enhance vehicle operation in cold mixture. 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 before storage. may lower the fuel economy. For additional information for better cold Caution Cold Weather Operation weather operation, see Engine (Diesel) Heater 0 186. Water in the diesel fuel can corrode internal components of In cold weather, the fuel filter may become clogged by wax naturally Water in Fuel (Diesel) the fuel system and lead to severe damage. It can also present in the fuel. To unclog it, Improper fuel tank inspection or move the vehicle to a warm garage cleaning, or contaminated fuel from support fungus or bacteria area and allow the filter to warm up. suppliers, can cause water to be growth, which can damage the The fuel filter may need to be pumped into the fuel tank along with fuel system and Fuel Operated replaced. See Fuel Filter the diesel fuel. If a WATER IN FUEL Heater (FOH) (if equipped). Even Replacement (Diesel) 0 256. - CONTACT SERVICE message with a diesel fuel biocide, the fuel system may still need to be At temperatures below 0 °C (32 °F), displays, the water must be drained it is recommended to avoid using immediately. cleaned. Your dealer can advise biodiesel blends above 5% blend. of the appropriate solution. This blend may cause fuel filter (Continued) plugging, system gelling, and 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 - 4/16/19

Driving and Operating 253 Water in Fuel Troubleshooting Caution (Continued) Recommended If the WATER IN FUEL - CONTACT Problem Action SERVICE message comes on: If the fuel tank needs to be Message Drain the fuel purged to remove water, see your Recommended displays and filter dealer or a qualified technician. Problem Action stays on. immediately. Improper purging can damage the Message The fuel filter is If no water can fuel system and block the FOH. displays but partially filled be drained, and goes off during with water. Drain the temperature As an added precaution, drain the the ignition the water as is below diesel fuel filter of residual water at cycle. soon as freezing, then every engine oil change. If the possible. See water may be WATER IN FUEL - CONTACT "Removing frozen in the SERVICE message comes on Water from the filter. Move the frequently, even after draining water Fuel Filter" vehicle to a from the fuel filter, see your dealer. following. warm location to thaw the water, then drain the fuel. If water still does not drain, see your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

254 Driving and Operating

Recommended Caution Problem Action Immediately A large amount Driving with this message on can after refueling, of water is in the damage the fuel injection system message fuel tank. Drain and the engine. If the message displays and the fuel filter comes on right after a refuel, stays on. immediately. water was pumped into the fuel If the message tank. Turn off the engine and stays on or drain the water immediately. comes back on without Removing Water from the Fuel refueling, then Filter FWD Shown, AWD Similar fuel tank purging is required. See To drain water: 3. Turn the drain plug your dealer. 1. Turn the engine off and apply counterclockwise using a If the message the parking brake. suitable tool. displays and the 2. Place a container under the 4. With the engine off, press and engine stalls or hold ENGINE START/STOP runs rough, do filter drain valve, which is on the bottom of the fuel filter. without applying the brake for not drive until five seconds to place the the water vehicle in Service Mode. See contaminated Ignition Positions 0 179. Wait fuel is drained. approximately five seconds, and then press ENGINE START/STOP again to turn it off. This operation will enhance water flow out of the filter. The GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 255 filter is drained as soon as . The fuel filter water drain valve 4. After a few attempts, if the diesel fuel emerges from was opened while the engine engine still does not start, see the port. was running. your dealer. 5. Retighten the drain plug by To prime the fuel lines: Running Out of Fuel turning it clockwise. 1. With the engine off, press and 6. Properly dispose of the water hold ENGINE START/STOP (Diesel) contaminated fuel. without applying the brake for 7. Start the engine and let it run five seconds to place the { Warning for a few minutes. During the vehicle in Service Mode. See Ignition Positions 0 179. Wait Diesel fuel is flammable. It could draining process, air may have start a fire if something ignites it, entered the fuel system. If the approximately five seconds and people could be burned. Do engine stalls, the fuel system and press ENGINE START/ not let it get on hot engine parts, may need to be primed. See STOP again to turn it off. Do this step three times or more and keep matches or other “Fuel Priming” following. while the engine is off. ignition sources away. Fuel Priming 2. Press and hold ENGINE For the fuel system to work properly, START/STOP while applying If the engine has stalled due to air cannot be in the fuel lines. If air the brake for a maximum of running out of fuel, add at least gets in, the engine may not start 40 seconds at a time, with 7.6 L (2 gal) of fuel if parked on a and the fuel lines will need to be five seconds between attempts, level surface, or up to 18.9 L (5 gal) primed before operating the vehicle. until the engine starts. If the of fuel if parked on a slope, and If air is present, the following may engine tries to run, but does perform the procedure under “Fuel have happened: not run smoothly, increase the Priming” previously in this section. rpm’s slightly by using the . The vehicle ran out of fuel. accelerator pedal. This will help . The fuel filter was removed. force air through the system. . 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 - 4/16/19

256 Driving and Operating Fuel Filter Replacement 8. Start the engine and let it idle for five minutes. Check the fuel (Diesel) filter and air bleed valve for leaks. { Warning 9. Reset the fuel filter monitor. Diesel fuel is flammable. It could See Driver Information Center start a fire if something ignites it, (DIC) (Base and Midlevel) 0 and people could be burned. Do 124 or not let it get on hot engine parts, Driver Information Center (DIC) (Uplevel) 0 129. and keep matches or other ignition sources away. Filling the Tank FWD Shown, AWD Similar (Gasoline) The fuel filter is on the passenger 3. Remove the filter element cap side, in front of the rear tire. by turning it counterclockwise. An arrow on the fuel gauge indicates which side of the vehicle 1. Drain any water from the filter. 4. Remove the filter element and the fuel door is on. See Fuel Gauge See Removing Water from the “ o-rings. If there is any dirt on 0 110. Fuel Filter” in Water in Fuel the filter sealing surface, clean (Diesel) 0 252. it off. { Warning Keep the engine off until the 5. Install the new filter element procedure is completed. and o-rings. Fuel vapors and fuel fires burn violently and can cause injury or 2. Apply the parking brake. 6. Reinstall and tighten the filter death. cap to the housing. 7. Use the fuel filter priming Follow these guidelines to help procedure to prime the fuel avoid injuries to you and others: filter. See “Fuel Priming” in (Continued) Water in Fuel (Diesel) 0 252. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 257 The capless refueling system does Warning (Continued) Warning (Continued) not have a fuel cap. Fully insert and latch the fill nozzle, begin fueling. . Read and follow all the . Fuel can spray out if the fill instructions on the fuel nozzle is inserted too pump island. quickly. This spray can { Warning happen if the tank is nearly . Turn off the engine when Overfilling the fuel tank by more refueling. full, and is more likely in hot weather. Insert the fill nozzle than three clicks of a standard fill . Keep sparks, flames, and slowly and wait for any hiss nozzle may cause: smoking materials away noise to stop before . Vehicle performance issues, from fuel. beginning to flow fuel. including engine stalling and . Do not leave the fuel pump damage to the fuel system. unattended. . Fuel spills. . Avoid using electronic . Under certain conditions, devices while refueling. fuel fires. . Do not re-enter the vehicle while pumping fuel. Be careful not to spill fuel. Wait . Keep children away from five seconds after you have finished the fuel pump and never let pumping before removing the fill children pump fuel. nozzle. Clean fuel from painted surfaces as soon as possible. See . Before touching the fill Exterior Care 0 355. Push the fuel nozzle, touch a metallic door closed until it latches. object to discharge static electricity from your body. To open the fuel door, push and (Continued) release the rearward center edge of the door. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

258 Driving and Operating

{ Warning { Warning { Warning

If a fire starts while you are Attempting to refuel from a Fuel vapors and fuel fires burn refueling, do not remove the fill portable fuel container without violently and can cause injury or nozzle. Shut off the flow of fuel by using the funnel adapter may death. shutting off the pump or by cause fuel spillage and damage Follow these guidelines to help notifying the station attendant. the capless fuel system. This avoid injuries to you and others: Leave the area immediately. could cause a fire. You or others could be badly burned and the . Read and follow all the vehicle could be damaged. instructions on the fuel Filling the Tank with a Portable pump island. Fuel Container 3. Remove and clean the funnel . Turn off the engine when If the vehicle runs out of fuel and refueling. must be filled from a portable fuel adapter and return it to the container: storage location. . Keep sparks, flames, and smoking materials away Filling the Tank (Diesel) from fuel. An arrow on the fuel gauge . Do not leave the fuel pump indicates which side of the vehicle unattended. the fuel door is on. See Fuel Gauge . Avoid using electronic 0 110. Do not refill the diesel fuel devices while refueling. and Diesel Exhaust Fluid (DEF) at 1. Locate the capless funnel the same time. . Do not re-enter the vehicle adapter from under the while pumping fuel. spare tire. . Keep children away from 2. Insert and latch the funnel into the fuel pump and never let the capless fuel system. children pump fuel. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 259

Warning (Continued) { Warning

. Before touching the fill Overfilling the fuel tank by more nozzle, touch a metallic than three clicks of a standard fill object to discharge static nozzle may cause: electricity from your body. . Vehicle performance issues, . Fuel can spray out if the fuel including engine stalling and cap is opened too quickly. damage to the fuel system. This spray can happen if the tank is nearly full, and is . Fuel spills. more likely in hot weather. . Under certain conditions, Open the fuel cap slowly fuel fires. and wait for any hiss noise To open the fuel door, push and to stop, then unscrew the release the rearward center edge of Diesel fuel can foam when filling the cap all the way. the door. tank. The automatic pump nozzle Turn the fuel cap counterclockwise may shut off, even if the tank is not to remove. When refueling, hang the full. Wait for the foaming to stop, fuel cap from the hook on the fuel and then fill the tank more slowly. door. Fully insert and latch the fill Be careful not to spill fuel. Wait nozzle, begin fueling. five seconds after pumping before removing the fill nozzle. Clean fuel from painted surfaces as soon as possible. See Exterior Care 0 355. Reinstall the cap by turning it clockwise until it clicks. Push the fuel door closed until it latches. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

260 Driving and Operating Accidental Refueling with { Warning Gasoline Warning (Continued) If a fire starts while you are badly burned and the vehicle refueling, do not remove the fill Caution could be damaged. To help avoid nozzle. Shut off the flow of fuel by If the vehicle is accidentally injury to you and others: shutting off the pump or by refueled with gasoline, do not . Dispense fuel only into notifying the station attendant. continue driving the vehicle approved containers. Leave the area immediately. except to get to a location where . Do not fill a container while it can be stopped safely. Driving it is inside a vehicle, in a the vehicle will damage the vehicle's trunk, in a pickup Caution engine. Tow the vehicle for bed, or on any surface other service. Have the gasoline than the ground. If a new fuel cap is needed, be removed from the tank and fuel . Bring the fill nozzle in sure to get the right type of cap system. contact with the inside of from your dealer. The wrong type the fill opening before of fuel cap may not fit properly Filling a Portable Fuel operating the nozzle. and could damage the fuel Maintain contact until filling system. Container (Gasoline) is complete. . Keep sparks, flames, and { Warning smoking materials away Never fill a portable fuel container from fuel. while it is in the vehicle. Static . Do not use electronic electricity discharge from the devices while pumping fuel. container can ignite the fuel vapor. You or others could be (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 261 Filling a Portable Fuel Warning (Continued) Trailer Towing Container (Diesel) . Fill the container no more General Towing { Warning than 95% full to allow for Information expansion. Only use towing equipment that has Filling a portable fuel container . Do not smoke, light been designed for the vehicle. while it is in the vehicle can cause matches, or use lighters Contact your dealer or trailering fuel vapors that can ignite either while pumping fuel. by static electricity or other dealer for assistance with preparing . Do not use electronic means. You or others could be the vehicle to tow a trailer. Read the devices while pumping fuel. entire section before towing a trailer. badly burned and the vehicle could be damaged. Always: To tow a disabled vehicle, see Towing the Vehicle 0 351. To tow . Use approved fuel the vehicle behind another vehicle containers. such as a motor home, see . Remove the container from Recreational Vehicle Towing 0 352. the vehicle, trunk, or pickup When towing with the 2.0L L4 bed before filling. engine, only use unleaded gasoline . Place the container on the with an octane rating of 89 or ground. higher. Using gasoline with a lower . Place the nozzle inside the octane rating while towing may fill opening of the container damage the engine and may not be before dispensing fuel, and covered by the vehicle warranty. 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 - 4/16/19

262 Driving and Operating Driving Characteristics handling, acceleration, braking, . It is recommended to perform durability, and fuel economy. the first oil change before heavy and Towing Tips Successful, safe trailering takes towing. correct equipment, and it has to be { Warning . During the first 800 km (500 mi) used properly. of trailer towing, do not drive You can lose control when towing The following information has many over 80 km/h (50 mph) and do a trailer if the correct equipment is time-tested, important trailering tips not make starts at full throttle. not used or the vehicle is not and safety rules. Many of these are . Vehicles can tow in D (Drive). driven properly. For example, important for your safety and that of If the transmission downshifts your passengers. Read this section if the trailer is too heavy or the too often, a lower gear may be carefully before pulling a trailer. trailer brakes are inadequate for selected using Manual Mode the load, the vehicle may not stop When towing a trailer: See Manual Mode 0 205. as expected. You and others . Become familiar with and follow If equipped, the following driver could be seriously injured. The all state and local laws that assistance features should be vehicle may also be damaged, apply to trailer towing. These turned off when towing a trailer: and the repairs would not be requirements vary from state to . Adaptive Cruise Control (ACC) covered by the vehicle warranty. state. . Super Cruise Control Pull a trailer only if all the steps in . State laws may require the use this section have been followed. of extended side view mirrors. . Lane Keep Assist (LKA) Ask your dealer for advice and Even if not required, you should . Park Assist information about towing a trailer install extended side view with the vehicle. mirrors if your visibility is limited . Automatic Parking Assist (APA) or restricted while towing. . Reverse Automatic Driving with a Trailer . Do not tow a trailer during the Braking (RAB) 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 - 4/16/19

Driving and Operating 263 If equipped, the following driver the combination by driving on a assistance features should be { Warning level road surface before driving on turned to alert or off when towing a public roads. trailer: To prevent serious injury or death from carbon monoxide (CO), The trailer structure, the tires, and . Automatic Emergency when towing a trailer: the brakes must be all be rated to Braking (AEB) carry the intended cargo. . Do not drive with the . Intelligent Brake Assist (IBA) Inadequate trailer equipment can liftgate, trunk/hatch, cause the combination to operate in . Front Pedestrian Braking (FPB) or rear-most window open. an unexpected or unsafe manner. If equipped with Lane Change . Fully open the air outlets on Before driving, inspect all trailer Alert (LCA), the LCA detection or under the instrument hitch parts and attachments, safety zones that extend back from the panel. chains, electrical connectors, lamps, side of the vehicle do not move tires, and mirrors. See Towing . Adjust the climate control 0 further back when a trailer is towed. Equipment 268. If the trailer has system to a setting that electric brakes, start the Use caution while changing lanes brings in only outside air. when towing a trailer. combination moving and then See “Climate Control manually apply the trailer brake If equipped with Rear Cross Traffic Systems” in the Index. controller to check that the trailer Alert (RCTA), use caution while For more information about brakes work. During the trip, backing up when towing a trailer, as carbon monoxide, see Engine occasionally check that the cargo the RCTA detection zones that Exhaust 0 191. and trailer are secure and that the extend out from the back of the lamps and any trailer brakes are vehicle do not move further back working. when a trailer is towed. Towing a trailer requires experience. The combination of the vehicle and Towing with a Stability Control trailer is longer and not as System responsive as the vehicle itself. Get used to the handling and braking of When towing, the stability control system might be heard. The system reacts to vehicle movement caused GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

264 Driving and Operating by the trailer, which mainly occurs Always back up slowly and, The vehicle can tow in D (Drive). during cornering. This is normal if possible, have someone Shift the transmission to a lower when towing heavier trailers. guide you. gear if the transmission shifts too often under heavy loads and/or hilly Following Distance Making Turns conditions. Stay at least twice as far behind the Caution When towing at higher altitudes, vehicle ahead as you would when engine coolant will boil at a lower driving without a trailer. This can Turn more slowly and make wider temperature than at lower altitudes. help to avoid heavy braking and If the engine is turned off sudden turns. arcs when towing a trailer to prevent damage to your vehicle. immediately after towing at high altitude on steep uphill grades, the Passing Making very sharp turns could vehicle could show signs similar to cause the trailer to contact the More passing distance is needed engine overheating. To avoid this, when towing a trailer. The vehicle. let the engine run, preferably on combination of the vehicle and level ground, with the transmission trailer will not accelerate as quickly Make wider turns than normal when in P (Park) for a few minutes before and is much longer than the vehicle towing, so trailer will not go over soft turning the engine off. If the alone. It is necessary to go much shoulders, over curbs, or strike road overheat warning comes on, see farther beyond the passed vehicle signs, trees, or other objects. Engine Overheating 0 293. before returning to the lane. Pass Always signal turns well in advance. on level roadways. Avoid passing Do not steer or brake suddenly. Parking on Hills on hills if possible. Driving on Grades Backing Up { Warning Reduce speed and shift to a lower Hold the bottom of the steering gear before starting down a long or To prevent serious injury or death, wheel with one hand. To move the steep downhill grade. If the always park your vehicle and trailer to the left, move that hand to transmission is not shifted down, the trailer on a level surface when the left. To move the trailer to the brakes may overheat and result in possible. 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 - 4/16/19

Driving and Operating 265 When parking your vehicle and your 3. Drive slowly until the trailer is Trailer Towing trailer on a hill: clear of the chocks. 1. Press the brake pedal, but do 4. Stop and have someone pick Caution not shift into P (Park) yet. Turn up and store the chocks. the wheels into the curb if Towing a trailer improperly can facing downhill or into traffic if Maintenance When Trailer damage the vehicle and result in facing uphill. Towing costly repairs not covered by the 2. Have someone place chocks The vehicle needs service more vehicle warranty. To tow a trailer under the trailer wheels. often when used to tow trailers. See correctly, follow the directions in Maintenance Schedule 0 367. It is this section and see your dealer 3. When the wheel chocks are in especially important to check the for important information about place, gradually release the automatic transmission fluid, engine towing a trailer with the vehicle. brake pedal to allow the chocks oil, axle lubricant, belts, cooling to absorb the load of the trailer. system, and brake system before 4. Reapply the brake pedal. Then and during each trip. Trailer Weight apply the parking brake and Check periodically that all nuts and shift into P (Park). bolts on the trailer hitch are tight. { Warning 5. Release the brake pedal. Engine Cooling When Trailer Never exceed the towing capacity Leaving After Parking on a Hill Towing for your vehicle. 1. Apply and hold the brake The cooling system may temporarily pedal. overheat during severe operating Safe trailering requires monitoring the weight, speed, altitude, road . Start the engine. conditions. See Engine Overheating 0 293. grades, outside temperature, . Shift into a gear. dimensions of the front of the trailer, and how frequently the vehicle is . Release the parking brake. used to tow a trailer. 2. Let up on the brake pedal. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

266 Driving and Operating Trailer Weight Ratings Gross Vehicle Weight { Warning When towing a trailer, the combined Rating (GVWR) weight of the vehicle, vehicle You and others could be seriously For information about the vehicle's contents, trailer, and trailer contents injured or killed if the trailer is too maximum load capacity, see Vehicle must be below all of the maximum heavy or the trailer brakes are Load Limits 0 175. When calculating weight ratings for the vehicle, inadequate for the load. The the GVWR with a trailer attached, including: vehicle may be damaged, and the the trailer tongue weight must be . GCWR: Gross Combined Weight repairs would not be covered by included as part of the weight the Rating the vehicle warranty. vehicle is carrying. . GVWR: Gross Vehicle Weight Only tow a trailer if all the steps in Maximum Trailer Weight Rating this section have been followed. The maximum trailer weight rating is . Maximum Trailer Weight Rating Ask your dealer for advice and calculated assuming the tow vehicle information about towing a trailer. has a driver, a front seat passenger, . Maximum Trailer Tongue Weight and all required trailering Rating Gross Combined Weight equipment. This value represents See Trailer Brakes under Towing “ ” Rating (GCWR) the heaviest trailer the vehicle can Equipment 0 268 to determine if tow, but it may be necessary to brakes are required based on your GCWR is the total allowable weight reduce the trailer weight to stay trailer's weight. of the completely loaded vehicle within the GCW, GVWR, maximum The only way to be sure the weight and trailer including any fuel, trailer tongue load, or GAWR-RR for is not exceeding any of these passengers, cargo, equipment, and the vehicle. accessories. Do not exceed the ratings is to weigh the tow vehicle Use the tow rating chart to GCWR for your vehicle. The GCWR and trailer combination, fully loaded determine how much the trailer can for the vehicle is on the Tow Rating for the trip, getting individual weigh, based on the vehicle model Chart following. weights for each of these items. and options. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 267

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 0 268. * 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 - 4/16/19

268 Driving and Operating 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 0 265 for weight limits with various hitch types. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Driving and Operating 269 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 0 313 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 - 4/16/19

270 Driving and Operating 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) 0 114. 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 - 4/16/19

Driving and Operating 271

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 67 and Adding Equipment to the Airbag-Equipped Vehicle 0 68. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

272 Vehicle Care Starter Switch Check ...... 298 Wheels and Tires Vehicle Care Park Brake and P (Park) Tires ...... 313 Mechanism Check ...... 299 All-Season Tires ...... 314 General Information Wiper Blade Replacement . . . . 299 Winter Tires ...... 314 Windshield Replacement . . . . . 300 Summer Tires ...... 315 General Information ...... 273 Gas Strut(s) ...... 301 Tire Sidewall Labeling ...... 315 California Proposition Tire Designations ...... 317 65 Warning ...... 273 Headlamp Aiming Tire Terminology and California Perchlorate Headlamp Aiming ...... 302 Definitions ...... 318 Materials Requirements . . . . . 274 Tire Pressure ...... 320 Accessories and Bulb Replacement Tire Pressure Monitor Modifications ...... 274 Bulb Replacement ...... 302 Halogen Bulbs ...... 302 System ...... 322 Vehicle Checks High Intensity Discharge (HID) Tire Pressure Monitor Doing Your Own Lighting ...... 303 Operation ...... 323 Service Work ...... 274 LED Lighting ...... 303 Tire Inspection ...... 327 Hood ...... 275 Front Turn Signal Lamps . . . . . 303 Tire Rotation ...... 327 Engine Compartment Taillamps ...... 304 When It Is Time for New Overview ...... 277 License Plate Lamp ...... 304 Tires ...... 328 Engine Oil ...... 282 Buying New Tires ...... 329 Engine Oil Life System ...... 286 Electrical System Different Size Tires and Automatic Transmission Electrical System Overload . . . 305 Wheels ...... 330 Fluid ...... 287 Fuses and Circuit Breakers . . . 306 Uniform Tire Quality Engine Air Cleaner/Filter ...... 287 Engine Compartment Fuse Grading ...... 331 Cooling System ...... 289 Block ...... 306 Wheel Alignment and Tire Engine Overheating ...... 293 Instrument Panel Fuse Balance ...... 332 Washer Fluid ...... 295 Block ...... 309 Wheel Replacement ...... 332 Brakes ...... 295 Rear Compartment Fuse Tire Chains ...... 333 Brake Fluid ...... 296 Block ...... 311 If a Tire Goes Flat ...... 334 Battery - North America ...... 297 Tire Sealant and All-Wheel Drive ...... 298 Compressor Kit ...... 335 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 273 Storing the Tire Sealant and General Information California Proposition Compressor Kit ...... 341 Tire Changing ...... 342 For service and parts needs, visit 65 Warning Compact Spare Tire ...... 347 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 ...... 348 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 ...... 351 and/or emit chemicals known to Recreational Vehicle the State of California to cause Towing ...... 352 cancer and birth defects or other reproductive harm. Engine Appearance Care exhaust, many parts and Exterior Care ...... 355 systems, many fluids, and some Interior Care ...... 360 component wear by-products Floor Mats ...... 363 contain and/or emit these chemicals. For more information go to www.P65Warnings.ca.gov/ passenger-vehicle.

See Battery - North America 0 297 and Jump Starting - North America 0 348 and the back cover. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

274 Vehicle Care 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 68. 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 0 393. 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 67. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 275 If equipped with remote vehicle start, open the hood before Warning (Continued) performing any service work to prevent remote starting the vehicle vehicle is on, the engine will start accidentally. See Remote Vehicle when the hood is opened. You or Start 0 15. others could be injured. Keep a record with all parts receipts and list the mileage and the date of any service work performed. See { Warning Maintenance Records 0 379. Components under the hood can Caution get hot from running the engine. To help avoid the risk of burning 2. Go to the front of the vehicle Even small amounts of unprotected skin, never touch and locate the secondary contamination can cause damage these components until they have release lever under the front to vehicle systems. Do not allow cooled, and always use a glove or center of the hood. Push the contaminants to contact the fluids, towel to avoid direct skin contact. secondary hood release lever reservoir caps, or dipsticks. to the right to release. Clear any snow from the hood Hood before opening. To open the hood: { Warning 1. Pull the hood release lever with For vehicles with auto engine the i symbol. It is on the stop/start, turn the vehicle off lower left side of the instrument before opening the hood. If the panel. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

276 Vehicle Care 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 - 4/16/19

Vehicle Care 277 Engine Compartment Overview

1.5L Gas Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

278 Vehicle Care 1. Engine Air Cleaner/Filter 0 287. 2. Engine Oil Fill Cap. See Engine Oil 0 282. 3. Engine Oil Dipstick. See Engine Oil 0 282. 4. Engine Cooling Fan. See Cooling System 0 289. 5. Brake Fluid Reservoir. See Brake Fluid 0 296. 6. Engine Compartment Fuse Block 0 306. 7. Remote Positive (+) Terminal (Under Cover). See Jump Starting - North America 0 348. 8. Engine Coolant Surge Tank and Pressure Cap. See Cooling System 0 289. 9. Battery - North America 0 297. 10. Remote Negative (−) Terminal. See Jump Starting - North America 0 348. 11. Windshield Washer Fluid Reservoir. See Washer Fluid 0 295. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 279

1.6L L4 Diesel Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

280 Vehicle Care 1. Engine Air Cleaner/Filter 0 287. 2. Engine Cooling Fan. See Cooling System 0 289. 3. Engine Oil Dipstick. See Engine Oil 0 282. 4. Engine Oil Fill Cap. See Engine Oil 0 282. 5. Brake Fluid Reservoir. See Brake Fluid 0 296. 6. Engine Compartment Fuse Block 0 306. 7. Remote Positive (+) Terminal (Under Cover). See Jump Starting - North America 0 348. 8. Engine Coolant Surge Tank and Pressure Cap. See Cooling System 0 289. 9. Battery - North America 0 297. 10. Remote Negative (−) Terminal. See Jump Starting - North America 0 348. 11. Windshield Washer Fluid Reservoir. See Washer Fluid 0 295. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 281

2.0L Gas Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

282 Vehicle Care 1. Engine Air Cleaner/Filter 0 287. Engine Oil Checking Engine Oil 2. Engine Oil Fill Cap. See To ensure proper engine Check the engine oil level regularly, 0 Engine Oil 282. 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 0 282. 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: 0 277 for the location. Cooling System 0 289. . Use engine oil approved to the 5. Brake Fluid Reservoir. See proper specification and of the { Warning Brake Fluid 0 296. 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 0 306. 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 0 348. 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 289. . Change the engine oil at the low oil message remains on, take 9. Battery - North America 0 297. appropriate time. See Engine Oil the vehicle to your dealer for Life System 0 286. service. 10. Remote Negative (−) Terminal. See Jump Starting - North . Always dispose of engine oil Follow these guidelines: America 0 348. 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 0 295. 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 - 4/16/19

Vehicle Care 283 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 to the engine. If the oil level is engine must be off for at least 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 LH7 1.6L L4 Diesel Engine the excess oil or limit driving of the vehicle, and seek a service check the level. If the oil is below the cross-hatched professional to remove the When to Add Engine Oil area at the tip of the dipstick and the engine has been off for at least excess oil. 15 minutes, add 1 L (1 qt) of the recommended oil and then recheck See Engine Compartment Overview the level. See “Selecting the Right 0 277 for the location of the engine Engine Oil” later in this section for oil fill cap. an explanation of what kind of oil to Add enough oil to put the level use. For engine oil crankcase somewhere in the proper operating capacity, see Capacities and range. Push the dipstick all the way Specifications 0 381. back in when through. LYX 1.5L L4 Turbo Engine GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

284 Vehicle Care 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 0 376. 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 - 4/16/19

Vehicle Care 285 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 - 4/16/19

286 Vehicle Care 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) 0 129. 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 - 4/16/19

Vehicle Care 287 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 0 367, 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) 0 129. Lubricants 0 376. Engine Compartment Overview 0 277. 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 367. 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 0 376. 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 - 4/16/19

288 Vehicle Care replace if damaged. Do not clean 1. Open the hood. See Hood How to Reinstall the Engine the engine air cleaner/filter or 0 275. 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 - 4/16/19

Vehicle Care 289 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 - 4/16/19

290 Vehicle Care 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 0 376 and 2.0L Gas Engine Maintenance Schedule 0 367. 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 0 293. 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 - 4/16/19

Vehicle Care 291

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 0 293. surface when checking the coolant level. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

292 Vehicle Care 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 0 277. 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 - 4/16/19

Vehicle Care 293 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 0 111. 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 0 388. 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 - 4/16/19

294 Vehicle Care 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 - 4/16/19

Vehicle Care 295 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 0 277 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 - 4/16/19

296 Vehicle Care 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 0 381. 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 0 277 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 - 4/16/19

Vehicle Care 297 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 0 376. 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 277 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 0 116. 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 0 367. manufacturer's instructions. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

298 Vehicle Care 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 0 348 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 0 273 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 - 4/16/19

Vehicle Care 299 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 0 367. 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 0 377. 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 - 4/16/19

300 Vehicle Care 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 - 4/16/19

Vehicle Care 301 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 0 367. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

302 Vehicle Care Headlamp Aiming Bulb Replacement Headlamp aim has been preset and For the proper type of replacement should need no further adjustment. bulbs, or any bulb changing If the vehicle is damaged in a crash, procedure not listed in this section, the headlamp aim may be affected. contact your dealer. If adjustment to the headlamps is necessary, see your dealer. Caution Do not replace incandescent 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 - 4/16/19

Vehicle Care 303 High Intensity Discharge Front Turn Signal Lamps (HID) Lighting To replace one of these bulbs: 1. Open the hood. See Hood { Warning 0 275. 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 assembly, contact your dealer. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

304 Vehicle Care Taillamps License Plate Lamp To replace one of these lamps: 1. Open the liftgate. See Liftgate 0 21.

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

Bulb Assembly GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 305 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 - 4/16/19

306 Vehicle Care 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. 0 306. 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 306 or 0 Do not exceed the Instrument Panel Fuse Block 309 specified amperage rating when and Rear Compartment Fuse Block replacing fuses and circuit To remove the fuse block cover, 0 311. 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 0 277. 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 - 4/16/19

Vehicle Care 307

Fuses Usage F10 Canister vent solenoid F11 Fuel system F12 Front heated seats F13 Afterboil 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 F19 NOx soot sensor with all of the fuses, relays, and (diesel only) features shown. F05 FlexFuel sensor F20 DC DC converter 2 Fuses Usage F06 Transmission control module F21 Shift control F01 Starter 1 F07 – F22 Antilock brake pump F02 Starter 2 F08 Engine control F23 Front/Rear F03 Lambda sensor 1 module washer pump F04 Engine control F09 Air conditioning F24 – module clutch GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

308 Vehicle Care

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 pinion 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 - 4/16/19

Vehicle Care 309

Relays Usage Instrument Panel Fuse To reinstall the cover, reverse the steps. K12 High-beam Block headlamps The vehicle may not be equipped with all of the fuses and relays K13 Headlamps/Daytime shown. running lamps K14 Run/Crank K15 Rear window defogger *K16 Horn *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 Apply pressure to the two retaining * PCB relays are not serviceable. tabs on the sides of the cover, until the two retaining tabs clear the sides of the instrument panel. Allow the panel to move downward and out of the way. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

310 Vehicle Care

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 - 4/16/19

Vehicle Care 311

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 - 4/16/19

312 Vehicle Care

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 - 4/16/19

Vehicle Care 313

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 - 4/16/19

314 Vehicle Care 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 0 329. 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 0 314. 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 - 4/16/19

Vehicle Care 315 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 0 327. (1) Tire Size : The tire size is a covered roads is expected. See combination of letters and 0 Winter Tires 314. 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 - 4/16/19

316 Vehicle Care 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 performance factors: treadwear, (2) Temporary Use Only : The two 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 0 331. 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 0 347 and of Transportation) code are the If a Tire Goes Flat 0 334. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 317 (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. 0 320. 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 - 4/16/19

318 Vehicle Care (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. 0 320. (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 - 4/16/19

Vehicle Care 319 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 0 320 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 - 4/16/19

320 Vehicle Care 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 0 331. 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 0 328. 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 - 4/16/19

Vehicle Care 321 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 0 347. 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 - 4/16/19

322 Vehicle Care 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 0 323. 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. 0 394. 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 - 4/16/19

Vehicle Care 323 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 320. 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 0 327, Tire Rotation 0 327 and Center (DIC) (Base and Midlevel) Tires 0 313. 0 124 or Driver Information Center (DIC) Caution (Uplevel) 0 129. 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 - 4/16/19

324 Vehicle Care 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 0 329. sealants could damage the TPMS matching process is performed . Operating electronic devices or sensors. See Tire Sealant and successfully. See “TPMS Sensor Compressor Kit 0 335 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 - 4/16/19

Vehicle Care 325 When the low tire pressure warning The TPMS will not activate the tire light comes on: Warning (Continued) fill alert properly under the following conditions: 1. Park the vehicle in a safe, level listed on the tire sidewall. See place. Tire Sidewall Labeling 0 315 and . There is interference from an 2. Set the parking brake firmly. Vehicle Load Limits 0 175. external device or transmitter. 3. Place the vehicle in P (Park). . The air pressure from the If the tire is overinflated by more inflation device is not sufficient 4. Add air to the tire that is than 35 kPa (5 psi), the horn will to inflate the tire. underinflated. The turn signal sound multiple times and the turn lamp will flash. . There is a malfunction in signal lamp will continue to flash for the TPMS. When the recommended several seconds after filling stops. . There is a malfunction in the pressure is reached, the horn To release and correct the pressure, horn or turn signal lamps. sounds once and the turn while the turn signal lamp is still signal lamp will stop flashing flashing, briefly press the center of . The identification code of the and briefly turn solid. the valve stem. When the TPMS sensor is not registered to Repeat these steps for all recommended pressure is reached, the system. underinflated tires that have the horn sounds once. . The battery of the TPMS sensor illuminated the low tire pressure If the turn signal lamp does not flash is low. warning light. within 15 seconds after starting to If the tire fill alert does not operate inflate the tire, the tire fill alert has due to TPMS interference, move the { Warning not been activated or is not working. vehicle about 1 m (3 ft) back or If the hazard warning flashers are forward and try again. If the tire fill Overinflating a tire could cause on, the tire fill alert visual feedback alert feature is not working, use a the tire to rupture and you or will not work properly. tire pressure gauge. others could be injured. Do not exceed the maximum pressure (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

326 Vehicle Care 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) 0 129. 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 - 4/16/19

Vehicle Care 327 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 0 328 and active. The TIRE LEARNING Wheel Replacement 0 332. 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 0 367. 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 - 4/16/19

328 Vehicle Care the tires have been rotated. See Tire Pressure 0 320 and Warning (Continued) 0 Vehicle Load Limits 175. towel can be used; however, use Reset the Tire Pressure Monitor a scraper or wire brush later to System. See Tire Pressure remove all rust or dirt. Monitor Operation 0 323. Check that all wheel nuts are Lightly coat the inner diameter of properly tightened. See “Wheel the wheel hub opening with Nut Torque” under Capacities wheel bearing grease after a and Specifications 0 381, and wheel change or tire rotation to “Removing the Flat Tire and prevent corrosion or rust Treadwear indicators are one way to Installing the Spare Tire” under buildup. Do not get grease on Tire Changing 0 342. the wheel mounting surface or tell when it is time for new tires. on the wheel nuts or bolts. Treadwear indicators appear when the tires have only 1.6 mm (1/16 in) { Warning or less of tread remaining. See Tire When It Is Time for New Inspection 0 327 and Rust or dirt on a wheel, or on the Tires Tire Rotation 0 327. parts to which it is fastened, can make wheel nuts become loose Factors such as maintenance, The rubber in tires ages over time. after time. The wheel could come temperatures, driving speeds, This also applies to the spare tire, vehicle loading, and road conditions off and cause a crash. When if the vehicle has one, even if it is affect the wear rate of the tires. never used. Multiple factors changing a wheel, remove any including temperatures, loading rust or dirt from places where the conditions, and inflation pressure wheel attaches to the vehicle. In maintenance affect how fast aging an emergency, a cloth or a paper 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 - 4/16/19

Vehicle Care 329 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 0 315. 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 0 327. 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 - 4/16/19

330 Vehicle Care 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 0 322. level of performance and safety if (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 331 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 0 329 and and light trucks may vary with under controlled conditions on a Accessories and Modifications respect to these grades, they specified government test 0 274. 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 - 4/16/19

332 Vehicle Care 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 - 4/16/19

Vehicle Care 333 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 - 4/16/19

334 Vehicle Care 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 0 313. 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 - 4/16/19

Vehicle Care 335 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 0 342. 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 0 335. dangerous. Engine exhaust may (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

336 Vehicle Care sealant and compressor kit to be { Warning effective. See Roadside Assistance Program 0 388. 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 - 4/16/19

Vehicle Care 337 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 warning flashers. See Hazard the slot on the top of the 0 Warning Flashers 147. 4. Attach the air only hose (10) to compressor (6) to hold it See If a Tire Goes Flat 0 334 for the sealant canister inlet upright. other important safety warnings. valve (1) by turning it clockwise Make sure the tire valve stem until tight. Do not remove any objects that is positioned close to the have penetrated the tire. ground so the hose will reach it. 1. Remove the tire sealant canister (4) and compressor 6. Remove the valve stem cap from its storage location. See from the flat tire by turning it Storing the Tire Sealant and counterclockwise. Compressor Kit 0 341. 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 - 4/16/19

338 Vehicle Care 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 97. recommended inflation Assistance Program 388. 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 0 320. 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 - 4/16/19

Vehicle Care 339 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 0 388. 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 - 4/16/19

340 Vehicle Care 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 0 341. 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 97. See If a Tire Goes Flat 0 334 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 - 4/16/19

Vehicle Care 341 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 0 388. 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 0 320. 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 - 4/16/19

342 Vehicle Care 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 0 334 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 - 4/16/19

Vehicle Care 343 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 - 4/16/19

344 Vehicle Care

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 anything else, you or others could the ground. Rust or dirt on a wheel, or on the be badly injured or killed if the parts to which it is fastened, can vehicle slips off the jack. If a jack make wheel nuts become loose is provided with the vehicle, only after time. The wheel could come use it for changing a flat tire. off and cause a crash. When changing a wheel, remove any 5. Attach the wheel wrench to the rust or dirt from places where the jack by fitting both ends over wheel attaches to the vehicle. In one another. an emergency, a cloth or a paper (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Vehicle Care 345

Warning (Continued) { Warning Warning (Continued)

towel can be used; however, use Never use oil or grease on bolts using accessory locking wheel a scraper or wire brush later to or nuts because the nuts might nuts. See Capacities and remove all rust or dirt. come loose. The vehicle's wheel Specifications 0 381 for original could fall off, causing a crash. equipment wheel nut torque 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 9. Remove any rust or dirt from the wheels to become loose or 0 381 for the wheel nut torque the wheel bolts, mounting come off. The wheel nuts should specification. surfaces, and spare wheel. be tightened with a torque wrench 10. Place the compact spare tire to the proper torque specification on the wheel-mounting surface. after replacing. Follow the torque specification supplied by the aftermarket manufacturer when (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

346 Vehicle Care 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 - 4/16/19

Vehicle Care 347 Compact Spare Tire the spare tire, have the standard tire repaired or replaced as soon as convenient and return the spare tire { Warning to the storage area. Driving with more than one When using a compact spare tire, compact spare tire at a time could the AWD (if equipped), ABS, and result in loss of braking and Traction Control systems may handling. This could lead to a engage until the spare tire is crash and you or others could be recognized by the vehicle, 8. Route the strap through the injured. Use only one compact especially on slippery roads. Adjust wheel, as shown. spare tire at a time. driving to reduce possible 9. Attach the other end of the wheel slip. strap to the other cargo tie-down in the rear of the If this vehicle has a compact spare Caution vehicle. tire, it was fully inflated when new; however, it can lose air over time. When the compact spare is 10. Tighten the strap. Check the inflation pressure installed, do not take the vehicle The compact spare is for temporary regularly. It should be 420 kPa through an automatic car wash (60 psi). use only. Replace the compact with guide rails. The compact spare tire with a full-size tire as Stop as soon as possible and check spare can get caught on the rails soon as possible. that the spare tire is correctly which can damage the tire, wheel, inflated after being installed on the and other parts of the vehicle. vehicle. The compact spare tire is designed for temporary use only. The vehicle will perform differently Do not use the compact spare on with the spare tire installed and it is other vehicles. recommended that the vehicle speed be limited to 80 km/h (50 mph). To conserve the tread of GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

348 Vehicle Care Do not mix the compact spare tire or Jump Starting wheel with other wheels or tires. Warning (Continued) They will not fit. Keep the spare tire and its wheel together. Jump Starting - North HANDLING. For more information America go to www.P65Warnings.ca.gov/ passenger-vehicle. Caution For more information about the vehicle battery, see Battery - North Tire chains will not fit the compact America 0 297. See California Proposition spare. Using them can damage 65 Warning 0 273 and the back the vehicle and the chains. Do not If the battery has run down, try to cover. use tire chains on the compact use another vehicle and some spare. jumper cables to start your vehicle. Be sure to use the following steps to { Warning do it safely. 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 - 4/16/19

Vehicle Care 349 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 - 4/16/19

350 Vehicle Care 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 - 4/16/19

Vehicle Care 351 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 - 4/16/19

352 Vehicle Care 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 0 352. 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 - 4/16/19

Vehicle Care 353 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 - 4/16/19

354 Vehicle Care 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 - 4/16/19

Vehicle Care 355

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 0 376. 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 - 4/16/19

356 Vehicle Care 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 - 4/16/19

Vehicle Care 357 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 - 4/16/19

358 Vehicle Care 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 0 376. 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 - 4/16/19

Vehicle Care 359 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 - 4/16/19

360 Vehicle Care 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 - 4/16/19

Vehicle Care 361 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 - 4/16/19

362 Vehicle Care 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 - 4/16/19

Vehicle Care 363 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 - 4/16/19

364 Vehicle Care 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 - 4/16/19

Service and Maintenance 365 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 ...... 365 protect against major repair Caution expenses resulting from neglect or Maintenance Schedule inadequate maintenance. It may Damage caused by improper Maintenance Schedule ...... 367 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 ...... 373 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 ...... 373 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 ...... 376 scheduling to assist with service or lubricants that are not Maintenance Replacement needs. approved by GM could damage Parts ...... 377 the vehicle, requiring expensive Your dealer recognizes the repairs that are not covered by Maintenance Records importance of providing Maintenance Records ...... 379 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 - 4/16/19

366 Service and Maintenance The Tire Rotation and Required Refer to the information in the Services are the responsibility of the Maintenance Schedule Additional Warning (Continued) vehicle owner. It is recommended to Required Services - Normal chart. have your dealer perform these and equipment are available. The Additional Required Services - If they are not, see your dealer to services every 12 000 km/7,500 mi. Severe are for vehicles that are: Proper vehicle maintenance helps to have a trained technician do the keep the vehicle in good working . Mainly driven in heavy city traffic work. See Doing Your Own condition, improves fuel economy, in hot weather. Service Work 0 274. and reduces vehicle emissions. . Mainly driven in hilly or Because of the way people use mountainous terrain. vehicles, maintenance needs vary. . Frequently towing a trailer. There may need to be more frequent checks and services. The . Used for high speed or 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 { Warning surfaces within legal driving limits. Performing maintenance work can be dangerous and can cause . Use the recommended fuel. See serious injury. Perform Recommended Fuel (LYX - 1.5L maintenance work only if the L4 Turbo Engine) 0 248 or Recommended Fuel (LTG - 2.0L required information, proper tools, L4 Turbo Engine) 0 248. (Continued) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Service and Maintenance 367 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 327. Engine Oil 0 282. system when the oil is changed. . Check engine oil level and oil 0 Once a Month See Engine Oil Life System 286. 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 282 and 320. 0 changed or when the WATER IN Engine Oil Life System 286. . Inspect the tires for wear. See FUEL CONTACT SERVICE . Check engine coolant level. See Tire Inspection 0 327. message displays. Cooling System 0 289. . Check the windshield washer Air Conditioning Desiccant . Check windshield washer fluid fluid level. See Washer Fluid level. See Washer Fluid 0 295. 0 295. (Replace Every Seven Years) The air conditioning system requires . Check tire inflation pressures. Engine Oil Change maintenance every seven years. See Tire Pressure 0 320. 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 0 327. 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 0 287. for up to a year. The engine oil and GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

368 Service and Maintenance . Inspect brake system. See . Visually inspect fuel system for . Check tire sealant expiration Exterior Care 0 355. 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 335. 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 33. rubber boots, loose or missing Exterior Care 0 355. parts, or signs of wear at least once a year. See Exterior Care . Check starter switch. See Starter 0 355. Switch Check 0 298. . 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 0 299. . 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. 0 301. . Check restraint system components. See Safety System Check 0 56. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Service and Maintenance 369

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 - 4/16/19

370 Service and Maintenance Footnotes — Maintenance (4) Or every four years, whichever (10) Or every 10 years, whichever Schedule Additional Required comes first. If driving in dusty comes first. See Gas Strut(s) 0 301. Services - Normal conditions, inspect the filter at each (11) Replace air conditioning oil change or more often as needed. (1) Or every two years, whichever 0 desiccant every seven years. comes first. More frequent See Engine Air Cleaner/Filter 287. 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. 0 289. (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 0 296. 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 0 299. with severe dust, off-road driving, or towing a trailer for extended periods. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Service and Maintenance 371

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 - 4/16/19

372 Service and Maintenance Footnotes — Maintenance (4) Or every four years, whichever (10) Or every 10 years, whichever Schedule Additional Required comes first. If driving in dusty comes first. See Gas Strut(s) 0 301. Services - Severe conditions, inspect the filter at each (11) Replace air conditioning oil change or more often as needed. (1) Or every two years, whichever 0 desiccant every seven years. comes first. More frequent See Engine Air Cleaner/Filter 287. 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. 0 289. (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 0 296. 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 0 299. with severe dust, off-road driving, or towing a trailer for extended periods. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Service and Maintenance 373 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 0 355. 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 - 4/16/19

374 Service and Maintenance . 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 376 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 - 4/16/19

Service and Maintenance 375 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 0 360 and Wiper blades need to be cleaned Exterior Care 0 355. 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 - 4/16/19

376 Service and Maintenance 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 0 289. Engine Oil (Diesel) Engine oil meeting the dexos2 specification of the proper SAE viscosity grade. ACDelco dexos2 is recommended. See Engine Oil 0 282. Engine Oil (Gasoline) Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 0 282. 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 - 4/16/19

Service and Maintenance 377

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 Spark Plugs 1.5L L4 Gas Engine 12683541 41-156 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

378 Service and Maintenance

Part GM Part Number ACDelco Part Number 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 - 4/16/19

Service and Maintenance 379 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 - 4/16/19

380 Technical Data Vehicle Identification parts. See “Engine Specifications” Technical Data under Capacities and Specifications 0 Vehicle Identification 381 for the vehicle's engine code. Vehicle Identification Number (VIN) Vehicle Identification Service Parts Number (VIN) ...... 380 Identification Service Parts Identification . . . 380 There may be a large barcode on Vehicle Data the certification label on the center Capacities and pillar that you can scan for the Specifications ...... 381 following information: Engine Drive Belt Routing . . . . 383 . Vehicle Identification This legal identifier is in the front Number (VIN) corner of the instrument panel, on . Model designation the driver side of the vehicle. It can be seen through the windshield from . Paint information outside. The Vehicle Identification . Production options Number (VIN) also appears on the If there is not a large barcode on Vehicle Certification and Service this label, then you will find this Parts labels and certificates of title same information on a label inside and registration. of the glove box. Engine Identification The eighth character in the VIN is the engine code. This code identifies the vehicle's engine, specifications, and replacement GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Technical Data 381 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 - 4/16/19

382 Technical Data

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 - 4/16/19

Technical Data 383 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 - 4/16/19

384 Customer Information Reporting Safety Defects Customer Information Customer Reporting Safety Defects to Information the United States Government ...... 394 Customer Satisfaction Reporting Safety Defects to Procedure Customer Information the Canadian Your satisfaction and goodwill are Customer Satisfaction Government ...... 394 important to your dealer and to Procedure ...... 384 Reporting Safety Defects to GMC. Normally, any concerns with General Motors ...... 395 Customer Assistance the sales transaction or the Offices ...... 386 Vehicle Data Recording and operation of the vehicle will be Customer Assistance for Text resolved by your dealer's sales or Telephone (TTY) Users . . . . . 387 Privacy Vehicle Data Recording and service departments. Sometimes, Online Owner Center ...... 387 however, despite the best intentions GM Mobility Reimbursement Privacy ...... 395 Cybersecurity ...... 396 of all concerned, misunderstandings Program ...... 387 can occur. If your concern has not Roadside Assistance Event Data Recorders ...... 396 OnStar ...... 397 been resolved to your satisfaction, Program ...... 388 the following steps should be taken: Scheduling Service Infotainment System ...... 397 Appointments ...... 389 STEP ONE : Discuss your concern Courtesy Transportation with a member of dealership Program ...... 390 management. Normally, concerns Collision Damage Repair . . . . . 391 can be quickly resolved at that level. Publication Ordering If the matter has already been Information ...... 393 reviewed with the sales, service, Radio Frequency or parts manager, contact the owner Statement ...... 394 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 - 4/16/19

Customer Information 385 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 Council of Better Business Bureaus, or 1-800-263-7854 (French). after following the procedure Inc. We encourage you to call the outlined in Steps One and Two, you 3033 Wilson Blvd. toll-free number in order to give your can file with the Better Business Suite 600 inquiry prompt attention. Have the Bureau (BBB) Auto Line Program to Arlington, VA 22201 enforce your rights. following information available to Telephone: 1-800-955-5100 give the Customer Assistance The BBB Auto Line Program is an http://www.bbb.org/council/ representative: out-of-court program administered programs-services/ . Vehicle Identification by the Council of Better Business dispute-handling-and-resolution/ Number (VIN). This is available Bureaus to settle automotive bbb-auto-line disputes regarding vehicle repairs or from the vehicle registration or This program is available in all title, or the plate at the top left of the interpretation of the New Vehicle Limited Warranty. Although you may 50 states and the District of the instrument panel and visible Columbia. Eligibility is limited by through the windshield. be required to resort to this informal dispute resolution program prior to vehicle age, mileage, and other . Dealership name and location. filing a court action, use of the factors. General Motors reserves . Vehicle delivery date and program is free of charge and your the right to change eligibility present mileage. case will generally be heard within limitations and/or discontinue its 40 days. If you do not agree with the participation in this program. When contacting GMC, remember decision given in your case, you STEP THREE — Canadian that your concern will likely be may reject it and proceed with any resolved at a dealer's facility. That is Owners : In the event that you do other venue for relief available not feel your concerns have been why we suggest following Step One to you. first. addressed after following the procedure outlined in Steps One GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

386 Customer Information and Two, General Motors of Canada Mediation/Arbitration Program www.gmc.com Company wants you to be aware of c/o Customer Care Centre 1-800-GMC-8782 (1-800-462-8782) its participation in a no-charge General Motors of Canada 1-888-889-2438 (For Text Mediation/Arbitration Program. Company Telephone devices (TTYs)) General Motors of Canada Mail Code: CA1-163-005 Roadside Assistance: Company has committed to binding 1908 Colonel Sam Drive 1-888-881-3302 arbitration of owner disputes Oshawa, Ontario L1H 8P7 From U.S. Virgin Islands: involving factory-related vehicle Your inquiry should be accompanied service claims. The program by the Vehicle Identification 1-800-496-9994 provides for the review of the facts Number (VIN). involved by an impartial third party Canada arbiter, and may include an informal Customer Assistance General Motors of Canada hearing before the arbiter. The Company program is designed so that the Offices Customer Care Centre, Mail Code: entire dispute settlement process, GMC encourages customers to call CA1-163-005 from the time you file your complaint the toll-free number for assistance. 1908 Colonel Sam Drive to the final decision, should be However, if a customer wishes to Oshawa, Ontario L1H 8P7 completed in about 70 days. We write or e-mail GMC, the letter www.gmc.ca believe our impartial program offers should be addressed to: advantages over courts in most 1-800-263-3777 (English) jurisdictions because it is informal, United States and Puerto Rico 1-800-263-7854 (French) quick, and free of charge. 1-800-263-3830 (For Text GMC Customer Assistance Center Telephone Devices (TTYs)) For further information concerning P.O. Box 33172 Roadside Assistance: eligibility in the Canadian Motor Detroit, MI 48232-5172 1-800-268-6800 Vehicle Arbitration Plan (CAMVAP), call toll-free 1-800-207-0685, or call Overseas the General Motors Customer Care Please contact the local General Centre, 1-800-263-3777 (English), Motors Business Unit. 1-800-263-7854 (French), or write to: GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Customer Information 387 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 380. 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 To learn about the GM Mobility videos. program, see www.gmmobility.com or call the GM Mobility Assistance GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

388 Customer Information Center at 1-800-323-9935. Text . Location of the vehicle driver if they decide the claims are Telephone (TTY) users, call . Model, year, color, and license made too often, or the same type of 1-800-833-9935. plate number of the vehicle claim is made many times. General Motors of Canada also has . Odometer reading, Vehicle Services Provided a Mobility program. See www.gm.ca Identification Number (VIN), and . Emergency Fuel Delivery: or call 1-800-GM-DRIVE delivery date of the vehicle (800-463-7483) for details. TTY Delivery of enough fuel for the users call 1-800-263-3830. . Description of the problem vehicle to get to the nearest service station. Coverage Roadside Assistance . Lock-Out Service: Service to Program Services are provided for the unlock the vehicle if you are duration of the vehicle's powertrain locked out. A remote unlock may For U.S.-purchased vehicles, call warranty. be available if you have OnStar. 1-888-881-3302; (Text Telephone In the U.S., anyone driving the For security reasons, the driver (TTY): 1-888-889-2438). vehicle is covered. In Canada, a must present identification For Canadian-purchased vehicles, person driving the vehicle without before this service is given. call 1-800-268-6800. permission from the owner is not . Emergency Tow from a Public Service is available 24 hours a day, covered. Road or Highway: Tow to the 365 days a year. Roadside Assistance is not a part of nearest GMC dealer for warranty the New Vehicle Limited Warranty. service, or if the vehicle was in a Calling for Assistance General Motors North America and crash and cannot be driven. When calling Roadside Assistance, GMC reserve the right to make any Assistance is not given when the have the following information changes or discontinue the vehicle is stuck in the sand, ready: Roadside Assistance program at mud, or snow. any time without notification. . Your name, home address, and . Flat Tire Change: Service to home telephone number General Motors North America and change a flat tire with the spare GMC reserve the right to limit tire. The spare tire, if equipped, Telephone number of your . services or payment to an owner or must be in good condition and location properly inflated. It is the owner's GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Customer Information 389 responsibility for the repair or regularly traveled or maintained Assistance advisor may give replacement of the tire if it is not public road, which includes ice and permission to get local covered by the warranty. winter roads. Off-road use is not emergency road service. You will . Battery Jump Start: Service to covered. receive payment, up to $100, jump start a dead battery. after sending the original receipt Services Specific to to Roadside Assistance. . Trip Interruption Benefits and Canadian-Purchased Vehicles Mechanical failures may be Assistance: If your trip is . Fuel Delivery: Reimbursement covered, however any cost for interrupted due to a warranty is up to 7 L. Diesel fuel delivery parts and labor for repairs not event, incidental expenses may may be restricted. Propane and covered by the warranty are the be reimbursed within the other fuels are not provided owner responsibility. Powertrain warranty period. through this service. Items considered are reasonable Scheduling Service and customary hotel, meals, . Lock-Out Service: Vehicle rental car, or a vehicle being registration is required. Appointments delivered back to the customer, . Trip Interruption Benefits and When the vehicle requires warranty up to 500 miles. Assistance: Must be over service, contact your dealer and Services Not Included in 150 km from where your trip was request an appointment. By started to qualify. scheduling a service appointment Roadside Assistance Pre-authorization, original and advising the service consultant . Impound towing caused by detailed receipts, and a copy of of your transportation needs, your violation of any laws the repair orders are required. dealer can help minimize your inconvenience. . Legal fines Once authorization has been received, the Roadside If the vehicle cannot be scheduled . Mounting, dismounting, Assistance advisor will help to into the service department or changing of snow tires, make arrangements and explain immediately, keep driving it until it chains, or other traction devices how to receive payment. can be scheduled for service, Service is not provided if a vehicle . Alternative Service: If unless, of course, the problem is is in an area that is not accessible assistance cannot be provided to the service vehicle or is not a right away, the Roadside GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

390 Customer Information safety related. If it is, please call entitled “Limited Warranty and amounts should reflect actual costs your dealership, let them know this, Owner Assistance Information” and be supported by original and ask for instructions. furnished with each new vehicle receipts. See your dealer for If your dealer requests you to bring provides detailed warranty coverage information. information. the vehicle for service, you are Courtesy Rental Vehicle urged to do so as early in the work Transportation Options day as possible to allow for For an overnight warranty repair, the same-day repair. Warranty service can generally be dealer may provide an available completed while you wait. However, courtesy rental vehicle or provide for Courtesy Transportation if you are unable to do so, your reimbursement of a rental vehicle. dealer may offer the following Reimbursement is limited and must Program transportation options: be supported by original receipts as well as a signed and completed To enhance your ownership Shuttle Service experience, we and our participating rental agreement and meet state/ dealers are proud to offer Courtesy This includes one-way or round-trip provincial, local, and rental vehicle Transportation, a customer support shuttle service within reasonable provider requirements. program for vehicles with the time and distance parameters of Requirements vary and may include Bumper-to-Bumper (Base Warranty your dealer's area. minimum age requirements, Coverage period in Canada), insurance coverage, credit card, etc. Public Transportation or Fuel Additional fees such as fuel, rental extended powertrain, and/or Reimbursement hybrid-specific warranties in both vehicle insurance, taxes, levies, the U.S. and Canada. If overnight warranty repairs are usage fees, excessive mileage, needed, and public transportation is or rental usage beyond the Several Courtesy Transportation used, the expense must be completion of the repair are also options are available to assist in supported by original receipts and your responsibility. reducing inconvenience when within the maximum amount allowed warranty repairs are required. It may not be possible to provide a by GM. If U.S. customers arrange like vehicle as a courtesy rental. Courtesy Transportation is not a their own transportation, limited part of the New Vehicle Limited reimbursement for reasonable fuel Warranty. A separate booklet expenses may be available. Claim GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Customer Information 391 Additional Program Collision Parts Aftermarket collision parts are also available. These are made by Information Genuine GM Collision parts are new companies other than GM and may parts made with the same materials All program options, such as shuttle not have been tested for the vehicle. and construction methods as the service, may not be available at As a result, these parts may fit parts with which the vehicle was every dealer. Contact your dealer poorly, exhibit premature durability/ originally built. Genuine GM for specific availability. corrosion problems, and may not Collision parts are the best choice to General Motors reserves the right to perform properly in subsequent ensure that the vehicle's designed unilaterally modify, change, collisions. Aftermarket parts are not appearance, durability, and safety or discontinue Courtesy covered by the GM New Vehicle are preserved. The use of Genuine Transportation at any time and to Limited Warranty, and any vehicle GM parts can help maintain the GM resolve all questions of claim failure related to such parts is not New Vehicle Limited Warranty. eligibility pursuant to the terms and covered by that warranty. conditions described herein at its Recycled original equipment parts sole discretion. may also be used for repair. These Repair Facility parts are typically removed from GM also recommends that you Collision Damage Repair vehicles that were total losses in choose a collision repair facility that prior crashes. In most cases, the meets your needs before you ever If the vehicle is involved in a parts being recycled are from need collision repairs. Your dealer collision and it is damaged, have the undamaged sections of the vehicle. may have a collision repair center damage repaired by a qualified A recycled original equipment GM with GM-trained technicians and technician using the proper part may be an acceptable choice to state-of-the-art equipment, or be equipment and quality replacement maintain the vehicle's originally able to recommend a collision repair parts. Poorly performed collision designed appearance and safety center that has GM-trained repairs diminish the vehicle resale performance; however, the history of technicians and comparable value, and safety performance can these parts is not known. Such parts equipment. be compromised in subsequent are not covered by the GM New collisions. Vehicle Limited Warranty, and any related failures are not covered by that warranty. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

392 Customer Information Insuring the Vehicle parts. Read the lease carefully, as . Vehicle make, model, and you may be charged at the end of model year Protect your investment in the GM the lease for poor quality repairs. vehicle with comprehensive and . Vehicle Identification collision insurance coverage. There If a Crash Occurs Number (VIN) are significant differences in the If there has been an injury, call . Insurance company and policy quality of coverage afforded by number various insurance policy terms. emergency services for help. Do not Many insurance policies provide leave the scene of a crash until all . General description of the reduced protection to the GM matters have been taken care of. damage to the other vehicle vehicle by limiting compensation for Move the vehicle only if its position puts you in danger, or you are Choose a reputable repair facility damage repairs through the use of that uses quality replacement parts. aftermarket collision parts. Some instructed to move it by a police officer. See “Collision Parts” earlier in this insurance companies will not section. specify aftermarket collision parts. Give only the necessary information When purchasing insurance, we to police and other parties involved If the airbag has inflated, see What recommend that you ensure that the in the crash. Will You See after an Airbag Inflates? 0 62. vehicle will be repaired with GM For emergency towing see original equipment collision parts. Roadside Assistance Program Managing the Vehicle Damage If such insurance coverage is not 0 388. Repair Process available from your current insurance carrier, consider switching Gather the following information: In the event that the vehicle requires damage repairs, GM recommends to another insurance carrier. . Driver name, address, and that you take an active role in its telephone number If the vehicle is leased, the leasing repair. If you have a pre-determined company may require you to have . Driver license number repair facility of choice, take the insurance that ensures repairs with vehicle there, or have it towed there. Genuine GM Original Equipment . Owner name, address, and telephone number Specify to the facility that any Manufacturer (OEM) parts or required replacement collision parts Genuine Manufacturer replacement . Vehicle license plate number be original equipment parts, either new Genuine GM parts or recycled GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Customer Information 393 original GM parts. Remember, Publication Ordering Current and Past Models recycled parts will not be covered by Service manuals and customer the GM vehicle warranty. Information literature are available for many Insurance pays the bill for the repair, Service Manuals current and past model year GM but you must live with the repair. Service manuals have the diagnosis vehicles. Depending on your policy limits, and repair information on the To order, call 1-800-551-4123 your insurance company may engine, transmission, axle, Monday Friday, 8:00 a.m. 6:00 p.m. initially value the repair using – – suspension, brakes, electrical eastern time aftermarket parts. Discuss this with system, steering system, body, etc. the repair professional, and insist on For credit card orders only (VISA, Genuine GM parts. Remember, Customer Literature MasterCard, or Discover), see if the vehicle is leased, you may be Helm, Inc. at: www.helminc.com. Owner’s manuals are written obligated to have the vehicle specifically for owners and are To order by mail, write to: repaired with Genuine GM parts, intended to provide basic Helm, Incorporated even if your insurance coverage operational information about the does not pay the full cost. Attention: Customer Service vehicle. The owner’s manual 47911 Halyard Drive If another party's insurance includes the Maintenance Schedule Plymouth, MI 48170 company is paying for the repairs, for all models. Make checks payable in U.S. funds. you are not obligated to accept a Customer literature publications repair valuation based on that available for purchase include insurance company's collision policy owner’s manuals, warranty repair limits, as you have no manuals, infotainment manuals, and contractual limits with that company. portfolios. Portfolios include an In such cases, you can have control owner’s manual, warranty manual, of the repair and parts choices as infotainment manual, if applicable, long as the cost stays within and zip lock bag or pouch. reasonable limits. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

394 Customer Information Radio Frequency Reporting Safety To contact NHTSA, you may call Statement the Vehicle Safety Hotline Defects toll-free at 1-888-327-4236 (TTY: This vehicle has systems that 1-800-424-9153); go to http:// operate on a radio frequency that Reporting Safety Defects www.safercar.gov; or write to: complies with Part 15/Part 18 of the to the United States Federal Communications Administrator, NHTSA Commission (FCC) rules and with Government 1200 New Jersey Avenue, S.E. Innovation, Science and Economic If you believe that your vehicle Washington, D.C. 20590 Development (ISED) Canada's has a defect which could cause RSP-100 / ICES-GEN. You can also obtain other a crash or could cause injury or information about motor vehicle Operation is subject to the following death, you should immediately safety from http:// two conditions: inform the National Highway www.safercar.gov. 1. The device may not cause Traffic Safety Administration harmful interference. (NHTSA) in addition to notifying Reporting Safety Defects 2. The device must accept any General Motors. to the Canadian interference received, including If NHTSA receives similar Government interference that may cause complaints, it may open an If you live in Canada, and you undesired operation of the investigation, and if it finds that device. believe that the vehicle has a a safety defect exists in a group safety defect, notify Transport Changes or modifications to any of of vehicles, it may order a recall these systems by other than an Canada immediately, and notify and remedy campaign. General Motors of Canada authorized service facility could void However, NHTSA cannot authorization to use this equipment. Company. Call Transport become involved in individual Canada at 1-800-333-0510; problems between you, your go to: dealer, or General Motors. www.tc.gc.ca/recalls (English) GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

Customer Information 395 www.tc.gc.ca/rappels (French) In Canada, call 1-800-263-3777 Vehicle Data or write to: (English) or 1-800-263-7854 (French), or write: Recording and Transport Canada General Motors of Canada Privacy Motor Vehicle Safety Directorate Company Defect Investigations and Customer Care Centre, Mail Code: The vehicle has a number of Recalls Division CA1-163-005 computers that record information 80 Noel Street 1908 Colonel Sam Drive about the vehicle’s performance and Gatineau, QC J8Z 0A1 Oshawa, Ontario L1H 8P7 how it is driven or used. For example, the vehicle uses computer In Mexico, call 01-800-466-0812 or modules to monitor and control Reporting Safety Defects 01-800-466-0801. engine and transmission to General Motors In other Central America and performance, to monitor the In addition to notifying NHTSA (or Caribbean Countries, call conditions for airbag deployment Transport Canada) in a situation like 52-722-236-0680. and deploy them in a crash, and, this, notify General Motors. if equipped, to provide antilock braking to help the driver control the In the U.S., call 1-800-GMC-8782 vehicle. These modules may store (1-800-462-8782), or write: data to help the dealer technician GMC Customer Assistance Center service the vehicle or to help GM P.O. Box 33172 improve safety or features. Some Detroit, MI 48232-5172 modules may also store data about how the vehicle is operated, such as rate of fuel consumption or average speed. These modules may retain personal preferences, such as radio presets, seat positions, and temperature settings. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

396 Customer Information Cybersecurity your vehicle to any unknown or . Whether or not the driver and untrusted networks (such as passenger safety belts were GM collects information about the Bluetooth, WIFI or similar buckled/fastened; use of your vehicle including technology). In the event you . How far (if at all) the driver was operational and safety related suspect any security incident information. We collect this depressing the accelerator and/ impacting your data or the safe or brake pedal; and, information to provide, evaluate, operation of your vehicle, please improve, and troubleshoot our stop operating your vehicle and . How fast the vehicle was products and services and to contact your dealer. traveling. develop new products and services. These data can help provide a The protection of vehicle electronics Event Data Recorders better understanding of the systems and customer data from circumstances in which crashes and unauthorized outside electronic This vehicle is equipped with an injuries occur. access or control is important to event data recorder (EDR). The GM. GM maintains appropriate main purpose of an EDR is to Note security standards, practices, record, in certain crash or near EDR data are recorded by your guidelines and controls aimed at crash-like situations, such as an air vehicle only if a non-trivial crash defending the vehicle and the bag deployment or hitting a road situation occurs; no data are vehicle service ecosystem against obstacle, data that will assist in recorded by the EDR under normal unauthorized electronic access, understanding how a vehicle’s driving conditions and no personal detecting possible malicious activity systems performed. The EDR is data (e.g., name, gender, age, and in related networks, and responding designed to record data related to crash location) are recorded. to suspected cybersecurity incidents vehicle dynamics and safety However, other parties, such as law in a timely, coordinated and effective systems for a short period of time, enforcement, could combine the manner. Security incidents could typically 30 seconds or less. The EDR data with the type of impact your safety or compromise EDR in this vehicle is designed to personally identifying data routinely your private data. To minimize record such data as: acquired during a crash security risks, please do not connect . How various systems in your investigation. 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 - 4/16/19

Customer Information 397 To read data recorded by an EDR, OnStar Infotainment System special equipment is required, and access to the vehicle or the EDR is If the vehicle is equipped with If the vehicle is equipped with a needed. In addition to the vehicle OnStar and has an active service navigation system as part of the manufacturer, other parties, such as plan, additional data may be infotainment system, use of the law enforcement, that have the collected and transmitted through system may result in the storage of special equipment, can read the the OnStar system. This includes destinations, addresses, telephone information if they have access to information about the vehicle’s numbers, and other trip information. the vehicle or the EDR. operation; collisions involving the See the infotainment manual for vehicle; the use of the vehicle and information on stored data and for GM will not access these data or its features, including infotainment; deletion instructions. share it with others except: with the and the location and approximate consent of the vehicle owner or, GPS speed of the vehicle. Refer to if the vehicle is leased, with the the OnStar Terms and Conditions consent of the lessee; in response and Privacy Statement on the to an official request by police or OnStar website. similar government office; as part of GM's defense of litigation through See OnStar Additional Information 0 the discovery process; or, as 400. required by law. Data that GM collects or receives may also be used for GM research needs or may be made available to others for research purposes, where a need is shown and the data is not tied to a specific vehicle or vehicle owner. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

398 OnStar 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 ...... 398 The OnStar system status light is OnStar Services next to the OnStar buttons. If the Emergency ...... 399 status light is: Security ...... 400 = Voice Command Button . Solid Green: System is ready. OnStar Additional Information . Flashing Green: On a call. OnStar Additional Q Blue OnStar Button Information ...... 400 > 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 - 4/16/19

OnStar 399 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 - 4/16/19

400 OnStar 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 - 4/16/19

OnStar 401 . 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 394. 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 - 4/16/19

402 OnStar 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 0 270. 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 - 4/16/19

OnStar 403 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 - 4/16/19

404 OnStar OTHERWISE, ARISING FROM, For the purposes of this copyright Permission is granted to anyone to OUT OF OR IN CONNECTION and license, “Info-ZIP” is defined as use this software for any purpose, WITH THE SOFTWARE OR THE the following set of individuals: including commercial applications, USE OR OTHER DEALINGS IN Mark Adler, John Bush, Karl Davis, and to alter it and redistribute it THE SOFTWARE. Harald Denker, Jean-Michel Dubois, freely, subject to the following Except as contained in this notice, Jean-loup Gailly, Hunter Goatley, Ed restrictions: the name of a copyright holder shall Gordon, Ian Gorman, Chris 1. Redistributions of source code not be used in advertising or Herborth, Dirk Haase, Greg Hartwig, must retain the above copyright otherwise to promote the sale, use Robert Heath, Jonathan Hudson, notice, definition, disclaimer, or other dealings in this Software Paul Kienitz, David Kirschbaum, and this list of conditions. without prior written authorization of Johnny Lee, Onno van der Linden, 2. Redistributions in binary form the copyright holder. Igor Mandrichenko, Steve P. Miller, (compiled executables) must Sergio Monesi, Keith Owens, unzip: reproduce the above copyright George Petrov, Greg Roelofs, Kai notice, definition, disclaimer, This is version 2005-Feb-10 of the Uwe Rommel, Steve Salisbury, and this list of conditions in Info-ZIP copyright and license. The Dave Smith, Steven M. Schweda, documentation and/or other definitive version of this document Christian Spieler, Cosmin Truta, materials provided with the should be available at ftp:// Antoine Verheijen, Paul von Behren, distribution. The sole exception ftp.info-zip.org/pub/infozip/ Rich Wales, Mike White. to this condition is redistribution license.html indefinitely. This software is provided “as is,” of a standard UnZipSFX binary Copyright (c) 1990-2005 Info-ZIP. All without warranty of any kind, (including SFXWiz) as part of a rights reserved. express or implied. In no event shall self-extracting archive; that is Info-ZIP or its contributors be held permitted without inclusion of liable for any direct, indirect, this license, as long as the incidental, special or consequential normal SFX banner has not damages arising out of the use of or been removed from the binary inability to use this software. or disabled. GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

OnStar 405 3. Altered versions–including, but 4. Info-ZIP retains the right to use not limited to, ports to new the names “Info-ZIP,”“Zip,” operating systems, existing “UnZip,”“UnZipSFX,”“WiZ,” ports with new graphical “Pocket UnZip,”“Pocket Zip,” interfaces, and dynamic, and “MacZip” for its own shared, or static library source and binary releases. versions–must be plainly marked as such and must not 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). GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/ Mexico-13556230) - 2020 - CRC - 4/16/19

406 Connected Services 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 ...... 406 Press Q to receive Turn-by-Turn “OnStar ready,” then a tone. Connections ...... 407 Diagnostics ...... 408 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 - 4/16/19

Connected Services 407 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, numbers, 2. The Wi-Fi settings will display if equipped. and symbols 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 - 4/16/19

408 Connected Services vehicles, the SSID and . Check the vehicle’s fuel level, oil power locks are required. Data rates password can be changed in 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 - 4/16/19

Index 409 Index A Airbag System (cont'd) About Driving the Vehicle ...... 3 When Should an Airbag Accessories and Inflate? ...... 60 Modifications ...... 274 Where Are the Airbags? ...... 59 Accessory Power ...... 187 Airbags Adaptive Cruise Control ...... 219 Adding Equipment to the Add-On Electrical Equipment . . . 270 Vehicle ...... 68 Additional Information Passenger Status Indicator . . . .113 OnStar ...... 400 Readiness Light ...... 112 Additional Maintenance Servicing Airbag-Equipped and Care ...... 373 Vehicles ...... 67 Adjustments System Check ...... 57 Lumbar, Front Seats ...... 39 Alarm Air Cleaner/Filter, Engine ...... 287 Vehicle Security ...... 26 Air Conditioning ...... 153, 155 Alert Air Filter, Passenger Lane Change ...... 243 Compartment ...... 158 Side Blind Zone (SBZA) ...... 243 Air Vents ...... 158 All-Season Tires ...... 314 Airbag System All-Wheel Drive ...... 206, 298 Check ...... 69 Antilock Brake System (ABS) . . . 206 How Does an Airbag Warning Light ...... 117 Restrain? ...... 62 Appearance Care Passenger Sensing System . . . .63 Exterior ...... 355 What Makes an Airbag Interior ...... 360 Inflate? ...... 61 Assistance Program, What Will You See after an Roadside ...... 388 Airbag Inflates? ...... 62 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

410 Index Assistance Systems for Brake C Driving ...... 237 Parking, Electric ...... 207 Calibration ...... 96 Assistance Systems for System Warning Light ...... 116 California Parking and Backing ...... 231 Brakes ...... 295 Perchlorate Materials Auto Stop Antilock ...... 206 Requirements ...... 274 Stop/Start System ...... 184 Assist ...... 208 California Automatic Fluid ...... 296 Proposition Dimming Mirrors ...... 30 Braking ...... 165 65 Warning ...... 273,297, 348, Door Locks ...... 19 Automatic Back Cover Emergency Braking (AEB) . . . . 239 Emergency (AEB) ...... 239 Canadian Vehicle Owners ...... 2 Headlamp System ...... 147 Braking System Capacities and Transmission ...... 201 Front Pedestrian (FPB) ...... 241 Specifications ...... 381 Transmission Fluid ...... 287 Break-In, New Vehicle ...... 179 Carbon Monoxide Automatic Transmission Bulb Replacement Engine Exhaust ...... 191 Manual Mode ...... 205 Front Turn Signal Lamps . . . . . 303 Liftgate ...... 21 B Halogen Bulbs ...... 302 Winter Driving ...... 173 Headlamp Aiming ...... 302 Battery Cargo Headlamps ...... 302 Exterior Lighting Battery Cover ...... 90 High Intensity Discharge Saver ...... 151 Tie-Downs ...... 91 (HID) Lighting ...... 303 Load Management ...... 151 Caution, Danger, and Warning . . . . 3 License Plate Lamps ...... 304 Power Protection ...... 151 Center Console Storage ...... 90 Taillamps ...... 304 Battery - North America . . . .297, 348 Chains, Tire ...... 333 Buying New Tires ...... 329 Biodiesel ...... 251 Charging Blade Replacement, Wiper . . . . . 299 Wireless ...... 98 Charging System Light ...... 114 Check Engine Light (Malfunction Indicator) ...... 114 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

Index 411 Child Restraints Connections Customer Assistance (cont'd) Infants and Young Children . . . . .71 Connected Services ...... 407 Text Telephone (TTY) Lower Anchors and Tethers Control Users ...... 387 for Children ...... 76 Hill Descent ...... 213 Customer Information Older Children ...... 69 Traction and Electronic Publications Ordering Securing ...... 84, 86 Stability ...... 209 Information ...... 393 Systems ...... 73 Control Light Customer Satisfaction Circuit Breakers ...... 306 Hill Descent ...... 118 Procedure ...... 384 Cleaning Control of a Vehicle ...... 165 Cybersecurity ...... 396 Exterior Care ...... 355 Convenience Net ...... 91 D Interior Care ...... 360 Convex Mirrors ...... 29 Damage Repair, Collision ...... 391 Climate Control Systems ...... 153 Coolant Danger, Warning, and Caution . . . . 3 Air Conditioning ...... 153 Engine Temperature Gauge . . .111 Data Collection Dual Automatic ...... 155 Cooling ...... 153, 155 Infotainment System ...... 397 Heating ...... 153 Cooling System ...... 289 OnStar ...... 397 Clock ...... 97 Courtesy Lamps ...... 149 Data Recorders, Event ...... 396 Cluster, Instrument ...... 102, 106 Courtesy Transportation Daytime Running Cold Weather Operation ...... 252 Program ...... 390 Lamps (DRL) ...... 146 Collision Damage Repair ...... 391 Cover Defensive Driving ...... 164 Compact Spare Tire ...... 347 Cargo ...... 90 Delayed Locking ...... 19 Compartments Covers Diagnostics Storage ...... 89 Winter ...... 185 Connected Services ...... 408 Compass ...... 96 Cruise Control ...... 217 Diesel Exhaust Fluid ...... 195 Compressor Kit, Tire Sealant . . . 335 Light ...... 123 Diesel Exhaust Fluid (DEF) Connected Services Cruise Control, Adaptive ...... 219 Warning Light ...... 122 Connections ...... 407 Cupholders ...... 89 Diesel Particulate Filter ...... 192 Diagnostics ...... 408 Customer Assistance ...... 387 Distracted Driving ...... 163 Navigation ...... 406 Offices ...... 386 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

412 Index Dome Lamps ...... 149 Driving (cont'd) Engine (cont'd) Door Wet Roads ...... 171 Coolant Temperature Ajar Light ...... 123 Winter ...... 173 Gauge ...... 111 Delayed Locking ...... 19 Driving the Vehicle ...... 3 Cooling System ...... 289 Locks ...... 16 Dual Automatic Climate Drive Belt Routing ...... 383 Power Locks ...... 19 Control System ...... 155 Exhaust ...... 191 Drive Belt Routing, Engine ...... 383 E Heater ...... 186 Drive Systems Oil Life System ...... 286 Electric Parking Brake ...... 207 All-Wheel Drive ...... 206, 298 Oil Pressure Light ...... 121 Electric Parking Brake Light . . . . 117 Driver Assistance Systems . . . . . 229 Overheating ...... 293 Electrical Equipment, Driver Behavior ...... 162 Power Messages ...... 134 Add-On ...... 270 Driver Information Running While Parked ...... 192 Electrical System Center (DIC) ...... 124, 129 Starting ...... 181 Engine Compartment Fuse Driver Mode Control ...... 214 Engines Block ...... 306 Driving Diesel Fuel ...... 250 Fuses and Circuit Breakers . . . 306 Assistance Systems ...... 237 Entry Lighting ...... 150 Instrument Panel Fuse Better Fuel Economy ...... 163 Equipment, Towing ...... 268 Block ...... 309 Characteristics and Event Data Recorders ...... 396 Overload ...... 305 Towing Tips ...... 262 Exhaust Fluid Rear Compartment Fuse Defensive ...... 164 Diesel ...... 195 Block ...... 311 Drunk ...... 164 Exit Lighting ...... 150 Emergency Environment ...... 163 Extended Parking ...... 190 OnStar ...... 399 Hill and Mountain Roads ...... 172 Extender, Seat Belt ...... 56 Engine If the Vehicle is Stuck ...... 174 Exterior Lamp Controls ...... 144 Air Cleaner/Filter ...... 287 Loss of Control ...... 167 Exterior Lighting Battery Check Light (Malfunction Off-Road ...... 167 Saver ...... 151 Indicator) ...... 114 Off-Road Recovery ...... 166 Compartment Overview ...... 277 Vehicle Load Limits ...... 175 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

Index 413 F Front Turn Signal Lamps ...... 303 G Filter ...... 192 Fuel Garage Door Opener ...... 140 Replacement (Fuel) ...... 256 Additives ...... 249 Programming ...... 140 Filter, Biodiesel ...... 251 Gas Strut(s) ...... 301 Engine Air Cleaner ...... 287 Cold Weather Operation ...... 252 Gauges Flash-to-Pass ...... 146 Diesel Engines ...... 250 Engine Coolant Flashers, Hazard Warning ...... 147 Economy, Driving for Better . . . 163 Temperature ...... 111 Flat Tire ...... 334 Filling a Portable Fuel Fuel ...... 110 Changing ...... 342 Container ...... 260, 261 Odometer ...... 109 Floor Mats ...... 363 Filling the Tank ...... 256, 258 Speedometer ...... 109 Fluid Filter Replacement ...... 256 Tachometer ...... 109 Automatic Transmission ...... 287 Foreign Countries ...... 249 Trip Odometer ...... 109 Brakes ...... 296 Gauge ...... 110 Warning Lights and Washer ...... 295 Low Fuel Warning Light ...... 121 Indicators ...... 101 Fog Lamps ...... 148 Prohibited Fuels ...... 249 General Information Folding Mirrors ...... 29 Recommended ...... 248 Service and Maintenance . . . . . 365 Folding Seatback ...... 44 Running out of Fuel ...... 255 Towing ...... 261 Forward Collision Alert Top Tier ...... 247, 248 Vehicle Care ...... 273 (FCA) System ...... 237 Water in Fuel ...... 252 Glove Box ...... 89 Frequency Statement Fuel for Diesel Engines ...... 250 GM Mobility Reimbursement Radio ...... 394 Fuses Program ...... 387 Engine Compartment Fuse Front Fog Lamp H Light ...... 123 Block ...... 306 Halogen Bulbs ...... 302 Front Pedestrian Braking Fuses and Circuit Breakers . . . 306 Hazard Warning Flashers ...... 147 (FPB) System ...... 241 Instrument Panel Fuse Head Restraints ...... 36 Front Seats Block ...... 309 Headlamps Adjustment ...... 38 Rear Compartment Fuse Aiming ...... 302 Heated and Ventilated ...... 43 Block ...... 311 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

414 Index Headlamps (cont'd) How to Wear Seat Belts L Automatic ...... 147 Properly ...... 50 Labeling, Tire Sidewall ...... 315 Bulb Replacement ...... 302 HVAC ...... 153, 155 Lamps Daytime Running I Courtesy ...... 149 Lamps (DRL) ...... 146 Ignition Positions ...... 179 Daytime Running (DRL) ...... 146 Flash-to-Pass ...... 146 Immobilizer ...... 27 Dome ...... 149 High Intensity Discharge Indicator Exterior Controls ...... 144 (HID) Lighting ...... 303 Pedestrian Ahead ...... 119 Exterior Lighting Battery High-Beam On Light ...... 122 Vehicle Ahead ...... 118 Saver ...... 151 High/Low Beam Changer . . . . . 146 Infants and Young Children, Front Turn Signal ...... 303 Lamps On Reminder ...... 123 Restraints ...... 71 License Plate ...... 304 Heated Information Malfunction Indicator Rear Seats ...... 48 Publication Ordering ...... 393 (Check Engine) ...... 114 Steering Wheel ...... 94 Infotainment ...... 152 On Reminder ...... 123 Heated and Ventilated Front Infotainment System ...... 397 Reading ...... 149 Seats ...... 43 Instrument Cluster ...... 102, 106 Taillamps ...... 304 Heated Mirrors ...... 30 Instrument Panel Overview ...... 5 Lane Change Alert (LCA) ...... 243 Heater Interior Rearview Mirrors ...... 30 Lane Keep Assist (LKA) ...... 245 Engine ...... 186 Introduction ...... 2 Lane Keep Assist Light ...... 118 Heating ...... 153, 155 Lap-Shoulder Belt ...... 52 High-Beam On Light ...... 122 J LATCH System Hill and Mountain Roads ...... 172 Jump Starting - North Replacing Parts after a Hill Descent Control (HDC) . . . . . 213 America ...... 348 Crash ...... 83 Hill Descent Control Light ...... 118 K LATCH, Lower Anchors and Hill Start Assist (HSA) ...... 209 Keyless Entry Tethers for Children ...... 76 Hood ...... 275 Remote (RKE) System ...... 8 LED Lighting ...... 303 Horn ...... 94 Keys ...... 7 Liftgate ...... 21 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

Index 415 Lighting Lights (cont'd) M Entry ...... 150 Security ...... 122 Maintenance Exit ...... 150 Service Electric Parking Records ...... 379 Illumination Control ...... 149 Brake ...... 117 Maintenance and Care LED ...... 303 StabiliTrak OFF ...... 119 Additional ...... 373 Lights Tire Pressure ...... 120 Maintenance Schedule ...... 367 Airbag Readiness ...... 112 Tow/Haul Mode ...... 118 Recommended Fluids and Antilock Brake System Traction Control System Lubricants ...... 376 (ABS) Warning ...... 117 (TCS)/StabiliTrak ...... 120 Malfunction Indicator Lamp . . . . . 114 Brake System Warning ...... 116 Traction Off ...... 119 Manual Mode ...... 205 Charging System ...... 114 Wait to Start ...... 120 Memory Seats ...... 40 Check Engine (Malfunction Locks Messages Indicator) ...... 114 Automatic Door ...... 19 Engine Power ...... 134 Cruise Control ...... 123 Delayed Locking ...... 19 Vehicle ...... 133 Diesel Exhaust Fluid (DEF) . . . 122 Door ...... 16 Vehicle Speed ...... 134 Door Ajar ...... 123 Lockout Protection ...... 19 Mirrors Electric Parking Brake ...... 117 Power Door ...... 19 Automatic Dimming ...... 30 Engine Oil Pressure ...... 121 Safety ...... 20 Automatic Dimming Flash-to-Pass ...... 146 Loss of Control ...... 167 Rearview ...... 30 Front Fog Lamp ...... 123 Low Fuel Warning Light ...... 121 Convex ...... 29 High-Beam On ...... 122 Lower Anchors and Tethers Folding ...... 29 High/Low Beam Changer . . . . . 146 for Children (LATCH Heated ...... 30 Hill Descent Control ...... 118 System) ...... 76 Manual Rearview ...... 30 Lane Keep Assist ...... 118 Lumbar Adjustment ...... 39 Power ...... 29 Low Fuel Warning ...... 121 Front Seats ...... 39 Tilt in Reverse ...... 30 Seat Belt Reminders ...... 112 Mirrors, Interior Rearview ...... 30 Mode ...... 214 Driver Control ...... 214 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

416 Index Monitor System, Tire Outlets Power Pressure ...... 322 Power ...... 97 Door Locks ...... 19 N Overheating, Engine ...... 293 Mirrors ...... 29 Overview Outlets ...... 97 Navigation Instrument Panel ...... 5 Protection, Battery ...... 151 Connected Services ...... 406 Retained Accessory (RAP) . . . 187 Net, Convenience ...... 91 P Seat Adjustment ...... 38 New Vehicle Break-In ...... 179 Park Windows ...... 31 Shifting Out of ...... 188 O Pregnancy, Using Seat Belts . . . . 55 Park Assist ...... 231 Odometer ...... 109 Privacy Parking Trip ...... 109 Vehicle Data Recording ...... 395 Brake and P (Park) Off-Road ...... 167 Program Mechanism Check ...... 299 Driving ...... 167 Courtesy Transportation ...... 390 Extended ...... 190 Recovery ...... 166 Prohibited Fuels ...... 249 Over Things That Burn ...... 190 Oil Proposition Parking or Backing Engine ...... 282 65 Warning, Assistance Systems ...... 231 Engine Oil Life System ...... 286 California ...... 273,297, 348, Passenger Airbag Status Pressure Light ...... 121 Back Cover Indicator ...... 113 Older Children, Restraints ...... 69 Publication Ordering Passenger Compartment Air Online Owner Center ...... 387 Information ...... 393 Filter ...... 158 OnStar ...... 397 Passenger Sensing System . . . . . 63 OnStar Additional R Pedestrian Ahead Indicator . . . . . 119 Radio Frequency Statement . . . . 394 Information ...... 400 Perchlorate Materials Reading Lamps ...... 149 OnStar Emergency ...... 399 Requirements, California ...... 274 Rear Seats ...... 45 OnStar Overview ...... 398 Personalization Heated ...... 48 OnStar Security ...... 400 Vehicle ...... 134 Rear Vision Camera (RVC) . . . . . 231 Operation Rear Window Washer/Wiper . . . . . 96 Fog Lamps ...... 148 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

Index 417 Rearview Mirrors ...... 30 Restraints Seat Belts (cont'd) Automatic Dimming ...... 30 Where to Put ...... 75 Care ...... 56 Reclining Seatbacks ...... 39 Retained Accessory Extender ...... 56 Recommended Power (RAP) ...... 187 How to Wear Seat Belts Fuel ...... 248 Reverse Tilt Mirrors ...... 30 Properly ...... 50 Recommended Fluids and Roads Lap-Shoulder Belt ...... 52 Lubricants ...... 376 Driving, Wet ...... 171 Reminders ...... 112 Records Roadside Assistance Replacing after a Crash ...... 57 Maintenance ...... 379 Program ...... 388 Use During Pregnancy ...... 55 Recreational Vehicle Towing . . . . 352 Roof Seats Reimbursement Program, Sunroof ...... 33 Adjustment, Front ...... 38 GM Mobility ...... 387 Roof Rack System ...... 92 Folding Seatback ...... 44 Remote Keyless Entry (RKE) Rotation, Tires ...... 327 Head Restraints ...... 36 System ...... 8 Routing, Engine Drive Belt ...... 383 Heated and Ventilated Front . . . .43 Remote Vehicle Start ...... 15 Running out of Fuel ...... 255 Heated, Rear ...... 48 Replacement Parts Running the Vehicle While Lumbar Adjustment, Front ...... 39 Airbags ...... 69 Parked ...... 192 Memory ...... 40 Power Adjustment, Front ...... 38 Maintenance ...... 377 S Replacing Airbag System ...... 69 Rear ...... 45 Safety Defects Reporting Replacing LATCH System Reclining Seatbacks ...... 39 Canadian Government ...... 394 Parts after a Crash ...... 83 Securing Child Restraints . . . . 84, 86 General Motors ...... 395 Replacing Seat Belt System Security U.S. Government ...... 394 Parts after a Crash ...... 57 Light ...... 122 Safety Locks ...... 20 Reporting Safety Defects OnStar ...... 400 Safety System Check ...... 56 Canadian Government ...... 394 Vehicle ...... 26 Scheduling Appointments ...... 389 General Motors ...... 395 Vehicle Alarm ...... 26 Sealant Kit, Tire ...... 335 U.S. Government ...... 394 Service ...... 159 Seat Belts ...... 49 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

418 Index Service (cont'd) StabiliTrak Symbols ...... 3 Accessories and OFF Light ...... 119 System Modifications ...... 274 Start Assist, Hill ...... 209 Forward Collision Climate Control System ...... 153 Start Vehicle, Remote ...... 15 Alert (FCA) ...... 237 Doing Your Own Work ...... 274 Starter Switch Check ...... 298 Infotainment ...... 152, 397 Maintenance Records ...... 379 Starting the Engine ...... 181 Roof Rack ...... 92 Maintenance, General Steering ...... 165 Systems Information ...... 365 Heated Wheel ...... 94 Driver Assistance ...... 229 Parts Identification ...... 380 Wheel Adjustment ...... 94 T Scheduling Appointments . . . . . 389 Wheel Controls ...... 94 Tachometer ...... 109 Service Electric Parking Stop/Start System ...... 184 Taillamps ...... 304 Brake Light ...... 117 Storage Areas Text Telephone (TTY) Users . . . . 387 Services Cargo Cover ...... 90 Theft-Deterrent Systems ...... 28 Special Application ...... 373 Center Console ...... 90 Immobilizer ...... 27 Servicing the Airbag ...... 67 Convenience Net ...... 91 Time ...... 97 Shifting Glove Box ...... 89 Tires ...... 313 Into Park ...... 187 Roof Rack System ...... 92 All-Season ...... 314 Out of Park ...... 188 Sunglasses ...... 89 Buying New Tires ...... 329 Side Blind Zone Alert (SBZA) . . . 243 Storage Compartments ...... 89 Chains ...... 333 Signals, Turn and Storing the Tire Sealant and Changing ...... 342 Lane-Change ...... 148 Compressor Kit ...... 341 Compact Spare ...... 347 Spare Tire Struts Designations ...... 317 Compact ...... 347 Gas ...... 301 Different Size ...... 330 Special Application Services . . . . 373 Stuck Vehicle ...... 174 If a Tire Goes Flat ...... 334 Specifications and Summer Tires ...... 315 Inspection ...... 327 Capacities ...... 381 Sun Visors ...... 33 Pressure ...... 320 Speedometer ...... 109 Sunglass Storage ...... 89 Pressure Light ...... 120 Sunroof ...... 33 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

Index 419 Tires (cont'd) Traction Vehicle (cont'd) Pressure Monitor Operation . . 323 Control System Design ...... 163 Pressure Monitor System . . . . . 322 (TCS)/StabiliTrak Light ...... 120 Identification Number (VIN) . . . 380 Rotation ...... 327 Off Light ...... 119 Load Limits ...... 175 Sealant and Traction Control/Electronic Messages ...... 133 Compressor Kit ...... 335 Stability Control ...... 209 Personalization ...... 134 Sealant and Compressor Trailer Remote Start ...... 15 Kit, Storing ...... 341 Towing ...... 265 Security ...... 26 Sidewall Labeling ...... 315 Transmission Speed Messages ...... 134 Terminology and Definitions . . 318 Automatic ...... 201 Towing ...... 351 Uniform Tire Quality Fluid, Automatic ...... 287 Vehicle Ahead Indicator ...... 118 Grading ...... 331 Transportation Program, Vehicle Care Wheel Alignment and Tire Courtesy ...... 390 Storing the Tire Sealant Balance ...... 332 Trip Odometer ...... 109 and Compressor Kit ...... 341 Wheel Replacement ...... 332 Turn and Lane-Change Tire Pressure ...... 320 When It Is Time for New Signals ...... 148 Vehicle Data Recording and Tires ...... 328 Privacy ...... 395 U Winter ...... 314 Ventilation, Air ...... 158 Uniform Tire Quality Grading . . . 331 Top Tier Fuel ...... 247, 248 Visors ...... 33 Universal Remote System ...... 140 Tow/Haul Mode ...... 205 Operation ...... 142 W Tow/Haul Mode Light ...... 118 Programming ...... 140 Wait to Start Light ...... 120 Towing Using This Manual ...... 2 Warning Driving Characteristics ...... 262 Brake System Light ...... 116 Equipment ...... 268 V Caution and Danger ...... 3 General Information ...... 261 Vehicle Warning Lights, Gauges, and Recreational Vehicle ...... 352 Alarm System ...... 26 Indicators ...... 101 Trailer ...... 265 Canadian Owners ...... 2 Vehicle ...... 351 Control ...... 165 GMC Terrain/Terrain Denali Owner Manual (GMNA-Localizing-U.S./Canada/- Mexico-13556230) - 2020 - CRC - 4/16/19

420 Index Warnings Hazard Flashers ...... 147 Washer Fluid ...... 295 Water in Fuel ...... 252 Wheels Alignment and Tire Balance . . 332 Different Size ...... 330 Replacement ...... 332 When It Is Time for New Tires ...... 328 Where to Put the Restraint ...... 75 Windows ...... 31 Power ...... 31 Windshield Replacement ...... 300 Wiper/Washer ...... 94 Winter Driving ...... 173 Winter Cover ...... 185 Winter Tires ...... 314 Wiper Blade Replacement ...... 299 Wipers Rear Washer ...... 96 Wireless Charging ...... 98 Owner’s Manual Owner’s Terrain/Terrain Denali Terrain/Terrain gmc.com (U.S.) (Canada) gmccanada.ca

2020 Terrain/Terrain Denali 84314746 A 20_GMC_Terrain_TerrainDenali_COV_en_US_84314746A_2019APR18.ai 1 4/4/2019 9:36:47 AM 9:36:47 1 4/4/2019 20_GMC_Terrain_TerrainDenali_COV_en_US_84314746A_2019APR18.ai K Y M C CY MY CM CMY