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84234152 B Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Contents Introduction ...... 2 In Brief ...... 5 Keys, Doors, and Windows . . . . . 29 Seats and Restraints ...... 59 Storage ...... 112 Instruments and Controls ...... 117 Lighting ...... 159 Infotainment System ...... 167 Climate Controls ...... 168 Driving and Operating ...... 175 Vehicle Care ...... 240 Service and Maintenance . . . . . 330 Technical Data ...... 343 Customer Information ...... 346 Reporting Safety Defects ...... 356 OnStar ...... 360 Index ...... 372 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

2 Introduction Introduction This manual describes features that Helm, Incorporated may or may not be on the vehicle Attention: Customer Service because of optional equipment that 47911 Halyard Drive was not purchased on the vehicle, Plymouth, MI 48170 model variants, country USA specifications, features/applications that may not be available in your Using this Manual region, or changes subsequent to To quickly locate information about the printing of this owner’s manual. the vehicle, use the Index in the The names, logos, emblems, Refer to the purchase back of the manual. It is an slogans, vehicle model names, and documentation relating to your alphabetical list of what is in the vehicle body designs appearing in specific vehicle to confirm the manual and the page number where this manual including, but not limited features. it can be found. to, GM, the GM logo, BUICK, the BUICK Emblem, and REGAL are Keep this manual in the vehicle for trademarks and/or service marks of quick reference. Danger, Warning, and LLC, its Caution subsidiaries, affiliates, or licensors. Canadian Vehicle Owners Warning messages found on vehicle For vehicles first sold in Canada, A French language manual can be labels and in this manual describe substitute the name “General obtained from your dealer, at hazards and what to do to avoid or Motors of Canada Company” for www.helminc.com, or from: reduce them. Buick Motor Division wherever it appears in this manual. Propriétaires Canadiens On peut obtenir un exemplaire de ce guide en français auprès du concessionnaire ou à l'adresse suivante: Litho in U.S.A. Part No. 84234152 B Second Printing © 2018 General Motors LLC. All Rights Reserved. 2018i Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Introduction 3 A circle with a slash through it is a Vehicle Symbol Chart { Danger safety symbol which means “Do Here are some additional symbols Not,”“Do not do this,” or “Do not let Danger indicates a hazard with a that may be found on the vehicle this happen.” high level of risk which will result and what they mean. See the in serious injury or death. features in this manual for Symbols information. The vehicle has components and 9 : Readiness Light labels that use symbols instead of { Warning text. Symbols are shown along with # : Air Conditioning the text describing the operation or ! : Antilock System (ABS) Warning indicates a hazard that information relating to a specific $ : Brake System Warning Light could result in injury or death. component, control, message, gauge, or indicator. " : Charging System M : Shown when the owner’s I : Cruise Control Caution manual has additional instructions ` : Do Not Puncture or information. Caution indicates a hazard that ^ : Do Not Service * : Shown when the service could result in property or vehicle manual has additional instructions B : Coolant Temperature damage. or information. O : Exterior Lamps 0 : Shown when there is more _ : Flame/Fire Prohibited information on another page — . : Fuel Gauge “see page.” + : Fuses 3 : Headlamp High/Low-Beam Changer j : ISOFIX/LATCH System Child Restraints Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

4 Introduction * : Malfunction Indicator Lamp : : Oil Pressure O : Power / : Remote Vehicle Start > : Seat Belt Reminders 7 : Tire Pressure Monitor d : Traction Control/StabiliTrak a : Under Pressure M : Windshield Washer Fluid Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 5 Vehicle Features Driving for Better Fuel In Brief Infotainment System ...... 21 Economy ...... 28 Steering Wheel Controls ...... 21 Roadside Assistance Instrument Panel Cruise Control ...... 22 Program ...... 28 Driver Information Instrument Panel ...... 6 Center (DIC) ...... 22 Initial Drive Information Forward Collision Alert (FCA) Initial Drive Information ...... 8 System ...... 23 Stop/Start System ...... 8 Forward Automatic Remote Keyless Entry (RKE) Braking (FAB) ...... 23 System ...... 8 Front Pedestrian Braking (FPB) Remote Vehicle Start ...... 9 System ...... 23 Door Locks ...... 9 Lane Keep Assist (LKA) ...... 23 Liftgate ...... 10 Lane Change Alert (LCA) ...... 23 Windows ...... 10 Rear Vision Camera (RVC) . . . . 24 Seat Adjustment ...... 11 Rear Cross Traffic Alert (RCTA) Memory Features ...... 14 System ...... 24 Heated and Ventilated Seats . . . 15 Parking Assist ...... 24 Head Restraint Adjustment . . . . 15 Power Outlets ...... 24 Seat Belts ...... 15 Universal Remote System . . . . . 25 Passenger Sensing System . . . 16 Sunroof ...... 25 Mirror Adjustment ...... 16 Performance and Maintenance Steering Wheel Adjustment . . . . 17 Traction Control/Electronic Interior Lighting ...... 17 Stability Control ...... 26 Exterior Lighting ...... 18 Tire Pressure Monitor ...... 26 Windshield Wiper/Washer ...... 19 Fuel (2.0L Turbo Engine) ...... 27 Climate Controls ...... 20 Fuel (3.6L Engine) ...... 27 ...... 21 E85 or FlexFuel ...... 27 Engine Oil Life System ...... 27 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

6 In Brief Instrument Panel Instrument Panel Overview Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 7 1. Air Vents 0 173. Parking Assist Button (If Forward Collision Alert (FCA) Equipped). See Driver System 0 217 (If Equipped). 2. Turn and Lane-Change Signals 0 0 162. Assistance Systems 213. Heated Steering Wheel 0 118 0 Selective Ride Control (GS (If Equipped). 3. Instrument Cluster 124. 0 Models Only) 203. 20. Release. See Hood Driver Information Center (DIC) 0 0 Display. See Driver Information 12. Wireless Charging 121 (If 243. Center (DIC) 0 141. Equipped). 21. Exterior Lamp Controls 0 159. 13. Shift Lever. See Automatic 0 4. Windshield Wiper/Washer 0 Fog Lamps 162. 0 118. Transmission 194. 0 22. Instrument Panel Fuse Block 5. Hazard Warning Flashers 14. Electric Parking Brake 198. Cover. See Instrument Panel 0 162. 15. ENGINE START/STOP Button Fuse Block 0 272. (Out of View). See Ignition 6. Light Sensor. See Automatic 0 23. Data Link Connector (DLC) Headlamp System 0 160. Positions 187. (Out of View). See Malfunction 0 16. Steering Wheel Controls 0 118. Indicator Lamp (Check Engine 7. Infotainment 167. 0 Driver Information Center (DIC) Light) 133. 8. Traction Control/Electronic 0 Stability Control 0 201. Controls. See Driver 24. Head-Up Display (HUD) 145 Information Center (DIC) 0 141. (If Equipped). 9. Dual Automatic Climate Control 0 17. Horn 0 118. 25. Instrument Panel Illumination System 168. 0 18. Steering Wheel Adjustment Control 163. 10. Transmitter Pocket. See 0 Remote Keyless Entry (RKE) 118 (Out of View). System Operation 0 30. 19. Cruise Control 0 204 (If 11. Lane Keep Assist (LKA) 0 225 Equipped). (If Equipped). 0 206 (If Equipped). Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

8 In Brief Initial Drive Remote Keyless Entry Q : Press to lock all doors, the fuel Information (RKE) System door, and the liftgate. 7 : Press and release one time to This section provides a brief initiate the vehicle locator. The overview about some of the exterior lamps flash and the horn important features that may or may chirps three times. not be on your specific vehicle. Press and hold 7 for at least For more detailed information, refer three seconds to sound the panic to each of the features which can be alarm. The horn sounds and the found later in this owner s manual. ’ turn signals flash for about 7 Stop/Start System 30 seconds or until is pressed again or the vehicle is started. The vehicle may be equipped with a fuel saving Stop/Start system to / : If equipped, press and release shut off the engine and help With Remote Start and Power Q and then immediately press and conserve fuel. Liftgate Shown hold / for at least four seconds to When the are applied and The Remote Keyless Entry (RKE) start the engine from outside the transmitter may work up to 60 m vehicle using the RKE transmitter. the vehicle is at a complete stop, 0 the engine may turn off. When the (197 ft) away from the vehicle. See Remote Vehicle Start 36. brake pedal is released or the K : Press to unlock the driver door b : If equipped, press twice to accelerator pedal is pushed, the and the fuel door. Press again within open the liftgate. engine will restart. five seconds to unlock all doors and See Remote Keyless Entry (RKE) See Starting the Engine 0 188. the liftgate. The RKE transmitter can System Operation 0 30. be programmed to unlock all doors on the first button press. See Vehicle Personalization 0 150. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 9 Remote Vehicle Start Door Locks Power Door Locks If equipped, the engine can be To lock or unlock the door from started from outside of the vehicle. outside the vehicle: Starting the Vehicle . Press Q or K on the Remote Keyless Entry (RKE) transmitter. 1. Press and release Q on the RKE transmitter. . Use Keyless Access. Use the key. The key lock 2. Immediately press and hold / . cylinder is covered with a cap. for at least four seconds or until See Door Locks 0 38. the turn signal lamps flash. From inside the vehicle pull once on Start the vehicle normally after the door handle to unlock it. Pulling entering. the door handle again unlatches it. When the vehicle starts, the parking Pushing down the manual lock knob lamps will turn on. K : Press to unlock the doors. on the driver door will lock all doors. Remote start can be extended. Pushing down the manual lock knob Q : Press to lock the doors. The on a passenger door will lock that indicator light in the switch will Canceling a Remote Start door only. illuminate when activated. To cancel a remote start, do one of See Door Locks 0 38. the following: . Press and hold / until the parking lamps turn off. . Turn on the hazard warning flashers. . Turn the vehicle on and then off. See Remote Vehicle Start 0 36. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

10 In Brief Liftgate To close, press l on the opposite side of the liftgate from the pull cup. To disable the power liftgate function, select OFF on the liftgate switch. See Liftgate 0 42. Windows

{ Warning

Children could be seriously injured or killed if caught in the Use the handle to lower and close path of a closing window. Never the liftgate. leave the Remote Keyless Entry To unlock the liftgate, press K on Power Liftgate Operation (RKE) transmitter in a vehicle with the power door lock switch or If equipped with a power liftgate, the children. When there are children press K on the Remote Keyless switch is on the driver door. The in the rear seat, use the window Entry (RKE) transmitter twice to vehicle must be in P (Park). lockout switch to prevent unlock all doors and the liftgate. operation of the windows. See Press the emblem on the end of the Choose the power liftgate mode by Keys 0 29. liftgate to open the liftgate. See selecting MAX or 3/4. Press 8. Remote Keyless Entry (RKE) The driver door must be unlocked. System Operation 0 30. On the RKE transmitter press b twice quickly until the liftgate starts moving. Press any liftgate button while the liftgate is moving to stop it. Pressing again reverses the direction. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 11 Seat Adjustment 2. Slide the seat to the desired position and release the Manual Seats handle. 3. Try to move the seat back and { Warning forth to be sure it is locked in place. You can lose control of the vehicle if you try to adjust a driver Seat Height Adjuster seat while the vehicle is moving. Adjust the driver seat only when the vehicle is not moving.

The power windows work when the ignition is on, in ACC/ACCESSORY, or when Retained Accessory Power (RAP) is active. See Retained Accessory Power (RAP) 0 191. Using the window switch, press to open or pull to close the window. The windows may be temporarily disabled if they are used repeatedly If available, move the lever up or within a short time. down to manually raise or lower See Power Windows 0 55. the seat. See Seat Adjustment 0 62. To adjust a manual seat: 1. Pull up on the handle at the front of the seat. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

12 In Brief Reclining Seatbacks To return the seatback to the upright . Raise or lower the front part of position: the seat cushion by moving the 1. Lift the lever fully without front of the control up or down. applying pressure to the . Raise or lower the entire seat by seatback, and the seatback will moving the rear of the control up return to the upright position. or down. 2. Push and pull on the seatback See Power Seat Adjustment 0 63. to make sure it is locked. Power Reclining Seatbacks See Reclining Seatbacks 0 64. Power Seats

To recline a manual seatback: 1. Lift the lever. 2. Move the seatback to the desired position, and then release the lever to lock the seatback in place. 3. Push and pull on the seatback to make sure it is locked. . Tilt the top of the control rearward to recline.

To adjust a power seat, if equipped: . Tilt the top of the control forward to raise. . Move the seat forward or 0 rearward by sliding the control See Reclining Seatbacks 64. forward or rearward. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 13 Lumbar Adjustment Back Bolster Adjustment Thigh Support Adjustment

Four-Way Shown, Two-Way Similar To adjust the back bolster support, If equipped, pull up on the lever. if equipped: Then pull or push on the support to To adjust the lumbar support, . Press and hold the front of the lengthen or shorten. Release the if equipped: control to decrease back bolster lever to lock in place. . Press and hold the front or rear support. of the control to increase or Massage . Press and hold the rear of the decrease lumbar support. control to increase back bolster If equipped, the ignition must be on . If equipped, press and hold the support. to use the massage feature. top or bottom of the control to raise or lower lumbar support. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

14 In Brief Memory Features Then immediately press and hold 1, 2, or B (Exit) until two beeps sound. To manually recall these positions, press and hold 1, 2, or B until the saved position is reached. When Auto Memory Recall is enabled in vehicle personalization, positions previously saved to memory buttons 1 and 2 are recalled when the ignition is changed from off to on or ACC/ ACCESSORY. If equipped, press the massage button to use the massage feature. When Easy Exit Options is enabled in vehicle personalization, the To stop massage, press this button If equipped, memory seats allow two feature automatically recalls the again. drivers to save and recall their previously saved exit position when unique seat positions for driving the The massage feature will turn off exiting the vehicle. after approximately 10 minutes. vehicle, and a shared exit position Press the massage button to restart for getting out of the vehicle. Other Memory adjustments may not be the massage feature. feature positions may also be available upon delivery or after saved, such as power mirrors and service until steps in “Saving power steering wheel, if equipped. Memory Positions” section are Memory positions are linked to RKE performed. See Memory Seats 0 66. transmitter 1 or 2 for automatic memory recalls. Before saving, adjust all available memory feature positions. Turn the ignition on and then press and release SET; a beep will sound. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 15 Heated and Ventilated next to the buttons indicate three for Seat Belts the highest setting and one for the Seats lowest. If the heated seats are on high, the level may automatically be lowered after approximately 30 minutes. See Heated and Ventilated Front Seats 0 69. Head Restraint Adjustment Do not drive until the head restraints for all occupants are installed and adjusted properly. Refer to the following sections for If equipped, the buttons are near the To achieve a comfortable seating important information on how to use climate controls on the center stack. position, change the seatback seat belts properly: recline angle as little as necessary To operate, the ignition must be on. Seat Belts 0 73. while keeping the seat and the head . Press M or L to heat the driver or restraint height in the proper . How to Wear Seat Belts Properly passenger seat cushion. position. 0 74. 0 0 Press C or { to ventilate the driver See Head Restraints 60 and . Lap-Shoulder Belt 75. Power Seat Adjustment 0 63. or passenger seat. . Lower Anchors and Tethers for Children (LATCH System) 0 98. Press the button once for the highest setting. With each press of the button, the seat will change to the next lower setting, and then to the off setting. The indicator lights Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

16 In Brief Passenger Sensing Mirror Adjustment Exterior Mirrors System Interior Mirrors Adjustment

The passenger sensing system turns off the front outboard passenger frontal airbag and knee airbag under certain conditions. No other airbag is affected by the To adjust a mirror: passenger sensing system. See Passenger Sensing System 0 85. 1. Press } or | to select the The passenger airbag status Adjust the rearview mirror for a clear driver or passenger mirror. indicator will light on the overhead view of the area behind your 2. Press the arrows on the control console when the vehicle is started. vehicle. pad to move the selected See Passenger Airbag Status mirror in the desired direction. Indicator 0 132. Automatic Dimming Rearview Mirror See Power Mirrors 0 53. The mirror automatically dims to reduce the glare of headlamps from behind. The dimming feature comes on when the vehicle is started. See Automatic Dimming Rearview Mirror 0 54. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 17 Folding Mirrors Steering Wheel Interior Lighting Adjustment Dome Lamps

The outside mirrors can be folded inward to prevent damage when To adjust the steering wheel: going through an automatic The dome lamp controls are in the wash. Push the mirror outward to 1. Pull the lever down. overhead console. return it to the original position. 2. Move the steering wheel up To operate, press the following or down. buttons: 3. Pull or push the steering wheel j OFF : Press to turn off the closer or away from you. dome lamps when a door is open. An indicator light on the button will 4. Pull the lever up to lock the turn on when the dome lamp steering wheel in place. override is activated. Press j Do not adjust the steering wheel OFF again to deactivate this feature while driving. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

18 In Brief and the indicator light will turn off. Rear Reading Lamps Exterior Lighting The dome lamps will come on when The rear reading lamps are in the doors are opened. headliner either over the rear seats + ON/OFF : Press to turn the dome or over the rear doors. lamps on manually. Reading Lamps There are front and rear reading lamps.

The exterior lamp control is on the instrument panel to the left of the steering column. There are four positions. O : Turns the exterior lamps off and deactivates the AUTO mode. Turn to O again to reactivate the AUTO mode. In Canada, the headlamps will automatically reactivate when the The front reading lamps are in the vehicle is shifted out of P (Park). overhead console. Press the lamp lenses to turn the AUTO : Turns the exterior lamps on Press the lamp lenses to turn the rear reading lamps on or off. and off automatically depending on front reading lamps on or off. For more information on interior outside lighting. lighting, see Interior Lighting 0 17. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 19 ; : Turns on the parking lamps LO : Use for slow wipes. Rear Window Wiper/Washer including all lamps, except the If equipped, turn the end of the headlamps. windshield wiper lever to operate 5 : Turns on the headlamps the rear window wiper/washer. together with the parking lamps and instrument panel lights. See: . Exterior Lamp Controls 0 159. . Daytime Running Lamps (DRL) 0 160. INT : Use for intermittent wipes. To Windshield Wiper/Washer adjust wipe frequency, turn the band up for more frequent wipes or down for less frequent wipes. OFF : Turns the system off. OFF : Use to turn the wipers off. INT : Intermittent wipes. 1x : For a single wipe, briefly move ON : Slow wipes. the wiper lever down. For several wipes, hold the wiper lever down. 1 : Push the windshield wiper lever forward to spray washer fluid f : Pull the windshield wiper on the rear window. The lever lever toward you to spray windshield automatically returns to its original washer fluid and activate the wipers. position when released. With the ignition on or in ACC/ See Windshield Wiper/Washer ACCESSORY, move the windshield See Rear Window Wiper/Washer 0 118. 0 wiper lever to select the wiper 119. speed. HI : Use for fast wipes. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

20 In Brief Climate Controls Dual Automatic Climate Control System The climate control buttons on the center stack and on the climate control display are used to adjust the heating, cooling, and ventilation.

Climate Control Display 1. Outside Temperature Display 2. Fan Control 3. Driver and Passenger Temperature Controls Center Stack Climate Controls 4. Sync (Synchronized 1. Driver and Passenger 5. CLIMATE Temperature) Temperature Displays 6. MAX Defrost 5. Recirculation 2. Driver and Passenger 7. Recirculation 6. Air Delivery Mode Control Temperature Controls 8. Rear Window Defogger and 7. Auto (Automatic Operation) 3. Driver and Passenger Heated Heated Outside Mirrors 8. A/C (Air Conditioning) and Ventilated Seats (If Equipped) 9. ON/OFF (Power) 9. On/Off (Power) 4. Fan Controls 10. AUTO (Automatic Operation) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 21 See Dual Automatic Climate Control 2. Press the shift lever forward to Vehicle Features System 0 168. upshift or rearward to downshift. Infotainment System Transmission See 0 194 and Manual Mode 0 196. See the infotainment manual for information on the radio, audio players, phone, navigation system, and voice or speech recognition. It also includes information on settings. Steering Wheel Controls The infotainment system can be operated by using the steering wheel controls. See “Steering Wheel Controls” in the infotainment manual. Manual Mode Driver Shift Control (DSC) allows you to shift an automatic transmission similar to a . To use the DSC feature: 1. Move the shift lever to the left from D (Drive) into the side gate marked with (+) and (−). Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

22 In Brief Cruise Control SET− : Press the control down briefly to set the speed and activate cruise control. If cruise control is already engaged, use to decrease vehicle speed. * : Press to disengage cruise control without erasing the set speed from memory. See Cruise Control 0 204 and Adaptive Cruise Control 0 206 (if equipped).

Driver Information y or z : Press to move up or Center (DIC) down in a list. 5 : Press to turn cruise control on The DIC display is in the instrument S or T : Press to move between or off. A white indicator comes on in cluster. It shows the status of many the interactive display zones in the the instrument cluster. vehicle systems. cluster. RES+ : If there is a set speed in V : Press to open a menu or select memory, press the control up briefly a menu item. Press and hold to to resume to that speed or press reset values on certain screens. and hold to accelerate. If cruise See Driver Information Center (DIC) control is already engaged, use to 0 141. increase vehicle speed. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 23 Forward Collision Alert vehicle. This can help avoid or Lane Keep Assist (LKA) lessen the severity of crashes when (FCA) System driving in a forward gear. If equipped, LKA may help avoid If equipped, FCA may help avoid or crashes due to unintentional lane See Forward Automatic Braking departures. It may assist by gently reduce the harm caused by (FAB) 0 219. front-end crashes. FCA provides a turning the steering wheel if the vehicle approaches a detected lane green indicator, , when a vehicle V Front Pedestrian Braking marking without using a turn signal is detected ahead. This indicator (FPB) System in that direction. It may also provide displays amber if you follow a a Lane Departure Warning (LDW) vehicle much too closely. When If equipped, the FPB system may alert as the lane marking is crossed. approaching a vehicle ahead too help avoid or reduce the harm The system will not assist or alert if quickly, FCA provides a red flashing caused by front-end crashes with it detects that you are actively alert on the windshield and rapidly nearby pedestrians when driving in steering. Override LKA by turning beeps. a forward gear. FPB displays an the steering wheel. LKA uses a See Forward Collision Alert (FCA) amber indicator, ~, when a nearby camera to detect lane markings System 0 217. pedestrian is detected directly between 60 km/h (37 mph) and ahead. When approaching a 180 km/h (112 mph). detected pedestrian too quickly, Forward Automatic See Lane Departure Warning (LDW) FPB provides a red flashing alert on 0 225 and Lane Keep Assist (LKA) Braking (FAB) the windshield and rapidly beeps. 0 225. If the vehicle has Adaptive Cruise FPB can provide a boost to braking Control (ACC), it also has FAB, or automatically brake the vehicle. Lane Change Alert (LCA) which includes Intelligent Brake See Front Pedestrian Braking (FPB) Assist (IBA). When the system System 0 220. If equipped, the LCA system is a detects a vehicle ahead in your path lane-changing aid that assists that is traveling in the same drivers with avoiding lane change direction that you may be about to crashes that occur with moving crash into, it can provide a boost to vehicles in the side blind zone (or braking or automatically brake the spot) areas or with vehicles rapidly Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

24 In Brief approaching these areas from traffic behind your vehicle that may Power Outlets behind. The LCA warning display cross your vehicle's path while in will light up in the corresponding R (Reverse). In addition, beeps will outside mirror and will flash if the sound. turn signal is on. The Side Blind See Assistance Systems for Parking Zone Alert (SBZA) system is or Backing 0 214. included as part of the LCA system. See Side Blind Zone Alert (SBZA) Parking Assist 0 223 and Lane Change Alert (LCA) 0 223. If equipped, Rear Parking Assist (RPA) uses sensors on the rear bumper to assist with parking and Rear Vision avoiding objects while in Camera (RVC) R (Reverse). It operates at speeds RVC displays a view of the area less than 8 km/h (5 mph). RPA may The 12-volt power outlets can be behind the vehicle on the show a warning triangle on the used to plug in electrical equipment, infotainment display when the infotainment display and a graphic such as a cell phone or MP3 player. vehicle is shifted into R (Reverse) to on the instrument cluster to provide aid with parking and low-speed the object distance. In addition, The vehicle may have accessory backing maneuvers. multiple beeps may occur if very power outlets: close to an object. See Assistance Systems for Parking . Below the climate controls. or Backing 0 214. The vehicle may also have the Front Parking Assist system. . In the cargo area, if equipped. Rear Cross Traffic Alert See Assistance Systems for Parking The outlet is powered when the or Backing 0 214. ignition is on or in ACC/ (RCTA) System ACCESSORY, or until the driver If equipped, the RCTA system uses door is opened within 10 minutes of a triangle with an arrow on the turning off the vehicle. See Retained infotainment display to warn of Accessory Power (RAP) 0 191. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 25 See Power Outlets 0 120. available to assist you with programming the Universal Remote Universal Remote System system. See Universal Remote System 0 155. Sunroof If equipped, the sunroof only operates when the ignition is on or in ACC/ACCESSORY, or when Retained Accessory Power (RAP) is active. See Retained Accessory Sunroof Switch Power (RAP) 0 191. The vehicle may have one of two different switch configurations. Open/Close (Manual Mode) : If available, this system provides a way to replace up to three remote Press D (1) or ~ (1) to the first control transmitters used to activate detent to open the sunroof. Press devices such as garage door g (1) to the first detent to close. openers, security systems, and Express-Open/Express-Close : home automation devices. Press D (1) or ~ (1) to the Read the instructions completely second detent and release to before attempting to program the express-open the sunroof. Press Universal Remote system. Because g (1) to the second detent and of the steps involved, it may be release to express-close. To stop helpful to have another person the movement, press the switch again. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

26 In Brief If an object is in the path of the Performance and . To turn off both TCS and sunroof while it is closing, the StabiliTrak, press and hold g automatic reversal feature will Maintenance until i and illuminate in the detect the object and stop the g sunroof. The sunroof will then return instrument cluster. A DIC Traction Control/ message may display. to the full-open or vent position. Electronic Stability Vent (If Equipped) : Press E (2) to . Press and release g to turn on Control both systems. vent the sunroof. Press g (2) to The Traction Control System (TCS) close the sunroof vent. See Traction Control/Electronic limits wheel slip. The system turns Stability Control 0 201. Sunshade on automatically every time the vehicle is started. If equipped with a manual Tire Pressure Monitor sunshade, slide the sunshade to The StabiliTrak system assists with directional control of the vehicle in This vehicle may have a Tire open or close it. The sunshade is Pressure Monitor System (TPMS). always open when the sunroof difficult driving conditions. The is open. system turns on automatically every time the vehicle is started. Power Sunshade Switch . To turn off TCS, press and Open/Close (If Equipped) : release g on the center stack. Press Q (2) to open the power i illuminates and the sunshade. Press Q (2) to close appropriate Driver Information the power sunshade. Center (DIC) message may The low tire pressure warning light display. The sunroof has an automatic alerts to a significant loss in reversal feature. . To turn TCS on again, press and pressure of one of the vehicle's tires. If the warning light comes on, 0 release g. See Sunroof 57. stop as soon as possible and inflate the tires to the recommended pressure shown on the Tire and Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

In Brief 27 Loading Information label. See Premium Recommended Fuel E85 or FlexFuel 0 Vehicle Load Limits 183. The Use premium 93 octane unleaded warning light will remain on until the gasoline in your vehicle. Unleaded tire pressure is corrected. gasoline with an octane rating as The low tire pressure warning light low as 87 may be used, but it will may come on in cool weather when reduce performance and fuel the vehicle is first started, and then economy. See Fuel 0 227. turn off as the vehicle is driven. This may be an early indicator that the Fuel (3.6L Engine) No E85 or FlexFuel tire pressures are getting low and Gasoline-ethanol fuel blends greater the tires need to be inflated to the than E15 (15% ethanol by volume), proper pressure. such as E85, cannot be used in this The TPMS does not replace normal vehicle. monthly tire maintenance. Maintain the correct tire pressures. Engine Oil Life System See Tire Pressure Monitor System The engine oil life system calculates 0 Regular Fuel 283. engine oil life based on vehicle use Use only unleaded gasoline rated and displays the CHANGE ENGINE Fuel (2.0L Turbo Engine) 87 octane or higher in your vehicle. OIL SOON message when it is time Do not use gasoline with an octane to change the engine oil and filter. rating lower as it may result in The oil life system should be reset vehicle damage and lower fuel to 100% only following an oil 0 economy. See Fuel 227. change. Resetting the Oil Life System 1. Using the DIC controls on the right side of the steering wheel, display REMAINING OIL LIFE Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

28 In Brief on the DIC. See Driver Driving for Better Fuel . Replace the vehicle's tires with Information Center (DIC) 0 141. the same TPC Spec number When remaining oil life is low, Economy molded into the tire's sidewall the CHANGE ENGINE OIL Driving habits can affect fuel near the size. SOON message will appear on mileage. Here are some driving tips . Follow recommended scheduled the display. to get the best fuel economy maintenance. possible. 2. Press V on the DIC controls and hold down for a few . Set the climate controls to the Roadside Assistance seconds to clear the CHANGE desired temperature after the Program ENGINE OIL SOON message engine is started, or turn them and reset the oil life at 100%. off when not required. U.S.: 1-800-252-1112 Be careful not to reset the oil . Avoid fast starts and accelerate TTY Users (U.S. Only): life display accidentally at any smoothly. 1-888-889-2438 time other than after the oil is . Brake gradually and avoid Canada: 1-800-268-6800 changed. It cannot be reset abrupt stops. New Buick owners are automatically accurately until the next oil enrolled in the Roadside Assistance change. . Avoid idling the engine for long periods of time. Program. See Engine Oil Life System 0 249. . When road and weather See Roadside Assistance Program conditions are appropriate, use 0 350. cruise control. . Always follow posted speed limits or drive more slowly when conditions require. . Keep vehicle tires properly inflated. . Combine several trips into a single trip. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 29 Folding Mirrors ...... 53 Keys and Locks Keys, Doors, and Heated Mirrors ...... 53 Windows Reverse Tilt Mirrors ...... 54 Keys Interior Mirrors Interior Rearview Mirrors ...... 54 { Warning Keys and Locks Automatic Dimming Rearview Keys ...... 29 Mirror ...... 54 Remote Keyless Entry (RKE) Leaving children in a vehicle with System ...... 30 Windows a Remote Keyless Entry (RKE) Remote Keyless Entry (RKE) Windows ...... 55 transmitter is dangerous and System Operation ...... 30 Power Windows ...... 55 children or others could be Remote Vehicle Start ...... 36 Sun Visors ...... 57 seriously injured or killed. They Door Locks ...... 38 could operate the power windows Power Door Locks ...... 40 Roof or other controls or make the Delayed Locking ...... 40 Sunroof ...... 57 vehicle move. The windows will Automatic Door Locks ...... 41 function with the RKE transmitter Lockout Protection ...... 41 in the vehicle, and children or Safety Locks ...... 41 others could be caught in the path Doors of a closing window. Do not leave Liftgate ...... 42 children in a vehicle with an RKE transmitter. Vehicle Security Vehicle Security ...... 50 Vehicle Alarm System ...... 50 Immobilizer ...... 51 Immobilizer Operation ...... 52 Exterior Mirrors Convex Mirrors ...... 53 Power Mirrors ...... 53 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

30 Keys, Doors, and Windows To remove the key, push the button . Check the location. Other on the rear of the transmitter and vehicles or objects may be pull the key out. Do not try to blocking the signal. remove the key without pushing the . Check the transmitter's battery. button. See “Battery Replacement” later See your dealer if a new key is in this section. needed. . If the transmitter is still not If locked out of the vehicle, see working correctly, see your Roadside Assistance Program dealer or a qualified technician 0 350. for service. With an active OnStar service plan, an OnStar Advisor may remotely Remote Keyless Entry unlock the vehicle. See OnStar (RKE) System Operation Overview 0 360. The Keyless Access system allows for vehicle entry when the Remote Remote Keyless Entry Keyless Entry (RKE) transmitter is (RKE) System within 1 m (3 ft). See “Keyless See Radio Frequency Statement Access Operation” later in this 0 356. section. If there is a decrease in the Remote The RKE transmitter functions may Keyless Entry (RKE) operating work up to 60 m (197 ft) away from range: the vehicle. Other conditions, such as those The key inside the Remote Keyless . Check the distance. The transmitter may be too far from previously stated, can impact the Entry (RKE) transmitter can be used performance of the RKE transmitter. for all locks. the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 31 Q : Press to lock all doors, the fuel door, and the liftgate. The turn signal indicators may flash and/or the horn may sound on the second press to indicate locking. See Vehicle Personalization 0 150. If the driver door is open when Q is pressed, all doors lock and then the driver door will immediately unlock, if enabled. See Vehicle Personalization 0 150. Without Remote Start or Power With Remote Start and Power If the passenger door is open when Liftgate Liftgate Q is pressed, all doors lock. K : Press to unlock the driver door K Pressing Q may also arm the and the fuel door. Press again theft-deterrent system. See Vehicle within five seconds to unlock all Alarm System 0 50. doors and the liftgate. The RKE transmitter can be programmed to 7 : Press and release one time to unlock all doors on the first button initiate the vehicle locator. The press. See Vehicle Personalization exterior lamps flash and the horn 0 150. chirps three times. The turn signal indicators may flash Press and hold 7 for at least to indicate unlocking. See Vehicle three seconds to sound the panic Personalization 0 150. alarm. The horn sounds and the K turn signals flash for about With Remote Start Only Pressing will disarm the 7 theft-deterrent system. See Vehicle 30 seconds or until is pressed Alarm System 0 50. again or the vehicle is started. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

32 Keys, Doors, and Windows / : If equipped, press and release Keyless Unlocking/Locking from Pressing the lock/unlock button will Q and then immediately press and the Driver Door cause all doors to lock if any of the following occur: hold / for at least four seconds to When the doors are locked and the start the engine from outside the RKE transmitter is within 1 m (3 ft) . It has been more than vehicle using the RKE transmitter. of the driver door handle, pressing five seconds since the first lock/ See Remote Vehicle Start 0 36. the lock/unlock button on the driver unlock button press. door handle will unlock the driver : If equipped, press twice to . Two lock/unlock button presses b door. If the lock/unlock button is open the liftgate. were used to unlock all doors. pressed again within five seconds, Keyless Access Operation all passenger doors will unlock. Pull . Any vehicle door has opened the door handle to unlatch the door. and all doors are now closed. The Keyless Access system allows you to lock and unlock the doors Keyless Unlocking/Locking from and access the liftgate without the Passenger Doors removing the RKE transmitter from When the doors are locked and the your pocket, purse, briefcase, etc. RKE transmitter is within 1 m (3 ft) The RKE transmitter should be of the passenger door handle, within 1 m (3 ft) of the liftgate or door pressing the lock/unlock button on being opened. There are buttons on the passenger door handle will the outside door handles. unlock all doors. Keyless Access can be Pressing the lock/unlock button will programmed to unlock all doors on cause all doors to lock if any of the the first lock/unlock press from the following occur: driver door. See Vehicle Personalization 0 150. Driver Side Shown, Passenger . The lock/unlock button was used Similar to unlock all doors. If equipped with memory seats, RKE transmitters 1 and 2 are linked to . Any vehicle door has opened seating positions of memory 1 or 2. and all doors are now closed. See Memory Seats 0 66. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 33 Anti-Theft Locking from Any Door transmitter inside the vehicle. Do Remote No Longer in Vehicle Alert When all doors are locked using the not leave the RKE transmitter in an If the vehicle is on with a door open, lock/unlock button, a second press unattended vehicle. and then all doors are closed, the of the button within five seconds will To customize the doors to vehicle will check for RKE activate the Anti-Theft Locking automatically lock when exiting the transmitters inside. If an RKE system. vehicle, see Vehicle Personalization transmitter is not detected, the 0 150. Driver Information Center (DIC) will Anti-Theft Unlocking from display NO REMOTE DETECTED Any Door Temporary Disable of Passive and the horn will chirp three times. When all doors are unlocked using Locking This occurs only once each time the the lock/unlock button, the Temporarily disable passive locking vehicle is driven. To turn on or off, Anti-Theft Locking system will be by pressing and holding K on the see Vehicle Personalization 0 150. deactivated. interior door switch with a door open Keyless Liftgate Opening Passive Locking for at least four seconds, or until three chimes are heard. Passive When the doors are locked, press This feature will lock the vehicle locking will then remain disabled the touch pad under the emblem to several seconds after all doors are open the liftgate if the RKE until on the interior door is closed, if the vehicle is off and at Q transmitter is within 1 m (3 ft). least one RKE transmitter has been pressed, or until the vehicle is removed from the interior or none turned on. Key Access remain in the interior. Remote Left in Vehicle Alert To access a vehicle with a weak The fuel door will lock. transmitter battery, see Door Locks When the vehicle is turned off and 0 38. If other electronic devices interfere an RKE transmitter is left in the with the RKE transmitter signal, the vehicle, the horn will chirp three Programming Transmitters to vehicle may not detect the RKE times after all doors are closed. To the Vehicle transmitter inside the vehicle. turn on or off, see Vehicle Personalization 0 150. Only RKE transmitters programmed If passive locking is enabled, the to the vehicle will work. If a doors may lock with the RKE transmitter is lost or stolen, a Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

34 Keys, Doors, and Windows replacement can be purchased and 4. Place the new RKE transmitter programmed through your dealer. into the storage bin with the The vehicle can be reprogrammed buttons facing up. so that lost or stolen RKE 5. Press ENGINE START/STOP. transmitters no longer work. Any When the RKE transmitter is remaining RKE transmitters will learned, the DIC will show that need to be reprogrammed. Each it is ready to program the next vehicle can have up to eight transmitter. transmitters matched to it. 6. Remove the RKE transmitter Programming with Recognized from the storage bin and Transmitters press K. A new RKE transmitter can be programmed to the vehicle when 1. Place the recognized RKE To program additional RKE there are two recognized RKE transmitters into the storage transmitters, repeat Steps 3–5. transmitters. To program, the vehicle bin with the lock icon. When all additional RKE must be off and all of the RKE 2. Remove the key lock cylinder transmitters are programmed, transmitters, both currently cap. See Door Locks 0 38. press and hold ENGINE recognized and new, must be 3. Insert the vehicle key of the START/STOP for 12 seconds with you. new RKE transmitter into the to exit programming mode. key lock cylinder located on the 7. Put the key back into the outside of the driver door and transmitter. turn the key counterclockwise 8. Replace the key lock cylinder to the unlock position five times cap. See Door Locks 0 38. within 10 seconds. The DIC displays READY FOR REMOTE #3, 4 or 5. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 35 Programming without a The DIC will again display 6. Press ENGINE START/STOP. Recognized Transmitter REMOTE LEARN PENDING, When the RKE transmitter is If there are no currently recognized PLEASE WAIT. learned, the DIC will show that RKE transmitters available, follow 4. Repeat Step 2 two additional it is ready to program the next this procedure to program up to times. After the third time all transmitter. eight RKE transmitters. This previously known RKE 7. Remove the RKE transmitter procedure will take approximately transmitters will no longer work from the storage bin and 30 minutes to complete. The vehicle with the vehicle. Remaining press K. must be off and all of the RKE RKE transmitters can be transmitters you wish to program relearned during the next To program additional RKE must be with you. steps. transmitters, repeat Steps 4–6. 1. Remove the key lock cylinder The DIC should now display When all additional RKE cap. See Door Locks 0 38. READY FOR REMOTE # 1. transmitters are programmed, press and hold ENGINE 2. Insert the vehicle key of the START/STOP for 12 seconds RKE transmitter into the key to exit programming mode. lock cylinder located on the outside of the driver door and 8. Put the key back into the turn the key to the unlock transmitter. position, counterclockwise, five 9. Replace the key lock cylinder times within 10 seconds. cap. See Door Locks 0 38. The DIC displays REMOTE Starting the Vehicle with a Low LEARN PENDING, Transmitter Battery PLEASE WAIT. If the transmitter battery is weak or if 3. Wait for 10 minutes until the there is interference with the signal, DIC displays PRESS ENGINE the DIC may display NO REMOTE START BUTTON TO LEARN 5. Place the new RKE transmitter DETECTED or NO REMOTE KEY and then press ENGINE into the storage bin with the WAS DETECTED PLACE KEY IN START/STOP. buttons facing up. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

36 Keys, Doors, and Windows TRANSMITTER POCKET THEN Replace the transmitter battery 3. Remove the battery by pushing START YOUR VEHICLE when you as soon as possible. on the battery and sliding it try to start the vehicle. The DIC may toward the key blade. Battery Replacement also display REPLACE BATTERY 4. Insert the new battery, positive IN REMOTE KEY. Replace the battery if the DIC side facing up. Push the To start the vehicle: displays REPLACE BATTERY IN battery down until it is held in REMOTE KEY. place. Replace with a CR2032 or equivalent battery. Caution 5. Snap the battery cover back on When replacing the battery, do to the RKE transmitter. not touch any of the circuitry on the transmitter. Static from your Remote Vehicle Start body could damage the If equipped, this feature allows the transmitter. engine to be started from outside the vehicle. The battery is not rechargeable. To / : This button will be on the RKE replace the battery: transmitter if the vehicle has remote 1. To remove the key, press the start. 1. Place the RKE transmitter in button on the back of the RKE The climate control system will use the storage bin with the buttons transmitter near the bottom, the previous settings during a facing up. and pull the key out. Never pull remote start. The rear defog may 2. With the vehicle in P (Park) or the key out without pressing come on during remote start based N (Neutral), press the brake the button. on cold ambient conditions. The pedal and ENGINE START/ 2. Remove the battery cover by rear fog indicator light does not STOP. See Starting the Engine prying it with a finger. come on during remote start. If the 0 188 for additional information vehicle has heated and ventilated about the vehicle's keyless ignition with pushbutton start. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 37 seats, they may come on during a When the engine starts, the parking A maximum of two remote starts, remote start. See Heated and lamps will turn on and remain on as or a remote start with an extension, Ventilated Front Seats 0 69. long as the engine is running. The are allowed between ignition cycles. Laws in some local communities doors will be locked and the climate The vehicle's ignition must be may restrict the use of remote control system may come on. turned on and then back off before starters. For example, some laws The engine will continue to run for the remote start procedure can be require a person using remote start 10 minutes. Repeat the steps for a used again. to have the vehicle in view. Check 10-minute time extension. Remote local regulations for any start can be extended only once. Canceling a Remote Start requirements. Turn the vehicle on before driving. To cancel a remote start, do one of Other conditions can affect the the following: performance of the transmitter. See Extending Engine Run Time . Aim the RKE transmitter at the Remote Keyless Entry (RKE) The engine run time can also be vehicle and press and hold / 0 System 30. extended by another 10 minutes, until the parking lamps turn off. if during the first 10 minutes Starting the Vehicle Steps 1 and 2 are repeated while . Turn on the hazard warning To start the engine using remote the engine is still running. An flashers. start: extension can be requested, . Turn the vehicle on and then off. 30 seconds after starting. This 1. Press and release Q on the provides a total of 20 minutes. Conditions in Which Remote Start RKE transmitter. Will Not Work The remote start can only be 2. Immediately press and hold / extended once. . The RKE transmitter is in the vehicle. for at least four seconds or until When the remote start is extended, the turn signal lamps flash. The the second 10-minute period is . The hood is not closed. turn signal lamps flashing added to the first 10 minutes and . The hazard warning flashers confirms the request to remote the engine will run for a total of are on. start the vehicle has been 20 minutes. received. . The malfunction indicator lamp is on. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

38 Keys, Doors, and Windows . The engine coolant temperature To lock/unlock the doors from is too high. Warning (Continued) outside the vehicle: . The oil pressure is low. passengers should wear . Press Q or K on the Remote . Two remote vehicle starts, or a seat belts properly and the Keyless Entry (RKE) transmitter. single remote start with an doors should be locked See Remote Keyless Entry extension, have already whenever the vehicle is (RKE) System Operation 0 30. driven. been used. . Use Keyless Access. See . The vehicle is not in P (Park). . Young children who get into “Keyless Access Operation” in unlocked vehicles may be Remote Keyless Entry (RKE) Door Locks unable to get out. A child System Operation 0 30. can be overcome by extreme heat and can suffer To lock/unlock the doors from inside { Warning permanent injuries or even the vehicle: death from heat stroke. K Unlocked doors can be . Press Q or on a power door Always lock the vehicle lock switch. dangerous. whenever leaving it. . Pull the door handle once to . Passengers, especially . Outsiders can easily enter children, can easily open unlock it. Pull the door handle through an unlocked door again to unlatch it. the doors and fall out of a when you slow down or stop moving vehicle. The doors the vehicle. Locking the . Push down on the door lock can be unlocked and doors can help prevent this knob on the top of the door to opened while the vehicle is from happening. lock the door. Manually locking moving. The chance of the driver door also being thrown out of the automatically locks all other vehicle in a crash is doors. increased if the doors are not locked. So, all (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 39 Keyless Access Driver Door Key Lock Cylinder Access (In Case of Dead Battery)

The RKE transmitter must be within 1 m (3 ft) of the liftgate or door being opened. Push the button on the door to open. See Remote To access the driver door key lock Keyless Entry (RKE) System cylinder: Operation 0 30. 1. Insert the key into the slot on the bottom of the cap. 2. Lift the key upward to remove the cap. 3. Insert the key into the cylinder and turn to unlock. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

40 Keys, Doors, and Windows To replace the cap: Power Door Locks Delayed locking can only be turned 1. Position the bottom edge of the on when Open Door Anti-Lockout cap under the lower edge of has been turned off. the metal piece (2). The When Q is pressed on the power tabs (3) attach to the metal door lock switch while the door is piece (2) at the positions (1). open, a chime will sound three 2. Rotate the cap upward and times indicating delayed locking is install into place. active. 3. Check that the cap is secure. The doors will lock automatically five seconds after all doors are Free-Turning Locks closed. If a door is reopened before The door key lock cylinder turns that time, the five-second timer will freely when either the wrong key is reset when all doors are closed used, or the correct key is not fully again. inserted. The free-turning door lock K : Press to unlock the doors. Press on the door lock switch feature prevents the lock from being Q forced open. To reset the lock, turn Q : Press to lock the doors. The again or press Q on the RKE it to the vertical position with the indicator light in the switch will transmitter to lock the doors correct key fully inserted. Remove illuminate when activated. immediately. the key and insert it again. If this See Vehicle Personalization 0 150. This feature can also be does not reset the lock, turn the key programmed. See Vehicle halfway around in the cylinder and Delayed Locking Personalization 0 150. repeat the reset procedure. This feature delays the locking of the doors until five seconds after all doors are closed. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 41 Automatic Door Locks Lockout Protection Anti-Lockout feature can be turned on or off. See Vehicle The doors will lock automatically When locking is requested with the Personalization 0 150. when all doors are closed, the driver door open and the vehicle is ignition is on, and the vehicle is on or in ACC/ACCESSORY, all the Safety Locks shifted out of P (Park). doors will lock and then the driver The rear door safety locks prevent If a vehicle door is unlocked, and door will unlock. passengers from opening the rear then opened and closed, the doors If the vehicle is off and locking is doors from inside the vehicle. will lock either when your foot is requested while a door is open, removed from the brake or the when all doors are closed the Manual Safety Locks vehicle speed becomes faster than vehicle will check for RKE 13 km/h (8 mph). transmitters inside. If an RKE To unlock the doors: transmitter is detected and the number of RKE transmitters inside . Press K on a power door lock has not reduced, the driver door will switch. unlock and the horn will sound three times. . Shift the transmission into P (Park). This can be manually overridden by Automatic Door Unlock can be pressing and holding Q on the programmed. See “Power Door power door lock switch. Locks" in Vehicle Personalization Open Door Anti-Lockout 0 150. If Open Door Anti-Lockout is turned on and the vehicle is off, the driver The safety lock is on the inside door is open, and locking is edge of the rear doors. To use the requested, all the doors will lock and safety lock: the driver door will remain open. 1. Move the lever down to the Press the button again to lock the lock position. driver door. The Open Door Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

42 Keys, Doors, and Windows 2. Close the door. Doors Warning (Continued) 3. Do the same for the other rear door. Liftgate . Adjust the climate control To open a rear door when the safety system to a setting that lock is on: { Warning brings in only outside air and set the fan speed to the 1. Unlock the door by activating Exhaust gases can enter the highest setting. See the inside handle, pressing the vehicle if it is driven with the “Climate Control Systems” power door lock switch, in the Index. or using the Remote Keyless liftgate or trunk/hatch open, Entry (RKE) transmitter. or with any objects that pass . If the vehicle is equipped through the seal between the with a power liftgate, disable 2. Open the door from the body and the trunk/hatch or the power liftgate function. outside. liftgate. Engine exhaust contains See Engine Exhaust 0 193. When the safety lock is enabled, carbon monoxide (CO) which adults and older children will not be cannot be seen or smelled. It can able to open the rear door from the cause unconsciousness and even inside. Cancel the safety locks to death. enable the doors to open from the inside. If the vehicle must be driven with the liftgate or trunk/hatch open: To cancel the safety lock: . Close all of the windows. 1. Unlock the door and open it from the outside. . Fully open the air outlets on or under the instrument 2. Move the lever up to unlock. panel. Do the same for the other door. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 43 Manual Liftgate

Use the handle to lower and close the liftgate. If equipped, do not press the touch pad while closing To open the liftgate, press the touch the liftgate. This will cause the pad on the bottom of the liftgate. To open the liftgate, press the liftgate to be unlatched. Use the handle to lower and close emblem on the end of the liftgate. the liftgate. Do not press the touch Unlocking all doors will also unlock The liftgate can be opened when pad while closing the liftgate. This the liftgate. locked if the RKE transmitter is within 1 m (3 ft) of the emblem. See will cause the liftgate to be Remote Keyless Entry (RKE) unlatched. System Operation 0 30. The liftgate has an electric latch. If the battery is disconnected or has low voltage, the liftgate will not open. The liftgate will resume operation when the battery is reconnected and charged. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

44 Keys, Doors, and Windows Power Liftgate Operation Warning (Continued) Caution

{ Warning highest setting. See Manually forcing the liftgate to “Climate Control Systems” open or close during a power Exhaust gases can enter the in the Index. cycle can damage the vehicle. vehicle if it is driven with the Allow the power cycle to liftgate, trunk/hatch open, or with . If the vehicle has a power complete. any objects that pass through the liftgate, disable the power seal between the body and the liftgate function. trunk/hatch or liftgate. Engine For more information about If equipped, the power liftgate can exhaust contains carbon carbon monoxide, see Engine be operated by: 0 monoxide (CO) which cannot be Exhaust 193. . b on the RKE transmitter. seen or smelled. It can cause unconsciousness and even death. . 8 on the inside of the driver door. If the vehicle must be driven with Caution the liftgate, or trunk/hatch open: . The touch pad under the Driving with an open and . Close all of the windows. emblem. unsecured liftgate may result in . Fully open the air outlets on damage to the power liftgate or under the instrument components. panel. . Adjust the climate control system to a setting that brings in only outside air and set the fan speed to the (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 45 If equipped with a power liftgate, the . Press | on the open liftgate. switch is on the driver door. The vehicle must be in P (Park). Press any liftgate switch while the liftgate is moving to reverse the The modes are: direction. . MAX: Opens to maximum The power liftgate may be height. temporarily disabled under extreme . 3/4: Opens to a reduced height low temperatures, or after repeated that can be set from 3/4 to fully power cycling over a short period of open. Use to prevent the liftgate time. If this occurs, the liftgate can from opening into overhead still be operated manually. obstructions such as a garage If the vehicle is shifted out of Station Wagon Shown, Hatchback door or roof-mounted cargo. The P (Park) while the power function is Similar liftgate can be manually opened in progress, the liftgate will continue all the way. to completion. If the vehicle is . | under the open liftgate. . OFF: Opens manually only. accelerated before the liftgate has completed moving, the liftgate may To power open or close the liftgate, stop or reverse direction. Check for select MAX or 3/4 mode. DIC messages and make sure the . Press b twice on the RKE liftgate is closed and latched before transmitter. driving. . Press 8 on the driver door. Falling Liftgate Detection The driver door must either be If the power liftgate automatically unlocked or locked without the closes after a power opening cycle, security armed. it indicates that the system is reacting to excess weight on the . Press the touch pad switch under the emblem. liftgate or a possible support strut failure. A repetitive chime will sound Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

46 Keys, Doors, and Windows while the falling liftgate detection manually close the liftgate. This will 3. Press and hold | under the feature is operating. Remove any allow normal power operation open liftgate until the turn excess weight. If the liftgate functions to resume. signals flash and a beep continues to automatically close If the vehicle is locked while the sounds. This indicates the after opening, see your dealer for liftgate is closing, and an obstacle is setting has been recorded. service before using the power encountered that prevents the liftgate. The liftgate cannot be set below a liftgate from completely closing, the minimum programmable height. Interfering with the power liftgate horn will sound as an alert that the If there is no light flash or sound, motion or manually closing the liftgate did not close. then the height adjustment may be liftgate too quickly after power Pinch sensors are on the side too low. opening may resemble a support edges of the liftgate. If an object is Manual Operation strut failure. This could also activate caught between the liftgate and the the falling liftgate detection feature. vehicle and presses against a Select OFF to manually operate the Allow the liftgate to complete its sensor, the liftgate will reverse liftgate. See “Manual Liftgate” at the operation and wait a few seconds direction and open fully. The liftgate beginning of this section. before manually closing the liftgate. will remain open until it is activated Obstacle Detection Features again or closed manually. Caution

If the liftgate encounters an obstacle Setting the 3/4 Mode Attempting to move the liftgate during a power open or close cycle, To change the position the liftgate too quickly and with excessive the liftgate will automatically reverse stops at when opening: force may result in damage to the direction and move a short distance vehicle. away from the obstacle. After 1. Select MAX or 3/4 mode and removing the obstruction, the power power open the liftgate. liftgate can be used again. If the 2. Stop the liftgate movement at Operate the liftgate manually with a liftgate encounters multiple the desired height by pressing smooth motion and moderate obstacles on the same power cycle, any liftgate switch. Manually speed. The system includes a the power function will deactivate. adjust the liftgate position if After removing the obstructions, needed. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 47 feature that limits the manual The hands-free feature can be . Do not sweep your foot side closing speed to protect the customized. See Vehicle to side. 0 components. Personalization 150. Choose from . Do not keep your foot under the the following: Hands-Free Operation bumper; the liftgate will not On-Open and Close : The kicking activate. motion is activated to both open and . Do not touch the liftgate until it close the liftgate. has stopped moving. On-Open Only : The kicking motion This feature may be temporarily is activated to only open the liftgate. disabled under some conditions. Off : The feature is disabled. If the liftgate does not respond to the kick, open or close the liftgate Kick Zone by another method or start the To operate, kick your foot straight up vehicle. The feature will be in one swift motion under the rear re-enabled. bumper, then pull it back. When closing the liftgate using this feature, there will be a short delay. Caution The taillamps will flash and a chime If equipped, the liftgate may be will sound. operated with a kicking motion Splashing water may cause the under the projected logo. The RKE liftgate to open. Keep the RKE Step away from the liftgate before it transmitter must be within 1 m (3 ft). transmitter away from the rear starts moving. The hands-free feature will not work bumper detection area or turn the Projected Logo while the liftgate is moving. To stop liftgate mode to OFF when If equipped with this feature, a the liftgate while in motion use one cleaning or working near the rear vehicle logo will be projected for of the liftgate switches. bumper to avoid accidental one minute onto the ground near opening. the rear bumper when an RKE transmitter is detected within approximately 2 m (6 ft). Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

48 Keys, Doors, and Windows If an RKE transmitter is again The projected logo will not work for detected within approximately 2 m a single RKE transmitter when a (6 ft) of the liftgate, or another transmitter: hands-free operation has been . Has been left within detected, the one-minute timer will approximately 5 m (15 ft) of the be reset. liftgate for several minutes. The projected logo will not work . Has been left inside the vehicle under these conditions: and all vehicle doors are closed. . The vehicle battery is low. . Has approached the area . The transmission is not in outside of the liftgate five times P (Park). within 10 minutes. 1. 1 m (3 ft) Hands-Free . Hands Free Liftgate Operation is Operation Detection Zone set to OFF in vehicle 2. 2 m (6 ft) Projected Logo personalization. See Vehicle Detection Zone Personalization 0 150. The projected logo shows where the . Power liftgate is turned off. kicking motion is to take place. . The vehicle remains parked for The projected logo will only be 72 hours or more, with no RKE available for this RKE transmitter transmitter use or Keyless after it has been out of range for at Access operation. To re-enable, least 20 seconds. press any button on the RKE transmitter or open and close a vehicle door. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 49 Hands Free Liftgate and Projected Logo Availability Action Hands-Free Liftgate Projected Logo RKE Transmitter within Operative On for 1 min detection zone RKE Transmitter left inside detection Operative On for 1 min zone for minimum 10 mins Off until RKE button press or a door is opened and closed RKE Transmitter brought in and out Operative On for 1 min of detection zone 5 times within Off for 1 hour or until RKE button 10 min press or door is opened and closed Vehicle remains parked for more than Operative Off 72 hours Vehicle battery is low Non-operative Off Transmission is not in P (Park) Non-operative Off Power Liftgate is turned off Non-operative Off Hands-Free Liftgate is disabled Non-operative Off Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

50 Keys, Doors, and Windows Vehicle Security When the doors are secured with Indicator Light the deadbolt, they cannot be This vehicle has theft-deterrent unlocked or opened using the features; however, they do not make controls or handles inside the the vehicle impossible to steal. vehicle. Vehicle Alarm System Press K on the transmitter once to open the deadbolt and unlock the Anti-Theft Locking System driver door. Pressing K again within five seconds will unlock all of the { Warning doors.

Do not use the system if there are Anti-Theft Alarm System people in the vehicle! The doors The anti-theft alarm system is cannot be unlocked or opened combined with the anti-theft locking from the inside. system. The system monitors: The indicator light, on the instrument panel near the . The doors, liftgate, and hood. windshield, indicates the status of The vehicle is equipped with a . The passenger compartment the system: deadbolt locking feature in addition and cargo area. Off : Alarm system is disarmed. to the standard door locks. . Vehicle inclination. On Solid : Vehicle is secured The deadbolt is engaged whenever during the delay to arm the system. Q on the RKE transmitter is pressed . The ignition. twice within five seconds with all Fast Flash : Vehicle is unsecured. doors closed and the vehicle off. A door, the hood, or the liftgate is The deadbolt lock can also be open, or there is a system fault. engaged with the Keyless Access Slow Flash : Alarm system is system. See “Keyless Access armed. Operation” in Remote Keyless Entry (RKE) System Operation 0 30. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 51 Arming the Alarm System the lights will flash to indicate . Lock the vehicle after all pre-alarm. If the vehicle is not occupants have left the vehicle 1. Close the liftgate and the hood. started, or the door is not unlocked and all doors are closed. Turn off the vehicle. by pressing K on the RKE . Always unlock a door with the 2. Lock the vehicle in one of transmitter during the 10-second RKE transmitter or use the three ways: pre-alarm, the alarm will be Keyless Access system. . Use the RKE transmitter. activated. Unlocking the driver door with the . Use the Keyless Access If a door, the hood, or the liftgate is key will not disarm the system or system. opened without first disarming the turn off the alarm. system, the turn signals will flash . With a door open, press Q and the horn will sound for about How to Detect a Tamper on the interior of the door. 30 seconds. The alarm system will Condition then re-arm to monitor for the next 3. After 30 seconds the alarm If K is pressed on the RKE unauthorized event. system will arm, and the transmitter and the horn chirps three indicator light will begin to Disarming the Alarm System times, an alarm occurred previously slowly flash indicating the while the alarm system was armed. alarm system is operating. Do one of the following to disarm Pressing Q on the RKE the alarm system or turn off the If the alarm has been activated, a message will appear on the DIC. transmitter a second time will alarm if it has been activated: bypass the 30-second delay . Press K on the RKE transmitter. and immediately arm the alarm Immobilizer system. . Unlock the vehicle using the See Radio Frequency Statement Keyless Access system. 0 The vehicle alarm system will not 356. arm if the doors are locked with . Start the vehicle. the key. To avoid setting off the alarm by If the driver door is opened without accident: first unlocking with the RKE transmitter, the horn will chirp and Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

52 Keys, Doors, and Windows Immobilizer Operation The system has one or more If the vehicle does not start with the transmitters matched to an other transmitter or when the This vehicle has a passive immobilizer control unit in the transmitter is in the transmitter theft-deterrent system. vehicle. Only a correctly matched pocket, the vehicle needs service. The system does not have to be transmitter will start the vehicle. See your dealer who can service manually armed or disarmed. If the transmitter is damaged, the the theft-deterrent system and have vehicle may not start. a new transmitter programmed to The vehicle is automatically the vehicle. immobilized when the transmitter When trying to start the vehicle, the leaves the vehicle. security light comes on briefly when Do not leave the transmitter or the ignition is turned on. device that disarms or deactivates The immobilization system is If the vehicle does not start and the the theft-deterrent system in the disarmed when ENGINE START/ vehicle. STOP is pressed and a valid security light stays on, there is a transmitter is in the vehicle. problem with the system. Turn the vehicle off and try again. If the RKE transmitter appears to be undamaged, try another transmitter, or place the transmitter in the transmitter pocket. See “Starting the Vehicle with a Low Transmitter Battery” under Remote Keyless The security light in the instrument Entry (RKE) System Operation 0 30. cluster comes on when there is a problem with arming or disarming the theft-deterrent system. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 53 Exterior Mirrors Power Mirrors Folding Mirrors Manual Folding Mirrors Convex Mirrors

{ Warning

A convex mirror can make things, like other vehicles, look farther away than they really are. If you cut too sharply into the right lane, you could hit a vehicle on the right. Check the inside mirror or glance over your shoulder before changing lanes. To adjust a mirror: The passenger side mirror is convex 1. Press } or | to select the The mirrors can be folded inward shaped. A convex mirror's surface is driver or passenger mirror. toward the vehicle to prevent damage when going through an curved so more can be seen from 2. Press the arrows on the control automatic car wash. Push the mirror the driver seat. pad to move each mirror in the outward to return it to the original desired direction. position. Memory Mirrors The vehicle may have memory Heated Mirrors mirrors. See Memory Seats 0 66. The vehicle has heated outside mirrors. K : Press this button on the center stack to heat the outside mirrors. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

54 Keys, Doors, and Windows See “Rear Window Defogger” under Interior Mirrors Automatic Dimming Dual Automatic Climate Control 0 Rearview Mirror System 168. Interior Rearview Mirrors Reverse Tilt Mirrors Adjust the rearview mirror for a clear view of the area behind your If equipped with memory seats, the vehicle. passenger and/or driver mirror tilts to a preselected position when the If equipped with OnStar, the vehicle vehicle is in R (Reverse). This may have three control buttons at allows the curb to be seen when the bottom of the mirror. See OnStar parallel parking. The mirror(s) return Overview 0 360. to the original position when: Do not spray glass cleaner directly . The vehicle is shifted out of on the mirror. Use a soft towel R (Reverse), or remains in dampened with water. R (Reverse) for about 30 seconds. The rearview mirror automatically . The ignition is turned off. dims to reduce the glare of the headlamps from behind. This . The vehicle is driven in feature comes on when the vehicle R (Reverse) above a set speed. is started. Turn this feature on or off through vehicle personalization. See Vehicle Personalization 0 150. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 55 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 when Retained Accessory Power path of a closing window. Never (RAP) is active. See Retained leave the Remote Keyless Entry Accessory Power (RAP) 0 191. (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 29. within a short time. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

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

When the engine is on, override the automatic reversal system by pulling and holding the window switch if conditions prevent it from closing. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Keys, Doors, and Windows 57 Sun Visors Roof Sunroof If equipped, the sunroof only operates when the ignition is on or in ACC/ACCESSORY, or when Retained Accessory Power (RAP) is active. See Retained Accessory Power (RAP) 0 191.

Pull the sun visor down to block glare. Detach the sun visor from the Sunroof Switch center mount to pivot to the side The vehicle may have one of two window and, if equipped, extend different switch configurations. along the rod. Open/Close (Manual Mode) : Press D (1) or ~ (1) to the first detent to open the sunroof. Press g (1) to the first detent to close. Express-Open/Express-Close : Press D (1) or ~ (1) to the second detent and release to express-open the sunroof. Press g (1) to the second detent and release to express-close. To stop the movement, press the switch again. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

58 Keys, Doors, and Windows If an object is in the path of the Automatic Reversal System Periodically open the sunroof and sunroof while it is closing, the The sunroof has an automatic remove any obstacles or loose automatic reversal feature will reversal system that is only active debris. Wipe the sunroof seal and detect the object and stop the when the sunroof is operated in roof sealing area using a clean sunroof. The sunroof will then return express-close mode. cloth, mild soap, and water. Do not to the full-open or vent position. remove grease from the sunroof. If an object is in the path while Vent (If Equipped) : Press E (2) to express- closing, the reversal vent the sunroof. Press g (2) to system will detect an object, stop, close the sunroof vent. and open the sunroof again. Sunshade If frost or other conditions prevent closing, override the feature by If equipped with a manual closing the sunroof in manual mode. sunshade, slide the sunshade to To stop movement, release the open or close it. The sunshade is switch. always open when the sunroof is open. Power Sunshade Switch Open/Close (If Equipped) : Press Q (2) to open the power sunshade. Press Q (2) to close the power sunshade. Initializing The sunroof cannot be opened or Dirt and debris may collect on the closed if the vehicle has an sunroof seal or in the track. This electrical failure. Have the system could cause an issue with sunroof initialized by your dealer. operation or noise. It could also plug the water drainage system. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 59 Seat Belt Care ...... 78 Replacing LATCH System Seats and Replacing Seat Belt System Parts After a Crash ...... 104 Restraints Parts after a Crash ...... 78 Securing Child Restraints (With the Seat Belt in the Airbag System Rear Seat) ...... 104 Airbag System ...... 79 Securing Child Restraints (With Head Restraints Where Are the ? ...... 81 Head Restraints ...... 60 the Seat Belt in the When Should an Airbag Front Seat) ...... 106 Front Seats Inflate? ...... 82 Seat Adjustment ...... 62 What Makes an Airbag Pedestrian Protection System Power Seat Adjustment ...... 63 Inflate? ...... 83 Pedestrian Protection Lumbar Adjustment ...... 63 How Does an Airbag System ...... 109 Thigh Support Adjustment . . . . . 64 Restrain? ...... 83 Reclining Seatbacks ...... 64 What Will You See after an Memory Seats ...... 66 Airbag Inflates? ...... 84 Heated and Ventilated Front Passenger Sensing System . . . 85 Seats ...... 69 Servicing the Airbag-Equipped Massage ...... 70 Vehicle ...... 89 Adding Equipment to the Rear Seats Airbag-Equipped Vehicle . . . . . 90 Rear Seats ...... 71 Airbag System Check ...... 90 Replacing Airbag System Parts Seat Belts after a Crash ...... 91 Seat Belts ...... 73 How to Wear Seat Belts Child Restraints Properly ...... 74 Older Children ...... 91 Lap-Shoulder Belt ...... 75 Infants and Young Children . . . . 93 Seat Belt Use During Child Restraint Systems ...... 95 Pregnancy ...... 77 Where to Put the Restraint . . . . . 97 Seat Belt Extender ...... 77 Lower Anchors and Tethers for Safety System Check ...... 78 Children (LATCH System) . . . . 98 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

60 Seats and Restraints Head Restraints The height of the head restraint can be adjusted. If equipped with base seats, the vehicle’s front seats have adjustable head restraints in the outboard seating positions. If equipped with GS Model seats, the vehicle’s front seats have head restraints in the outboard seating positions that cannot be adjusted.

{ Warning If equipped with base seats, adjust With head restraints that are not the head restraint so that the top of installed and adjusted properly, the restraint is at the same height as there is a greater chance that the top of the occupant's head. This To raise or lower the head restraint, occupants will suffer a neck/ position reduces the chance of a press the button located on the side spinal injury in a crash. Do not neck injury in a crash. of the head restraint, and pull up or push the head restraint down, and drive until the head restraints for Front Seats all occupants are installed and release the button. Pull and push on adjusted properly. If equipped, the vehicle's front seats the head restraint after the button is have adjustable head restraints in released to make sure that it is the outboard seating positions. locked in place. Adjust the head restraint so that the The front seat outboard head top of the restraint is at the same restraints are not removable. height as the top of the occupant's head. This position reduces the chance of a neck injury in a crash. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 61 Rear Seats head restraint after the button is released to make sure that it is Second Row Seats locked in place. The vehicle’s rear seat has Always adjust the head restraint so adjustable head restraints in the that the top of the restraint is at the outboard seating positions. same height as the top of the The height of the head restraint can occupant's head. be adjusted. Pull the head restraint The rear seat outboard head up to raise it. Try to move the head restraints are not intended to be restraint to make sure that it is removed. If removal is required see locked in place. your dealer for assistance with removal. In the event of an emergency, the following can be 2. Press both buttons on the head used as removal and installation restraint posts at the same instructions. Store the removed time, and pull up on the head head restraints in a secure place. restraint. Reinstall the head restraints before 3. Store the head restraint in a the seating position is occupied. secure place. Head Restraint Removal and Reinstallation { Warning To remove the head restraint: With head restraints that are not 1. Partially fold the seatback installed and adjusted properly, forward. See Rear Seats 0 71 there is a greater chance that To lower the head restraint, press occupants will suffer a neck/ the button, located on the top of the for additional information. spinal injury in a crash. Do not seatback, and push the head restraint down. Try to move the (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

62 Seats and Restraints 2. Push the head restraint down. Warning (Continued) Front Seats If necessary, press the height drive until the head restraints for adjustment release button to Seat Adjustment all occupants are installed and further lower the head restraint. Manual Seats adjusted properly. 3. Try to move the head restraint to make sure that it is locked in { Warning To reinstall the head restraint: place. You can lose control of the vehicle if you try to adjust a driver seat while the vehicle is moving. Adjust the driver seat only when the vehicle is not moving.

1. Insert the head restraint posts into the holes in the top of the seatback. The notches on the posts must face the driver side of the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 63 To adjust a manual seat: Power Seat Adjustment To adjust the lumbar support, see 0 1. Pull up on the handle at the Lumbar Adjustment 63. front of the seat. Lumbar Adjustment 2. Slide the seat to the desired position and release the handle. 3. Try to move the seat back and forth to be sure it is locked in place. Seat Height Adjuster

To adjust a power seat, if equipped: . Move the seat forward or rearward by sliding the control Four-Way Shown, Two-Way forward or rearward. Similar . Raise or lower the front part of To adjust the lumbar support, the seat cushion by moving the if equipped: front of the control up or down. . Press and hold the front or rear . Raise or lower the entire seat by of the control to increase or moving the rear of the control up decrease lumbar support. If available, move the lever up or or down. . If equipped, press and hold the down to manually raise or lower To adjust the seatback, see top or bottom of the control to the seat. Reclining Seatbacks 0 64. raise or lower lumbar support. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

64 Seats and Restraints Back Bolster Adjustment Thigh Support Reclining Seatbacks Adjustment { Warning

Sitting in a reclined position when the vehicle is in motion can be dangerous. Even when buckled up, the seat belts cannot do their job. The shoulder belt will not be against your body. Instead, it will be in front of you. In a crash, you could go into it, receiving neck or To adjust the back bolster support, other injuries. if equipped: The lap belt could go up over If equipped, pull up on the lever. . Press and hold the front of the Then pull or push on the support to your abdomen. The belt forces control to decrease back bolster lengthen or shorten. Release the would be there, not at your pelvic support. lever to lock in place. bones. This could cause serious . Press and hold the rear of the internal injuries. control to increase back bolster For proper protection when the support. vehicle is in motion, have the seatback upright. Then sit well back in the seat and wear the seat belt properly. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 65 2. Push and pull on the seatback to make sure it is locked. Power Reclining Seatbacks

Do not have a seatback reclined if To recline a manual seatback: the vehicle is moving. 1. Lift the lever. Manual Reclining Seatbacks 2. Move the seatback to the desired position, and then { Warning release the lever to lock the To adjust a power seatback, seatback in place. if available: If either seatback is not locked, it 3. Push and pull on the seatback . Tilt the top of the control could move forward in a sudden to make sure it is locked. rearward to recline. stop or crash. That could cause injury to the person sitting there. To return the seatback to the upright . Tilt the top of the control forward Always push and pull on the position: to raise. seatbacks to be sure they are 1. Lift the lever fully without locked. applying pressure to the seatback, and the seatback will return to the upright position. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

66 Seats and Restraints Memory Seats Then immediately press and hold 1, Memory adjustments may not be 2, or B (Exit) until two beeps available upon delivery or after sound. To manually recall these service until steps in “Saving Memory Positions section are positions, press and hold 1, 2, or B ” performed. until the saved position is reached. Follow the instructions under Vehicle Personalization Settings “Saving Memory Positions.” . To have the Auto Memory Recall The vehicle identifies the current movement begin when the driver’s RKE transmitter number (1– vehicle is started, select the 8). See Remote Keyless Entry Settings menu, then Vehicle, (RKE) System Operation 0 30. Only then Comfort and Convenience, RKE transmitters 1 and 2 can be and then Auto Memory Recall. used for automatic memory recalls. Select On or Off. See “Auto A Driver Information Center (DIC) Memory Recall” later in this If equipped, memory seats allow two welcome message indicating the section. drivers to save and recall their transmitter number may display for . To begin Easy Exit Recall unique seat positions for driving the the first few ignition cycles following movement when the ignition is vehicle, and a shared exit position a transmitter change. For Auto turned off and the driver door is for getting out of the vehicle. Other Memory Recall to work properly, opened, or when the ignition is feature positions may also be save the positions to the memory turned off with the driver door saved, such as power mirrors and button (1 or 2) matching the RKE already opened, select the power steering wheel, if equipped. transmitter number displayed in the Settings menu, then Vehicle, Memory positions are linked to RKE DIC welcome message. Carry the then Comfort and Convenience, transmitter 1 or 2 for automatic linked RKE transmitter when and then Easy Exit Options. memory recalls. entering the vehicle. Select On or Off. See “Easy Exit Before saving, adjust all available Recall” later in this section. memory feature positions. Turn the ignition on and then press and release SET; a beep will sound. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 67 . See Vehicle Personalization 2. Adjust all available memory Save preferred memory feature 0 150 for additional setting features to the desired driving positions to both 1 and 2 if you are information. position. the only driver. Identifying Driver Number 3. Press and release SET; a beep Manually Recalling Memory will sound. To identify the driver number: Positions 4. Immediately press and hold the Press and hold 1, 2, or B to recall 1. Start the vehicle with a different 1 or 2 memory button matching key or RKE transmitter. The the previously saved memory the above DIC welcome positions. DIC should display the driver message until two beeps number; 1 or 2. Turn the sound. To stop Manual Memory Recall ignition off and remove the key movement, release 1, 2, or B or or RKE transmitter from the If too much time passes vehicle. between releasing SET and press any of the following controls: pressing 1, the memory . Power seat 2. Start the vehicle with the initial position will not be saved and key or RKE transmitter. The two beeps will not sound. . Memory SET DIC should display the other Repeat Steps 3 and 4. . Power mirror, with the driver or driver number not shown in passenger side mirror selected Step 1. • 1 or 2 corresponds to the driver number. See “Identifying . Power steering wheel Saving Memory Positions Driver Number” previously in Auto Memory Recall Read these instructions completely this section. The vehicle identifies the number of before saving memory positions. 5. Repeat Steps 1–4 for a second driver using 1 or 2. the current driver’s RKE transmitter To save preferred driving positions (1 8). See Remote Keyless Entry 1 and 2: – To save the position for B and (RKE) System Operation 0 30. If the 1. Turn the ignition on or to ACC/ easy exit features, repeat Steps 1–4 RKE transmitter is 1 or 2, and Auto ACCESSORY. using B. This saves the position Memory Recall is programmed on in vehicle personalization, the A DIC welcome message may for getting out of the vehicle. indicate driver number 1 or 2. positions saved to the same Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

68 Seats and Restraints memory button number 1 or 2 are If the saved memory seat position To stop Easy Exit Recall movement, automatically recalled when the does not automatically recall or press any of the following memory ignition is turned on, or turned from recalls to the wrong positions, the controls: off to ACC/ACCESSORY. RKE driver’s RKE transmitter number (1 . Power seat transmitters 3–8 will not provide or 2) may not match the memory automatic memory recalls. button number that positions were . Memory SET, 1, 2, or B To turn Auto Memory Recall on or saved to. Try saving the position to the other memory button or try the . Power mirror, with the driver or off, see "Vehicle Personalization passenger side mirror selected Settings" previously in this section other RKE transmitter. and Vehicle Personalization 0 150. . Power steering wheel, Easy Exit Recall if equipped The shift lever must be in P (Park) Easy Exit Recall is not linked to an to start Auto Memory Recall. Auto RKE transmitter. The position saved Obstructions Memory Recall will complete if the to B is used for all drivers. To turn If something has blocked the driver vehicle is shifted out of P (Park) Easy Exit Recall on or off, see seat and/or power steering wheel prior to reaching the saved memory "Vehicle Personalization Settings" while recalling a memory position, position. previously in this section and the recall may stop. Remove the To stop Auto Memory Recall Vehicle Personalization 0 150. obstruction and try the recall again. movement, turn the ignition off or If the memory position still does not If turned on, the position saved to recall, see your dealer for service. press any of the following controls: B is automatically recalled when . Power seat one of the following occurs: . Memory SET, 1, 2, or B . The vehicle is turned off and the driver door is opened within a . Power mirror, with the driver or short time. passenger side mirror selected . The vehicle is turned off with the . Power steering wheel, driver door open. if equipped Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 69 Heated and Ventilated high, the level may automatically be lowered after approximately Front Seats 30 minutes. { Warning When this feature is off, the heated and ventilated seat symbols on the If temperature change or pain to buttons are white. A ventilated seat the skin cannot be felt, the seat has a fan that pulls or pushes air heater may cause burns. To through the seat. The air is not cooled. When a heated seat is reduce the risk of burns, use care turned on, the symbol turns red. when using the seat heater, When a ventilated seat is turned on, especially for long periods of the symbol turns blue. time. Do not place anything on If equipped, the buttons are near the the seat that insulates against The passenger seat may take climate controls on the center stack. heat, such as a blanket, cushion, longer to heat up. To operate, the ignition must be on. cover, or similar item. This may Auto Heated and Ventilated Seats cause the seat heater to Press M or L to heat the driver or If the vehicle is equipped with auto overheat. An overheated seat passenger seat cushion. heated or ventilated seats, and the heater may cause a burn or may { ignition is on, this feature will damage the seat. Press C or to ventilate the driver or passenger seat. automatically activate the heated or ventilated seats at the level required Press the button once for the by the vehicle's interior temperature. highest setting. With each press of the button, the seat will change to The active high, medium, low, or off the next lower setting, and then to heated or ventilated seat level will the off setting. The indicator lights be indicated by the manual heated next to the buttons indicate three for and ventilated seat buttons on the the highest setting and one for the center stack. Use the manual lowest. If the heated seats are on heated and ventilated seat buttons on the center stack to turn auto Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

70 Seats and Restraints heated or ventilated seats off. If the The temperature performance of an If equipped, press the massage passenger seat is unoccupied, the unoccupied seat may be reduced. button to use the massage feature. auto heated or ventilated seats This is normal. To stop massage, press this button feature will not activate that seat. The heated or ventilated seats will again. The auto heated and ventilated not turn on during a remote start The massage feature will turn off seats feature can be programmed to unless they are enabled in the after approximately 10 minutes. always be enabled when the vehicle vehicle personalization menu. Press the massage button to restart is on. See Remote Vehicle Start 0 36 and the massage feature. See Vehicle Personalization 0 150. Vehicle Personalization 0 150. Remote Start Heated and Ventilated Seats Massage If equipped, the heated seats will If equipped, the ignition must be on turn on automatically during a to use the massage feature. remote start if it is cold outside and the ventilated seats will turn on automatically if it is hot outside. The heated and ventilated seat indicators may not come on during this operation. The heated and ventilated seats may cancel when the vehicle is started. These features can be manually selected after the ignition is turned on. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 71 Rear Seats the vehicle through the rear door and left the vehicle without the Rear Seat Reminder vehicle being shut off. If equipped, the message REAR The feature can be turned on or off. SEAT REMINDER LOOK IN REAR See Vehicle Personalization 0 150. SEAT displays under certain Manually Folding the conditions indicating there may be an item or passenger in the rear Seatbacks seat. Check before exiting the vehicle. Caution This feature will activate when a Folding a rear seat with the seat second row door is opened while belts still fastened may cause the vehicle is on or up to 10 minutes 3. Pull on the lever on the top of damage to the seat or the seat the seatback to unlock it and before the vehicle is turned on. belts. Always unbuckle the seat There will be an alert when the fold the seatback forward. belts and return them to their vehicle is turned off. The alert does For outboard seatbacks, a tab normal stowed position before not directly detect objects in the rear near the seatback lever moves seat; instead, under certain folding a rear seat. forward when the seatback is conditions, it detects when a rear unlocked. door is opened and closed, 1. Place the front seatbacks in the indicating that there may be upright position. See Reclining something in the rear seat. Seatbacks 0 64. The feature is active only once each 2. Lower the rear head restraint. time the vehicle is turned on and off, See Head Restraints 0 60. 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

72 Seats and Restraints Automatically Folding the Raising the Seatbacks Outboard Seatbacks { 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.

4. If equipped with a 40/20/40 , pull the strap on { Warning the top of the center seatback Wagon Model Shown, Hatchback to fold the center seatback. Model Similar A seat belt that is improperly 5. Verify the seat is locked in the The rear seatbacks can also be routed, not properly attached, folded position by pushing folded forward by pulling the levers or twisted will not provide the down on the seatback. on either side of the rear protection needed in a crash. The 6. Repeat the steps for the other cargo area. person wearing the belt could be seatback, if desired. 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 73 To raise the seatback: Seat Belts Warning (Continued) 1. Push the seatback rearward This section describes how to use until it locks in the upright seat belts properly, and some things passengers to ride in any area of position. not to do. the vehicle that is not equipped For outboard seats, a tab near with seats and seat belts. the seatback lever retracts { Warning Always wear a seat belt, and when the seatback is locked in check that all passenger(s) are place. Do not let anyone ride where a restrained properly too. 2. Make sure the rear seat belts seat belt cannot be worn properly. are in the belt guide and are In a crash, if you or your This vehicle has indicators as a not twisted or caught between passenger(s) are not wearing reminder to buckle the seat belts. the seat cushion and the seat belts, injuries can be much See Seat Belt Reminders 0 130. seatback. worse than if you are wearing seat belts. You can be seriously Why Seat Belts Work injured or killed by hitting things inside the vehicle harder or by being ejected from the vehicle. In addition, anyone who is not buckled up can strike other passengers in the vehicle. It is extremely dangerous to ride in a cargo area, inside or outside of a vehicle. In a collision, passengers riding in these areas are more likely to be seriously injured or killed. Do not allow (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

74 Seats and Restraints When riding in a vehicle, you travel Q: If my vehicle has airbags, why It is very important for all occupants as fast as the vehicle does. If the should I have to wear seat to buckle up. Statistics show that vehicle stops suddenly, you keep belts? unbelted people are hurt more often going until something stops you. A: Airbags are supplemental in crashes than those who are It could be the windshield, the systems only. They work with wearing seat belts. instrument panel, or the seat belts! seat belts — not instead of them. There are important things to know When you wear a seat belt, you and Whether or not an airbag is about wearing a seat belt properly. the vehicle slow down together. provided, all occupants still have There is more time to stop because to buckle up to get the most you stop over a longer distance and, protection. when worn properly, your strongest Also, in nearly all states and in bones take the forces from the seat all Canadian provinces, the law belts. That is why wearing seat belts requires wearing seat belts. makes such good sense. Questions and Answers About How to Wear Seat Belts Seat Belts Properly Q: Will I be trapped in the vehicle This section is only for people of after a crash if I am wearing a adult size. seat belt? There are special things to know A: You could be — whether you are about seat belts and children, and . Sit up straight and always keep wearing a seat belt or not. Your there are different rules for smaller your feet on the floor in front chance of being conscious children and infants. If a child will be of you. during and after a crash, so you riding in the vehicle, see Older . Always use the correct buckle can unbuckle and get out, is Children 0 91 or Infants and Young for your seating position. much greater if you are belted. Children 0 93. Follow those rules for . Wear the lap part of the belt low everyone's protection. and snug on the hips, just touching the thighs. In a crash, Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 75 this applies force to the strong Lap-Shoulder Belt The lap-shoulder belt may lock pelvic bones and you would be if you pull the belt across you less likely to slide under the lap All seating positions in the vehicle very quickly. If this happens, let belt. If you slid under it, the belt have a lap-shoulder belt. the belt go back slightly to would apply force on your The following instructions explain unlock it. Then pull the belt abdomen. This could cause how to wear a lap-shoulder belt across you more slowly. serious or even fatal injuries. properly. If the shoulder portion of a . Wear the shoulder belt over the 1. Adjust the seat, if the seat is passenger belt is pulled out all shoulder and across the chest. adjustable, so you can sit up the way, the child restraint These parts of the body are best straight. To see how, see locking feature may be able to take belt restraining “Seats” in the Index. engaged. If this happens, let forces. The shoulder belt locks if the belt go back all the way there is a sudden stop or crash. and start again. Engaging the child restraint { Warning locking feature in the front outboard seating position may You can be seriously injured, affect the passenger sensing or even killed, by not wearing system. See Passenger your seat belt properly. Sensing System 0 85. . Never allow the lap or shoulder belt to become loose or twisted. . Never wear the shoulder belt under both arms or behind your back. 2. Pick up the latch plate and pull the belt across you. Do not let . Never route the lap or it get twisted. shoulder belt over an . Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

76 Seats and Restraints To unlatch the belt, push the button on the buckle. The belt should return to its stowed position. 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. 3. Push the latch plate into the 4. To make the lap part tight, pull Before a door is closed, be sure the buckle until it clicks. up on the shoulder belt. seat belt is out of the way. If a door Pull up on the latch plate to is slammed against a seat belt, make sure it is secure. If the damage can occur to both the seat belt is not long enough, see belt and the vehicle. 0 Seat Belt Extender 77. Seat Belt Pretensioners Position the release button on This vehicle has seat belt the buckle so that the seat belt pretensioners for front outboard could be quickly unbuckled if occupants. Although the seat belt necessary. pretensioners cannot be seen, they are part of the seat belt assembly. They can help tighten the seat belts during the early stages of a moderate to severe frontal, near frontal, or rear crash if the threshold conditions for pretensioner Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 77 activation are met. Seat belt Comfort guides are available A pregnant woman should wear a pretensioners can also help tighten through your dealer for the rear lap-shoulder belt, and the lap the seat belts in a side crash or a outboard seating positions. portion should be worn as low as rollover event. Instructions are included with the possible, below the rounding, Pretensioners work only once. If the guide. throughout the pregnancy. pretensioners activate in a crash, The best way to protect the fetus is the pretensioners and probably Seat Belt Use During to protect the mother. When a seat other parts of the vehicle's seat belt Pregnancy belt is worn properly, it is more likely system will need to be replaced. that the fetus will not be hurt in a Seat belts work for everyone, See Replacing Seat Belt System crash. For pregnant women, as for including pregnant women. Like all Parts after a Crash 0 78. anyone, the key to making seat occupants, they are more likely to belts effective is wearing them Do not sit on the outboard seat belt be seriously injured if they do not properly. while entering or exiting the vehicle wear seat belts. or at any time while sitting in the seat. Sitting on the seat belt can Seat Belt Extender damage the webbing and hardware. If the vehicle's seat belt will fasten Rear Seat Belt Comfort Guides around you, you should use it. But if a seat belt is not long enough, Rear seat belt comfort guides may provide added seat belt comfort for your dealer will order you an extender. When you go in to order it, older children who have outgrown take the heaviest coat you will wear, booster seats and for some adults. so the extender will be long enough When installed on a shoulder belt, the comfort guide positions the for you. To help avoid personal injury, do not let someone else use shoulder belt away from the neck it, and use it only for the seat it is and head. made to fit. The extender has been designed for adults. Never use it for securing child restraints. For more Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

78 Seats and Restraints information on the proper use and fit Seat Belt Care Replacing Seat Belt of seat belt extenders see the instruction sheet that comes with Keep belts clean and dry. System Parts after a the extender. Crash { Warning Safety System Check { Warning Do not bleach or dye seat belt Periodically check the seat belt webbing. It may severely weaken A crash can damage the seat belt reminder, seat belts, buckles, latch the webbing. In a crash, they system in the vehicle. A damaged plates, retractors, shoulder belt might not be able to provide seat belt system may not properly height adjusters (if equipped), and adequate protection. Clean and protect the person using it, seat belt anchorages to make sure rinse seat belt webbing only with they are all in working order. Look resulting in serious injury or even mild soap and lukewarm water. for any other loose or damaged seat death in a crash. To help make Allow the webbing to dry. belt system parts that might keep a sure the seat belt systems are seat belt system from performing working properly after a crash, properly. See your dealer to have it Seat belts should be properly cared have them inspected and any repaired. Torn or frayed seat belts for and maintained. necessary replacements made as may not protect you in a crash. soon as possible. Seat belt hardware should be kept They can rip apart under impact dry and free of dust or debris. As forces. If a belt is torn or frayed, necessary exterior hard surfaces After a minor crash, replacement of have it replaced immediately. and seat belt webbing may be lightly seat belts may not be necessary. Make sure the seat belt reminder cleaned with mild soap and water. But the seat belt assemblies that light is working. See Seat Belt Ensure there is not excessive dust were used during any crash may Reminders 0 130. or debris in the mechanism. If dust have been stressed or damaged. Keep seat belts clean and dry. See or debris exists in the system please See your dealer to have the seat belt assemblies inspected or Seat Belt Care 0 78. see the dealer. Parts may need to be replaced to ensure proper replaced. functionality of the system. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 79 New parts and repairs may be Airbag System All vehicle airbags have the word necessary even if the seat belt AIRBAG on the trim or on a label system was not being used at the The vehicle has the following near the deployment opening. airbags: time of the crash. For frontal airbags, the word Have the seat belt pretensioners . A frontal airbag for the driver AIRBAG is on the center of the checked if the vehicle has been in a . A frontal airbag for the front steering wheel for the driver and on crash, or if the airbag readiness light outboard passenger the instrument panel for the front stays on after you start the vehicle outboard passenger. or while you are driving. See Airbag . A knee airbag for the driver 0 For knee airbags, the word AIRBAG Readiness Light 131. . A knee airbag for the front is on the lower part of the outboard passenger instrument panel. . A seat-mounted side impact For seat-mounted side impact airbag for the driver airbags, the word AIRBAG is on the . A seat-mounted side impact side of the seat closest to the door. airbag for the front outboard For roof-rail airbags, the word passenger AIRBAG is on the ceiling or trim. . Seat-mounted side impact Airbags are designed to supplement airbags for the second row the protection provided by seat outboard passengers belts. Even though today's airbags . A roof-rail airbag for the driver are also designed to help reduce and the passenger seated the risk of injury from the force of an directly behind the driver inflating bag, all airbags must inflate very quickly to do their job. . A roof-rail airbag for the front outboard passenger and the passenger seated directly behind the front outboard passenger Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

80 Seats and Restraints Here are the most important things to know about the airbag system: { Warning Warning (Continued) Because airbags inflate with great Occupants should not lean on or { Warning force and faster than the blink of sleep against the door or side You can be severely injured or an eye, anyone who is up windows in seating positions with killed in a crash if you are not against, or very close to, any seat-mounted side impact airbags wearing your seat belt, even with airbag when it inflates can be and/or roof-rail airbags. airbags. Airbags are designed to seriously injured or killed. Do not work with seat belts, not replace sit unnecessarily close to any airbag, as you would be if sitting them. Also, airbags are not { Warning designed to inflate in every crash. on the edge of the seat or leaning In some crashes seat belts are forward. Seat belts help keep you Children who are up against, the only restraint. See When in position before and during a or very close to, any airbag when Should an Airbag Inflate? 0 82. crash. Always wear a seat belt, it inflates can be seriously injured even with airbags. The driver or killed. Always secure children Wearing your seat belt during a should sit as far back as possible properly in the vehicle. To read crash helps reduce your chance while still maintaining control of how, see Older Children 0 91 or of hitting things inside the vehicle the vehicle. The seat belts and Infants and Young Children 0 93. or being ejected from it. Airbags the front outboard passenger are “supplemental restraints” to airbags are most effective when the seat belts. Everyone in the you are sitting well back and vehicle should wear a seat belt upright in the seat with both feet properly, whether or not there is on the floor. an airbag for that person. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 81 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 0 131 for more information. Where Are the Airbags?

The driver knee airbag is below the Driver Side Shown, Passenger steering column. The front outboard Side Similar passenger knee airbag is below the The driver and front outboard glove box. passenger seat-mounted side impact airbags are in the side of the seatbacks closest to the door. The roof-rail airbags for the driver, front outboard passenger, and second row outboard passengers are in the ceiling above the side windows. The driver frontal airbag is in the center of the steering wheel. The front outboard passenger frontal airbag is in the passenger side instrument panel. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

82 Seats and Restraints system's deployment threshold. Warning (Continued) Deployment thresholds are used to predict how severe a crash is likely inflating airbag must be kept to be in time for the airbags to clear. Do not put anything inflate and help restrain the between an occupant and an occupants. The vehicle has airbag, and do not attach or put electronic sensors that help the anything on the steering wheel airbag system determine the hub or on or near any other severity of the impact. Deployment airbag covering. thresholds can vary with specific Do not use seat accessories that vehicle design. block the inflation path of a Frontal airbags are designed to Rear Seat Driver Side Shown, seat-mounted side impact airbag. inflate in moderate to severe frontal Passenger Side Similar or near frontal crashes to help Never secure anything to the roof reduce the potential for severe On vehicles with second row of a vehicle with roof-rail airbags injuries, mainly to the driver's or seat-mounted side impact airbags, by routing a rope or tie‐down front outboard passenger's head they are in the sides of the seatback through any door or window and chest. closest to the door. opening. If you do, the path of an inflating roof-rail airbag will be Whether the frontal airbags will or { Warning blocked. should inflate is not based primarily on how fast the vehicle is traveling. If something is between an It depends on what is hit, the occupant and an airbag, the When Should an Airbag direction of the impact, and how airbag might not inflate properly Inflate? quickly the vehicle slows down. or it might force the object into Frontal airbags may inflate at This vehicle is equipped with that person causing severe injury different crash speeds depending on airbags. See Airbag System 0 79. or even death. The path of an whether the vehicle hits an object Airbags are designed to inflate if the straight on or at an angle, and (Continued) impact exceeds the specific airbag Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 83 whether the object is fixed or A seat-mounted side impact airbag airbag causing the bag to break out moving, rigid or deformable, narrow is designed to inflate on the side of of the cover. The inflator, the airbag, or wide. the vehicle that is struck. and related hardware are all part of Frontal airbags are not intended to Roof-rail airbags are designed to the airbag module. inflate during vehicle rollovers, in inflate in moderate to severe side For airbag locations, see Where Are rear impacts, or in many side crashes depending on the location the Airbags? 0 81. impacts. of the impact. In addition, these In addition, the vehicle has roof-rail airbags are designed to How Does an Airbag advanced technology frontal inflate during a rollover or in a Restrain? airbags. Advanced technology severe frontal impact. Roof-rail In moderate to severe frontal or frontal airbags adjust the restraint airbags are not designed to inflate in near frontal collisions, even belted according to either crash severity or rear impacts. Both roof-rail airbags occupants can contact the steering occupant interaction. will inflate when either side of the vehicle is struck, if the sensing wheel or the instrument panel. In Knee airbags are designed to inflate system predicts that the vehicle is moderate to severe side collisions, in moderate to severe frontal or about to roll over on its side, or in a even belted occupants can contact near frontal impacts. Knee airbags severe frontal impact. the inside of the vehicle. are not designed to inflate during Airbags supplement the protection vehicle rollovers, in rear impacts, In any particular crash, no one can provided by seat belts by or in many side impacts. say whether an airbag should have inflated simply because of the distributing the force of the impact Seat-mounted side impact airbags vehicle damage or repair costs. more evenly over the are designed to inflate in moderate occupant's body. to severe side crashes depending What Makes an Airbag Rollover capable roof-rail airbags on the location of the impact. are designed to help contain the Seat-mounted side impact airbags Inflate? head and chest of occupants in the are not designed to inflate in frontal In a deployment event, the sensing outboard seating positions in the impacts, near frontal impacts, system sends an electrical signal first and second rows. The rollover rollovers, or rear impacts. triggering a release of gas from the capable roof-rail airbags are inflator. Gas from the inflator fills the designed to help reduce the risk of Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

84 Seats and Restraints full or partial ejection in rollover The parts of the airbag that come The vehicle has a feature that may events, although no system can into contact with you may be warm, automatically unlock the doors, turn prevent all such ejections. but not too hot to touch. There may on the interior lamps and hazard But airbags would not help in many be some smoke and dust coming warning flashers, and shut off the types of collisions, primarily from the vents in the deflated fuel system after the airbags inflate. because the occupant's motion is airbags. Airbag inflation does not The feature may also activate, not toward those airbags. See When prevent the driver from seeing out of without airbag inflation, after an Should an Airbag Inflate? 0 82. the windshield or being able to steer event that exceeds a predetermined the vehicle, nor does it prevent threshold. After turning the ignition Airbags should never be regarded people from leaving the vehicle. off and then on again, the fuel as anything more than a supplement system will return to normal to seat belts. { Warning operation; the doors can be locked, the interior lamps can be turned off, What Will You See after When an airbag inflates, there and the hazard warning flashers can an Airbag Inflates? may be dust in the air. This dust be turned off using the controls for could cause breathing problems those features. If any of these After frontal, knee, and for people with a history of systems are damaged in the crash seat-mounted side impact airbags asthma or other breathing trouble. they may not operate as normal. inflate, they quickly deflate, so To avoid this, everyone in the quickly that some people may not { Warning even realize the airbags inflated. vehicle should get out as soon as Roof-rail airbags may still be at least it is safe to do so. If you have breathing problems but cannot A crash severe enough to inflate partially inflated for some time after the airbags may have also they inflate. Some components of get out of the vehicle after an airbag inflates, then get fresh air damaged important functions in the airbag module may be hot for the vehicle, such as the fuel several minutes. For location of the by opening a window or a door. system, brake and steering airbags, see Where Are the If you experience breathing systems, etc. Even if the vehicle Airbags? 0 81. problems following an airbag deployment, you should seek appears to be drivable after a medical attention. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 85 . The vehicle has a crash sensing Warning (Continued) and diagnostic module which records information after a moderate crash, there may be crash. concealed damage that could See Vehicle Data Recording and make it difficult to safely operate Privacy 0 358 and Event Data the vehicle. Recorders 0 358. The words ON and OFF will be Use caution if you should attempt . Let only qualified technicians visible during the system check. to restart the engine after a crash work on the airbag systems. When the system check is has occurred. Improper service can mean that complete, either the word ON or an airbag system will not work OFF will be visible. See Passenger In many crashes severe enough to properly. See your dealer for Airbag Status Indicator 0 132. service. inflate the airbag, windshields are The passenger sensing system broken by vehicle deformation. turns off the front outboard Additional windshield breakage may Passenger Sensing passenger frontal airbag and knee also occur from the front outboard System airbag under certain conditions. No passenger airbag. The vehicle has a passenger other airbag is affected by the . Airbags are designed to inflate sensing system for the front passenger sensing system. only once. After an airbag outboard passenger position. The The passenger sensing system inflates, you will need some new passenger airbag status indicator works with sensors that are part of parts for the airbag system. will light on the overhead console the front outboard passenger seat If you do not get them, the when the vehicle is started. and seat belt. The sensors are airbag system will not be there designed to detect the presence of to help protect you in another a properly seated occupant and crash. A new system will include determine if the front outboard airbag modules and possibly passenger frontal airbag and knee other parts. The service manual airbag should be allowed to inflate for the vehicle covers the need or not. to replace other parts. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

86 Seats and Restraints According to accident statistics, . The front outboard passenger children are safer when properly Warning (Continued) seat is unoccupied. secured in a rear seat in the correct Even if the passenger sensing . The system determines an infant child restraint for their weight is present in a child restraint. and size. system has turned off the front outboard passenger airbag(s), no . A front outboard passenger Whenever possible, children aged system is fail-safe. No one can takes his/her weight off of the 12 and under should be secured in guarantee that an airbag will not seat for a period of time. a rear seating position. deploy under some unusual . There is a critical problem with Never put a rear-facing child seat in circumstance, even though the the airbag system or the the front. This is because the risk to airbag(s) are off. passenger sensing system. the rear-facing child is so great, if the airbag inflates. Never put a rear-facing child When the passenger sensing restraint in the front seat, even if system has turned off the front the airbag is off. If securing a { Warning outboard passenger frontal airbag forward-facing child restraint in and knee airbag, the off indicator A child in a rear-facing child the front outboard passenger will light and stay lit as a reminder restraint can be seriously injured seat, always move the seat as far that the airbags are off. See or killed if the passenger frontal back as it will go. It is better to Passenger Airbag Status Indicator 0 airbag inflates. This is because secure child restraints in the rear 132. the back of the rear-facing child seat. Consider using another The passenger sensing system is restraint would be very close to vehicle to transport the child designed to turn on the front the inflating airbag. A child in a when a rear seat is not available. outboard passenger frontal airbag forward-facing child restraint can and knee airbag anytime the system be seriously injured or killed if the The passenger sensing system is senses that a person of adult size is passenger frontal airbag inflates designed to turn off the front sitting properly in the front outboard and the passenger seat is in a outboard passenger frontal airbag passenger seat. When the forward position. and knee airbag if: passenger sensing system has allowed the airbags to be enabled, (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 87 the on indicator will light and stay lit manufacturer and refer to as a reminder that the airbags are Warning (Continued) Securing Child Restraints (With active. the Seat Belt in the Front Seat) Light 0 131 for more information, 0 For some children, including 106 or Securing Child including important safety Restraints (With the Seat Belt children in child restraints, and for information. 0 very small adults, the passenger in the Rear Seat) 104. sensing system may or may not turn Make sure the seat belt off the front outboard passenger If the On Indicator Is Lit for a retractor is locked by pulling frontal airbag and knee airbag, Child Restraint the shoulder belt all the way depending upon the person's The passenger sensing system is out of the retractor when seating posture and body build. designed to turn off the front installing the child restraint, Everyone in the vehicle who has outboard passenger frontal airbag even if the child restraint is outgrown child restraints should and knee airbag if the system equipped with a seat belt lock wear a seat belt properly — whether determines that an infant is present off. When the retractor lock is or not there is an airbag for that in a child restraint. If a child restraint set, the belt can be tightened person. has been installed and the on but not pulled out of the indicator is lit: retractor. { Warning 1. Turn the vehicle off. 5. If, after reinstalling the child restraint and restarting the If the airbag readiness light ever 2. Remove the child restraint from vehicle, the on indicator is still comes on and stays on, it means the vehicle. lit, turn the vehicle off. Then that something may be wrong 3. Remove any additional items slightly recline the vehicle with the airbag system. To help from the seat such as blankets, seatback and adjust the seat avoid injury to yourself or others, cushions, seat covers, seat cushion, if adjustable, to make have the vehicle serviced right heaters, or seat massagers. sure that the vehicle seatback away. See Airbag Readiness is not pushing the child 4. Reinstall the child restraint restraint into the seat cushion. (Continued) following the directions provided by the child restraint Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

88 Seats and Restraints Also make sure the child If the Off Indicator Is Lit for an 2. Remove any additional material restraint is not trapped under Adult-Sized Occupant from the seat, such as the vehicle head restraint. blankets, cushions, seat If this happens, adjust the head covers, seat heaters, or seat restraint. See Head Restraints massagers. 0 60. 3. Place the seatback in the fully 6. Restart the vehicle. upright position. The passenger sensing system may 4. Have the person sit upright in or may not turn off the airbags for a the seat, centered on the seat child in a child restraint depending cushion, with legs comfortably upon the child's size. It is better to extended. secure the child restraint in a rear 5. If the shoulder portion of the seat. Never put a rear-facing child belt is pulled out all the way, restraint in the front seat, even if the the child restraint locking on indicator is not lit. feature will be engaged. This If a person of adult size is sitting in may unintentionally cause the the front outboard passenger seat, passenger sensing system to but the off indicator is lit, it could be turn the airbag off for some because that person is not sitting adult-sized occupants. If this properly in the seat or that the child happens, unbuckle the belt, let restraint locking feature is engaged. the belt go back all the way, Use the following steps to allow the and then buckle the belt again system to detect that person and without pulling the belt out all enable the front outboard passenger the way. frontal airbag and knee airbag: 1. Turn the vehicle off. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 89 6. Restart the vehicle and have “Child Restraints” in the Index for the person remain in this additional information about the { Warning position for two to importance of proper restraint use. Stowing articles under the three minutes after the on A thick layer of additional material, indicator is lit. passenger seat or between the such as a blanket or cushion, passenger seat cushion and or aftermarket equipment such as { Warning seatback may interfere with the seat covers, seat heaters, and seat proper operation of the passenger massagers can affect how well the sensing system. If the front outboard passenger passenger sensing system airbag is turned off for an operates. We recommend that you adult-sized occupant, the airbag not use seat covers or other Servicing the will not be able to inflate and help aftermarket equipment except when protect that person in a crash, approved by GM for your specific Airbag-Equipped Vehicle resulting in an increased risk of vehicle. See Adding Equipment to Airbags affect how the vehicle serious injury or even death. An the Airbag-Equipped Vehicle 0 90 should be serviced. There are parts adult-sized occupant should not for more information about of the airbag system in several ride in the front outboard modifications that can affect how places around the vehicle. Your passenger seat, if the passenger the system operates. dealer and the service manual have airbag off indicator is lit. The on indicator may be lit if an information about servicing the object, such as a briefcase, vehicle and the airbag system. To handbag, grocery bag, laptop, purchase a service manual, see Additional Factors Affecting Service Publications Ordering System Operation or other electronic device, is put on 0 an unoccupied seat. If this is not Information 355. Seat belts help keep the passenger desired, remove the object from in position on the seat during the seat. vehicle maneuvers and braking, which helps the passenger sensing system maintain the passenger airbag status. See “Seat Belts” and Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

90 Seats and Restraints panel, inner door seals including the deployment of the passenger { Warning speakers, any of the airbag airbag(s) or prevent the passenger modules, ceiling or garnish sensing system from properly For up to 10 seconds after the trim, overhead console, front turning off the passenger airbag(s). vehicle is turned off and the sensors, side impact sensors, See Passenger Sensing System battery is disconnected, an airbag or airbag wiring. 0 85. can still inflate during improper service. You can be injured if you Your dealer and the service manual If the vehicle has rollover roof-rail are close to an airbag when it have information about the location airbags, see Different Size Tires of the airbag sensors, sensing and and Wheels 0 290 for additional inflates. Avoid yellow connectors. diagnostic module, and airbag important information. They are probably part of the wiring. airbag system. Be sure to follow If you have to modify your vehicle proper service procedures, and In addition, the vehicle has a because you have a disability and make sure the person performing passenger sensing system for the have questions about whether the work for you is qualified to do so. front outboard passenger position, modifications will affect the vehicle's which includes sensors that are part airbag system, or if you have of the passenger seat. The questions about whether the airbag Adding Equipment to the passenger sensing system may not system will be affected if the vehicle Airbag-Equipped Vehicle operate properly if the original seat is modified for any other reason, call trim is replaced with non-GM Customer Assistance. See Adding accessories that change the covers, upholstery, or trim; or with Customer Assistance Offices 0 348. vehicle's frame, bumper system, GM covers, upholstery, or trim height, front end, or side sheet designed for a different vehicle. Any Airbag System Check metal may keep the airbag system object, such as an aftermarket seat from working properly. The heater or a comfort-enhancing pad The airbag system does not need operation of the airbag system can or device, installed under or on top regularly scheduled maintenance or also be affected by changing any of the seat fabric, could also replacement. Make sure the airbag parts of the front seats, seat belts, interfere with the operation of the readiness light is working. See 0 airbag sensing and diagnostic passenger sensing system. This Airbag Readiness Light 131. module, steering wheel, instrument could either prevent proper Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 91

Caution Warning (Continued) Child Restraints If an airbag covering is damaged, help make sure the airbag Older Children opened, or broken, the airbag systems are working properly may not work properly. Do not after a crash, have them open or break the airbag inspected and any necessary coverings. If there are any replacements made as soon as opened or broken airbag possible. coverings, have the airbag covering and/or airbag module If an airbag inflates, you will need to replaced. For the location of the replace airbag system parts. See airbags, see Where Are the your dealer for service. Airbags? 0 81. See 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 Replacing Airbag System Older children who have outgrown Parts after a Crash the vehicle serviced right away. See Airbag Readiness Light 0 131. booster seats should wear the vehicle’s seat belts. { Warning

A crash can damage the airbag systems in the vehicle. A damaged airbag system may not properly protect you and your passenger(s) in a crash, resulting in serious injury or even death. To (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

92 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 75. 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 75. 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 93 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

94 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 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) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 95 Child restraints are devices used to there are many kinds of restraints restrain, seat, or position children in available for children with special Warning (Continued) the vehicle and are sometimes needs. called child seats or car seats. injuries. To reduce the risk of serious or fatal injuries during a There are three basic types of { Warning crash, young children should child restraints: To reduce the risk of neck and always be secured in appropriate . Forward-facing child restraints head injury in a crash, infants and child restraints. . Rearward-facing child restraints toddlers should be secured in a rear-facing child restraint until age . Belt-positioning booster seats Child Restraint Systems 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's regular restraint, be sure it is designed to be seat belt may not remain low on used in a motor vehicle. If it is, the the hip bones, as it should. restraint will have a label saying that Instead, it may settle up around it meets federal motor vehicle safety standards. The restraint the child's abdomen. In a crash, Rear-Facing Infant Restraint the belt would apply force on a manufacturer's instructions that A rear-facing child restraint provides come with the restraint state the body area that is unprotected by restraint with the seating surface weight and height limitations for a any bony structure. This alone against the back of the infant. particular child restraint. In addition, could cause serious or fatal (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

96 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’s 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 91. system. See Lower Anchors and Tethers for Children (LATCH System) 0 98 for more information. Children can be endangered in a crash if the child restraint is not properly secured in the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 97 When securing an add-on child availability in Canada, check with Never put a rear-facing child restraint, refer to the instructions Transport Canada or the Provincial restraint in the front. This is because that come with the restraint which Ministry of Transportation office. the risk to the rear-facing child is so may be on the restraint itself or in a great if the airbag deploys. booklet, or both, and to this manual. Securing the Child Within the Child Restraint The child restraint instructions are { Warning important, so if they are not available, obtain a replacement { Warning A child in a rear-facing child copy from the manufacturer. restraint can be seriously injured A child can be seriously injured or Keep in mind that an unsecured or killed if the front passenger killed in a crash if the child is not child restraint can move around in a airbag inflates. This is because properly secured in the child collision or sudden stop and injure the back of the rear-facing child people in the vehicle. Be sure to restraint. Secure the child restraint would be very close to properly secure any child restraint in properly following the instructions the inflating airbag. A child in a the vehicle — even when no child is that came with that child restraint. forward-facing child restraint can in it. be seriously injured or killed if the In some areas of the United States Where to Put the front passenger airbag inflates and Canada, Certified Child Restraint and the passenger seat is in a Passenger Safety Technicians forward position. (CPSTs) are available to inspect According to accident statistics, Even if the passenger sensing children and infants are safer when and demonstrate how to correctly system has turned off the front properly restrained in an appropriate use and install child restraints. In passenger frontal airbag, no child restraint secured in a rear the U.S., refer to the National system is fail-safe. No one can Highway Traffic Safety seating position. guarantee that an airbag will not Administration (NHTSA) website to Whenever possible, children aged deploy under some unusual locate the nearest child safety seat 12 and under should be secured in inspection station. For CPST circumstance, even though it is a rear seating position. turned off. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

98 Seats and Restraints passengers or child restraints. vehicle. The LATCH system is Warning (Continued) Adjacent seating positions should designed to make installation of a not be used if the child restraint child restraint easier. Secure rear-facing child restraints prevents access to or interferes with In order to use the LATCH system in in a rear seat, even if the airbag the routing of the seat belt. is off. If you secure a your vehicle, you need a child forward-facing child restraint in Wherever a child restraint is restraint that has LATCH the front seat, always move the installed, be sure to follow the attachments. LATCH-compatible front passenger seat as far back instructions that came with the child rear-facing and forward-facing child restraint system and secure the seats can be properly installed as it will go. It is better to secure child restraint system properly. using either the LATCH anchors or the child restraint in a rear seat. Keep in mind that an unsecured the vehicle’s seat belts. Do not use See Passenger Sensing System both the seat belts and the LATCH 0 child restraint can move around in a 85 for additional information. collision or sudden stop and injure anchorage system to secure a people in the vehicle. Be sure to rear-facing or forward-facing child seat. When securing a child restraint with properly secure any child restraint in the seat belts in a rear seat position, the vehicle — even when no child is Booster seats use the vehicle’s seat study the instructions that came with in it. belts to secure the child and the the child restraint to make sure it is booster seat. If the manufacturer compatible with this vehicle. Lower Anchors and recommends that the booster seat Tethers for Children be secured with the LATCH system, Child restraints and booster seats this can be done as long as the vary considerably in size, and some (LATCH System) booster seat can be positioned may fit in certain seating positions properly and there is no interference better than others. The LATCH system secures a child restraint during driving or in a crash. with the proper positioning of the Depending on where you place the LATCH attachments on the child lap-shoulder belt on the child. child restraint and the size of the restraint are used to attach the child Make sure to follow the instructions child restraint, you may not be able restraint to the anchors in the that came with the child restraint, to access adjacent seat belts or and also the instructions in this LATCH anchors for additional manual. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 99 When installing a child restraint with Not all vehicle seating positions seating position that will a top tether, you must also use have lower anchors. In this case, accommodate a child restraint with either the lower anchors or the seat the seat belt must be used (with top lower attachments (2). belts to properly secure the child tether where available) to secure restraint. A child restraint must the child restraint. Top Tether Anchor never be installed using only the top See Securing Child Restraints (With tether and anchor. the Seat Belt in the Front Seat) 0 The LATCH anchorage system can 106 or Securing Child Restraints (With the Seat Belt in the Rear be used until the combined weight 0 of the child plus the child restraint is Seat) 104. 29.5 kg (65 lbs). Use the seat belt Lower Anchors alone instead of the LATCH anchorage system once the combined weight is more than 29.5 kg (65 lbs). See Securing Child Restraints (With the Seat Belt in the Front Seat) 0 106 or Securing Child Restraints A top tether (3, 4) is used to secure (With the Seat Belt in the Rear 0 the top of the child restraint to the Seat) 104. vehicle. A top tether anchor is built Child restraints built after March into the vehicle. The top tether 2014 will be labeled with the attachment hook (2) on the child specific child weight up to which the restraint connects to the top tether LATCH system can be used to anchor in the vehicle in order to install the restraint. Lower anchors (1) are metal bars reduce the forward movement and The following explains how to attach built into the vehicle. There are two rotation of the child restraint during a child restraint with these lower anchors for each LATCH driving or in a crash. attachments in the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

100 Seats and Restraints The child restraint may have a Lower Anchor and Top Tether To assist in locating the lower single tether (3) or a dual tether (4). Anchor Locations anchors, each seating position with Either will have a single attachment lower anchors has two labels, on hook (2) to secure the top tether to the seatback near the crease the anchor. between the seatback and the seat Some child restraints that have a cushion. 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. I : Seating positions with top tether anchors. H : Seating positions with two lower anchors. The lower anchors are located under the labeled covers on the seatback near the crease between the seatback and the seat cushion. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 101 the same side of the vehicle as the Securing a Child Restraint seating position where the child Designed for the LATCH restraint will be placed. System Do not secure a child restraint in a position without a top tether anchor { Warning if a national or local law requires To assist in locating the top tether that the top tether be attached, or if A child could be seriously injured anchors, the top tether anchor the instructions that come with the or killed in a crash if the child symbol is near the anchors. child restraint say that the top tether restraint is not properly attached must be attached. to the vehicle using either the According to accident statistics, LATCH anchors or the vehicle children and infants are safer when seat belt. Follow the instructions properly restrained in a child that came with the child restraint restraint system or infant restraint and the instructions in this system secured in a rear seating manual. position. See Where to Put the Restraint 0 97 for additional information. { Warning

To reduce the risk of serious or fatal injuries during a crash, do not attach more than one child The top tether anchors are on the back of the rear seatbacks. Remove restraint to a single anchor. the cargo cover before installing the Attaching more than one child top tether. The cargo cover should restraint to a single anchor could remain off while the top tether is in cause the anchor or attachment use. Be sure to use an anchor on (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

102 Seats and Restraints

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

to come loose or even break Buckle any unused seat belts Unbuckle and return the seat belt during a crash. A child or others behind the child restraint so to its stowed position, before could be injured. children cannot reach them. Pull folding the seat. the shoulder belt all the way out of the retractor to set the lock, If you need to secure more than one and tighten the belt behind the { Warning child restraint in the rear seat, see child restraint after the child Where to Put the Restraint 0 97. restraint has been installed. Children can be seriously injured 1. Attach and tighten the lower or strangled if a shoulder belt is attachments to the lower wrapped around their neck. The anchors. If the child restraint shoulder belt can tighten but Caution does not have lower cannot be loosened if it is locked. attachments or the desired The shoulder belt locks when it is Do not let the LATCH seating position does not have pulled all the way out of the attachments rub against the lower anchors, secure the child retractor. It unlocks when the vehicle’s seat belts. This may restraint with the top tether and shoulder belt is allowed to go all damage these parts. If necessary, the seat belts. Refer to the the way back into the retractor, move buckled seat belts to avoid child restraint manufacturer but it cannot do this if it is rubbing the LATCH attachments. instructions and the instructions in this manual. wrapped around a child’s neck. Do not fold the rear seatback If the shoulder belt is locked and when the seat is occupied. Do not 1.1. Find the lower anchors tightened around a child’s neck, fold the empty rear seat with a for the desired seating the only way to loosen the belt is seat belt buckled. This could position. to cut it. damage the seat belt or the seat. 1.2. Put the child restraint on (Continued) (Continued) the seat. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 103 1.3. Attach and tighten the and you are using a dual lower attachments on the tether, route the tether child restraint to the lower over the seatback. anchors. 2. If the child restraint manufacturer recommends that the top tether be attached, attach and tighten the top tether to the top tether anchor, if equipped. Refer to the child If the position you are restraint instructions and the using does not have a following steps: headrest or head restraint and you are using a 2.1. Find the top tether single tether, route the If the position you are anchor. tether over the seatback. using has an adjustable 2.2. Remove the cargo cover headrest or head restraint before installing the top and you are using a tether. The cargo cover single tether, raise the should remain off while headrest or head restraint the top tether is in use. and route the tether under the headrest or 2.3. Route and tighten the top head restraint and in tether according to your between the headrest or child restraint instructions head restraint posts. and the following instructions: If the position you are using does not have a headrest or head restraint Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

104 Seats and Restraints Replacing LATCH System Securing Child Restraints Parts After a Crash (With the Seat Belt in the Rear Seat) { Warning When securing a child restraint in a A crash can damage the LATCH rear seating position, study the system in the vehicle. A damaged instructions that came with the child LATCH system may not properly restraint to make sure it is compatible with this vehicle. If the position you are secure the child restraint, using has an adjustable resulting in serious injury or even If the child restraint has the LATCH headrest or head restraint death in a crash. To help make system, see Lower Anchors and sure the LATCH system is Tethers for Children (LATCH and you are using a dual 0 tether, raise the headrest working properly after a crash, System) 98 for how and where to or head restraint and see your dealer to have the install the child restraint using route the tether under the system inspected and any LATCH. If a child restraint is headrest or head restraint necessary replacements made as secured in the vehicle using a seat belt and it uses a top tether, see and around the headrest soon as possible. or head restraint posts. Lower Anchors and Tethers for Children (LATCH System) 0 98 for 3. Before placing a child in the If the vehicle has the LATCH system top tether anchor locations. child restraint, make sure it is and it was being used during a securely held in place. To Do not secure a child seat in a crash, new LATCH system parts position without a top tether anchor check, grasp the child restraint may be needed. at the LATCH path and attempt if a national or local law requires to move it side to side and New parts and repairs may be that the top tether be anchored, or if back and forth. There should necessary even if the LATCH the instructions that come with the be no more than 2.5 cm (1 in) of system was not being used at the child restraint say that the top strap movement for proper time of the crash. must be anchored. installation. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 105 If the child restraint or vehicle seat position does not have the LATCH system, you will be using the seat belt to secure the child restraint. Be sure to follow the instructions that came with the child restraint. If more than one child restraint needs to be installed in the rear seat, be sure to read Where to Put the Restraint 0 97. 1. Put the child restraint on the seat. 3. Push the latch plate into the 4. Pull the shoulder belt all the 2. Pick up the latch plate, and run buckle until it clicks. If the latch way out of the retractor to set the lap and shoulder portions plate will not go fully into the the lock. When the retractor of the vehicle's seat belt buckle, check if the correct lock is set, the belt can be through or around the restraint. buckle is being used. tightened but not pulled out of The child restraint instructions the retractor. will show you how. Position the release button on the buckle, away from the child restraint system, so that the seat belt could be quickly unbuckled if necessary. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

106 Seats and Restraints 6. If the child restraint has a top Securing Child Restraints tether, follow the child restraint manufacturer's instructions (With the Seat Belt in the regarding the use of the top Front Seat) tether. See Lower Anchors and This vehicle has airbags. A rear Tethers for Children (LATCH 0 seat is a safer place to secure a System) 98. forward-facing child restraint. See 7. Before placing a child in the Where to Put the Restraint 0 97. child restraint, make sure it is In addition, the vehicle has a securely held in place. To passenger sensing system which is check, grasp the child restraint designed to turn off the front at the seat belt path and outboard passenger frontal airbag 5. To tighten the belt, push down attempt to move it side to side and knee airbag under certain on the child restraint, pull the and back and forth. When the conditions. shoulder portion of the belt to child restraint is properly See Passenger Sensing System tighten the lap portion of the installed, there should be no 0 85 and Passenger Airbag Status belt, and feed the shoulder belt more than 2.5 cm (1 in) of Indicator 0 132 for more information, back into the retractor. When movement. including important safety installing a forward-facing child To remove the child restraint, information. restraint, it may be helpful to unbuckle the vehicle seat belt and use your knee to push down on Never put a rear-facing child seat in let it return to the stowed position. the front. This is because the risk to the child restraint as you If the top tether is attached to a top tighten the belt. the rear-facing child is so great if the tether anchor, disconnect it. airbag deploys. 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 107 When using the lap-shoulder belt to { Warning Warning (Continued) secure the child restraint in this position, follow the instructions that A child in a rear-facing child forward-facing child restraint in came with the child restraint and the restraint can be seriously injured the front outboard passenger following instructions: or killed if the front outboard seat, always move the seat as far passenger frontal airbag inflates. back as it will go. It is better to 1. Move the seat as far back as it This is because the back of the secure the child restraint in a will go before securing the rear-facing child restraint would rear seat. forward-facing child restraint. Move the seat upward or the be very close to the inflating See Passenger Sensing System seatback to an upright position, airbag. A child in a forward-facing 0 85 for additional information. if needed, to get a tight child restraint can be seriously installation of the child injured or killed if the front restraint. outboard passenger frontal airbag If the child restraint uses a top inflates and the passenger seat is tether, see Lower Anchors and When the passenger sensing in a forward position. Tethers for Children (LATCH system has turned off the front System) 0 98 for top tether anchor outboard passenger frontal Even if the passenger sensing locations. airbag and knee airbag, the off system has turned off the front indicator on the passenger Do not secure a child seat in a outboard passenger airbag(s), no airbag status indicator should position without a top tether anchor system is fail-safe. No one can light and stay lit when you start if a national or local law requires the vehicle. See Passenger guarantee that an airbag will not that the top tether be anchored, or if Airbag Status Indicator 0 132. deploy under some unusual the instructions that come with the circumstance, even though the child restraint say that the top strap 2. Put the child restraint on airbag(s) are off. must be anchored. the seat. Secure rear-facing child restraints In Canada, the law requires that 3. Pick up the latch plate, and run in a rear seat, even if the forward-facing child restraints have the lap and shoulder portions airbag(s) are off. If you secure a a top tether, and that the tether be of the vehicle's seat belt (Continued) attached. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

108 Seats and Restraints through or around the restraint. The child restraint instructions will show you how.

5. Pull the shoulder belt all the 6. To tighten the belt, push down way out of the retractor to set on the child restraint, pull the the lock. When the retractor shoulder portion of the belt to lock is set, the belt can be tighten the lap portion of the 4. Push the latch plate into the tightened but not pulled out of belt, and feed the shoulder belt buckle until it clicks. the retractor. back into the retractor. When installing a forward-facing child Position the release button on restraint, it may be helpful to the buckle, away from the child restraint system, so that the use your knee to push down on the child restraint as you seat belt could be quickly tighten the belt. unbuckled if necessary. 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 109 7. Before placing a child in the Pedestrian Protection child restraint, make sure it is { Warning securely held in place. To System check, grasp the child restraint After the hood has lifted, the hood Your vehicle is equipped with a at the seat belt path and hinge and latch area may be hot. pedestrian protection system which attempt to move it side to side Do not touch the pedestrian is designed to lift the rear part of the and back and forth. When the protection system components. hood when a pedestrian is detected child restraint is properly during a frontal impact within the installed, there should be no approximate speed range. The pedestrian protection system is more than 2.5 cm (1 in) of designed to lift the hood only once. movement. When the vehicle is involved in a frontal impact with an object or a The pedestrian protection system If the airbags are off, the off pedestrian, sensors in the front may not activate under the following indicator in the passenger airbag bumper determine the force applied conditions: status indicator will come on and by the object to the front bumper. stay on when the vehicle is started. . The pedestrian impact is outside When the frontal impact speed is the range of the sensors located If a child restraint has been installed approximately between 25 km/h on the front bumper. and the on indicator is lit, see If the “ (15 mph) and 50 km/h (31 mph), the On Indicator Is Lit for a Child . The sensors on the front bumper pedestrian protection system lifts Restraint under Passenger Sensing are damaged. ” the rear part of the hood to help System 0 85. reduce pedestrian head injuries. . The path of the lifting hood is To remove the child restraint, Lifting the rear part of the hood blocked by snow or ice. Clear unbuckle the vehicle seat belt and creates more clearance between the any ice or snow from the hood let it return to the stowed position. hood and the hard components in before driving. the engine compartment. . Winter fronts, grille covers, In addition, the front bumper of the or other aftermarket equipment vehicle was designed to help reduce is attached to the bumper. the injury to a pedestrian’s legs. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

110 Seats and Restraints . Vehicle speed at impact is less Temporary Hood Repair than 25 km/h (15 mph) or greater Caution If the rear of the hood is raised, the than 50 km/h (31 mph). After the pedestrian protection hood may be repositioned . The vehicle impacts a small system has deployed, see your temporarily if a towing service is not object. dealer for service. The hood available. For other frontal impacts or vehicle assembly including hinges, latch, speeds, the airbags may also and actuators must be replaced. { Warning deploy. See Airbag System 0 79. Before beginning the procedure, After the pedestrian protection If towing service is not available, the read all the instructions. Failure to system has deployed, the hood will hood may be repositioned read and follow the instructions remain in the raised position and the temporarily. See Temporary Hood “ could injure you or others, and driver s view may be reduced by the Repair following. ’ ” damage the vehicle. raised hood. The SERVICE PEDESTRIAN PROTECTION SYSTEM message { Warning will appear when there is a problem with the pedestrian protection { Warning Do not drive the vehicle when the system. See your dealer for service hood is raised. immediately. After the hood has lifted, the hood hinge and latch area may be hot. Operating the vehicle with the During a frontal impact involving a hood raised can obstruct your Do not touch the pedestrian pedestrian, the vehicle may record protection system components. view and may cause a collision information about the condition of resulting in damage to the the vehicle and how it was vehicle, damage to other property, operated. See Vehicle Data Allow the engine to cool before personal injury, or even death. Recording and Privacy 0 358. attempting any repair. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Seats and Restraints 111

{ Warning { Warning { Warning

You or others could be injured Do not drive the vehicle if the Safety procedures must always when the hood is lowered or hood is not securely latched at be observed when disposing of latched. both rear corners and the front the vehicle or vehicle parts. Be sure to keep fingers and other latch. Disposal should only be body parts away from the edge of Operating your vehicle without the performed by an authorized the hood and fenders. hood securely latched can lead to service center, to help protect the a collision resulting in damage to environment and your health. 1. Place both hands on top of the your vehicle, damage to other right corner of the hood near property, personal injury, or even the windshield and push the death. hood down quickly. If the hood does not latch, push 4. Drive directly to a dealer for down again with slightly more service. If you cannot go in for force until the hood is latched service immediately, have the securely. vehicle towed. 2. Repeat the previous step to Some noise will occur when latch the left side of the hood. the vehicle is driven while the hood is temporarily 3. Pull up on the rear corners of repositioned. the hood to make sure the hood is latched securely and If you do not have the system will not lift. repaired, the pedestrian protection system will not be operable in the event of another crash or frontal impact involving a pedestrian. See your dealer for service immediately. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

112 Storage Storage Storage Cupholders Compartments Storage Compartments Storage Compartments ...... 112 { Warning Glove Box ...... 112 Cupholders ...... 112 Do not store heavy or sharp Front Storage ...... 113 objects in storage compartments. Sunglasses Storage ...... 113 In a crash, these objects may Armrest Storage ...... 114 cause the cover to open and could result in injury. Additional Storage Features Cargo Cover ...... 114 Cargo Tie-Downs (Wagon) . . . . 115 Glove Box Convenience Net ...... 116 There are two cupholders in the front storage area. Slide the cover to access them.

Lift up the handle to open the glove box. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Storage 113 Front Storage Sunglasses Storage

There is a cupholder in the center console. To open the front storage If equipped, sunglasses storage is compartment, slide the cover on the overhead console. Press the forward. fixed button on the cover and release to access.

Pull the second row seat armrest down to access the cupholders. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

114 Storage Armrest Storage Additional Storage Hatchback Features 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 from the vehicle.

Press the button and lift to access To remove the cargo cover: the storage under the armrest. { Warning 1. Remove both cords from the hooks on the liftgate. Do not place objects on the cargo 2. Push up on the front sides of cover. Sudden stops or turns can the cargo cover. cause objects to be thrown in the vehicle. You or others could be 3. Remove it from the vehicle. injured. To install the cargo cover: 1. Align the clips on the underside If equipped with a cargo cover, use of the cargo cover over the it to cover items in the rear of the pins on both sides and vehicle. push down. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Storage 115 2. Reconnect both of the cords to Removing the Cargo Cover Cargo Tie-Downs the hooks at the top of the liftgate. (Wagon) There is a movable system to Wagon secure items on the load Pull the handle toward the rear and compartment floor. up until it engages in the side retainers.

Pull the release lever on the right side up and hold it. Lift the right side and remove from retainers. Installing the Cargo Cover Insert the left side of the cargo Insert the tie-downs into the rails cover in recess, then pull release and press the button while Pull the handle to the rear and lever up. inserting it. down. It rolls up automatically. Hold and insert the right side of the cargo cover in recess and engage. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

116 Storage

Press the button on a tie-down and slide it to the required position. Fold up the tie-downs to use them. To remove the cargo tie-downs, fold them down, press the button and remove. Convenience Net If equipped, the convenience net is in the rear cargo area and can be used to store small loads. The net should not be used to store heavy loads. Attach the loops on each side of the net to the hooks located on the sides of the rear cargo area. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 117 Airbag Readiness Light ...... 131 Front Fog Lamp Light ...... 140 Instruments and Passenger Airbag Status Lamps On Reminder ...... 140 Controls Indicator ...... 132 Cruise Control Light ...... 140 Charging System Light ...... 132 Door Ajar Light ...... 141 Malfunction Indicator Lamp (Check Engine Light) ...... 133 Information Displays Controls Driver Information Steering Wheel Adjustment . . . 118 Brake System Warning Light ...... 135 Center (DIC) ...... 141 Steering Wheel Controls ...... 118 Head-Up Display (HUD) ...... 145 Heated Steering Wheel ...... 118 Electric Parking Brake Horn ...... 118 Light ...... 135 Vehicle Messages Windshield Wiper/Washer . . . . 118 Service Electric Parking Brake Vehicle Messages ...... 149 Rear Window Wiper/ Light ...... 135 Engine Power Messages . . . . . 149 Washer ...... 119 Antilock Brake System (ABS) Vehicle Speed Messages . . . . . 150 Compass ...... 120 Warning Light ...... 136 Clock ...... 120 Lane Keep Assist (LKA) Vehicle Personalization Power Outlets ...... 120 Light ...... 136 Vehicle Personalization ...... 150 Wireless Charging ...... 121 Vehicle Ahead Indicator ...... 136 Traction Off Light ...... 137 Universal Remote System Warning Lights, Gauges, and StabiliTrak OFF Light ...... 137 Universal Remote System . . . . 155 Indicators Traction Control System (TCS)/ Universal Remote System Warning Lights, Gauges, and StabiliTrak Light ...... 137 Programming ...... 155 Indicators ...... 123 Engine Coolant Temperature Universal Remote System Instrument Cluster ...... 124 Warning Light ...... 138 Operation ...... 157 Speedometer ...... 128 Tire Pressure Light ...... 138 Odometer ...... 128 Engine Oil Pressure Light . . . . 139 Tachometer ...... 128 Low Fuel Warning Light ...... 139 Fuel Gauge ...... 129 Security Light ...... 139 Engine Coolant Temperature High-Beam On Light ...... 139 Gauge ...... 130 Adaptive Forward Lighting Seat Belt Reminders ...... 130 (AFL) Light ...... 140 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

118 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: With the ignition on or in ACC/ 1. Pull the lever down. ACCESSORY, move the windshield 2. Move the steering wheel up wiper lever to select the wiper or down. speed. 3. Pull or push the steering wheel HI : Use for fast wipes. closer or away from you. LO : Use for slow wipes. 4. Pull the lever up to lock the ( : If equipped, press to turn on or steering wheel in place. off. A light near the button displays when the feature is turned on. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 119 activated. See Washer Fluid 0 257 If the windshield wiper lever is then for information on filling the moved to OFF before the driver windshield washer fluid reservoir. door is opened or within 10 minutes, the wipers will restart and move to { Warning the base of the windshield. If the ignition is turned off while the In freezing weather, do not use wipers are performing wipes due to the washer until the windshield is windshield washing, the wipers warmed. Otherwise the washer continue to run until they reach the fluid can form ice on the base of the windshield. INT : Use for intermittent wipes. To windshield, blocking your vision. adjust wipe frequency, turn the band up for more frequent wipes or down Rear Window Wiper/ for less frequent wipes. Clear snow and ice from the wiper Washer blades before using them. If frozen OFF : Use to turn the wipers off. to the windshield, carefully loosen or If equipped, the ignition must be on 1x : For a single wipe, briefly move thaw them. Damaged blades should or in ACC/ACCESSORY to operate the wiper lever down. For several be replaced. See Wiper Blade the rear window wiper/washer. wipes, hold the wiper lever down. Replacement 0 262. f : Pull the windshield wiper Heavy snow or ice can overload the lever toward you to spray windshield wiper motor. washer fluid and activate the wipers. The wipers will continue until the Wipe Parking lever is released or the maximum If the ignition is turned off while the wash time is reached. When the wipers are on LO, HI, or INT, they lever is released, additional wipes will immediately stop. may occur depending on how long the windshield washer had been Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

120 Instruments and Controls Turn the end of the windshield wiper The windshield washer reservoir is Clock lever to operate the rear window used for the windshield and rear wiper/washer. window. Check the fluid level if Set the time and date using the infotainment system. See "Time / OFF : Turns the system off. either washer is not working. See Washer Fluid 0 257. Date" under “Settings” in the INT : Intermittent wipes. infotainment manual. Compass ON : Slow wipes. Power Outlets 1 : Push the windshield wiper The vehicle may have a compass lever forward to spray washer fluid display on the Driver Information Power Outlets 12-Volt Direct on the rear window. The lever Center (DIC). The compass receives Current automatically returns to its original its heading and other information position when released. from the Global Positioning System (GPS) antenna, StabiliTrak/ Reverse Gear Wipes Electronic Stability Control (ESC), If the rear wiper control is off, the and vehicle speed information. rear wiper will automatically operate The compass system is designed to continuously when the shift lever is operate for a certain number of in R (Reverse), and the front miles or degrees of turn before windshield wiper is performing low needing a signal from the GPS or high speed wipes. If the rear satellites. When the compass wiper control is off, the shift lever is display shows CAL, drive the in R (Reverse), and the front vehicle for a short distance in an windshield wiper is performing open area where it can receive a interval wipes, then the rear wiper GPS signal. The compass system The 12-volt power outlets can be automatically performs interval will automatically determine when a used to plug in electrical equipment, wipes. GPS signal is restored and provide such as a cell phone or MP3 player. This feature can be turned on or off. a heading again. See Vehicle Personalization 0 150. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 121 The vehicle may have accessory . In Canada, see power outlets: Caution www.gmtotalconnect.ca. . Below the climate controls. Hanging heavy equipment from . Or, see your dealer for details. . In the cargo area, if equipped. the power outlet can cause damage not covered by the { Warning Open the protective cover to use the vehicle warranty. The power power outlet. outlets are designed for Wireless charging can affect the The outlet is powered when the accessory power plugs only, such operation of an implanted ignition is on or in ACC/ as cell phone charge cords. pacemaker or other medical ACCESSORY, or until the driver devices. If you have one, it is door is opened within 10 minutes of recommended to consult with turning off the vehicle. See Retained Wireless Charging your doctor before using the 0 Accessory Power (RAP) 191. The vehicle may have a wireless wireless charging system. Certain electrical accessories may charging pocket outside the armrest not be compatible with the of the center console. The system The vehicle must be on or in ACC/ accessory power outlet and could operates at 145 kHz and wirelessly ACCESSORY, or Retained overload vehicle or adapter fuses. charges one Qi compatible Accessory Power (RAP) must be If there is a problem, see your smartphone. The power output of active. The wireless charging dealer. the system is capable of charging at feature may not correctly indicate When adding electrical equipment, a rate up to 1 amp (5W), as charging when the vehicle is in RAP. be sure to follow the installation requested by the compatible See Retained Accessory Power instructions included with the smartphone. See Radio Frequency (RAP) 0 191. Statement 0 356. equipment. See Add-On Electrical The operating temperature is −20 °C Equipment 0 238. To check for smartphone (−4 °F) to 60 °C (140 °F) for the compatibility: charging system and 0 °C (32 °F) to . In the U.S., see 35 °C (95 °F) for the compatible www.my.buick.com/learn. smartphone. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

122 Instruments and Controls 2. With the smartphone screen { Warning facing the rear of the vehicle, slowly insert the smartphone Remove all objects from the into the charging pocket charging pad before charging until appears on the V on your compatible smartphone. } the infotainment display. This Objects, such as coins, keys, indicates that the smartphone rings, paper clips, or cards, is properly positioned and between the smartphone and charging. If a smartphone is charging pad will become very hot. On the rare occasion that the inserted into the pocket and } charging system does not detect does not display, remove the smartphone from the pocket, an object, and the object gets To charge a compatible smartphone: turn it 180 degrees, and wait wedged between the smartphone three seconds before inserting and charger, remove the 1. Remove all objects from the charging pocket. The system the smartphone into the pocket smartphone and allow the object again. to cool before removing it from may not charge if there are any the charging pad, to prevent objects between the burns. smartphone and the charging pocket. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 123 Warning Lights, Some warning lights come on briefly when the engine is started to Gauges, and indicate they are working. When one of the warning lights comes on Indicators and stays on while driving, or when Warning lights and gauges can one of the gauges shows there may signal that something is wrong be a problem, check the section that before it becomes serious enough explains what to do. Waiting to do to cause an expensive repair or repairs can be costly and even replacement. Paying attention to the dangerous. warning lights and gauges could prevent injury. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

124 Instruments and Controls Instrument Cluster

Base Level English Shown, Metric Similar Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 125

Midlevel English Shown, Metric Similar Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

126 Instruments and Controls

Uplevel English Shown, Metric Similar Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 127 Cluster Menu . Info App. This is where the Navigation selected Driver Information There is an interactive display area V Center (DIC) displays. See Press to select the Navigation in the center of the instrument Driver Information Center (DIC) app, then press T to enter the cluster. 0 141. Navigation menu. If there is no . Audio active route, press V to access Recents or Favorites list. If there is . Phone an active route, press V to cancel . Navigation route guidance, mute/unmute voice . Options guidance, or access Recents or Favorites list. Audio V Options Press to select the Audio app, V then press T to enter the Audio Press to select the Options app. menu. In the Audio menu browse for Use y or z to scroll through items music, select from the favorites, in the Options menu. or change the audio source. Use the right steering wheel control Units : Press T while Units is to open and scroll through the Phone displayed to enter the Units menu. different items and displays. V Choose English or metric units by Press to select the Phone app, V S T pressing while the desired item is Press to access the cluster then press to enter the Phone highlighted. applications. Use or to scroll menu. In the Phone menu, if there is y z Display Themes (Uplevel) : Press through the list of available no active phone call, view recent T while Display Themes is applications. Not all applications will calls, scroll through contacts, displayed to enter the menu. be available on all vehicles. or select from the favorites. If there is an active call, mute or unmute the Choose Sport or Touring by phone or switch to handset or pressing V while the desired item is handsfree operation. highlighted. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

128 Instruments and Controls Info Pages : Press T while Info Speedometer tachometer may vary by several hundred rpm’s, during Auto Stop Pages is displayed to enter the Info The speedometer shows the Pages menu and select the items to mode, when the engine is shutting vehicle's speed in either kilometers off and restarting. be displayed in the Info App. See per hour (km/h) or miles per Driver Information Center (DIC) hour (mph). A slight bump may be felt when the 0 141. transmission is determining the Speed Warning : The Speed Odometer most fuel efficient operating range. Warning display allows the driver to set a speed that they do not want to The odometer shows how far the Caution exceed. To set the Speed Warning, vehicle has been driven, in either kilometers or miles. press T when Speed Warning is If the engine is operated with the displayed. Scroll to Set Speed and rpm’s in the warning area at the T V Tachometer high end of the tachometer, the press . Press to set the speed. vehicle could be damaged, and Once the speed is set, this feature The tachometer displays the engine speed in revolutions per the damage would not be covered can be turned off by pressing V minute (rpm). by the vehicle warranty. Do not while viewing this page. If the operate the engine with the rpm’s selected speed limit is exceeded, a For vehicles with the Stop/Start in the warning area. DIC message is displayed with a system, when the ignition is on, the chime. tachometer indicates the vehicle status. When pointing to AUTO Software Information : Displays STOP, the engine is off but the the open source software vehicle is on and can move. The information. 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 129 Fuel Gauge Here are four things that some owners ask about. None of these show a problem with the fuel 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 Uplevel English tank's capacity to fill the tank. When the ignition is on, the fuel Uplevel Metric . The gauge moves a little while gauge indicates about how much turning a corner or speeding up. fuel is left in the tank. . The gauge takes a few seconds An arrow on the fuel gauge to stabilize after the ignition is indicates the side of the vehicle the turned on, and goes back to fuel door is on. empty when the ignition is When the indicator nears empty, the turned off. low fuel light comes on. There is still a little fuel left, but the fuel tank should be filled soon. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

130 Instruments and Controls Engine Coolant conditions, pull off the road, stop the vehicle, and turn off the engine as Temperature Gauge soon as possible. See Engine Overheating 0 256. Seat Belt Reminders Driver Seat Belt Reminder Light There is a driver seat belt reminder light on the instrument cluster.

Uplevel English This gauge shows the engine coolant temperature. Uplevel Metric If the gauge pointer moves toward the warning area at the high end of the gauge, the engine is too hot. When the vehicle is started, this The engine coolant temperature light flashes and a chime may come warning light comes on when the on to remind the driver to fasten engine is too hot. See Engine their seat belt. Then the light stays Coolant Temperature Warning Light on solid until the belt is buckled. 0 138. This cycle may continue several This reading indicates the same times if the driver remains or thing as the warning light. It means becomes unbuckled while the that the engine coolant has vehicle is moving. overheated. If the vehicle has been operating under normal driving Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 131 If the driver seat belt is buckled, The front passenger seat belt The airbag readiness light comes on neither the light nor the chime reminder light and chime may turn for several seconds when the comes on. on if an object is put on the seat vehicle is started. If the light does such as a briefcase, handbag, not come on then, have it fixed Passenger Seat Belt Reminder grocery bag, laptop, or other immediately. Light electronic device. To turn off the There is a passenger seat belt reminder light and/or chime, remove { Warning reminder light near the passenger the object from the seat or buckle airbag status indicator. See the seat belt. If the airbag readiness light stays Passenger Sensing System 0 85. on after the vehicle is started or Airbag Readiness Light comes on while driving, it means This light shows if there is an the airbag system might not be electrical problem with the airbag working properly. The airbags in system. The system check includes the vehicle might not inflate in a the airbag sensor(s), the passenger crash, or they could even inflate sensing system, the pretensioners, without a crash. To help avoid the airbag modules, the wiring, and injury, have the vehicle serviced When the vehicle is started, this the crash sensing and diagnostic right away. light flashes and a chime may come module. For more information on the on to remind passengers to fasten airbag system, see Airbag System If there is a problem with the airbag their seat belt. Then the light stays 0 79. system, a Driver Information Center on solid until the belt is buckled. (DIC) message may also come on. This cycle continues several times if the passenger remains or becomes unbuckled while the vehicle is moving. If the passenger seat belt is buckled, neither the chime nor the light comes on. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

132 Instruments and Controls Passenger Airbag Status If the word OFF is lit on the airbag Charging System Light status indicator, it means that the Indicator passenger sensing system has The vehicle has a passenger turned off the front outboard sensing system. See Passenger passenger frontal airbag and knee Sensing System 0 85. The airbag. overhead console has a passenger If, after several seconds, both status airbag status indicator. indicator lights remain on, or if there are no lights at all, there may be a The charging system light comes on problem with the lights or the briefly when the ignition is turned passenger sensing system. See on, but the engine is not running, as your dealer for service. a check to show the light is working. The light turns off when the engine { Warning is started. If it does not, have the vehicle serviced by your dealer. If the airbag readiness light ever When the vehicle is started, the If the light stays on, or comes on comes on and stays on, it means passenger airbag status indicator while driving, there could be a that something may be wrong will light ON and OFF for several problem with the electrical charging seconds as a system check. Then, with the airbag system. To help system. Have it checked by your after several more seconds, the avoid injury to yourself or others, dealer. Driving while this light is on status indicator will light either ON have the vehicle serviced right could drain the battery. or OFF to let you know the status of away. See Airbag Readiness the front outboard passenger frontal Light 0 131 for more information, If a short distance must be driven airbag and knee airbag. including important safety with the light on, be sure to turn off information. all accessories, such as the radio If the word ON is lit on the and air conditioner. passenger airbag status indicator, it means that the front outboard passenger frontal airbag and knee airbag are allowed to inflate. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 133 Malfunction Indicator Caution Caution (Continued) Lamp (Check Engine Light) If the vehicle is driven continually Maintenance test. See with this light on, the emission Accessories and Modifications This light is part of the vehicle’s control system may not work as 0 242. emission control on-board well, the fuel economy may be diagnostic system. If this light is on lower, and the vehicle may not while the engine is running, a If the light is flashing : A run smoothly. This could lead to malfunction has been detected and malfunction has been detected that costly repairs that might not be the vehicle may require service. The could damage the emission control light should come on to show that it covered by the vehicle warranty. system and increase vehicle is working when the ignition is in emissions. Diagnosis and service Service Mode. See Ignition may be required. 0 Positions 187. Caution To help prevent damage, reduce vehicle speed and avoid hard Modifications to the engine, accelerations and uphill grades. transmission, exhaust, intake, If towing a trailer, reduce the or fuel system, or the use of amount of cargo being hauled as replacement tires that do not soon as possible. meet the original tire If the light continues to flash, find a specifications, can cause this light safe place to park. Turn the vehicle Malfunctions are often indicated by to come on. This could lead to off and wait at least 10 seconds the system before any problem is costly repairs not covered by the before restarting the engine. If the noticeable. Being aware of the light vehicle warranty. This could also light is still flashing, follow the and seeking service promptly when affect the vehicle’s ability to pass previous guidelines and see your it comes on may prevent damage. an Emissions Inspection/ dealer for service as soon as (Continued) possible. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

134 Instruments and Controls If the light is on steady : A If the light remains on, see your The vehicle may not pass malfunction has been detected. dealer. inspection if: Diagnosis and service may be . The light is on when the engine required. Emissions Inspection and Maintenance Programs is running. Check the following: If the vehicle requires an Emissions . The light does not come on . If fuel has been added to the Inspection/Maintenance test, the when the ignition is in vehicle using the capless fuel test equipment will likely connect to Service Mode. funnel adapter, make sure that it the vehicle's Data Link . Critical emission control systems has been removed. See “Filling Connector (DLC). have not been completely the Tank with a Portable Gas diagnosed. If this happens, the Can” under Filling the Tank 0 vehicle would not be ready for 229. The diagnostic system inspection and might require can detect if the adapter has several days of routine driving been left installed in the vehicle, before the system is ready for allowing fuel to evaporate into inspection. This can happen if the atmosphere. A few driving the 12-volt battery has recently trips with the adapter removed been replaced or run down, or if may turn off the light. The DLC is under the instrument the vehicle has been recently . Poor fuel quality can cause panel to the left of the steering serviced. wheel. Connecting devices that are inefficient engine operation and See your dealer if the vehicle will poor driveability, which may go not used to perform an Emissions Inspection/Maintenance test or to not pass or cannot be made ready away once the engine is warmed for the test. up. If this occurs, change the service the vehicle may affect vehicle operation. See Add-On fuel brand. It may require at 0 least one full tank of the proper Electrical Equipment 238. See fuel to turn the light off. See Fuel your dealer if assistance is needed. 0 227. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 135 Brake System Warning Parking Brake system. A message { Warning may also display in the Driver Light Information Center (DIC). The vehicle brake system consists The brake system might not be working properly if the brake If the light does not come on, of two hydraulic circuits. If one or remains flashing, see your dealer. circuit is not working, the remaining system warning light is on. circuit can still work to stop the Driving with the brake system vehicle. For normal braking warning light on can lead to a Service Electric Parking performance, both circuits need to crash. If the light is still on after Brake Light be working. the vehicle has been pulled off the road and carefully stopped, If the warning light comes on, there have the vehicle towed for is a brake problem. Have the brake system inspected right away. service. Electric Parking Brake Light This light should come on briefly when starting the vehicle. If it does not come on, have it fixed so it will Metric English be ready to warn if there is a problem. This light should come on briefly If this light stays on, take the vehicle when the engine is started. If it does to your dealer as soon as possible. Metric English not come on then, have it fixed so it See the information for the Electric will be ready to warn you if there is This light comes on when the Parking Brake under Electric a problem. 0 parking brake is applied. If the light Parking Brake 198. A message If the light comes on and stays on, continues flashing after the parking may also display in the Driver there is a brake problem. brake is released, or while driving, Information Center (DIC). there is a problem with the Electric Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

136 Instruments and Controls Antilock Brake System If both the ABS and the brake This light is amber and flashes as a system warning light are on, the Lane Departure Warning (LDW) (ABS) Warning Light vehicle's antilock brakes are not alert, to indicate that the lane functioning and there is a problem marking has been crossed. with the regular brakes. See your See Lane Keep Assist (LKA) 0 225. dealer for service. See Brake System Warning Light Vehicle Ahead Indicator 0 135.

This light comes on briefly when the Lane Keep Assist (LKA) engine is started. Light If the light does not come on, have it fixed so it will be ready to warn if there is a problem. If equipped, this indicator will If the light comes on while driving, display green when a vehicle is stop as soon as it is safely possible detected ahead and amber when and turn off the vehicle. Then start you are following a vehicle ahead the engine again to reset the This light is green if LKA is available much too closely. system. If the ABS light stays on, to assist. See Forward Collision Alert (FCA) or comes on again while driving, the 0 vehicle needs service. A chime may LKA may assist by gently turning System 217. also sound when the light comes on the steering wheel if the vehicle steady. approaches a detected lane marking without using the turn signal in that If the ABS light is the only light on, direction. The LKA light will turn the vehicle has regular brakes, but amber. the antilock brakes are not functioning. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 137 Traction Off Light StabiliTrak OFF Light Traction Control System (TCS)/StabiliTrak Light

This light comes on briefly while This light comes on briefly while starting the engine. If it does not, starting the engine. If it does not, This light comes on briefly when the have the vehicle serviced by your have the vehicle serviced by your engine is started. dealer. If the system is working dealer. If the light does not come on, have normally, the indicator light then This light comes on when the turns off. the vehicle serviced by your dealer. StabiliTrak/Electronic Stability If the system is working normally, The traction off light comes on when Control (ESC) system is turned off. the indicator light turns off. the Traction Control System (TCS) If StabiliTrak/ESC is off, the Traction has been turned off by pressing and Control System (TCS) is also off. If the light is on and not flashing, the TCS and potentially the StabiliTrak/ releasing the TCS/StabiliTrak If StabiliTrak/ESC and TCS are off, button. ESC system have been disabled. the system does not assist in A Driver Information Center (DIC) This light and the StabiliTrak OFF controlling the vehicle. Turn on the message may display. Check the light come on when StabiliTrak/ TCS and the StabiliTrak/ESC DIC messages to determine which Electronic Stability Control (ESC) is systems, and the warning light feature(s) is no longer functioning turned off. turns off. and whether the vehicle requires If the TCS is off, wheel spin is not See Traction Control/Electronic service. 0 limited. Adjust driving accordingly. Stability Control 201. If the light is on and flashing, the See Traction Control/Electronic TCS and/or the StabiliTrak/ESC Stability Control 0 201. system is actively working. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

138 Instruments and Controls See Traction Control/Electronic When the Light Is On Steady 0 Caution (Continued) Stability Control 201. This indicates that one or more of the tires are significantly Engine Coolant engine and it may not be covered by the vehicle warranty. See underinflated. Temperature Warning Engine Overheating 0 256. A Driver Information Center (DIC) Light tire pressure message may also The engine coolant temperature display. Stop as soon as possible, warning light comes on when the and inflate the tires to the pressure engine has overheated. value shown on the Tire and Loading Information label. See Tire If this happens, pull over and turn Pressure 0 281. off the engine as soon as possible. See Engine Overheating 0 256. When the Light Flashes First and Then Is On Steady This light comes on briefly while starting the vehicle. Tire Pressure Light If the light flashes for about a minute and then stays on, there may be a If it does not, have the vehicle problem with the TPMS. If the serviced by your dealer. If the problem is not corrected, the light system is working normally the will come on at every ignition cycle. indicator light goes off. See Tire Pressure Monitor Operation 0 284. Caution For vehicles with the Tire Pressure The engine coolant temperature Monitor System (TPMS), this light warning light indicates that the comes on briefly when the engine is vehicle has overheated. Driving started. It provides information with this light on can damage the about tire pressures and the TPMS. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 139 Engine Oil Pressure Light If the light comes on and stays on, it Security Light means that oil is not flowing through the engine properly. The vehicle Caution could be low on oil and might have Lack of proper engine oil some other system problem. See your dealer. maintenance can damage the engine. Driving with the engine oil low can also damage the engine. Low Fuel Warning Light The repairs would not be covered The security light should come on by the vehicle warranty. Check briefly as the engine is started. If it the oil level as soon as possible. does not come on, have the vehicle Add oil if required, but if the oil serviced by your dealer. If the level is within the operating range system is working normally, the and the oil pressure is still low, indicator light turns off. have the vehicle serviced. Always If the light stays on and the engine This light is near the fuel gauge and follow the maintenance schedule does not start, there could be a comes on briefly when the ignition is for changing engine oil. problem with the theft-deterrent turned on as a check to show it is system. See Immobilizer Operation working. 0 52. It also comes on when the fuel tank is low on fuel. The light turns off High-Beam On Light when fuel is added. If it does not, have the vehicle serviced.

This light should come on briefly as the engine is started. If it does not come on, have the vehicle serviced by your dealer. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

140 Instruments and Controls This light comes on when the Front Fog Lamp Light Cruise Control Light high-beam headlamps are in use. See Headlamp High/Low-Beam Changer 0 160. Adaptive Forward Lighting (AFL) Light For vehicles with fog lamps, this The cruise control light is white light comes on when the fog lamps when the cruise control is on and are on. ready, and turns green when the The light goes out when the fog cruise control is set and active. lamps are turned off. See Fog See Cruise Control 0 204. Lamps 0 162. Adaptive Cruise Control Light This light should come on briefly as the vehicle is started. If it does not Lamps On Reminder come on, have the vehicle serviced by your dealer. This light comes on solid when there is a problem with the AFL system. It flashes when the system is switching between lighting This light is white when the Adaptive modes. See Adaptive Forward Cruise Control (ACC, if equipped) is 0 This light comes on when the Lighting (AFL) 161. on and ready, and turns green when exterior lamps are in use. See the ACC is set and active. See Exterior Lamp Controls 0 159. Adaptive Cruise Control 0 206. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 141 Door Ajar Light Information Displays V : Press to open a menu or select a menu item. Press and hold to Driver Information reset values on certain screens. Center (DIC) Base Level DIC The DIC displays are shown in the Use o or p to choose the Trip, center of the instrument cluster in Vehicle, or Eco menus. Use w or the Info app. See Instrument Cluster 0 x to scroll through items in This light comes on when a door is 124. The displays show the status each menu. open or not securely latched. Before of many vehicle systems. driving, check that all doors are Trip/Fuel Menu (TRIP) Items properly closed. Speed : Displays how fast the vehicle is moving in either kilometers per hour (km/h) or miles per hour (mph). The speedometer cannot be reset. Trip 1 or Trip 2, Average Fuel Economy : Displays the current distance traveled, in either kilometers (km) or miles (mi), from the last reset for the trip odometer. The trip odometer can be reset to zero by pressing and holding V y or z : Press to move up or while the trip odometer display is down in a list. showing. S or T : Press to move between Also displays the approximate the interactive display zones in the average liters per 100 kilometers cluster. (L/100 km) or miles per gallon Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

142 Instruments and Controls (mpg). This number is based on the Timer : To start the timer, press V Speed Warning : This display is number of L/100 km (mpg) recorded while Timer is displayed. The used to set the vehicle speed at since the last time this menu item display will show the amount of time which the speed warning chime was reset. This number reflects only that has passed since the timer was sounds and the alert is displayed. the approximate average fuel The speed can be set by pressing last reset, not including time the V economy that the vehicle has right ignition is off. Time will continue to while the speed warning display now, and will change as driving be counted as long as the ignition is is showing. conditions change. Reset the on, even if another display is being Remaining Oil Life : Displays an average consumption by pressing V shown on the DIC. The timer will estimate of the oil's remaining useful when it is displayed. record up to 99 hours, 59 minutes, life. If REMAINING OIL LIFE 99% is Fuel Range : Displays the and 59 seconds (99:59:59) after displayed, that means 99% of the which the display will return to zero. current oil life remains. approximate distance the vehicle V can be driven without refueling. The To stop the timer, press briefly When the remaining oil life is low, fuel range estimate is based on an while Timer is displayed. To reset the CHANGE ENGINE OIL SOON average of the vehicle's fuel the timer to zero, press and hold V. message will appear on the display. economy over recent driving history The oil should be changed as soon Navigation : Used for the OnStar and the amount of fuel remaining in as possible. See Engine Oil 0 247. Turn-by-Turn guidance. the fuel tank. Fuel range cannot be In addition to the engine oil life reset. Blank Display : Displays no system monitoring the oil life, Average Vehicle Speed : Displays information. additional maintenance is the average vehicle speed of the recommended. See Maintenance Vehicle Information Menu 0 vehicle in kilometers per hour (km/h) (VEHICLE) Items Schedule 332. or miles per hour (mph). This Units : Choose between Metric or The Oil Life display must be reset average is based on the various V after each oil change. Do not reset vehicle speeds recorded since the US when Units is active. Press to the Oil Life display accidentally at last reset. Reset the average speed confirm the setting. This will change any time other than when the oil has by pressing V when it is displayed. the displays on the DIC to the type just been changed. It cannot be of measurements you select. reset accurately until the next oil Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 143 change. To reset the engine oil life the page as last xxx mi/km. Press V “ ” 2. Press y or z to scroll to the system, see Engine Oil Life System to select the distance or reset the Options application. 0 249. best value. 3. Press V to enter the Oil Pressure : Oil pressure is The display provides information on displayed in either kilopascal (kPa) how current driving behavior affects Options menu. or in pounds per square inch (psi). the running average and how well 4. Scroll to Info Pages and Battery Voltage : Displays the recent driving compares to the best press T. current battery voltage, if equipped. that has been achieved for the Battery voltage changes are normal selected distance. 5. Press y or z to move while driving. See Charging System Economy Trend : Shows a history through the list of possible Light 0 132. If there is a problem of the Average Fuel Economy from information displays. with the battery charging system, the last 50 km (30 mi). Each bar 6. Press V while an item is the DIC will display a message. represents about 5 km (3 mi) of highlighted to select or driving. During driving the bars will deselect that item. When an ECO Drive Assist Menu (ECO) shift to always reflect the most Items item is selected, a checkmark recent distance on the right side. will appear next to it. Fuel Economy : The center Press and hold V to clear the graph displays the approximate DIC Info Pages or press V to reset through instantaneous fuel economy as a the menu. The following is the list of all number and bar graph. Displayed possible DIC info page displays. above the bar graph is a running Uplevel DIC Some may not be available for your average of fuel economy for the particular vehicle. Some items may DIC Info Page Options most recently traveled selected not be turned on by default but can distance. Displayed below the bar The info pages on the DIC can be be turned on through the Options graph is the best average fuel turned on or off through the app. See “DIC Info Page Options” economy that has been achieved for Options menu. earlier in this section. the selected distance. The selected distance is displayed at the top of 1. Press S to access the cluster applications. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

144 Instruments and Controls Speed : Shows the vehicle speed in Press and hold V while this display additional maintenance is either kilometers per hour (km/h) or is active to reset the trip odometer recommended. See Maintenance 0 miles per hour (mph). Speed Limit: and the average fuel economy. Trip Schedule 332. Shows sign information, which A and Trip B can also be reset by The Oil Life display must be reset comes from a roadway database in pressing p and choosing reset. after each oil change. It will not the onboard navigation, if equipped. reset itself. Do not reset the Oil Life Press T to open the menu and V to Fuel Range : Shows the display at any time other than when turn on or off the current speed approximate distance the vehicle the oil has just been changed. limit sign. can be driven without refueling. It cannot be reset accurately until LOW will be displayed when the Trip A or Trip B : Shows the the next oil change. To reset the vehicle is low on fuel. The fuel engine oil life system, press and current distance traveled, in either range estimate is based on an V kilometers (km) or miles (mi), since average of the vehicle's fuel hold for several seconds while the trip odometer was last reset. economy over recent driving history the Oil Life display is active. See 0 This also shows the approximate and the amount of fuel remaining in Engine Oil Life System 249. average liters per 100 kilometers the fuel tank. Tire Pressure : Shows the (L/100 km) or miles per Oil Life : Shows an estimate of the approximate pressures of all four gallon (mpg). This number is oil's remaining useful life. tires. Tire pressure is displayed in calculated based on the number of If REMAINING OIL LIFE 99% is either kilopascal (kPa) or pounds L/100 km (mpg) recorded since the displayed, that means 99% of the per square inch (psi). If the pressure last time this menu item was reset. current oil life remains. is low, the value for that tire is This number reflects only the shown in amber. approximate average fuel economy When the remaining oil life is low, See Tire Pressure Monitor System that the vehicle has right now, and the CHANGE ENGINE OIL SOON 0 283 and Tire Pressure Monitor will change as driving conditions message will appear on the display. Operation 0 284. change. The oil should be changed as soon as possible. See Engine Oil 0 247. Fuel Economy : The center In addition to the engine oil life displays the approximate system monitoring the oil life, instantaneous fuel economy as a number and bar graph. Displayed Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 145 above the bar graph is a running or miles per hour (mph). This Top Consumers : Shows a list of average of fuel economy for the average is based on the various the features that are currently most recently traveled selected vehicle speeds recorded since the impacting the fuel economy, in order distance. Displayed below the bar last reset. Reset the average speed from highest to lowest. If a feature is graph is the best average fuel by pressing V. turned off, it will be removed from economy that has been achieved for the list. Timer : This display can be used as the selected distance. The selected Economy Trend : Shows history of a timer. To start the timer, press V distance is displayed at the top of the Average Fuel Economy from the the page as “last xxx mi/km.” while this display is active. The last 50 km (30 mi). Each bar display will show the amount of time Press p to select the distance or represents about 5 km (3 mi) of that has passed since the timer was driving. During driving the bars will reset best value. Use and to w x last reset. To stop the timer, press V shift to always reflect the most choose the distance and press V. briefly while this display is active recent distance on the right side. Press w and x to select “Reset and the timer is running. To reset Press and hold V to clear the graph V Best Score.” Press V to reset the the timer to zero, press and hold or press p to reset through best average fuel economy. After while this display is active, or press the menu. reset, the best value displays “-,-” p and select reset. until the selected distance has been Follow Distance : If equipped, the Head-Up Display (HUD) traveled. current follow time to the vehicle The display provides information on ahead is displayed as a time value { Warning how current driving behavior affects on this page. the running average and how well Battery Voltage : Displays the If the HUD image is too bright or recent driving compares to the best current battery voltage, if equipped. too high in your field of view, it that has been achieved for the Battery voltage changes are normal may take you more time to see selected distance. while driving. See Charging System things you need to see when it is 0 Average Speed : Displays the Light 132. If there is a problem dark outside. Be sure to keep the average vehicle speed of the with the battery charging system, HUD image dim and placed low in vehicle in kilometers per hour (km/h) the DIC will display a message. your field of view. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

146 Instruments and Controls If equipped with HUD, some . Lane Departure/Lane Keep information concerning the Assist operation of the vehicle is projected . Low Fuel onto the windshield. The information is projected through the HUD lens Some vehicle messages or alerts on the driver side of the instrument displayed in the HUD may be panel and focused out toward the cleared by using the steering wheel front of the vehicle. controls. See Vehicle Messages 0 149. Caution

If you try to use the HUD image as a parking aid, you may HUD Display on the Vehicle misjudge the distance and Windshield damage your vehicle. Do not use the HUD image as a parking aid. The HUD may display some of the following vehicle information and vehicle messages or alerts: The HUD control is to the left of the The HUD information can be steering wheel. . Speed displayed in various languages. The To adjust the HUD image: speedometer reading and other . Tachometer 1. Adjust the driver seat to a numerical values can be displayed . Audio in either English or metric units. comfortable position. . Phone The language selection is changed 2. Start the engine. through settings and the units of . Navigation 3. Use the following settings to measurement is changed through . Collision Alert adjust the HUD. the instrument cluster. See Adaptive Cruise Control and Set “Settings” in the Infotainment . Speed Manual and “Options” under Instrument Cluster 0 124. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 147 $ : Press down or lift up to center In the Driver Information Center the HUD image. The HUD image (DIC) Options menu, press y or z can only be adjusted up and down, to get to the HUD rotation main not side to side. view. From the main view, Press T ! : Press to select the display to enter adjust mode. view. Each press will change the display view. Press y or z to adjust the HUD English rotation. Select V to save the D : Lift up and hold to brighten the Speed View : This display gives the display. Press down and hold to dim setting and exit. Press S or T to speedometer reading (in English or the display. Hold down to turn the cancel the changes and exit. See metric units), Adaptive Cruise display off. Instrument Cluster 0 124. Control and set speed, Lane Departure Warning/Lane Keep The HUD image will automatically HUD Views Assist, pedestrian alert, and vehicle dim and brighten to compensate for There are four views in the HUD. ahead indicator. Some information outside lighting. The HUD Some vehicle information and only appears on vehicles that have brightness control can also be vehicle messages or alerts may be these features, and when they are adjusted as needed. displayed in any view. active. The HUD image can temporarily light up depending on the angle and position of sunlight on the HUD display. This is normal. Polarized sunglasses could make the HUD image harder to see. Head-Up Display (HUD) Rotation Metric Metric Option This feature allows for adjusting the angle of the HUD image. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

148 Instruments and Controls

English Metric Metric Audio/Phone View : This display includes the information in speed view along with audio/phone information. The current radio station, media type, and incoming calls will be displayed. All HUD views may briefly display English English audio information when the steering Navigation View : This display Performance View : This display wheel controls are used to adjust includes the information in speed gives the speedometer reading (in the audio settings appearing in the view along with Turn-by-Turn English or metric units), rpm instrument cluster. Navigation information. The reading, transmission positions, and Incoming phone calls appearing in compass heading is displayed when gear shift indicator, if equipped. the instrument cluster may also navigation routing is not active. display in any HUD view. Care of the HUD Navigation Turn-by-Turn Alerts shown in the instrument cluster may Clean the inside of the windshield also be displayed in any HUD view. as needed to remove any dirt or film that could reduce the sharpness or clarity of the HUD image. Clean the HUD lens with a soft cloth sprayed with glass cleaner. Wipe the lens gently, then dry it. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 149 If You Cannot See the HUD Vehicle Messages . Brakes Image When the Ignition Is On . Steering Messages displayed on the DIC Check that: indicate the status of the vehicle or . Ride Control Systems . Nothing is covering the some action that may be needed to . Driver Assistance Systems HUD lens. correct a condition. Multiple messages may appear one after . Cruise Control HUD brightness setting is not . another. too dim or too bright. . Lighting and Bulb Replacement The messages that do not require HUD is adjusted to the proper . Wiper/Washer Systems . immediate action can be height. acknowledged and cleared by . Doors and Windows . Polarized sunglasses are pressing V. The messages that . Seat Belts not worn. require immediate action cannot be . Airbag Systems . Windshield and HUD lens are cleared until that action is . Engine and Transmission clean. performed. . Tire Pressure If the HUD image is not correct, All messages should be taken contact your dealer. seriously; clearing the message . Battery does not correct the problem. The windshield is part of the HUD system. See Windshield If a SERVICE message appears, Engine Power Messages 0 Replacement 263. see your dealer. ENGINE/PROPULSION POWER Follow the instructions given in the IS REDUCED messages. The system displays messages regarding the following This message displays when the topics: vehicle's propulsion power is reduced. Reduced propulsion power . Service Messages can affect the vehicle's ability to . Fluid Levels accelerate. If this message is on, but there is no observed reduction . Vehicle Security Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

150 Instruments and Controls in performance, proceed to your Vehicle The menu may contain the destination. The performance may following: be reduced the next time the vehicle Personalization is driven. The vehicle may be driven Rear Seat Reminder The following are all possible while this message is on, but vehicle personalization features. This allows for a chime and a maximum acceleration and speed Depending on the vehicle, some message when the rear door has may be reduced. Anytime this may not be available. been opened before or during message stays on, or displays operation of the vehicle. repeatedly, the vehicle should be For System, Apps, and Personal Touch Off or On. taken to your dealer for service as features and functions, see soon as possible. “Settings” in the infotainment Sport Mode Customization manual. These settings allow the driver to Vehicle Speed Messages To access the vehicle customize the steering, suspension, personalization menu: SPEED LIMITED TO and AWD settings in Sport Mode. XXX KM/H (MPH) 1. Touch the Settings icon on the See Selective Ride Control (GS Home Page of the infotainment Models Only) 0 203. This message shows that the display. vehicle speed has been limited to Touch and the following may the speed displayed. The limited 2. Touch Vehicle to display a list display: speed is a protection for various of available options. . Sport Steering propulsion and vehicle systems, 3. Touch to select the desired . Sport Suspension such as lubrication, thermal, feature setting. suspension, Teen Driver if . Sport AWD equipped, or tires. 4. Touch 9 or R to turn a feature Sport Steering off or on. Touch Off or On. 5. Touch z to go to the top level of the Settings menu. Sport Suspension Touch Off or On. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 151 Sport AWD Auto Heated Seats such as pollen, odors, and dust. See Dual Automatic Climate Control Touch Off or On. When enabled, this feature will 0 automatically activate the heated System 168. Climate and Air Quality seats at the level required by the Touch Off or On. Touch and the following may interior temperature. The auto display: heated seats can be turned off by Collision/Detection Systems using the heated seat buttons on . Auto Fan Speed Touch and the following may the center console. See Heated and display: . Auto Cooled Seats Ventilated Front Seats 0 69. . Forward Collision System . Auto Heated Seats Touch Off or On. . Front Pedestrian Detection . Auto Defog Auto Defog . Rear Cross Traffic Alert . Auto Rear Defog This setting automatically turns the . Adaptive Cruise Go Notifier . Ionizer front defogger on when the engine is started. . Lane Change Alert Auto Fan Speed Touch Off or On. Forward Collision System This setting specifies the amount of airflow when the climate control fan Auto Rear Defog This feature will turn on or off setting is Auto Fan. Forward Collision Alert (FCA) and This setting automatically turns the Forward Automatic Braking (FAB). Touch Low, Medium, or High. rear defogger on when the engine is The Off setting disables all FCA and started. Auto Cooled Seats FAB functions. With the Alert and Touch Off or On. Brake setting, both FCA and FAB When enabled, this feature will are available. The Alert setting automatically activate ventilated Ionizer disables FAB. See Forward seats at the level required by the If equipped and on, this feature Automatic Braking (FAB) 0 219. interior temperature. See Heated helps to clean the air inside the Touch Off, Alert, or Alert and Brake. and Ventilated Front Seats 0 69. vehicle and remove contaminants Touch Off or On. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

152 Instruments and Controls Front Pedestrian Detection Lane Change Alert Easy Exit Driver Seat This feature may help avoid or The LCA system is a lane-changing This feature automatically moves reduce the harm caused by aid that assists drivers with avoiding the driver seat rearward when front-end crashes with nearby lane change crashes. See Lane exiting the vehicle. See Memory pedestrians. Change Alert (LCA) 0 223. Seats 0 66. See Front Pedestrian Braking (FPB) Touch Off or On. Touch Off or On. System 0 220. Comfort and Convenience Chime Volume Touch Off, Alert, or Alert and Brake. Touch and the following may This determines the chime volume Rear Cross Traffic Alert display: level. This allows the Rear Cross Traffic . Auto Memory Recall Touch the controls on the Alert feature to be turned on or off. infotainment display to adjust the Easy Exit Driver Seat See Assistance Systems for Parking . volume. or Backing 0 214. . Chime Volume Hands Free Liftgate Control Touch Off or On. . Hands Free Liftgate Control The liftgate may be operated with a Adaptive Cruise Go Notifier . Reverse Tilt Mirror kicking motion under the rear 0 This feature will give a reminder that . Extended Hill Start Assist bumper. See Liftgate 42. Adaptive Cruise Control provides . Auto Wipe in Reverse Gear Touch Off, On-Open and Close, when it has brought the vehicle to a or On-Open Only. complete stop behind another Auto Memory Recall Reverse Tilt Mirror stopping vehicle, and then that This feature automatically recalls vehicle drives on. the current driver’s previously stored When on, the driver and/or Touch Off or On. See Adaptive 1 or 2 button positions when the passenger mirrors will tilt downward Cruise Control 0 206. ignition is changed from off to on or when the vehicle is shifted to ACC/ACCESSORY. See Memory R (Reverse) to improve visibility of Seats 0 66. the ground near the rear wheels. They will return to their previous Touch Off or On. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 153 driving position when the vehicle is . Exit Lighting Touch Left Hand Traffic or Right shifted out of R (Reverse) or the . Left or Right Hand Traffic Hand Traffic. engine is turned off. See Reverse Tilt Mirrors 0 54. . Adaptive Forward Lighting Adaptive Forward Lighting Touch Off, On - Driver and Vehicle Locator Lights This feature allows the headlamps to pivot horizontally to provide Passenger, On - Driver, or On - This feature will flash the exterior Passenger. greater road illumination while lamps and allows some of the turning. See Adaptive Forward Extended Hill Start Assist exterior lamps and most of the Lighting (AFL) 0 161. interior lamps to turn on briefly This allows the duration of the Hill K Touch Off, Corner and Curve Start Assist to be changed. See Hill when on the Remote Keyless Lighting, or Intelligent Light Start Assist (HSA) 0 200. Entry (RKE) transmitter is pressed Distribution. to locate the vehicle. Touch Extended Hold or Power Door Locks Standard Hold. Touch Off or On. Touch and the following may Auto Wipe in Reverse Gear Exit Lighting display: Select to set the Auto Wipe in This allows the selection of how . Open Door Anti Lockout Reverse Gear feature on or off. long the exterior lamps stay on Auto Door Unlock When on, and the front wipers are when leaving the vehicle when it is . on, the rear window wiper will turn dark outside. . Delayed Door Lock on automatically when the vehicle is Touch Off, 30 Seconds, 60 Seconds, Open Door Anti Lock Out shifted into R (Reverse). or 120 Seconds. When on, this feature will keep the Touch Off or On. Left or Right Hand Traffic driver door from locking when the Lighting This setting adjusts the behavior of door is open. If Off is selected, the the Adaptive Forward Lighting Delayed Door Lock menu will be Touch and the following may available. display: feature based on what side of the road the vehicle drives on. Touch Off or On. . Vehicle Locator Lights Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

154 Instruments and Controls Auto Door Unlock Remote Unlock Light Feedback Remote Start Auto Heat Seats This allows selection of which of the When on, the exterior lamps will If equipped and turned on, this doors will automatically unlock when flash when unlocking the vehicle 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 Delayed Door Lock Remote Lock Feedback Seats 0 69 and Remote Vehicle 0 When on, this feature will delay the This allows selection of what type of Start 36. locking of the doors. To override the feedback is given when locking the Touch Off or On. delay, press the power door lock vehicle with the RKE transmitter. Passive Door Unlock switch on the door. Touch Off, Lights and Horn, Lights Touch Off or On. Only, or Horn Only. This allows the selection of what doors will unlock when using the Remote Lock, Unlock, Start Remote Door Unlock button on the driver door to unlock the vehicle. Touch and the following may This allows selection of which doors display: will unlock when pressing K on the Touch All Doors or Driver Door. . Remote Unlock Light Feedback RKE transmitter. Passive Door Lock . Remote Lock Feedback Touch All Doors or Driver Door. This allows passive locking to be . Remote Door Unlock Remote Start Auto Cool Seats turned on or off and selects feedback. See Remote Keyless . Remote Start Auto Cool Seats If equipped and turned on, this Entry (RKE) System Operation 0 30. feature will turn on the ventilated . Remote Start Auto Heat Seats seats when using remote start on Touch Off, On with Horn . Passive Door Unlock warm days. Chirp, or On. . Passive Door Lock See Heated and Ventilated Front Seats 0 69 and Remote Vehicle . Remote Left in Vehicle Alert Start 0 36. Touch Off or On. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 155 Remote Left in Vehicle Alert Universal Remote instructions refer to a garage door This feature sounds an alert when opener, but can be used for other the RKE transmitter is left in the System devices. vehicle. This menu also enables the See Radio Frequency Statement Do not use the Universal Remote Remote No Longer In Vehicle Alert. 0 356. system with any garage door opener Touch Off or On. that does not have the stop and Universal Remote System reverse feature. This includes any Teen Driver garage door opener model Programming manufactured before April 1, 1982. See “Teen Driver” under “Settings” in the infotainment manual. Read these instructions completely before programming the Universal Valet Mode Remote system. It may help to have This will lock the infotainment another person assist with the system and steering wheel controls. programming process. It may also limit access to vehicle Keep the original hand-held storage locations, if equipped. transmitter for use in other vehicles To enable valet mode: as well as for future programming. Erase the programming when 1. Enter a four-digit code on the vehicle ownership is terminated. keypad. See “Erasing Universal Remote 2. Select Enter to go to the System Buttons” later in this confirmation screen. If equipped, these buttons are in the section. 3. Re-enter the four-digit code. overhead console. To program a garage door opener, park outside directly in line with and Touch Lock or Unlock to lock or This system can replace up to three facing the garage door opener unlock the system. Touch Back to remote control transmitters used to receiver. Clear all people and go back to the previous menu. activate devices such as garage door openers, security systems, and objects near the garage door. home automation devices. These Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

156 Instruments and Controls Make sure the hand-held transmitter system buttons to be used to second button press may has a new battery for quick and operate the garage door. Do be required. For a second accurate transmission of the not release either button until time, press and hold the radio-frequency signal. the indicator light changes from newly programmed button a slow to a rapid flash. Then for five seconds. If the light Programming the Universal release both buttons. stays on or the garage door Remote System Some garage door openers moves, programming is For questions or programming help, may require substitution of complete. see www.homelink.com/gm or call Step 2 with the procedure . If the indicator light blinks 1-800-355-3515. under “Radio Signals for rapidly for two seconds, Programming involves Canada and Some Gate then changes to a solid light time-sensitive actions, and may time Operators” later in this section. and the garage door does out causing the procedure to be 3. Press and hold the newly not move, continue with repeated. programmed Universal Remote programming Steps 4–6. To program up to three devices: system button for five seconds while watching the indicator 1. Hold the end of the hand-held light and garage door transmitter about 3 to 8 cm (1 activation. to 3 in) away from the Universal Remote system . If the indicator light stays on buttons with the indicator light continuously or the garage in view. The hand-held door moves when the transmitter was supplied by the button is pressed, then manufacturer of the garage programming is complete. Learn or Smart Button door opener receiver. There is no need to complete Steps 4–6. 4. After completing Steps 1–3, 2. At the same time, press and locate the Learn or Smart If the indicator light does hold both the hand-held . button inside the garage on the not come on or the garage transmitter button and one of garage door opener receiver. the three Universal Remote door does not move, a Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Instruments and Controls 157 The name and color of the Repeat the process for light will flash slowly at first and then button may vary by programming the two remaining rapidly. Proceed with Step 3 under manufacturer. buttons. “Programming the Universal Remote System” to complete. 5. Press and release the Learn or Radio Signals for Canada and Smart button. Step 6 must be Some Gate Operators completed within 30 seconds of Universal Remote System pressing this button. For questions or programming help, Operation see www.homelink.com/gm or call 6. Inside the vehicle, press and 1-800-355-3515. Using the Universal Remote hold the newly programmed System Universal Remote system Canadian radio-frequency laws and button for two seconds and some U.S. gate operators require Press and hold the appropriate then release it. If the garage transmitter signals to time out or quit Universal Remote system button for door does not move or the after several seconds of at least one-half second. The lamp on the garage door transmission. This may not be long indicator light will come on while the opener receiver does not flash, enough for the Universal Remote signal is being transmitted. system to pick up the signal during press and hold the same Erasing Universal Remote button a second time for programming. System Buttons two seconds, then release it. If the programming did not work, Again, if the door does not replace Step 2 under “Programming Erase all programmed buttons when move or the garage door lamp the Universal Remote System” with vehicle ownership is terminated. does not flash, press and hold the following: To erase: the same button a third time for two seconds, then release it. Press and hold the Universal 1. Press and hold the two outside Remote system button while buttons until the indicator light The Universal Remote system pressing and releasing the begins to flash. This should should now activate the hand-held transmitter button every take about 10 seconds. garage door. two seconds until the signal has been successfully accepted by the 2. Release both buttons. Universal Remote system. The Universal Remote system indicator Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

158 Instruments and Controls 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.” Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Lighting 159 Lighting Features Exterior Lighting Lighting Entry Lighting ...... 164 Exit Lighting ...... 164 Exterior Lamp Controls Exterior Lighting Battery Load Management . . . 165 Battery Power Protection . . . . . 165 Exterior Lamp Controls ...... 159 Exterior Lighting Battery Exterior Lamps Off Saver ...... 165 Reminder ...... 160 Headlamp High/Low-Beam Changer ...... 160 Flash-to-Pass ...... 160 Daytime Running Lamps (DRL) ...... 160 Automatic Headlamp System ...... 160 The exterior lamp control is on the Adaptive Forward instrument panel to the left of the Lighting (AFL) ...... 161 steering column. Hazard Warning Flashers . . . . . 162 Turn and Lane-Change There are four positions. Signals ...... 162 O : Turns the exterior lamps off and Fog Lamps ...... 162 deactivates the AUTO mode. Turn Interior Lighting to O again to reactivate the Instrument Panel Illumination AUTO mode. Control ...... 163 In Canada, the headlamps will Dome Lamps ...... 163 automatically reactivate when the Reading Lamps ...... 164 vehicle is shifted out of P (Park). AUTO : Turns the exterior lamps on and off automatically depending on outside lighting. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

160 Lighting ; : Turns on the parking lamps This indicator light turns on in the When the DRL are on, the taillamps, including all lamps, except the instrument cluster when the sidemarker lamps, instrument panel headlamps. high-beam headlamps are on. lights, and other lamps will not 5 be on. : Turns on the headlamps Flash-to-Pass together with the parking lamps and The DRL turn off when the instrument panel lights. To flash the high beams, pull the headlamps are turned to O or the turn signal lever toward you, and ignition is off. For vehicles first sold Exterior Lamps Off release. in Canada, the DRL can only be Reminder turned off when the vehicle is Daytime Running parked. A warning chime sounds if the driver Lamps (DRL) This vehicle may have a DRL door is opened while the ignition is disabling function. When the DRL off and the exterior lamps are on. DRL can make it easier for others to are on and a turn signal is activated, see the front of your vehicle during the day. Fully functional DRL are the DRL on that side will be off until Headlamp High/ the turn signal goes off. Low-Beam Changer required on all vehicles first sold in Canada. Push the turn signal lever away Automatic Headlamp The DRL will come on when all of from you and release to turn the the following conditions are met: System high beams on. To return to low When the exterior lamp control is beams, push the lever again or pull . The ignition is on. set to AUTO and it is dark enough it toward you and release. . The exterior lamps control is outside, the headlamps come on in AUTO. automatically. . The light sensor determines it is daytime. . The parking brake is released or the vehicle is not in P (Park). Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Lighting 161 Adaptive Forward See “Adaptive Forward Lighting” under Vehicle Personalization Lighting (AFL) 0 150. If equipped, the AFL pivots the The following lighting functions are headlamps horizontally to provide available when the exterior lamp greater road illumination while 5 turning. To enable AFL, set the control is in the AUTO or exterior lamp control to the AUTO position. position. Moving the switch out of Curve Lighting the AUTO position deactivates the system. AFL operates when the Certain LEDs turn on automatically vehicle speed is greater than 3 km/h to improve lighting in curves. This is (2 mph). AFL does not operate based on the steering wheel There is a light sensor on top of the when the transmission is in position and vehicle speeds from instrument panel. Do not cover the R (Reverse). AFL is not immediately 40 km/h (25 mph) to 70 km/h sensor; otherwise the headlamps operable after starting the vehicle; (43 mph). will come on when they are not driving a short distance is required needed. Corner Lighting to calibrate the AFL. See Exterior The system may also turn on the Lamp Controls 0 159. If equipped with cornering lamps, headlamps when driving through a certain LEDs automatically come on parking garage or tunnel. LED Headlamp System when all of the following occur: When it is bright enough outside, This system automatically controls . The turn signals are activated or the headlamps will turn off or may the LED headlamps light intensity the steering wheel is at a change to Daytime Running and distribution based on the calibrated angle. lighting condition, road type, and Lamps (DRL). . The vehicle is traveling up to a driving situation. The vehicle adapts speed of 40 km/h (25 mph). The automatic headlamp system the headlamps automatically to turns off when the exterior lamp enable optimal lighting while driving. control is turned to O or the ignition The Intelligent Light Distribution is off. feature can be enabled or disabled. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

162 Lighting Hazard Warning Flashers Turn and Lane-Change If after signaling a turn or lane change the arrow flashes rapidly or Signals does not come on, a signal bulb might be burned out. Have any burned out bulbs replaced. If the bulb is not burned out, check the fuse. See Fuses and Circuit Breakers 0 268. Fog Lamps

Move the lever all the way up or down to signal a turn.

| : Press to make the front and An arrow on the instrument cluster rear turn signal lamps flash on and flashes in the direction of the turn or off. Press again to turn the lane change. flashers off. Raise or lower the lever until the The hazard warning flashers turn on arrow starts to flash to signal a lane automatically if the airbags deploy. change. Hold it there until the lane The fog lamps button is on the change is completed. If the lever is instrument panel to left of the briefly pressed and released, the steering wheel. turn signal flashes three times. To turn on the fog lamps, the ignition The turn and lane-change signal and the headlamps or parking lamps can be turned off manually by must be on. moving the lever back to its original position. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Lighting 163 If the fog lamps are turned on while Interior Lighting Dome Lamps the exterior lamp control is in the AUTO position, the headlamps come on automatically. Instrument Panel 9 : Press to turn on or off. An Illumination Control indicator light on the instrument cluster comes on when the fog lamps are on. Some localities have laws that require the headlamps to be on along with the fog lamps.

The brightness of the instrument The dome lamp controls are in the cluster display, infotainment display overhead console. and controls, steering wheel To operate, press the following controls, and all other illuminated buttons: controls, as well as feature status j OFF : Press to turn off the indicators can be adjusted. dome lamps when a door is open. The knob for this feature is on the An indicator light on the button will instrument panel beside the steering turn on when the dome lamp column. override is activated. Press j Press to extend the knob, then turn OFF again to deactivate this feature it clockwise or counterclockwise to and the indicator light will turn off. brighten or dim the lights. The dome lamps will come on when doors are opened. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

164 Lighting + ON/OFF : Press to turn the dome Lighting Features lamps on manually. Reading Lamps Entry Lighting Some exterior lamps and most of Front Reading Lamps the interior lamps turn on briefly at There are front reading lamps on night or in areas with limited lighting the overhead console. when the Remote Keyless Entry (RKE) transmitter K button is pressed. See Remote Keyless Entry (RKE) System Operation 0 30. After about 30 seconds the exterior lamps turn off, then the dome lamps and remaining interior lamps dim to off. Entry lighting can be disabled manually by turning the ignition on or to ACC/ACCESSORY, or by pressing Q on the RKE transmitter. Press the lamp lenses to turn the This feature can be changed. See rear reading lamps on or off. Vehicle Personalization 0 150. Press the lamp lenses to turn the front reading lamps on or off. Exit Lighting Some exterior lamps and interior Rear Reading Lamps lights come on at night, or in areas The rear reading lamps are in the with limited lighting, when the driver headliner either over the rear seats door is opened after the ignition is or over the rear doors. turned off. The dome lamp comes on after the ignition is turned off. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Lighting 165 The exterior lamps and dome lamp voltage move up or down. This is Normally, these actions occur in remain on for a set amount of time, normal. If there is a problem, an steps or levels, without being then automatically turn off. alert will be displayed. noticeable. In rare cases at the The exterior lamps turn off The battery can be discharged at highest levels of corrective action, immediately by turning the exterior idle if the electrical loads are very this action may be noticeable to the lamp control off. high. This is true for all vehicles. driver. If so, a DIC message might This is because the generator be displayed and it is recommended This feature can be changed. See that the driver reduce the electrical Vehicle Personalization 0 150. (alternator) may not be spinning fast enough at idle to produce all of the loads as much as possible. power needed for very high Battery Load electrical loads. Battery Power Protection Management A high electrical load occurs when The battery saver feature is The vehicle has Electric Power several of the following are on, such designed to protect the vehicle's Management (EPM) that estimates as: headlamps, high beams, rear battery. the battery's temperature and state window defogger, climate control fan If the exterior lamps or any interior of charge. It then adjusts the voltage at high speed, heated seats, engine lamp is left on and the ignition is for best performance and extended cooling fans, trailer loads, and loads turned off, the battery rundown life of the battery. plugged into accessory power protection system automatically When the battery's state of charge outlets. turns the lamp off after about is low, the voltage is raised slightly EPM works to prevent excessive 10 minutes. to quickly bring the charge back up. discharge of the battery. It does this When the state of charge is high, by balancing the generator's output Exterior Lighting Battery the voltage is lowered slightly to and the vehicle's electrical needs. Saver prevent overcharging. If the vehicle It can increase engine idle speed to has a voltmeter gauge or a voltage generate more power whenever The exterior lamps turn off about display on the Driver Information needed. It can temporarily reduce 10 minutes after the ignition is Center (DIC), you may see the the power demands of some turned off, if the parking lamps or accessories. headlamps have been manually left on. This protects against draining Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

166 Lighting the battery. To restart the 10-minute timer, turn the exterior lamp control to the off position and then back to the parking lamp or headlamp position. To keep the lamps on for more than 10 minutes, the ignition must be on or in ACC/ACCESSORY. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Infotainment System 167 Infotainment Introduction System Infotainment See the infotainment manual for Introduction information on the radio, audio Infotainment ...... 167 players, phone, navigation system, and voice or speech recognition. It also includes information on settings. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

168 Climate Controls Climate Controls Climate Control Systems Dual Automatic Climate Control System Climate Control Systems Dual Automatic Climate The climate control buttons on the center stack and on the climate control Control System ...... 168 display are used to adjust the heating, cooling, and ventilation. Air Vents Air Vents ...... 173 Maintenance Passenger Compartment Air Filter ...... 173 Service ...... 173

Center Stack Climate Controls

1. Driver and Passenger 4. Fan Controls Temperature Displays 5. CLIMATE 2. Driver and Passenger 6. MAX Defrost Temperature Controls 7. Recirculation 3. Driver and Passenger Heated and Ventilated Seats (If 8. Rear Window Defogger and Equipped) Heated Outside Mirrors Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Climate Controls 169 9. ON/OFF (Power) 9. On/Off (Power) The climate control status display 10. AUTO (Automatic Operation) The fan, air delivery mode, air appears briefly when the center conditioning, driver and passenger stack climate controls are adjusted. temperatures, and Sync settings The air delivery mode can be can be controlled by touching adjusted on the climate control CLIMATE on the infotainment Home display. Page or the climate button in the Climate Control Influence on Fuel climate control display application Economy tray. A selection can then be made on the front climate control page The climate control system depends displayed. See the infotainment on other vehicle systems for heat and power input. Certain climate manual. control settings can lead to higher Climate Control Status Display fuel usage. The following climate control Climate Control Display settings use more fuel: 1. Outside Temperature Display . MAX air conditioning mode 2. Fan Control . Defrost mode 3. Driver and Passenger . Extreme temperature settings, Temperature Controls such as 15° C (60° F) or 32° C 4. Sync (Synchronized (90° F) Temperature) . High fan speed settings 5. Recirculation To help reduce fuel usage: 6. Air Delivery Mode Control . Use the full automatic control as 7. Auto (Automatic Operation) described under “Automatic Operation.” 8. A/C (Air Conditioning) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

170 Climate Controls . Select a temperature setting that 2. Set the temperature. Allow the Manual Operation is higher in hot weather and system time to stabilize. Adjust CLIMATE : Press CLIMATE to show lower in cold weather. the temperature as needed for the climate control display. . Turn off the air conditioning best comfort. ON/OFF : Press to turn the fan on when it is not needed. To improve fuel efficiency and to or off. . Only use defrost to clear the cool the vehicle faster with A/C on, hi : Touch or press the fan controls windows. recirculation may be automatically selected in warm weather. Press on the climate control display or Automatic Operation @ to select recirculation; press it center stack to increase or decrease again to select outside air. the fan speed. The fan speed The system automatically controls setting displays. the fan speed, air delivery, air Driver and Passenger conditioning, and recirculation in Temperature Controls : The Pressing either control cancels order to heat or cool the vehicle to temperature can be adjusted automatic fan control and the fan is the desired temperature. separately for the driver and the controlled manually. Press AUTO to passenger. Turn the knob clockwise return to automatic operation. When AUTO is lit, all four functions or counterclockwise to increase or operate automatically. Each function Air Delivery Mode Control : When decrease the driver or passenger can also be manually set and the the climate information is displayed, temperature setting. selected setting is displayed. touch 6, Y, or X on the climate Functions not manually set will The driver and passenger control display to change the continue to be automatically temperatures can also be adjusted direction of airflow. Any combination controlled, even if the AUTO by touching the controls on the of the three controls can be indicator is not lit. climate control display. selected. The selected air delivery For automatic operation: SYNC : Press to link the passenger mode is lit. Pressing any control temperature setting to the driver cancels automatic air delivery 1. Press AUTO. setting. SYNC will be highlighted. control and the direction of the When the passenger setting is airflow is controlled manually. Press adjusted, SYNC will be darkened. AUTO to return to automatic operation. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Climate Controls 171 To change the current mode, select OFF modes. The MAX, ECO, Auto Defog : If equipped, the one or more of the following: or OFF indicator will appear on the climate control system may have a 6 : Air is directed to the floor display. If the fan is turned off, the sensor to automatically detect high outlets, with some air to the air conditioner will not run and the humidity inside the vehicle. When windshield and side windows. indicator light will turn off. high humidity is detected, the Touch AUTO to return to automatic climate control system may adjust to Y : Air is directed to the instrument outside air supply and turn on the panel outlets. operation and the air conditioner runs automatically as needed. The air conditioner. The fan speed may X : Clears the windows of fog or A/C will return to ECO a/c operation. slightly increase to help prevent moisture. Air is directed to the fogging. If the climate control windshield. For MAX a/c, touch A/C. system does not detect possible For ECO a/c, touch A/C again. This window fogging, it returns to normal 1 MAX : Air is directed to the operation. windshield, the fan runs at a higher setting balances fuel economy and speed, and the temperature of the air conditioning comfort. This setting To turn Auto Defog off or on, see air is increased if not already at allows higher humidity inside the “Climate and Air Quality” under 0 maximum. This mode overrides the vehicle, and window fogging may Vehicle Personalization 150. occur before the engine restarts. previous mode selected and clears Ionizer : If equipped with an ionizer, fog or frost from the windshield @ : Press to turn on recirculation. this feature helps to clean the air more quickly. When the control is An indicator light comes on. Air is inside the vehicle and remove pressed again, the system returns recirculated to quickly cool the contaminants such as pollen, odors, to the previous mode setting and inside of the vehicle or to reduce the and dust. If the climate control fan speed. entry of outside air and odors. system is on and the ionizer is For best results, clear all snow and If selected during cool or cold enabled, the ionizer status indicator ice from the windshield before weather, the windshield and will be lit on the climate control defrosting. windows may fog. Turn off display. To turn the ionizer on or off, recirculation to help clear the see “Climate and Air Quality” under A/C (Air Conditioning) : Touch A/C Vehicle Personalization 0 150. on the climate control display to windshield and windows. cycle between the MAX, ECO, and Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

172 Climate Controls Rear Window Defogger The heated outside mirrors turn on Remote Start Climate Control when the rear window defogger Operation : If equipped with remote : Press to turn the rear window K control is on and help to clear fog or start, the climate control system defogger on or off. An indicator light frost from the surface of the mirror. may run when the vehicle is started on the control comes on to show See Heated Mirrors 0 53. remotely. If equipped with heated or that the rear window defogger is on. ventilated seats, they may come on The rear window defogger only during a remote start. works when the engine is running. Caution See Remote Vehicle Start 0 36 and It turns off when the ignition is Heated and Ventilated Seats 0 15. turned off or in ACC/ACCESSORY. Do not try to clear frost or other material from the inside of the Sensors The rear window defogger can be front windshield and rear window set to automatic operation. See with a razor blade or anything The solar sensor, on top of the “Climate and Air Quality” under else that is sharp. This may instrument panel near the 0 Vehicle Personalization 150. damage the rear window windshield, monitors the solar heat. When Auto Rear Defog is selected, defogger grid and affect the Do not cover the solar sensor or the the rear window defogger turns on radio's ability to pick up stations system will not work properly. automatically when the interior clearly. The repairs would not be temperature is cold and the outside The climate control system uses the temperature is about 4 °C (40 °F) covered by the vehicle warranty. sensor information to adjust the and below. The auto rear defogger temperature, fan speed, turns off automatically after about recirculation, and air delivery mode Heated and Ventilated Seats for best comfort. 10 minutes, or after five minutes if L M L M the outside temperature is not or : If equipped, press or Do not cover the sensor; otherwise as cold. to heat the driver or passenger seat. the automatic climate control system { { The upper gridlines on the rear or C : If equipped, press or may not work properly. window are antenna lines and are C to ventilate the driver or passenger seat. See Heated and not intended to heat when the 0 defogger is activated. Ventilated Seats 15. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Climate Controls 173 Air Vents . Clear snow off the hood to Maintenance improve visibility and help Use the slider knob on the air vent decrease moisture drawn into louvers to change the amount and the vehicle. Passenger Compartment direction of the airflow. . Keep all outlets open whenever Air Filter To close the outboard air vents, possible for best system The filter removes dust, pollen, and move the slider knob to the full performance. other airborne irritants from outside outboard position. . Keep the path under all seats air that is pulled into the vehicle. To close the center air vents, move clear of objects to help circulate The filter should be replaced as part the slide knob to the full inboard the air inside the vehicle more of routine scheduled maintenance. position. effectively. See Maintenance Schedule 0 332 To close the rear passenger air . Use of non-GM approved hood for replacement intervals. For more vents, move the slider knob to the deflectors can adversely affect information, see your dealer. full inboard position. the performance of the system. Service Operation Tips All vehicles have a label underhood . Clear away any ice, snow, that identifies the refrigerant used in or leaves from air inlets at the the vehicle. The refrigerant system base of the windshield that could should only be serviced by trained block the flow of air into the and certified technicians. The air vehicle. 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

174 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 175 Parking over Things Driver Assistance Systems Driving and That Burn ...... 193 Driver Assistance Systems . . . 213 Operating Extended Parking ...... 193 Assistance Systems for Parking or Backing ...... 214 Engine Exhaust Assistance Systems for Engine Exhaust ...... 193 Driving Information Driving ...... 217 Running the Vehicle While Forward Collision Alert (FCA) Distracted Driving ...... 176 Parked ...... 194 Defensive Driving ...... 177 System ...... 217 Drunk Driving ...... 177 Automatic Transmission Forward Automatic Control of a Vehicle ...... 177 Automatic Transmission ...... 194 Braking (FAB) ...... 219 Braking ...... 177 Manual Mode ...... 196 Front Pedestrian Braking Steering ...... 178 (FPB) System ...... 220 Off-Road Recovery ...... 179 Drive Systems Side Blind Zone Loss of Control ...... 179 All-Wheel Drive ...... 197 Alert (SBZA) ...... 223 Driving on Wet Roads ...... 180 Lane Change Alert (LCA) . . . . . 223 Brakes Lane Departure Hill and Mountain Roads . . . . . 180 Antilock Brake Winter Driving ...... 181 Warning (LDW) ...... 225 System (ABS) ...... 198 Lane Keep Assist (LKA) ...... 225 If the Vehicle Is Stuck ...... 182 Electric Parking Brake ...... 198 Vehicle Load Limits ...... 183 Brake Assist ...... 200 Fuel Starting and Operating Hill Start Assist (HSA) ...... 200 Fuel ...... 227 California Fuel New Vehicle Break-In ...... 186 Ride Control Systems Ignition Positions ...... 187 Requirements ...... 228 Traction Control/Electronic Fuels in Foreign Countries . . . 228 Starting the Engine ...... 188 Stability Control ...... 201 Engine Heater ...... 190 Fuel Additives ...... 228 Selective Ride Control (GS Filling the Tank ...... 229 Retained Accessory Models Only) ...... 203 Power (RAP) ...... 191 Filling a Portable Fuel Shifting Into Park ...... 191 Cruise Control Container ...... 230 Shifting out of Park ...... 192 Cruise Control ...... 204 Adaptive Cruise Control ...... 206 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

176 Driving and Operating Trailer Towing Driving Information . Designate a front seat General Towing Information passenger to handle potential (Hatchback Models) ...... 231 Distracted Driving distractions. General Towing Information . Become familiar with vehicle (Station Wagon Models) . . . . . 231 Distraction comes in many forms features before driving, such as Driving Characteristics and and can take your focus from the programming favorite radio Towing Tips ...... 231 task of driving. Exercise good stations and adjusting climate Trailer Towing ...... 235 judgment and do not let other control and seat settings. Towing Equipment ...... 237 activities divert your attention away Program all trip information into Conversions and Add-Ons from the road. Many local any navigation device prior to governments have enacted laws Add-On Electrical driving. regarding driver distraction. Become Equipment ...... 238 familiar with the local laws in . Wait until the vehicle is parked your area. to retrieve items that have fallen to the floor. To avoid distracted driving, keep your eyes on the road, keep your . Stop or park the vehicle to tend hands on the steering wheel, and to children. focus your attention on driving. . Keep pets in an appropriate . Do not use a phone in carrier or restraint. demanding driving situations. . Avoid stressful conversations Use a hands-free method to while driving, whether with a place or receive necessary passenger or on a cell phone. phone calls. . Watch the road. Do not read, take notes, or look up information on phones or other electronic devices. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 177 . Focus on the task of driving. Braking { Warning Drunk Driving Braking action involves perception Taking your eyes off the road too time and reaction time. Deciding to long or too often could cause a Death and injury associated with push the brake pedal is perception crash resulting in injury or death. drinking and driving is a global time. Actually doing it is Focus your attention on driving. tragedy. reaction time. Average driver reaction time is Refer to the infotainment section for { Warning about three-quarters of a second. In more information on using that that time, a vehicle moving at Drinking and then driving is very system and the navigation system, 100 km/h (60 mph) travels 20 m dangerous. Your reflexes, if equipped, including pairing and (66 ft), which could be a lot of using a cell phone. perceptions, attentiveness, and distance in an emergency. judgment can be affected by even a small amount of alcohol. You Helpful braking tips to keep in mind Defensive Driving include: can have a serious — or even Defensive driving means “always fatal — collision if you drive after . Keep enough distance between expect the unexpected.” The first drinking. you and the vehicle in front step in driving defensively is to wear of you. the seat belt. See Seat Belts 0 73. Do not drink and drive or ride with a driver who has been drinking. . Avoid needless heavy braking. . Assume that other road users Ride home in a cab; or if you are . Keep pace with traffic. (pedestrians, bicyclists, and with a group, designate a driver If the engine ever stops while the other drivers) are going to be who will not drink. careless and make mistakes. vehicle is being driven, brake Anticipate what they might do normally but do not pump the and be ready. Control of a Vehicle brakes. Doing so could make the pedal harder to push down. If the . Allow enough following distance Braking, steering, and accelerating engine stops, there will be some between you and the driver in are important factors in helping to power brake assist but it will be front of you. control a vehicle while driving. used when the brake is applied. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

178 Driving and Operating Once the power assist is used up, it If power steering assist is lost due . Wait until the vehicle is out of can take longer to stop and the to a system malfunction, the vehicle the curve before accelerating brake pedal will be harder to push. can be steered, but may require gently into the straightaway. increased effort. See your dealer if Steering there is a problem. Steering in Emergencies . There are some situations when Variable Effort Steering If the steering wheel is turned until it reaches the end of its travel and is steering around a problem may The vehicle has a steering system held against that position for an be more effective than braking. that varies the amount of effort extended period of time, power . Holding both sides of the required to steer the vehicle in steering assist may be reduced. steering wheel allows you to turn relation to the speed of the vehicle. If the steering assist is used for an 180 degrees without removing The amount of steering effort extended period of time while the a hand. required is less at slower speeds to vehicle is not moving, power assist . Antilock Brake System (ABS) make the vehicle more may be reduced. allows steering while braking. maneuverable and easier to park. At Normal use of the power steering faster speeds, the steering effort assist should return when the increases to provide a sport-like feel system cools down. to the steering. This provides maximum control and stability. See your dealer if there is a problem. Electric Power Steering Curve Tips The vehicle has electric power steering. It does not have power . Take curves at a reasonable steering fluid. Regular maintenance speed. is not required. . Reduce speed before entering a curve. . Maintain a reasonable steady speed through the curve. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 179 Off-Road Recovery 3. Turn the steering wheel to go . Ease your foot off the straight down the roadway. accelerator pedal and steer the way you want the vehicle to go. Loss of Control The vehicle may straighten out. Be ready for a second skid if it Skidding occurs. There are three types of skids that . Slow down and adjust your correspond to the vehicle's three driving according to weather control systems: conditions. Stopping distance . Braking Skid — wheels are not can be longer and vehicle rolling. control can be affected when traction is reduced by water, . Steering or Cornering Skid — snow, ice, gravel, or other too much speed or steering in a material on the road. Learn to curve causes tires to slip and recognize warning clues such The vehicle's right wheels can drop — lose cornering force. as enough water, ice, or packed off the edge of a road onto the snow on the road to make a shoulder while driving. Follow . Acceleration Skid — too much mirrored surface and slow these tips: throttle causes the driving — wheels to spin. down when you have any doubt. 1. Ease off the accelerator and . Try to avoid sudden steering, then, if there is nothing in the Defensive drivers avoid most skids acceleration, or braking, way, steer the vehicle so that it by taking reasonable care suited to including reducing vehicle speed straddles the edge of the existing conditions, and by not by shifting to a lower gear. Any pavement. overdriving those conditions. But skids are always possible. sudden changes could cause 2. Turn the steering wheel about the tires to slide. one-eighth of a turn, until the If the vehicle starts to slide, follow Remember: Antilock brakes help right front tire contacts the these suggestions: avoid only the braking skid. pavement edge. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

180 Driving and Operating Driving on Wet Roads . Keep windshield wiping Warning (Continued) equipment in good shape. Rain and wet roads can reduce vehicle traction and affect your occupants could drown. Do not . Keep the windshield washer fluid ability to stop and accelerate. ignore police warnings and be reservoir filled. Always drive slower in these types very cautious about trying to drive . Have good tires with proper of driving conditions and avoid through flowing water. tread depth. See Tires 0 274. driving through large puddles and deep-standing or flowing water. . Turn off cruise control. Hydroplaning Hill and Mountain Roads { Warning Hydroplaning is dangerous. Water can build up under the vehicle's Driving on steep hills or through Wet brakes can cause crashes. tires so they actually ride on the mountains is different than driving They might not work as well in a water. This can happen if the road is on flat or rolling terrain. Tips include: quick stop and could cause wet enough and you are going fast enough. When the vehicle is . Keep the vehicle serviced and in pulling to one side. You could good shape. lose control of the vehicle. hydroplaning, it has little or no contact with the road. . Check all fluid levels and brakes, After driving through a large There is no hard and fast rule about tires, cooling system, and puddle of water or a car/vehicle transmission. wash, lightly apply the brake hydroplaning. The best advice is to Shift to a lower gear when going pedal until the brakes work slow down when the road is wet. . down steep or long hills. normally. Other Rainy Weather Tips Flowing or rushing water creates Besides slowing down, other wet { Warning strong forces. Driving through weather driving tips include: flowing water could cause the . Allow extra following distance. Using the brakes to slow the vehicle to be carried away. If this vehicle on a long downhill slope happens, you and other vehicle . Pass with caution. can cause brake overheating, can (Continued) (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 181 . Pay attention to special road than when on dry pavement. Warning (Continued) signs (e.g., falling rocks area, See Antilock Brake System winding roads, long grades, (ABS) 0 198. reduce brake performance, and passing or no-passing zones) . Allow greater following distance could result in a loss of braking. and take appropriate action. Shift the transmission to a lower and watch for slippery spots. Icy patches can occur on otherwise gear to let the engine assist the Winter Driving brakes on a steep downhill slope. clear roads in shaded areas. Driving on Snow or Ice The surface of a curve or an overpass can remain icy when Snow or ice between the tires and the surrounding roads are clear. { Warning the road creates less traction or Avoid sudden steering grip, so drive carefully. Wet ice can maneuvers and braking while Coasting downhill in N (Neutral) occur at about 0 °C (32 °F) when on ice. freezing rain begins to fall. Avoid or with the ignition off is . Turn off cruise control. dangerous. This can cause driving on wet ice or in freezing rain overheating of the brakes and until roads can be treated. Blizzard Conditions loss of steering assist. Always For Slippery Road Driving: Stop the vehicle in a safe place and have the engine running and the signal for help. Stay with the vehicle vehicle in gear. . Accelerate gently. Accelerating too quickly causes the wheels to unless there is help nearby. spin and makes the surface If possible, use Roadside . Drive at speeds that keep the under the tires slick. Assistance. See Roadside vehicle in its own lane. Do not Assistance Program 0 350. To get . Turn on Traction Control. See swing wide or cross the help and keep everyone in the Traction Control/Electronic center line. vehicle safe: Stability Control 0 201. . Be alert on top of hills; . Turn on the hazard warning . The Antilock Brake System something could be in your lane flashers. (ABS) improves vehicle stability (e.g., stalled car, accident). during hard stops, but the . Tie a red cloth to an outside brakes should be applied sooner mirror. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

182 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.” 0 201. inside. Engine exhaust contains For more information about CO, carbon monoxide (CO), which see Engine Exhaust 0 193. { 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 183 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 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 0 318. cause loss of control and a Vehicle Load Limits crash. Overloading can also reduce stopping distance, Label Example 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. carry. This weight is called the Loading Information label is vehicle capacity weight and attached to the vehicle's center includes the weight of all pillar (B-pillar). The Tire and occupants, cargo, and all Loading Information label shows nonfactory-installed options. the number of occupant seating Two labels on the vehicle may positions (1), and the maximum show how much weight it may vehicle capacity weight (2) in properly carry: the Tire and kilograms and pounds. Loading Information label and The Tire and Loading the Certification label. Information label also shows the tire size of the original Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

184 Driving and Operating equipment tires (3) and the 3. Subtract the combined your vehicle. Consult this recommended cold tire inflation weight of the driver and manual to determine how pressures (4). For more passengers from XXX kg or this reduces the available information on tires and inflation XXX lbs. cargo and luggage load see Tires 0 274 and Tire capacity of your vehicle.” 0 4. The resulting figure equals Pressure 281. the available amount of This vehicle is neither designed There is also important loading cargo and luggage load nor intended to tow a trailer. information on the Certification capacity. For example, if the label. It may show the Gross "XXX" amount equals Vehicle Weight Rating (GVWR) 1400 lbs. and there will be and the Gross Axle Weight five 150 lb passengers in Rating (GAWR) for the front and your vehicle, the amount of rear axle. See “Certification available cargo and luggage Label” later in this section. load capacity is 650 lbs. (1400-750 (5 x 150) = Steps for Determining Correct “ 650 lbs.) Load Limit– 5. Determine the combined 1. Locate the statement "The weight of luggage and cargo combined weight of being loaded on the vehicle. occupants and cargo should Example 1 That weight may not safely never exceed XXX kg or exceed the available cargo 1. Vehicle Capacity Weight XXX lbs." on your vehicle s ’ and luggage load capacity for Example 1 = 453 kg placard. calculated in Step 4. (1,000 lbs). 2. Determine the combined 2. Subtract Occupant 6. If your vehicle will be towing weight of the driver and Weight @ 68 kg (150 lbs) a trailer, load from your passengers that will be × 2 = 136 kg (300 lbs). trailer will be transferred to riding in your vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 185 3. Available Occupant and weight of the driver, passengers, Cargo Weight = 317 kg and cargo should never exceed (700 lbs). the vehicle's capacity weight. Certification Label

Example 3

1. Vehicle Capacity Weight for Example 3 = 453 kg Example 2 (1,000 lbs). 1. Vehicle Capacity Weight 2. Subtract Occupant Label Example for Example 2 = 453 kg Weight @ 91 kg A vehicle-specific Certification (1,000 lbs). (200 lbs) × 5 = 453 kg label is attached to the vehicle's 2. Subtract Occupant (1,000 lbs). center pillar (B-pillar). The label Weight @ 68 kg (150 lbs) 3. Available Cargo Weight may show the gross weight × 5 = 340 kg (750 lbs). = 0 kg (0 lbs). capacity of the vehicle, called 3. Available Cargo Weight Refer to the vehicle's Tire and the Gross Vehicle Weight Rating = 113 kg (250 lbs). Loading Information label for (GVWR). The GVWR includes specific information about the the weight of the vehicle, all vehicle's capacity weight and occupants, fuel, and cargo. seating positions. The combined Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

186 Driving and Operating

{ Warning Warning (Continued) Starting and Operating Things inside the vehicle can . Do not leave an strike and injure people in a unsecured child restraint New Vehicle Break-In sudden stop or turn, or in a in the vehicle. crash. . Secure loose items in the Caution . Put things in the cargo vehicle. area of the vehicle. In the The vehicle does not need an cargo area, put them as . Do not leave a seat elaborate break-in. But it will far forward as possible. folded down unless perform better in the long run if Try to spread the weight needed. you follow these guidelines: evenly. . Do not drive at any one constant speed, fast or slow, . Never stack heavier for the first 805 km (500 mi). things, like suitcases, Do not make full-throttle inside the vehicle so that starts. Avoid downshifting to some of them are above brake or slow the vehicle. the tops of the seats. . Avoid making hard stops for (Continued) the first 322 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 replacement. Follow this (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 187 The Remote Keyless Entry (RKE) Center (DIC). When the vehicle is Caution (Continued) transmitter must be in the vehicle for shifted into P (Park), the ignition the system to operate. If the system will turn off. breaking-in guideline every pushbutton start is not working, the Do not turn the engine off when the time you get new brake vehicle may be near a strong radio linings. vehicle is moving. This will cause a antenna signal causing interference loss of power assist in the brake Following break-in, engine speed to the Keyless Access system. See and steering systems and disable and load can be gradually Remote Keyless Entry (RKE) the airbags. increased. System Operation 0 30. If the vehicle must be shut off in an To shift out of P (Park), the vehicle emergency: Ignition Positions must be on and the brake pedal must be applied. 1. Brake using a firm and steady pressure. Do not pump the Stopping the Engine/OFF (No brakes repeatedly. This may Indicator Lights) : When the deplete power assist, requiring vehicle is stopped, press ENGINE increased brake pedal force. START/STOP once to turn the engine off. 2. Shift the vehicle to N (Neutral). This can be done while the If the vehicle is in P (Park), the vehicle is moving. After shifting ignition will turn off, and Retained to N (Neutral), firmly apply the Accessory Power (RAP) will remain brakes and steer the vehicle to active. See Retained Accessory a safe location. Power (RAP) 0 191. 3. Come to a complete stop. Shift If the vehicle is not in P (Park), the to P (Park). Turn the ignition will return to ACC/ ignition off. The vehicle has an electronic ACCESSORY and display a keyless ignition with pushbutton message in the Driver Information 4. Set the parking brake. See start. Electric Parking Brake 0 198. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

188 Driving and Operating ON/RUN/START (Green Indicator will not start in Service Mode. Press { Warning Light) : This mode is for driving and ENGINE START/STOP again to turn starting. With the ignition off, and the vehicle off. Turning off the vehicle while the brake pedal applied, pressing moving may cause loss of power ENGINE START/STOP once will Starting the Engine assist in the brake and steering place the in ON/ systems and disable the airbags. RUN/START. Once engine cranking Place the transmission in the While driving, only shut the begins, release the button. Engine proper gear. vehicle off in an emergency. cranking will continue until the engine starts. See Starting the Caution 0 If the vehicle cannot be pulled over, Engine 188. The ignition will then remain in ON/RUN. If you add electrical parts or and must be shut off while driving, accessories, you could change press and hold ENGINE START/ Service Mode the way the engine operates. Any STOP for longer than two seconds, resulting damage would not be or press twice in five seconds. This power mode is available for service and diagnostics, and to covered by the vehicle warranty. ACC/ACCESSORY (Amber verify the proper operation of the See Add-On Electrical Equipment Indicator Light) : This mode allows malfunction indicator lamp as may 0 238. you to use some electrical be required for emission inspection accessories when the engine is off. purposes. With the vehicle off, and the brake pedal not applied, Move the shift lever to P (Park) or With the ignition off, pressing N (Neutral). To restart the vehicle ENGINE START/STOP one time pressing and holding ENGINE START/STOP for more than when it is already moving, use without the brake pedal applied will N (Neutral) only. place the ignition system in ACC/ five seconds will place the vehicle in ACCESSORY. Service Mode. The instruments and audio systems will operate as they The ignition will switch from ACC/ do in ON/RUN, but the vehicle will ACCESSORY to OFF after not be able to be driven. The engine five minutes to prevent battery run down. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 189 display a message. See cool down. When the engine Caution Remote Keyless Entry (RKE) starts, let go of the button and System Operation 0 30. the accelerator. If the vehicle Do not try to shift to P (Park) if the starts briefly but then stops vehicle is moving. If you do, you Caution again, do the same thing. This could damage the transmission. clears the extra gasoline from Shift to P (Park) only when the Cranking the engine for long the engine. Do not race the vehicle is stopped. periods of time, by pressing engine immediately after ENGINE START/STOP starting it. Operate the engine Starting Procedure immediately after cranking has and transmission gently until ended, can overheat and damage the oil warms up and lubricates 1. With the Keyless Access the cranking motor, and drain the all moving parts. system, the RKE transmitter must be in the vehicle. Press battery. Wait at least 15 seconds Stop/Start System ENGINE START/STOP with the between each try, to let the brake pedal applied. When the cranking motor cool down. { Warning engine begins cranking, let go of the button. 2. If the engine does not start The automatic engine Stop/Start The idle speed will go down as after five to 10 seconds, feature causes the engine to shut the engine gets warm. Do not especially in very cold weather off while the vehicle is still on. Do race the engine immediately (below −18 °C or 0 °F), it could not exit the vehicle before shifting after starting it. be flooded with too much to P (Park). The vehicle may gasoline. Try pushing the restart and move unexpectedly. If the RKE transmitter is not in accelerator pedal all the way to Always shift to P (Park), and then the vehicle, if there is the floor and holding it there as turn the ignition off before exiting interference, or if the RKE you press ENGINE START/ the vehicle. battery is low, the Driver STOP, for up to a maximum of Information Center (DIC) will 15 seconds. Wait at least 15 seconds between each try, to allow the cranking motor to Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

190 Driving and Operating The vehicle has a fuel saving stop/ To Use the Engine Coolant 3. Plug it into a normal, grounded start system to shut off the engine to Heater 110-volt AC outlet. help conserve fuel. 1. Turn off the engine. Auto Engine Stop/Start { Warning 2. Open the hood and unwrap the When the brakes are applied and electrical cord. Improper use of the heater cord the vehicle is at a complete stop, or an extension cord can damage the engine may turn off. When the cord and may result in stopped, the tachometer displays overheating and fire. AUTO STOP. See Tachometer 0 128. When the brake pedal is . Plug the cord into a released or the accelerator pedal is three-prong electrical utility pushed, the engine will restart. receptacle that is protected by a ground fault detection Engine Heater function. An ungrounded outlet could cause an The engine coolant heater, electric shock. if available, can help in cold weather . Use a weatherproof, conditions at or below −18 °C (0 °F) heavy-duty, 15 amp-rated for easier starting and better fuel extension cord if needed. economy during engine warm-up. The electrical cord is located Failure to use the Plug in the coolant heater at least on the passenger side of the recommended extension four hours before starting the engine compartment, between cord in good operating vehicle. An internal thermostat in the fender and the air cleaner. condition, or using a the plug-end of the cord will prevent Check the heater cord for damaged heater or engine coolant heater operation at damage. If it is damaged, do extension cord, could make temperatures above −18 °C (0 °F). not use it. See your dealer for a replacement. Inspect the (Continued) cord for damage yearly. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 191 The length of time the heater should Shifting Into Park Warning (Continued) remain plugged in depends on several factors. Ask a dealer in the To shift into P (Park): it overheat and cause a fire, area where you will be parking the 1. Hold the brake pedal down and property damage, electric vehicle for the best advice on this. shock, and injury. set the parking brake. See Electric Parking Brake 0 198. . Do not operate the vehicle Retained Accessory 2. Hold the button on the shift with the heater cord Power (RAP) permanently attached to the lever and push the lever toward vehicle. Possible heater These vehicle accessories can be the front of the vehicle into cord and thermostat used for up to 10 minutes after the P (Park). damage could occur. engine is turned off: 3. Turn the ignition off. . While in use, do not let the . Infotainment System 4. Remove the key. heater cord touch vehicle . Power Windows parts or sharp edges. Never Leaving the Vehicle with the close the hood on the . Sunroof (If Equipped) Engine Running heater cord. . Auxiliary Power Outlet { Warning . Before starting the vehicle, Power to the Infotainment system unplug the cord, reattach will continue to operate for up to It can be dangerous to leave the the cover to the plug, and 10 minutes or until the driver door is vehicle with the engine running. securely fasten the cord. opened. Keep the cord away from It could overheat and catch fire. any moving parts. Power to the power windows and It is dangerous to get out of the sunroof will continue to operate for vehicle if the shift lever is not fully up to 10 minutes or until any door is in P (Park) with the parking brake 4. Before starting the engine, be opened. sure to unplug and store the firmly set. The vehicle can roll. cord as it was before to keep it All of these features will work when (Continued) away from moving engine the ignition is on or in ACC/ parts. ACCESSORY. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

192 Driving and Operating done properly; then it is difficult to To shift out of P (Park): Warning (Continued) shift out of P (Park). To prevent 1. Apply the brake pedal. torque lock, set the parking brake Do not leave the vehicle when the and then shift into P (Park). To find 2. Turn the ignition on. engine is running. If you have left out how, see “Shifting Into Park” 3. Press the shift lever button. the engine running, the vehicle listed previously. can move suddenly. You or others 4. Move the shift lever to the could be injured. To be sure the If torque lock does occur, the desired position. vehicle will not move, even when vehicle may need to be pushed uphill by another vehicle to relieve If still unable to shift out of P (Park): you are on fairly level ground, the parking pawl pressure, so you always set the parking brake and 1. Fully release the shift lever can shift out of P (Park). move the shift lever to P (Park). button. See Shifting Into Park 0 191. 2. Hold the brake pedal down and Shifting out of Park press the shift lever button This vehicle is equipped with an again. If you have to leave the vehicle with electronic shift lock release system. the engine running, the vehicle must 3. Move the shift lever to the The shift lock release is designed to be in P (Park) and the parking desired position. prevent movement of the shift lever brake set. out of P (Park) unless the ignition is If you still cannot move the shift Release the button and check that in on and the brake pedal is applied. lever from P (Park), consult your the shift lever cannot be moved out dealer or a professional towing The shift lock release is always of P (Park). service. functional except in the case of an Torque Lock uncharged or low voltage (less than 9-volt) battery. Torque lock is when the weight of the vehicle puts too much force on If the vehicle has an uncharged the parking pawl in the battery or a battery with low voltage, transmission. This happens when try charging or jump starting the parking on a hill and shifting the battery. See Jump Starting - North transmission into P (Park) is not America 0 315. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 193 Parking over Things If the vehicle is left parked and Engine Exhaust running with the Remote Keyless That Burn Entry (RKE) transmitter outside the vehicle, it will turn off after one hour. { Warning { Warning If the vehicle is left parked and Engine exhaust contains carbon Things that can burn could touch running with the RKE transmitter monoxide (CO), which cannot be hot exhaust parts under the inside the vehicle, it will turn off after seen or smelled. Exposure to CO vehicle and ignite. Do not park two hours. can cause unconsciousness and over papers, leaves, dry grass, The vehicle could turn off sooner if it even death. or other things that can burn. is parked on a hill, due to lack of Exhaust may enter the vehicle if: available fuel. . The vehicle idles in areas Extended Parking The timer will reset if the vehicle is with poor ventilation taken out of P (Park) while it is (parking garages, tunnels, It is best not to park with the vehicle running. deep snow that may block running. If the vehicle is left running, be sure it will not move and there is underbody airflow or tail adequate ventilation. pipes). The exhaust smells or See Shifting Into Park 0 191 and . Engine Exhaust 0 193. sounds strange or different. . The exhaust system leaks due to corrosion or damage. . The vehicle exhaust system has been modified, damaged, or improperly repaired. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

194 Driving and Operating Running the Vehicle Warning (Continued) Automatic While Parked Transmission . There are holes or openings It is better not to park with the in the vehicle body from engine running. damage or aftermarket modifications that are not If the vehicle is left with the engine completely sealed. running, follow the proper steps to be sure the vehicle will not move. If unusual fumes are detected or See Shifting Into Park 0 191 and if it is suspected that exhaust is Engine Exhaust 0 193. coming into the vehicle: . Drive it only with the windows completely down. . Have the vehicle repaired immediately. Never park the vehicle with the The mode or selected gear is shown engine running in an enclosed in the instrument cluster. area such as a garage or a P: This position locks the drive building that has no fresh air wheels. It is the best position to use ventilation. when starting the engine because the vehicle cannot move easily. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 195 all the way into P (Park) as you { Warning maintain brake application. Then Caution press the shift lever button and It is dangerous to get out of the move the shift lever into another Shifting to R (Reverse) while the vehicle if the shift lever is not fully gear. See Shifting out of Park 0 192. vehicle is moving forward could in P (Park) with the parking brake damage the transmission. The firmly set. The vehicle can roll. repairs would not be covered by Do not leave the vehicle when the the vehicle warranty. Shift to engine is running. If you have left R (Reverse) only after the vehicle the engine running, the vehicle is stopped. can move suddenly. You or others could be injured. To be sure the To rock the vehicle back and forth to vehicle will not move, even when get out of snow, ice, or sand without you are on fairly level ground, damaging the transmission, see If always set the parking brake and the Vehicle Is Stuck 0 182. move the shift lever to P (Park). N: In this position, the engine does See Shifting Into Park 0 191. not connect with the wheels. To restart the engine when the vehicle Without the brake pedal applied, the is already moving, use N (Neutral) Make sure the shift lever is fully in control indicator will be on. P (Park) before starting the engine. only with the brake pedal applied. This vehicle is equipped with an If the shift lever is not in P (Park) electronic shift lock release system. when the ignition is turned off, the { Warning The regular brake must be fully control indicator and P will flash. Shifting into a drive gear while the applied first and then the shift lever R: Use this gear to back up. button must be pressed before engine is running at high speed is shifting from P (Park) when the dangerous. Unless your foot is ignition is on. If you cannot shift out firmly on the brake pedal, the of P (Park), ease pressure on the (Continued) shift lever, then push the shift lever Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

196 Driving and Operating Operating Modes Warning (Continued) Caution (Continued) The transmission may operate in a vehicle could move very rapidly. Driving under this condition can lower gear than normal to improve You could lose control and hit damage the vehicle. Stop and idle vehicle performance. The engine people or objects. Do not shift the engine to cool the automatic speed may be higher and there may into a drive gear while the engine transmission fluid. This message be an increase in noise during the is running at high speed. clears when the transmission fluid following conditions: has cooled sufficiently. . When climbing a grade . When driving downhill Caution D: This position is for normal . When driving in hot driving. It provides the best fuel temperatures or at high altitude Shifting out of P (Park) or economy. If more power is needed N (Neutral) with the engine for passing, and the vehicle is: Manual Mode running at high speed may . Going less than 56 km/h damage the transmission. The (35 mph), push the accelerator Driver Shift Control (DSC) repairs would not be covered by pedal about halfway down. the vehicle warranty. Be sure the . Going about 56 km/h (35 mph) or Caution engine is not running at high more, push the accelerator all speed when shifting the vehicle. Driving with the engine at a high the way down. rpm without upshifting while using Driver Shift Control (DSC), could Caution damage the vehicle. Always Caution If the vehicle does not shift gears, upshift when necessary while A transmission hot message may the transmission could be using DSC. display if the automatic damaged. Have the vehicle transmission fluid is too hot. serviced right away. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 197 descending hills, to stay in gear Drive Systems longer, or to downshift for more power or engine braking. All-Wheel Drive The transmission will only allow you to shift into gears appropriate for the If equipped, this feature transfers vehicle speed and engine torque to the rear wheels as revolutions per minute (rpm). The required. It is fully automatic, and transmission will not automatically adjusts itself as needed for road shift to the next lower gear if the conditions. engine rpm is too high, nor to the All-Wheel Drive (AWD) performance next higher gear when the maximum is automatically reduced when you engine rpm is reached. use the compact spare. To restore DSC allows you to shift an While in the DSC mode, the full AWD performance, and prevent automatic transmission similar to a transmission will automatically excessive wear to the clutch in the manual transmission. To use the downshift when the vehicle comes AWD system, replace the compact DSC feature: to a stop. This will allow for more spare tire with a full-size tire as 1. Move the shift lever to the left power during take-off. soon as possible. See Compact Spare Tire 0 314. from D (Drive) into the side When accelerating the vehicle from gate marked with (+) and (−). a stop in snowy and icy conditions, 2. Move the shift lever forward to you may want to shift into second upshift or rearward to gear. A higher gear allows the downshift. vehicle to gain more traction on slippery surfaces. Vehicles with a While using the DSC feature, the turbocharged engine may also start vehicle will have firmer, quicker in third gear. shifting. You can use this for sport driving or when climbing or Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

198 Driving and Operating Brakes If driving safely on a wet road and it Using ABS becomes necessary to slam on the Do not pump the brakes. Just hold brakes and continue braking to the brake pedal down firmly and let Antilock Brake avoid a sudden obstacle, a ABS work. You may hear the ABS System (ABS) computer senses the wheels are pump or motor operating and feel slowing down. If one of the wheels This vehicle has an Antilock Brake the brake pedal pulsate. This is is about to stop rolling, the computer System (ABS), an advanced normal. will separately work the brakes at electronic braking system that helps each wheel. prevent a braking skid. Braking in Emergencies ABS can change the brake pressure When the vehicle begins to drive ABS allows you to steer and brake to each wheel, as required, faster away, ABS checks itself. at the same time. In many than any driver could. This can help A momentary motor or clicking noise emergencies, steering can help you steer around the obstacle while may be heard while this test is going more than even the very best braking hard. on, and it may even be noticed that braking. the brake pedal moves a little. This As the brakes are applied, the is normal. computer keeps receiving updates Electric Parking Brake on wheel speed and controls braking pressure accordingly. Remember: ABS does not change the time needed to get a foot up to the brake pedal or always decrease stopping distance. If you get too close to the vehicle in front of you, If there is a problem with ABS, this there will not be enough time to warning light stays on. See Antilock apply the brakes if that vehicle Brake System (ABS) Warning Light suddenly slows or stops. Always 0 136. leave enough room up ahead to stop, even with ABS. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 199 The Electric Parking Brake (EPB) parking brake status light flashes normal, and is done to periodically can always be activated, even if the continuously, then the EPB is only check the correct operation of the ignition is off. To prevent draining partially applied or there is a EPB system. the battery, avoid repeated cycles of problem with the EPB. A DIC If the EPB fails to apply, block the the EPB when the engine is not message will display. Release the rear wheels to prevent vehicle running. EPB and try to apply it again. If the movement. The system has a red parking brake light does not come on, or keeps status light and an amber parking flashing, have the vehicle serviced. EPB Release Do not drive the vehicle if the red brake warning light. There are also To release the EPB: parking brake-related Driver parking brake status light is flashing. 1. Turn the ignition on or to ACC/ Information Center (DIC) messages. See your dealer. ACCESSORY. In case of insufficient electrical If the amber parking brake warning power, the EPB cannot be applied light is on, pull the EPB switch. 2. Apply and hold the brake or released. Continue to hold the switch until the pedal. Before leaving the vehicle, check red parking brake status light 3. Press the EPB switch the red parking brake status light to remains on. If the amber parking momentarily. ensure that the parking brake is brake warning light is on, see your dealer. The EPB is released when the red applied. parking brake status light is off. If the EPB is applied while the EPB Apply vehicle is moving, the vehicle will If the amber parking brake warning To apply the EPB: decelerate as long as the switch is light is on, release the EPB by pulled. If the switch is pulled until pressing and holding the EPB 1. Be sure the vehicle is at a the vehicle comes to a stop, the switch. Continue to hold the switch complete stop. EPB will remain applied. until the red parking brake status 2. Pull the EPB switch light is off. If either light stays on The vehicle may automatically apply momentarily. after release is attempted, see your the EPB in some situations when dealer. The red parking brake status light the vehicle is not moving. This is will flash and then stay on once the EPB is fully applied. If the red Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

200 Driving and Operating conditions where the driver has stationary. If HSA is holding the Caution quickly and forcefully applied the vehicle, a Driver Information Center brake pedal in an attempt to quickly (DIC) message displays. HSA will Driving with the parking brake on stop or slow down the vehicle. The not activate in a forward drive gear can overheat the brake system stability system hydraulic brake when facing downhill, or in and cause premature wear or control module increases brake R (Reverse) when facing uphill. damage to brake system parts. pressure at each corner of the Make sure that the parking brake Select the duration of the HSA vehicle until the ABS activates. feature through vehicle is fully released and the brake Minor brake pedal pulsation or personalization. See ”Extended Hill warning light is off before driving. pedal movement during this time is Start Assist” under “Comfort and normal and the driver should Convenience” in Vehicle Automatic EPB Release continue to apply the brake pedal as Personalization 0 150. When the driving situation dictates. The Standard Hold is selected, the The EPB will automatically release if Brake Assist feature will vehicle is held stationary for up to the vehicle is running, placed into automatically disengage when the two seconds after the brake pedal is gear, and an attempt is made to brake pedal is released or brake released. When Extended Hold is drive away. Avoid rapid acceleration pedal pressure is quickly selected, the vehicle is held when the EPB is applied, to decreased. stationary for up to five minutes preserve parking brake lining life. after the brake pedal is released. In Hill Start Assist (HSA) Brake Assist either case, override the hold The Hill Start Assist (HSA) feature feature by pressing the accelerator The Brake Assist feature is will activate when the vehicle is pedal and attempting to drive away. designed to assist the driver in stopped on a moderate to steep If Standard Hold is selected, it will stopping or decreasing vehicle grade to help prevent it from rolling hold the vehicle for two seconds speed in emergency driving in an unintended direction. After the unless the driver door is opened or conditions. This feature uses the brake pedal has been released and the driver seat belt is unbuckled stability system hydraulic brake before the accelerator pedal has after releasing the brake pedal. control module to supplement the been pressed, HSA uses braking If Extended Hold is selected, it will power brake system under pressure to hold the vehicle hold the vehicle for five minutes Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 201 unless the driver door is opened Ride Control Systems vehicle wheel brakes to assist the and the driver seat belt is unbuckled driver in keeping the vehicle on the prior to releasing the brake pedal. Traction Control/ intended path. When deactivated after five minutes, If cruise control is being used and or if it is deactivated when the driver Electronic Stability traction control or StabiliTrak begins seat belt is unlatched or the driver Control to limit wheel spin, cruise control will door is opened, the Electric Parking disengage. Cruise control may be Brake will engage to prevent vehicle System Operation turned back on when road movement. The vehicle has a Traction Control conditions allow. System (TCS) and StabiliTrak, an Both systems come on electronic stability control system. automatically when the vehicle is These systems help limit wheel slip started and begins to move. The and assist the driver in maintaining systems may be heard or felt while control, especially on slippery road they are operating or while conditions. performing diagnostic checks. This TCS activates if it senses that any is normal and does not mean there of the drive wheels are spinning or is a problem with the vehicle. beginning to lose traction. When this It is recommended to leave both happens, TCS applies the brakes to systems on for normal driving the spinning wheels and reduces conditions, but it may be necessary engine power to limit wheel spin. to turn TCS off if the vehicle gets StabiliTrak activates when the stuck in sand, mud, ice, or snow. vehicle senses a difference between See If the Vehicle Is Stuck 0 182 the intended path and the direction and “Turning the Systems Off and the vehicle is actually traveling. On” later in this section. StabiliTrak selectively applies braking pressure to any one of the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

202 Driving and Operating 2. Turn the engine off and wait 15 seconds. Caution 3. Start the engine. Do not repeatedly brake or Drive the vehicle. If d comes on accelerate heavily when TCS is and stays on, the vehicle may need off. The vehicle driveline could be damaged. The indicator light for both systems more time to diagnose the problem. is in the instrument cluster. This If the condition persists, see your light will: dealer. To turn off only TCS, press and . Flash when TCS is limiting Turning the Systems Off release g. i displays in the wheel spin and On instrument cluster. The appropriate message may display in the DIC. . Flash when StabiliTrak is activated To turn TCS on again, press and i . Turn on and stay on when either release g. displayed in the system is not working instrument cluster will turn off. If either system fails to turn on or to If TCS is limiting wheel spin when activate, a message displays in the the TCS/StabiliTrak button is Driver Information Center (DIC), and pressed, the system will not turn off d comes on and stays on to until the wheels stop spinning. indicate that the system is inactive To turn off both TCS and StabiliTrak, and is not assisting the driver in press and hold g until i and g maintaining control. The vehicle is come on and stay on in the safe to drive, but driving should be instrument cluster. The appropriate adjusted accordingly. message may display in the DIC. If d comes on and stays on: To turn TCS and StabiliTrak on 1. Stop the vehicle. again, press and release g. i and g in the instrument cluster turn off. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 203 Adding accessories can affect the The following electronic systems . Power steering assist is normal. vehicle performance. See have been calibrated for each Sport : Use this mode when Accessories and Modifications driving mode: 0 personal preference or road 242. . Continuous Damping conditions demand more control. Control (CDC) This setting provides responsive, Selective Ride Control . Power Steering Assist controlled steering and handling. (GS Models Only) It also modifies the automatic . Automatic Transmission transmission shift feel and the AWD . All-Wheel Drive (AWD) torque distribution for sportier performance. When the vehicle is started, Normal mode comes on automatically. Sport . Shock absorbers stiffen to mode or GS mode can be selected provide better contact with the by pressing and releasing SPORT road surface and increase body or the GS. The light on the selected control. button will illuminate, indicating the . Power steering assist is reduced driving mode. To return to Normal for sportier feel. mode, press and release the illuminated button. When both . The automatic transmission button lights are off, the vehicle is in shifts more aggressively for Normal mode. The driving mode can sportier feel and improved acceleration.* Selective Ride Control adapts to the be changed at any time, whether preference of the driver with one of the vehicle is stationary or moving. . The AWD system distributes three driving modes: Normal, Normal : This is the default mode more AWD engine torque to the Sport, or GS. used for normal city driving and rear axle. long-distance highway driving. This Sport mode settings can be setting provides a smooth, soft ride. customized. See Vehicle 0 . Shock absorbers are in the Personalization 150. comfort setting. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

204 Driving and Operating GS : Use this mode for additional Cruise Control Traction Control/Electronic Stability control and responsiveness, and Control 0 201. If a collision alert sportiest performance. With cruise control the vehicle can occurs when cruise control is maintain a speed of about 40 km/h . Shock absorbers stiffen to the activated, cruise control is (25 mph) or more without keeping firmest setting for increased disengaged. See Forward Collision your foot on the accelerator. Cruise 0 control. Alert (FCA) System 217. When control does not work at speeds road conditions allow you to safely . Power steering assist is reduced below 40 km/h (25 mph). use it again, cruise control can be for sportier feel. turned back on. . The automatic transmission { Warning Cruise control will disengage if shifts more aggressively for either TCS or StabiliTrak is sportier feel and improved Cruise control can be dangerous turned off. acceleration.* where you cannot drive safely at a steady speed. Do not use If the brakes are applied, cruise . The AWD system distributes cruise control on winding roads or control disengages. more AWD engine torque to the in heavy traffic. rear axle. * Performance Shifting is enabled in Cruise control can be dangerous Sport mode and GS mode. on slippery roads. On such roads, Performance Shifting detects fast changes in tire traction can spirited driving and adapts cause excessive wheel slip, and transmission shifts to maximize you could lose control. Do not use vehicle acceleration. cruise control on slippery roads.

If equipped with the Traction Control System (TCS), the system may begin to limit wheel spin while you are using cruise control. If this happens, the cruise control will automatically disengage. See Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 205 5 : Press to turn cruise control on Setting Cruise Control Once the vehicle reaches about 40 km/h (25 mph) or more, press or off. A white indicator comes on in If 5 is on when not in use, SET− or the instrument cluster. RES+ up briefly. The vehicle returns RES+ could get pressed and go into to the previously set speed. RES+ : If there is a set speed in cruise when not desired. Keep 5 Increasing Speed While Using memory, press the control up briefly off when cruise is not being used. to resume to that speed or press Cruise Control and hold to accelerate. If cruise 1. Press 5 to turn the cruise Do one of the following: control is already engaged, use to system on. increase vehicle speed. . Press and hold RES+ up until 2. Get to the speed desired. the vehicle accelerates to the SET− : Press the control down 3. Press and release SET− . The desired speed, then release it. briefly to set the speed and activate desired set speed briefly cruise control. If cruise control is . To increase vehicle speed in appears in the instrument already engaged, use to decrease small increments, press RES+ cluster. vehicle speed. up briefly. For each press, the 4. Take your foot off the vehicle goes about 1.6 km/h * : Press to disengage cruise accelerator pedal. (1 mph) faster. control without erasing the set speed from memory. The cruise control indicator on the Reducing Speed While Using instrument cluster turns green after Cruise Control The speedometer reading can be the cruise control has been set to displayed in either English or metric Do one of the following: the desired speed. See Instrument units. See Instrument Cluster 0 124. Cluster 0 124. . Press and hold SET− down until The increment value used depends the desired lower speed is on the units displayed. Resuming a Set Speed reached, then release it. If the cruise control is set at a . To slow down in small desired speed and then the brakes increments, press SET− down are applied or * is pressed, the briefly. For each press, the cruise control is disengaged without vehicle goes about 1.6 km/h erasing the set speed from memory. (1 mph) slower. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

206 Driving and Operating Passing Another Vehicle While Ending Cruise Control and a vehicle detected directly Using Cruise Control There are four ways to end cruise ahead in your path, moving in the Use the accelerator pedal to control: same direction. If no vehicle is increase the vehicle speed. When detected in your path, ACC works . Step lightly on the brake pedal. you take your foot off the pedal, the like regular cruise control. vehicle will slow down to the . Press *. If a vehicle is detected in your path, previously set cruise speed. While ACC can speed up the vehicle or pressing the accelerator pedal or . Shift the transmission to apply limited, moderate braking to shortly following the release to N (Neutral). maintain the selected following gap. override cruise control, briefly . To turn off cruise control, To disengage ACC, apply the brake. pressing SET− will result in cruise press 5. If the Traction Control System (TCS) set to the current vehicle speed. or StabiliTrak electronic stability Erasing Speed Memory control system activates while ACC Using Cruise Control on Hills The cruise control set speed is is engaged, ACC may automatically How well the cruise control will work disengage. See Traction Control/ erased from memory if 5 is pressed on hills depends upon the vehicle Electronic Stability Control 0 201. speed, load, and the steepness of or the ignition is turned off. When road conditions allow ACC to the hills. When going up steep hills, be safely used, ACC can be turned you might have to step on the Adaptive Cruise Control back on. ACC will not engage if the accelerator pedal to maintain your If equipped with Adaptive Cruise TCS or StabiliTrak electronic speed. When going downhill, you Control (ACC), it allows for selecting stability control system is disabled. might have to brake or shift to a the cruise control set speed and lower gear to keep your speed following gap. Read this entire { Warning down. If the brake pedal is applied, section before using this system. cruise control will disengage. ACC uses a radar sensor to detect ACC has limited braking ability other vehicles. See Radio and may not have time to slow Frequency Statement 0 356. The the vehicle down enough to avoid following gap is the following time a collision with another vehicle (or distance) between your vehicle (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 207 5 : Press to turn the system on or Warning (Continued) Warning (Continued) off. The indicator turns white on the you are following. This can occur . Visibility is low, such as in instrument cluster when ACC is when vehicles suddenly slow or fog, rain, or snow turned on. stop ahead, or enter your lane. conditions. ACC RES+ : Press the control up briefly Also see “Alerting the Driver” in performance is limited under to make the vehicle resume to a this section. Complete attention is these conditions. previously set speed, or hold always required while driving and . On slippery roads where upward to accelerate. If cruise you should be ready to take fast changes in tire traction control is already engaged, use to action and apply the brakes. See can cause excessive increase vehicle speed. Defensive Driving 0 177. wheel slip. SET– : Press the control down briefly to set the speed and activate cruise control. If cruise control is already engaged, use to decrease { Warning vehicle speed. ACC will not detect or brake for * : Press to disengage ACC children, pedestrians, animals, without erasing the selected set or other objects. speed. Do not use ACC when: [ : Press to select a following gap time (or distance) setting for ACC of . On winding and hilly roads Far, Medium, or Near. or when the sensors are blocked by snow, ice, or dirt. The speedometer reading can be The system may not detect displayed in either English or metric a vehicle ahead. Keep the units. See Instrument Cluster 0 124. entire front of the vehicle The increment value used depends clean. on the units displayed. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

208 Driving and Operating Setting Adaptive Cruise Control Increasing Speed While ACC is at a Set Speed If 5 is on when not in use, it could get pressed and go into ACC when Do one of the following: not desired. Keep 5 off when . Use the accelerator to get to the cruise is not being used. higher speed. Press SET– down. Release the control and the The ACC indicator displays on the Select the set speed desired for accelerator pedal. The vehicle instrument cluster and Head-Up ACC. This is the vehicle speed will now cruise at the higher Display (HUD). When ACC is active, when no vehicle is detected in speed. its path. the indicator will be lit green. When the accelerator pedal is Be mindful of speed limits, ACC will not set at a speed less pressed, ACC will not brake surrounding traffic speeds, and than 25 km/h (16 mph), although it because it is overridden. weather conditions when selecting can be resumed when driving at A warning message will appear the set speed. lower speeds. on the Driver Information Center To set ACC: Resuming a Set Speed (DIC) and Head-Up Display (HUD). 1. Press 5. If ACC is set at a desired speed and then the brakes are applied, ACC is . Press and hold RES+ up until 2. Get up to the desired speed. disengaged without erasing the set the desired set speed appears 3. Press and release SET–. speed from memory. on the display, then release it. 4. Remove your foot from the To begin using ACC again, press . To increase vehicle speed in accelerator. RES+ up briefly. The vehicle returns small increments, briefly press to the previously set speed. RES+. For each press, the After ACC is set, it may immediately vehicle speed increases to the apply the brakes if a vehicle ahead next 1 km/h (1 mph) mark on the is detected closer than the selected speedometer. following gap. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 209 When it is determined that there is vehicle's speed and attempt to or Near) for the Forward Collision no vehicle ahead or the vehicle maintain the follow distance gap Alert (FCA) feature. See Forward ahead is beyond the selected selected. Collision Alert (FCA) System 0 217. following gap, then the vehicle speed will increase to the set speed. Press [ on the steering wheel to Alerting the Driver adjust the following gap. Each press Reducing Speed While ACC is at a cycles the gap button through three Set Speed settings: Far, Medium, or Near. Do one of the following: When pressed, the current gap . Use the brake to get to the setting displays briefly on the desired lower speed. Release instrument cluster and HUD. The the brake and press SET–. The gap setting will be maintained until it vehicle will now cruise at the is changed. If ACC is engaged, driver action lower speed. Since each gap setting corresponds may be required when ACC cannot to a following time (Far, Medium, apply sufficient braking because of . Press and hold SET– down until approaching a vehicle too rapidly. the desired lower speed is or Near), the following distance will reached, then release it. vary based on vehicle speed. The When this condition occurs, the faster the vehicle speed, the further collision alert symbol on the HUD . To decrease the vehicle speed in back your vehicle will follow a will flash on the windshield. Eight smaller increments, press SET− vehicle detected ahead. Consider beeps will sound from the front. See down briefly. For each press, the traffic and weather conditions when “Collision/Detection Systems” under vehicle speed decreases to the selecting the following gap. The Vehicle Personalization 0 150. next 1 km/h (1 mph) mark on the range of selectable gaps may not be See Defensive Driving 0 177. speedometer. appropriate for all drivers and Selecting the Follow Distance Gap driving conditions. When a slower moving vehicle is Changing the gap setting detected ahead within the selected automatically changes the alert following gap, ACC will adjust the timing sensitivity (Far, Medium, Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

210 Driving and Operating Approaching and Following a braking may feel or sound different ACC Automatically Disengages Vehicle than if the brakes were applied ACC may automatically disengage manually. This is normal. and the driver will need to manually Stationary or Very Slow-Moving apply the brakes to slow the Objects vehicle if: . The sensors are blocked. { Warning . The Traction Control System ACC may not detect and react to (TCS) or electronic stability The vehicle ahead indicator is in the stopped or slow-moving vehicles control system has activated or been disabled. instrument cluster and HUD display. ahead of you. For example, the The vehicle ahead indicator only system may not brake for a . There is a fault in the system. displays when a vehicle is detected vehicle it has never detected . The radar falsely reports in your vehicle’s path moving in the moving. This can occur in blockage when driving in a same direction. stop-and-go traffic or when a desert or remote area with no If this indicator is not displaying, vehicle suddenly appears due to other vehicles or roadside ACC will not respond to or brake to a vehicle ahead changing lanes. objects. A DIC message may vehicles ahead. Your vehicle may not stop and display to indicate that ACC is could cause a crash. Use caution temporarily unavailable. ACC automatically slows the vehicle down and adjusts vehicle speed to when using ACC. Your complete A message will appear on the DIC follow the vehicle in front at the attention is always required while indicating that cruise is disengaging. selected following gap. The vehicle driving and you should be ready to take action and apply the The ACC indicator will turn white speed increases or decreases to when ACC is no longer active. follow the vehicle in front of you, but brakes. will not exceed the set speed. It may apply limited braking, if necessary. When braking is active, the brake lamps will come on. The automatic Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 211 Notification to Resume ACC A DIC warning message may ACC Override ACC will maintain a following gap display indicating to shift to P (Park) If using the accelerator pedal while behind a detected vehicle and slow before exiting the vehicle. ACC is active, a DIC warning your vehicle to a stop behind that message will indicate that automatic vehicle. { Warning braking will not occur. ACC will resume operation when the If the stopped vehicle ahead has If ACC has stopped the vehicle, driven away and ACC has not accelerator pedal is not being and if ACC is disengaged, turned pressed. resumed, the vehicle ahead off, or canceled, the vehicle will indicator will flash as a reminder to no longer be held at a stop. The { Warning check traffic ahead before vehicle can move. When ACC is proceeding. In addition, three beeps holding the vehicle at a stop, will sound. See Adaptive Cruise Go The ACC will not automatically “ always be prepared to manually Notifier” in “Collision/Detection apply the brakes if your foot is apply the brakes. Systems” under Vehicle resting on the accelerator pedal. Personalization 0 150. You could crash into a vehicle ahead of you. When the vehicle ahead drives away, press RES+ or the { Warning accelerator pedal to resume cruise Curves in the Road control. If stopped for more than Leaving the vehicle without two minutes or if the driver door is placing it in P (Park) can be { Warning opened and the driver seat belt is dangerous. Do not leave the unbuckled, ACC automatically vehicle while it is being held at a On curves, ACC may not detect a applies the Electric Parking Brake stop by ACC. Always place the vehicle ahead in your lane. You (EPB) to hold the vehicle. The vehicle in P (Park) and turn off could be startled if the vehicle Electric Parking Brake status light the ignition before leaving the accelerates up to the set speed, will turn on. See Electric Parking vehicle. especially when following a 0 Brake 198. To release the EPB, vehicle exiting or entering exit press the accelerator pedal. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

212 Driving and Operating ACC may occasionally provide an Warning (Continued) alert and/or braking that is considered unnecessary. It could ramps. You could lose control of respond to vehicles in different the vehicle or crash. Do not use lanes, signs, guardrails, and other ACC while driving on an entrance stationary objects when entering or or exit ramp. Always be ready to exiting a curve. This is normal use the brakes if necessary. operation. The vehicle does not need service. When following a vehicle and Other Vehicle Lane Changes { Warning entering a curve, ACC may not detect the vehicle ahead and On curves, ACC may respond to accelerate to the set speed. When a vehicle in another lane, or may this happens, the vehicle ahead not have time to react to a vehicle indicator will not appear. in your lane. You could crash into a vehicle ahead of you, or lose control of your vehicle. Give extra attention in curves and be ready to use the brakes if necessary. Select an appropriate speed while ACC will not detect a vehicle ahead driving in curves. until it is completely in the lane. The brakes may need to be manually applied. ACC may operate differently in a sharp curve. It may reduce the ACC may detect a vehicle that is vehicle speed if the curve is too not in your lane and apply the sharp. brakes. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 213 Do Not Use ACC on Hills and Erasing Speed Memory Driver Assistance When Towing a Trailer The cruise control set speed is Systems erased from memory if 5 is pressed or if the ignition is turned off. This vehicle may have features that work together to help avoid crashes Cleaning the Sensing System or reduce crash damage while The radar sensor on the front of the driving, backing, and parking. Read vehicle can become blocked by this entire section before using snow, ice, dirt, or mud. This area these systems. needs to be cleaned for ACC to operate properly. { Warning

Do not use ACC when driving on For cleaning instructions, see Do not rely on the Driver Washing the Vehicle under steep hills or when towing a trailer. “ ” Assistance Systems. These ACC will not detect a vehicle in the Exterior Care 0 321. systems do not replace the need lane while driving on steep hills. The System operation may also be for paying attention and driving driver will often need to take over limited under snow, heavy rain, safely. You may not hear or see acceleration and braking on steep or road spray conditions. hills, especially when towing a alerts or warnings provided by trailer. If the brakes are applied, the these systems. Failure to use ACC disengages. proper care when driving may result in injury, death, or vehicle Disengaging ACC damage. See Defensive Driving There are three ways to 0 177. disengage ACC: (Continued) . Step lightly on the brake pedal. . Press *. . Press 5. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

214 Driving and Operating help the driver park or avoid objects. Warning (Continued) Warning (Continued) Always check around the vehicle when parking or backing. Under many conditions, these . Work if the area surrounding Rear Vision Camera (RVC) systems will not: the detection sensor is damaged or not properly When the vehicle is shifted into . Detect children, repaired. R (Reverse), the RVC shows an pedestrians, bicyclists, image of the area behind the vehicle or animals. Complete attention is always required while driving, and you in the infotainment display. The . Detect vehicles or objects should be ready to take action previous screen displays when the outside the area monitored and apply the brakes and/or steer vehicle is shifted out of R (Reverse) by the system. the vehicle to avoid crashes. after a short delay. To return to the . Work at all driving speeds. previous screen sooner, press any button on the infotainment system, . Warn you or provide you Audible Alert shift into P (Park), or reach a vehicle with enough time to avoid a Some driver assistance features speed of approximately 12 km/h crash. alert the driver of obstacles by (8 mph). . 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 150. by ice, snow, mud, or dirt. Assistance Systems for . Work if the detection sensor is covered up, such as with Parking or Backing a sticker, magnet, or metal If equipped, the Rear Vision Camera plate. (RVC), Rear Parking Assist (RPA), (Continued) Front Parking Assist (FPA), and Rear Cross Traffic Alert (RCTA) may Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 215 Displayed images may be farther or closer than they appear. The area Warning (Continued) displayed is limited and objects that are close to either corner of the vehicle before driving. Failure to bumper or under the bumper do not use proper care may result in display. injury, death, or vehicle damage. A warning triangle may appear on the infotainment display to show Parking Assist that RPA has detected an object. With RPA, and if equipped with FPA, This triangle changes from amber to as the vehicle moves at speeds of red and increases in size the closer less than 8 km/h (5 mph) the the object. sensors on the bumpers may detect 1. View Displayed by the objects up to 2.5 m (8 ft) behind the Camera { Warning vehicle and 1.2 m (4 ft) in front of the vehicle within a zone 25 cm (10 in) The camera(s) do not display high off the ground and below children, pedestrians, bicyclists, bumper level. These detection crossing traffic, animals, or any distances may be shorter during other object outside of the warmer or humid weather. Blocked cameras’ field of view, below the sensors will not detect objects and bumper, or under the vehicle. can also cause false detections. Shown distances may be different Keep the sensors clean of mud, dirt, from actual distances. Do not snow, ice, and slush; and clean drive or park the vehicle using sensors after a car wash in freezing temperatures. 1. View Displayed by the only these camera(s). Always Camera check behind and around the 2. Corners of the Rear Bumper (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

216 Driving and Operating Rear Cross Traffic Alert (RCTA) { Warning If equipped, when the vehicle is The Parking Assist system does shifted into R (Reverse), RCTA not detect children, pedestrians, displays a red warning triangle with bicyclists, animals, or objects a left or right pointing arrow on the located below the bumper or that infotainment display to warn of are too close or too far from the traffic coming from the left or right. vehicle. It is not available at This system detects objects coming from up to 20 m (65 ft) from the left speeds greater than 8 km/h or right side of the vehicle. When an (5 mph). To prevent injury, death, object is detected, three beeps or vehicle damage, even with sound from the left or right Parking Assist, always check the The instrument cluster may have a depending on the direction of the area around the vehicle and Parking Assist display with bars that detected vehicle. check all mirrors before moving show “distance to object” and object Turning the Features On or Off forward or backing. location information for RPA, and on some vehicles, FPA. As the object Press X on the center console to gets closer, more bars light up and turn on or off the Front and Rear the bars change color from yellow to Parking Assist and the Rear Cross amber to red. Traffic Alert (RCTA). The indicator When an object is first detected in light in the button comes on when the rear, one beep will be heard the features are on and turns off from the rear. When an object is when the features have been very close (<0.6 m (2 ft) in the disabled. vehicle rear, or <0.3 m (1 ft) in the RCTA can also be turned off vehicle front), five beeps will sound through vehicle personalization. See from the front or rear depending on “Collision/Detection Systems” under object location. Beeps for FPA are Vehicle Personalization 0 150. higher pitched than for RPA. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 217 Assistance Systems for it can detect vehicles to distances of Detecting the Vehicle Ahead approximately 110 m (360 ft). See Driving Adaptive Cruise Control 0 206. If equipped, when driving the vehicle in a forward gear, Forward { Warning Collision Alert (FCA), Lane Departure Warning (LDW), Lane FCA is a warning system and Keep Assist (LKA), Side Blind Zone does not apply the brakes. When Alert (SBZA), Lane Change Alert approaching a slower-moving or FCA warnings will not occur unless (LCA), and/or Forward Automatic stopped vehicle ahead too rapidly, the FCA system detects a vehicle Braking (FAB) can help to avoid a or when following a vehicle too ahead. When a vehicle is detected, crash or reduce crash damage. closely, FCA may not provide a the vehicle ahead indicator will warning with enough time to help display green. Vehicles may not be Forward Collision Alert avoid a crash. It also may not detected on curves, highway exit (FCA) System provide any warning at all. FCA ramps, or hills, due to poor visibility; does not warn of pedestrians, or if a vehicle ahead is partially If equipped, the FCA system may animals, signs, guardrails, blocked by pedestrians or other help to avoid or reduce the harm objects. FCA will not detect another caused by front-end crashes. When bridges, construction barrels, or other objects. Be ready to take vehicle ahead until it is completely approaching a vehicle ahead too in the driving lane. quickly, FCA provides a red flashing action and apply the brakes. See alert on the windshield and rapidly Defensive Driving 0 177. beeps. FCA also lights an amber { Warning visual alert if following another FCA can be disabled with either the FCA does not provide a warning vehicle much too closely. FCA steering wheel control or, to help avoid a crash, unless it FCA detects vehicles within a if equipped, through vehicle detects a vehicle. FCA may not distance of approximately 60 m personalization. See “Collision/ detect a vehicle ahead if the FCA Detection Systems under Vehicle (197 ft) and operates at speeds ” sensor is blocked by dirt, snow, above 8 km/h (5 mph). If the vehicle Personalization 0 150. has Adaptive Cruise Control (ACC), (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

218 Driving and Operating prepare for driver braking to occur Collision Alert and the Tailgating Warning (Continued) more rapidly which can cause a Alert features. The timing of both brief, mild deceleration. Continue to alerts will vary based on vehicle or ice, or if the windshield is apply the brake pedal as needed. speed. The faster the vehicle speed, damaged. It may also not detect a Cruise control may be disengaged the farther away the alert will occur. vehicle on winding or hilly roads, when the Collision Alert occurs. Consider traffic and weather or in conditions that can limit conditions when selecting the alert visibility such as fog, rain, Tailgating Alert timing. The range of selectable alert or snow, or if the headlamps or timing may not be appropriate for all windshield are not cleaned or in drivers and driving conditions. proper condition. Keep the Changing the FCA timing setting windshield, headlamps, and FCA automatically changes the following sensors clean and in good repair. gap setting (Far, Medium, or Near) for the Adaptive Cruise Control Collision Alert The vehicle ahead indicator will (ACC) feature. display amber when you are Following Distance Indicator following a vehicle ahead much too closely. The following distance to a moving vehicle you are following is Selecting the Alert Timing indicated in following time in The Collision Alert control is on the seconds on the DIC. See Driver 0 steering wheel. Press [ to set the Information Center (DIC) 141. The minimum following time is When your vehicle approaches alert timing. The first button press 0.5 seconds away. If there is no another detected vehicle too rapidly, shows the current setting on the vehicle detected ahead, or the the red FCA display will flash on the Driver Information Center (DIC). vehicle ahead is out of sensor windshield. Also, eight rapid Additional button presses will range, dashes will be displayed. high-pitched beeps will sound from change this setting. The chosen the front. When this Collision Alert setting will remain until it is changed occurs, the brake system may and will affect the timing of both the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 219 Unnecessary Alerts direction that you may be about to crash into, it can provide a boost to Warning (Continued) FCA may provide unnecessary braking or automatically brake the alerts for turning vehicles, vehicles vehicle. This can help avoid or not rely on FAB to brake the in other lanes, objects that are not lessen the severity of crashes when vehicle. FAB will not brake vehicles, or shadows. These alerts driving in a forward gear. Depending outside of its operating speed are normal operation and the on the situation, the vehicle may range and only responds to vehicle does not need service. automatically brake moderately or detected vehicles. Cleaning the System hard. This forward automatic FAB may not: braking can only occur if a vehicle is If the FCA system does not seem to detected. This is shown by the FCA . Detect a vehicle ahead on operate properly, this may correct vehicle ahead indicator being lit. winding or hilly roads. the issue: See Forward Collision Alert (FCA) . Detect all vehicles, . Clean the outside of the System 0 217. especially vehicles with a windshield in front of the The system works when driving in a trailer, tractors, muddy rearview mirror. forward gear between 10 km/h vehicles, etc. . Clean the entire front of the (6 mph) and 180 km/h (112 mph) for . Detect a vehicle when vehicle. moving vehicles, or between weather limits visibility, such 10 km/h (6 mph) and 55 km/h . Clean the headlamps. as in fog, rain, or snow. (34 mph) for stationary vehicles. It can detect vehicles up to . Detect a vehicle ahead if it Forward Automatic approximately 60 m (197 ft). is partially blocked by Braking (FAB) pedestrians or other objects. If the vehicle has Adaptive Cruise { Warning Complete attention is always Control (ACC), it also has FAB, required while driving, and you which includes Intelligent Brake FAB is an emergency crash should be ready to take action Assist (IBA). When the system preparation feature and is not and apply the brakes and/or steer detects a vehicle ahead in your path designed to avoid crashes. Do the vehicle to avoid crashes. that is traveling in the same (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

220 Driving and Operating FAB may slow the vehicle to a continue to be applied as needed. . The front of the vehicle or complete stop to try to avoid a IBA will automatically disengage windshield is not clean. potential crash. The vehicle will only only when the brake pedal is . Heavy rain or snow is interfering hold at a stop briefly. A firm press of released. with object detection. the accelerator pedal will also release FAB. { Warning . There is a problem with the StabiliTrak system. { Warning IBA may increase vehicle braking The FAB system does not need in situations when it may not be service. FAB may automatically brake the necessary. You could block the vehicle suddenly in situations flow of traffic. If this occurs, take Front Pedestrian Braking where it is unexpected and your foot off the brake pedal and (FPB) System undesired. It could respond to a then apply the brakes as needed. turning vehicle ahead, guardrails, If equipped, the FPB system may signs, and other non-moving help avoid or reduce the harm FAB and IBA can be disabled objects. To override FAB, firmly caused by front-end crashes with through vehicle personalization. See nearby pedestrians when driving in press the accelerator pedal, if it is Vehicle Personalization 0 150. safe to do so. a forward gear. FPB displays an amber indicator, ~, when a nearby { Warning pedestrian is detected directly Intelligent Brake Assist (IBA) Using FAB or IBA while towing a ahead. When approaching a IBA may activate when the brake detected pedestrian too quickly, trailer could cause you to lose pedal is applied quickly by providing FPB provides a red flashing alert on control of the vehicle and crash. a boost to braking based on the the windshield and rapidly beeps. Turn the system to Off when speed of approach and distance to FPB can provide a boost to braking a vehicle ahead. towing a trailer. or automatically brake the vehicle. Minor brake pedal pulsations or This system includes Intelligent pedal movement during this time is A system unavailable message may Brake Assist (IBA), and the Forward normal and the brake pedal should display if: Automatic Braking (FAB) System Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 221 may also respond to pedestrians. Detecting the Pedestrian See Forward Automatic Braking Warning (Continued) Ahead (FAB) 0 219. . Due to poor visibility, The FPB system can detect and including nighttime alert to pedestrians in a forward conditions, fog, rain, gear at speeds between 8 km/h or snow. (5 mph) and 80 km/h (50 mph). During daytime driving, the system . If the FPB sensor is blocked detects pedestrians up to a distance by dirt, snow, or ice. of approximately 40 m (131 ft). . If the headlamps or FPB alerts and automatic braking During nighttime driving, system windshield are not cleaned will not occur unless the FPB performance is very limited. or in proper condition. system detects a pedestrian. When Be ready to take action and apply a nearby pedestrian is detected { Warning the brakes. For more information, directly in front of the vehicle, the see Defensive Driving 0 177. pedestrian ahead indicator will FPB does not provide an alert or display amber. Keep the windshield, headlamps, automatically brake the vehicle, and FPB sensor clean and in unless it detects a pedestrian. Front Pedestrian Alert good repair. FPB may not detect pedestrians, including children: FPB can be set to Off, Alert, or Alert . When the pedestrian is not & Brake through vehicle directly ahead, fully visible, personalization. See Front or standing upright, or when “ Pedestrian Detection in Collision/ part of a group. ” “ Detection Systems” under Vehicle With Head-Up Display (Continued) Personalization 0 150. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

222 Driving and Operating pedestrian crashes or reduce pedestrian injury. FPB can Warning (Continued) automatically brake to detected pedestrians between 8 km/h (5 mph) Automatic Braking, firmly press and 80 km/h (50 mph). Automatic the accelerator pedal, if it is safe braking levels may be reduced to do so. Without Head-Up Display under certain conditions, such as higher speeds. Automatic Braking can be disabled When the vehicle approaches a through vehicle personalization. See pedestrian ahead too rapidly, the If this happens, Automatic Braking may engage the Electric Parking “Collision/Detection Systems” under red FPB alert display will flash on Vehicle Personalization 0 150. the windshield. Eight rapid Brake (EPB) to hold the vehicle at a high-pitched beeps will sound from stop. Release the EPB. A firm press the front. When this Pedestrian Alert of the accelerator pedal will also { Warning occurs, the brake system may release Automatic Braking and Using the Front Pedestrian prepare for driver braking to occur the EPB. Braking system while towing a more rapidly which can cause a brief, mild deceleration. Continue to { Warning trailer could cause you to lose apply the brake pedal as needed. control of the vehicle and crash. Cruise control may be disengaged FPB may alert or automatically Turn the system to Alert or Off when the Front Pedestrian Alert brake the vehicle suddenly in when towing a trailer. occurs. situations where it is unexpected and undesired. It could falsely Cleaning the System Automatic Braking alert or brake for objects similar in If FPB detects it is about to crash shape or size to pedestrians, If FPB does not seem to operate into a pedestrian directly ahead, and including shadows. This is normal properly, cleaning the outside of the the brakes have not been applied, operation and the vehicle does windshield in front of the rearview FPB may automatically brake not need service. To override mirror may correct the issue. moderately or brake hard. This can (Continued) help to avoid some very low speed Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 223 Side Blind Zone behind. The LCA warning display LCA Detection Zones will light up in the corresponding Alert (SBZA) outside side mirror and will flash if If equipped, the SBZA system is a the 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 gear, the left or right side mirror detection zones, pedestrians, display will light up if a moving bicyclists, or animals. It may not vehicle is detected in that blind provide alerts when changing 1. SBZA Detection Zone zone. If the turn signal is activated lanes under all driving conditions. 2. LCA Detection Zone and a vehicle is also detected on Failure to use proper care when the same side, the display will flash The LCA sensor covers a zone of changing lanes may result in approximately one lane over from as an extra warning not to change injury, death, or vehicle damage. lanes. Since this system is part of both sides of the vehicle, or 3.5 m Before making a lane change, the Lane Change Alert (LCA) (11 ft). The height of the zone is always check mirrors, glance over system, read the entire LCA section approximately between 0.5 m (1.5 ft) before using this feature. your shoulder, and use the turn and 2 m (6 ft) off the ground. The signals. Side Blind Zone Alert (SBZA) Lane Change Alert (LCA) warning area starts at approximately the middle of the vehicle and goes If equipped, the LCA system is a back 5 m (16 ft). Drivers are also lane-changing aid that assists warned of vehicles rapidly drivers with avoiding lane change approaching from up to 50 m (164 ft) crashes that occur with moving behind the vehicle. vehicles in the side blind zone (or spot) areas or with vehicles rapidly approaching these areas from Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

224 Driving and Operating How the System Works or rapidly approaching that zone. when a trailer is towed. Use caution If the turn signal is activated in the while changing lanes when towing a The LCA symbol lights up in the same direction as a detected trailer. LCA may alert to objects side mirrors when the system vehicle, this display will flash as an attached to the vehicle, such as a detects a moving vehicle in the next extra warning not to change lanes. trailer, bicycle, or object extending lane over that is in the side blind out to either side of the vehicle. zone or rapidly approaching that LCA can be disabled through Attached objects may also interfere zone from behind. A lit LCA symbol vehicle personalization using the with the detection of vehicles. This indicates it may be unsafe to Lane Change Alert option. See is normal system operation; the change lanes. Before making a lane “Collision/Detection Systems” under vehicle does not need service. change, check the LCA display, Vehicle Personalization 0 150. check mirrors, glance over your If LCA is disabled by the driver, the LCA may not always alert the driver shoulder, and use the turn signals. LCA mirror displays will not light up. to vehicles in the next lane over, especially in wet conditions or when When the System Does Not driving on sharp curves. The system Seem to Work Properly does not need to be serviced. The The LCA system requires some system may light up due to driving for the system to calibrate to guardrails, signs, trees, shrubs, and maximum performance. This other non-moving objects. This is Left Side Mirror Right Side Mirror calibration may occur more quickly if normal system operation; the Display Display the vehicle is driving on a straight vehicle does not need service. highway road with traffic and LCA may not operate when the LCA When the vehicle is started, both roadside objects (e.g., guardrails, sensors in the left or right corners of outside mirror LCA displays will barriers). the rear bumper are covered with briefly come on to indicate the LCA displays may not come on mud, dirt, snow, ice, or slush, or in system is operating. When the heavy rainstorms. For cleaning vehicle is in a forward gear, the left when passing a vehicle quickly, for a stopped vehicle, or when towing a instructions, see "Washing the or right side mirror display will light trailer. The LCA detection zones Vehicle" under Exterior Care 0 321. up if a moving vehicle is detected in If the DIC still displays the system the next lane over in that blind zone that extend back from the side of the vehicle do not move further back unavailable message after cleaning Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 225 both sides of the vehicle toward the Lane Keep Assist (LKA) rear corners of the vehicle, see your Warning (Continued) dealer. If equipped, LKA may help avoid crashes due to unintentional lane The LKA and LDW systems If the LCA displays do not light up departures. It may assist by gently may not: when moving vehicles are in the turning the steering wheel if the . Provide an alert or enough side blind zone or are rapidly vehicle approaches a detected lane approaching this zone and the steering assist to avoid a marking without using a turn signal lane departure or crash. system is clean, the system may in that direction. It may also provide need service. Take the vehicle to a Lane Departure Warning (LDW) . Detect lane markings under your dealer. system alert as the lane marking is poor weather or visibility conditions. This can occur if Radio Frequency Information crossed. The LKA system will not assist or provide an LDW alert if it the windshield or See Radio Frequency Statement detects that you are actively headlamps are blocked by 0 356. steering. Override LKA by turning dirt, snow, or ice, if they are the steering wheel. LKA uses a not in proper condition, or if Lane Departure camera to detect lane markings the sun shines directly into Warning (LDW) between 60 km/h (37 mph) and the camera. 180 km/h (112 mph). . Detect road edges. If equipped, LDW may help avoid . Detect lanes on winding or crashes due to unintentional lane { Warning departures. It may provide a hilly roads. warning if the vehicle is crossing a The LKA system does not If LKA only detects lane markings detected lane marking without using continuously steer the vehicle. on one side of the road, it will a turn signal in the lane departure It may not keep the vehicle in the only assist or provide an LDW direction. Since this system is part lane or give a Lane Departure alert when approaching the lane of the Lane Keep Assist (LKA) Warning (LDW) alert, even if a on the side where it has detected system, read the entire LKA section before using this feature. lane marking is detected. a lane marking. Even with LKA (Continued) (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

226 Driving and Operating To turn LKA on and off, press A When the System Does Not Warning (Continued) on the center console. Seem to Work Properly and LDW, you must steer the When on, A is green if LKA is The system performance may be vehicle. Always keep your available to assist and provide LDW affected by: attention on the road and alerts. It may assist by gently . Close vehicles ahead. maintain proper vehicle position turning the steering wheel and . Sudden lighting changes, such within the lane, or vehicle display A as amber if the vehicle damage, injury, or death could as when driving through tunnels. approaches a detected lane marking occur. Always keep the without using a turn signal in that . Banked roads. windshield, headlamps, and direction. It may also provide an . Roads with poor lane markings, camera sensors clean and in LDW alert by flashing A amber such as two-lane roads. good repair. Do not use LKA in as the lane marking is crossed. bad weather conditions. If the LKA system is not functioning Additionally, there may be three properly when lane markings are beeps on the right or left, depending clearly visible, cleaning the on the lane departure direction. windshield may help. { Warning Take Steering A camera blocked message may display if the camera is blocked. Using LKA while towing a trailer The LKA system does not Cleaning the outside of the or on slippery roads could cause continuously steer the vehicle. If LKA does not detect active driver windshield behind the rearview loss of control of the vehicle and mirror may correct the issue. Some a crash. Turn the system off. steering, an alert, chime, or DIC message may be provided. Steer driver assistance systems may have the vehicle to dismiss. reduced performance or not work at How the System Works all. An LKA or LDW unavailable message may display if the systems The LKA camera sensor is on the are temporarily unavailable. This windshield ahead of the rearview message could be due to a blocked mirror. camera. The LKA system does not Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 227 need service. Clean the outside of Fuel posted octane rating of 93 is highly the windshield behind the rearview recommended for best performance mirror. GM recommends the use of TOP and fuel economy. Unleaded TIER Detergent Gasoline to keep LKA assistance and/or LDW alerts gasoline with an octane rated as low the engine cleaner and reduce may occur due to tar marks, as 87 can be used. Using unleaded engine deposits. See shadows, cracks in the road, gasoline rated below 93 octane, www.toptiergas.com for a list of TOP temporary or construction lane however, will lead to reduced TIER Detergent Gasoline marketers markings, or other road acceleration and fuel economy. and applicable countries. imperfections. This is normal system If knocking occurs, use a gasoline operation; the vehicle does not need rated at 93 octane as soon as service. Turn LKA off if these possible, otherwise, the engine conditions continue. could be damaged. If heavy knocking is heard when using gasoline with a 93 octane rating, the engine needs service. For the 3.6L , use regular unleaded gasoline meeting ASTM specification D4814 with a posted octane rating of 87 or higher. Do not use gasoline with a posted octane rating of less than 87, as this may cause engine knock and will lower Do not use any fuel labeled E85 or fuel economy. FlexFuel. Do not use gasoline with ethanol levels greater than 15% by volume. For the 2.0L L4 turbo engine, premium unleaded gasoline meeting ASTM specification D4814 with a Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

228 Driving and Operating Prohibited Fuels occurs, return to your authorized Caution (Continued) dealer for diagnosis. If it is Caution determined that the condition is . Fuel with a posted octane caused by the type of fuel used, rating of less than the Do not use fuels with any of the repairs may not be covered by the recommended fuel. Using vehicle warranty. following conditions; doing so this fuel will lower fuel may damage the vehicle and void economy and performance, its warranty: and may decrease the life of Fuels in Foreign . For vehicles which are not the emissions catalyst. Countries FlexFuel, fuel labeled The U.S., Canada, and Mexico post greater than 15% ethanol by California Fuel fuel octane ratings in anti-knock volume, such as mid-level index (AKI). For fuel not to use in a ethanol blends (16 – 50% Requirements foreign country, see “Prohibited ethanol), E85, or FlexFuel. If the vehicle is certified to meet Fuels” in Fuel 0 227. . Fuel with any amount of California Emissions Standards, it is methanol, methylal, and designed to operate on fuels that Fuel Additives aniline. These fuels can meet California specifications. See To keep fuel systems clean, TOP corrode metal fuel system the underhood emission control TIER detergent gasoline is parts or damage plastic and label. If this fuel is not available in recommended. See Fuel 0 227. rubber parts. states adopting California Emissions If TOP TIER detergent gasoline is . Fuel containing metals such Standards, the vehicle will operate not available, one bottle of GM Fuel as methylcyclopentadienyl satisfactorily on fuels meeting System Treatment Cleaner added to manganese tricarbonyl federal specifications, but emission the fuel tank at every engine oil (MMT), which can damage control system performance may be change, can help. GM Fuel System the emissions control affected. The malfunction indicator Treatment Cleaner is the only system and spark plugs. lamp could turn on and the vehicle may not pass a smog-check test. gasoline additive recommended by (Continued) See Malfunction Indicator Lamp General Motors. It is available at (Check Engine Light) 0 133. If this your dealer. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 229 Filling the Tank To open the fuel door, push and Warning (Continued) release the rearward center edge of the door. { Warning . Fuel can spray out if the refueling nozzle is inserted The vehicle has a capless refueling Fuel vapors and fuel fires burn too quickly. This spray can system and does not have a fuel violently and can cause injury or happen if the tank is nearly cap. The filling nozzle must be fully death. full, and is more likely in hot inserted and latched prior to starting fuel flow. . To help avoid injuries to you weather. Insert the refueling and others, read and follow nozzle slowly and wait for all the instructions on the any hiss noise to stop prior { Warning fuel pump island. to beginning to flow fuel. Overfilling the fuel tank by more . Turn off the engine when than three clicks of a standard fill refueling. nozzle may cause: . Keep sparks, flames, and . Vehicle performance issues, smoking materials away including engine stalling and from fuel. damage to the fuel system. . Do not leave the fuel pump . Fuel spills. unattended. . Potential fuel fires. . Do not use a cell phone while refueling. Be careful not to spill fuel. Wait a . Do not reenter the vehicle few seconds after you have finished while pumping fuel. pumping before removing the . Keep children away from nozzle. Clean fuel from painted the fuel pump and never let The fuel door is locked when the surfaces as soon as possible. See children pump fuel. vehicle doors are locked. Press K Exterior Care 0 321. (Continued) on the RKE transmitter to unlock. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

230 Driving and Operating

{ Warning { Warning Warning (Continued)

If a fire starts while you are Attempting to refuel without using . Use approved fuel refueling, do not remove the the funnel adapter may cause fuel containers. nozzle. Shut off the flow of fuel by spillage and damage the capless . Remove the container from shutting off the pump or by fuel system. This could cause a the vehicle, trunk, or pickup notifying the station attendant. fire and you or others could be bed before filling. Leave the area immediately. badly burned and the vehicle . Place the container on the could be damaged. ground. Filling the Tank with a Portable . Place the nozzle inside the Gas Can 3. Remove and clean the funnel fill opening of the container If the vehicle runs out of fuel and adapter and return it to the before dispensing fuel, and must be filled from a portable storage location. keep it in contact with the fill gas can: opening until filling is Filling a Portable Fuel complete. Container . Fill the container no more than 95% full to allow for { Warning expansion. Filling a portable fuel container . Do not smoke, light while it is in the vehicle can cause matches, or use lighters 1. Locate the capless funnel fuel vapors that can ignite either while pumping fuel. adapter from inside the rear by static electricity or other . Avoid using cell phones or cargo area. means. You or others could be other electronic devices. 2. Insert and latch the funnel into badly burned and the vehicle the capless fuel system. could be damaged. Always: (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 231 Trailer Towing octane rating while towing may Driving with a Trailer damage the engine and may not be Trailering is different than just covered by the vehicle warranty. driving the vehicle by itself. General Towing See Fuel 0 227. Information (Hatchback Trailering means changes in handling, acceleration, braking, Models) Driving Characteristics durability, and fuel economy. The vehicle is neither designed nor and Towing Tips Successful, safe trailering takes intended to tow a trailer. correct equipment, and it has to be { Warning used properly. General Towing The following information has many Information (Station You can lose control when towing time-tested, important trailering tips a trailer if the correct equipment is and safety rules. Many of these are Wagon Models) not used or the vehicle is not important for your safety and that of Only use towing equipment that has driven properly. For example, your passengers. Read this section been designed for the vehicle. if the trailer is too heavy or the carefully before pulling a trailer. trailer brakes are inadequate for Contact your dealer or trailering When towing a trailer: dealer for assistance with preparing the load, the vehicle may not stop the vehicle to tow a trailer. Read the as expected. You and others . Become familiar with and follow entire section before towing a trailer. could be seriously injured. The all state and local laws that vehicle may also be damaged, apply to trailer towing. These To tow a disabled vehicle, see requirements vary from state to 0 and the repairs would not be Towing the Vehicle 318. To tow state. the vehicle behind another vehicle covered by the vehicle warranty. such as a motor home, see Pull a trailer only if all the steps in . State laws may require the use Recreational Vehicle Towing 0 318. this section have been followed. of extended side view mirrors. Ask your dealer for advice and Even if not required, you should When towing with the 2.0L L4 information about towing a trailer install extended side view engine, only use unleaded gasoline with the vehicle. mirrors if your visibility is limited with an octane rating of 89 or or restricted while towing. higher. Using gasoline with a lower Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

232 Driving and Operating . Do not tow a trailer during the If equipped, the following driver first 800 km (500 mi) of vehicle assistance features should be { Warning use to prevent damage to the turned to alert or off when towing a engine, axle, or other parts. trailer: To prevent serious injury or death from carbon monoxide (CO), . During the first 800 km (500 mi) . Forward Automatic Braking when towing a trailer: of trailer towing, do not drive System (FAB) . Do not drive with the over 80 km/h (50 mph) and do . Intelligent Brake Assist (IBA) not make starts at full throttle. liftgate, trunk/hatch, . Front Pedestrian Braking (FPB) or rear-most window open. . Vehicles can tow in D (Drive). If the transmission downshifts If equipped with Lane Change Alert . Fully open the air outlets on too often, a lower gear may be (LCA), the LCA detection zones that or under the instrument selected using Manual Mode extend back from the side of the panel. See Manual Mode 0 196. vehicle do not move further back . Adjust the climate control when a trailer is towed. Use caution If equipped, the following driver system to a setting that while changing lanes when towing a brings in only outside air. assistance features should be trailer. turned off when towing a trailer: See “Climate Control If equipped with Rear Cross Traffic Systems” in the Index. . Adaptive Cruise Control (ACC) Alert (RCTA), use caution while For more information about . Super Cruise Control backing up when towing a trailer, as carbon monoxide, see Engine . Lane Keep Assist (LKA) the RCTA detection zones that Exhaust 0 193. extend out from the back of the . Parking Assist vehicle do not move further back . Automatic Parking Assist (APA) when a trailer is towed. Towing a trailer requires experience. The combination of the vehicle and . Reverse Automatic trailer is longer and not as Braking (RAB) responsive as the vehicle itself. Get used to the handling and braking of Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 233 the combination by driving on a by the trailer, which mainly occurs Always back up slowly and, level road surface before driving on during cornering. This is normal if possible, have someone public roads. when towing heavier trailers. guide you. The trailer structure, the tires, and Following Distance Making Turns the brakes must be all be rated to Stay at least twice as far behind the carry the intended cargo. Caution Inadequate trailer equipment can vehicle ahead as you would when driving without a trailer. This can cause the combination to operate in Turn more slowly and make wider an unexpected or unsafe manner. help to avoid heavy braking and sudden turns. arcs when towing a trailer to Before driving, inspect all trailer prevent damage to your vehicle. hitch parts and attachments, safety Passing Making very sharp turns could chains, electrical connectors, lamps, cause the trailer to contact the tires, and mirrors. See Towing More passing distance is needed Equipment 0 237. If the trailer has when towing a trailer. The vehicle. electric brakes, start the combination of the vehicle and combination moving and then trailer will not accelerate as quickly Make wider turns than normal when manually apply the trailer brake and is much longer than the vehicle towing, so trailer will not go over soft controller to check the trailer brakes alone. It is necessary to go much shoulders, over curbs, or strike road work. During the trip, occasionally farther beyond the passed vehicle signs, trees, or other objects. check that the cargo and trailer are before returning to the lane. Pass Always signal turns well in advance. secure and that the lamps and any on level roadways. Avoid passing Do not steer or brake suddenly. trailer brakes are working. on hills if possible. Driving on Grades Towing with a Stability Control Backing Up Reduce speed and shift to a lower System Hold the bottom of the steering gear before starting down a long or When towing, the stability control wheel with one hand. To move the steep downhill grade. If the system might be heard. The system trailer to the left, move that hand to transmission is not shifted down, the reacts to vehicle movement caused the left. To move the trailer to the brakes may overheat and result in right, move that hand to the right. reduced braking efficiency. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

234 Driving and Operating The vehicle can tow in D (Drive). When parking your vehicle and your 3. Drive slowly until the trailer is Shift the transmission to a lower trailer on a hill: clear of the chocks. gear if the transmission shifts too 1. Press the brake pedal, but do 4. Stop and have someone pick often under heavy loads and/or hilly not shift into P (Park) yet. Turn up and store the chocks. conditions. the wheels into the curb if When towing at higher altitudes, facing downhill or into traffic if Maintenance When Trailer engine coolant will boil at a lower facing uphill. Towing temperature than at lower altitudes. 2. Have someone place chocks The vehicle needs service more If the engine is turned off under the trailer wheels. often when used to tow trailers. See immediately after towing at high Maintenance Schedule 0 332. It is altitude on steep uphill grades, the 3. When the wheel chocks are in especially important to check the vehicle could show signs similar to place, gradually release the automatic transmission fluid, engine engine overheating. To avoid this, brake pedal to allow the chocks oil, axle lubricant, belts, cooling let the engine run, preferably on to absorb the load of the trailer. system, and brake system before level ground, with the transmission 4. Reapply the brake pedal. Then and during each trip. in P (Park) for a few minutes before apply the parking brake and Check periodically that all nuts and turning the engine off. If the shift into P (Park). overheat warning comes on, see bolts on the trailer hitch are tight. 5. Release the brake pedal. Engine Overheating 0 256. Engine Cooling When Trailer Parking on Hills Leaving After Parking on a Hill Towing 1. Apply and hold the brake The cooling system may temporarily { Warning pedal. overheat during severe operating . Start the engine. conditions. See Engine Overheating To prevent serious injury or death, 0 256. always park your vehicle and . Shift into a gear. trailer on a level surface when . Release the parking brake. possible. 2. Let up on the brake pedal. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 235 Trailer Towing Before towing a trailer, always the trailer tongue weight must be separately weigh: included as part of the weight the vehicle is carrying. Caution . total weight on the vehicle’s tires . the trailer Maximum Trailer Weight Towing a trailer improperly can damage the vehicle and result in . the trailer tongue The trailer should never weigh more costly repairs not covered by the than 454 kg (1,000 lb). The maximum allowable weight of the vehicle warranty. To tow a trailer { Warning trailer may be lower based on the correctly, follow the directions in You and others could be seriously weight of the passengers and cargo this section and see your dealer in your trailer. for important information about injured or killed if the trailer is too towing a trailer with the vehicle. heavy or the trailer brakes are The maximum trailer weight rating is inadequate for the load. The calculated assuming only the driver vehicle may be damaged, and the is in the tow vehicle and it has all Trailer Weight repairs would not be covered by the required trailering equipment. the vehicle warranty. The weight of additional optional { Warning equipment, passengers, and cargo Only tow a trailer if all the steps in in the tow vehicle must be Never exceed the towing capacity this section have been followed. subtracted from the maximum trailer for your vehicle. Ask your dealer for advice and weight. information about towing a trailer. Maximum Trailer Tongue Safe trailering requires monitoring Weight Rating the weight, speed, altitude, road Gross Vehicle Weight grades, outside temperature, Rating (GVWR) The Maximum Trailer Tongue Weight Rating is the allowable dimensions of the front of the trailer, For information about the vehicle's and how frequently the vehicle is trailer tongue weight that the vehicle maximum load capacity, see Vehicle can support using a conventional used to tow a trailer. 0 Load Limits 183. When calculating trailer hitch. It may be necessary to the GVWR with a trailer attached, reduce the overall trailer weight to Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

236 Driving and Operating stay within the maximum trailer tongue weight is too high or too low, tongue weight rating while still it may be possible to rearrange maintaining the correct trailer load some of the cargo inside of the balance. trailer. Do not exceed the maximum allowable tongue weight for your vehicle. Use the shortest hitch extension available to position the hitch ball closer to your vehicle. This will help reduce the effect of the trailer tongue weight on the trailer hitch and the rear axle. The trailer tongue weight (1) should If a cargo carrier is used in the be 10–15% of the loaded trailer trailer hitch receiver, choose a weight (2). Some specific trailer carrier that positions the load as types, such as boat trailers, fall close to the vehicle as possible. outside of this range. Always refer Make sure the total weight, Do not exceed a maximum trailer to the trailer owner’s manual for the including the carrier, is no more than tongue weight of 45 Kg (100 lbs). recommended trailer tongue weight half of the maximum allowable for each trailer. Never exceed the tongue weight for the vehicle. Trailer Load Balance maximum loads for your vehicle, The correct trailer load balance hitch and trailer. Ask your dealer for trailering information or assistance. must be maintained to ensure trailer After loading the trailer, separately stability. Incorrect load balance is a weigh the trailer and then the trailer leading cause of trailer sway. tongue to see if the weights are appropriate for your vehicle. If the trailer weight is too high, it may be possible to transfer some of the cargo into your vehicle. If the trailer Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 237 Towing Equipment Tires Trailer Brakes Hitches . Do not tow a trailer while using a State or local regulations may compact spare tire on the require trailers to have their own Always use the correct hitch vehicle. braking system if the loaded weight equipment for your vehicle. Tires must be properly inflated to of the trailer exceeds certain Crosswinds, large trucks going by, . support loads while towing a minimums that can vary from state and rough roads can affect the 0 to state. Read and follow the trailer and the hitch. trailer. See Tires 274 for instructions on proper tire instructions for the trailer brakes so Never attach rental hitches or other inflation. they are installed, adjusted, and bumper-type hitches. Only use maintained properly. Never attempt frame-mounted hitches that do not Safety Chains to tap into your vehicle's hydraulic brake system. If you do, both the attach to the bumper. Always attach chains between the vehicle anti-lock brakes and the vehicle and the trailer, and attach Always seal any holes in your trailer brakes may not function, the chains to the holes on the trailer vehicle if the trailer hitch removed. which could result in a crash. If not sealed, dirt, water, and carbon hitch platform. Instructions about monoxide (CO) from the exhaust safety chains may be provided by Trailer Lamps may enter your vehicle. See Engine the hitch manufacturer or by the 0 trailer manufacturer. Always check all trailer lamps are Exhaust 193. working at the beginning of each Consider using mechanical sway Cross the safety chains under the trip, and periodically on longer trips. controls with any trailer. Ask a tongue of the trailer to help prevent trailering professional about sway the tongue from contacting the road Turn Signals When Towing a controls or refer to the trailer if it becomes separated from the Trailer manufacturer's recommendations hitch. Always leave just enough When properly connected, the trailer and instructions. slack so the combination can turn. turn signals will illuminate to indicate Never allow safety chains to drag on the vehicle is turning, changing the ground. lanes, or stopping. When towing a trailer, the arrows on the instrument Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

238 Driving and Operating cluster will illuminate even if the Overloading is another leading Conversions and trailer is not properly connected or cause of trailer tire blow-outs. Never the bulbs are burned out. load your trailer with more weight Add-Ons than the tires are designed to Trailer Tires support. The load rating is located Add-On Electrical Special Trailer (ST) tires differ from on the trailer tire sidewall. Equipment vehicle tires. Trailer tires are Always know the maximum speed designed with stiff sidewalls to help rating for the trailer tires before { Warning prevent sway and to support heavy driving. This may be significantly loads. These features can make it lower than the vehicle tire speed difficult to determine if the trailer tire The Data Link Connector (DLC) is rating. The speed rating may be on used for vehicle service and pressures are low only based on a the trailer tire sidewall. If the speed visual inspection. Emission Inspection/Maintenance rating is not shown, the default testing. See Malfunction trailer tire speed rating is 105 km/h Always check all trailer tire Indicator Lamp (Check Engine (65 mph). pressures before each trip when the Light) 0 133. A device connected tires are cool. Low trailer tire to the DLC such as an pressure is a leading cause of trailer — aftermarket fleet or tire blow-outs. driver-behavior tracking device — Trailer tires deteriorate over time. may interfere with vehicle The trailer tire sidewall will show the systems. This could affect vehicle week and year the tire was operation and cause a crash. manufactured. Many trailer tire Such devices may also access manufacturers recommend information stored in the vehicle’s replacing tires more than six systems. years old. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Driving and Operating 239

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 89 and Adding Equipment to the Airbag-Equipped Vehicle 0 90. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

240 Vehicle Care Starter Switch Check ...... 261 Instrument Panel Fuse Vehicle Care Automatic Transmission Shift Block ...... 272 Lock Control Function Check ...... 261 Wheels and Tires General Information Park Brake and P (Park) Tires ...... 274 General Information ...... 241 Mechanism Check ...... 261 All-Season Tires ...... 275 California Proposition Wiper Blade Replacement . . . . 262 Winter Tires ...... 275 65 Warning ...... 241 Windshield Replacement . . . . . 263 Low-Profile Tires ...... 275 California Perchlorate Gas Strut(s) ...... 263 Tire Sidewall Labeling ...... 276 Materials Requirements . . . . . 242 Tire Designations ...... 278 Accessories and Headlamp Aiming Tire Terminology and Modifications ...... 242 Headlamp Aiming ...... 264 Definitions ...... 278 Tire Pressure ...... 281 Vehicle Checks Bulb Replacement Tire Pressure for High-Speed Doing Your Own Bulb Replacement ...... 265 Operation ...... 282 Service Work ...... 242 Halogen Bulbs ...... 265 Tire Pressure Monitor Hood ...... 243 High Intensity Discharge (HID) System ...... 283 Engine Compartment Lighting ...... 265 Tire Pressure Monitor Overview ...... 244 Headlamps ...... 265 Operation ...... 284 Engine Oil ...... 247 Fog Lamps ...... 266 Tire Inspection ...... 287 Engine Oil Life System ...... 249 Front Turn Signal Lamps . . . . . 266 Tire Rotation ...... 287 Automatic Transmission Taillamps, Turn Signal, When It Is Time for New Fluid ...... 250 Stoplamps, and Back-Up Tires ...... 288 Engine Air Cleaner/Filter ...... 251 Lamps ...... 266 Buying New Tires ...... 289 Cooling System ...... 252 Electrical System Different Size Tires and Engine Overheating ...... 256 Wheels ...... 290 Washer Fluid ...... 257 Electrical System Overload . . . 267 Fuses and Circuit Breakers . . . 268 Uniform Tire Quality Brakes ...... 258 Grading ...... 291 Brake Fluid ...... 259 Engine Compartment Fuse Block ...... 268 Wheel Alignment and Tire Battery - North America ...... 260 Balance ...... 292 All-Wheel Drive ...... 261 Wheel Replacement ...... 293 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 241 Tire Chains ...... 293 General Information California Proposition If a Tire Goes Flat ...... 294 Tire Sealant and For service and parts needs, visit 65 Warning Compressor Kit ...... 296 your dealer. You will receive Tire Sealant and genuine GM parts and GM-trained { Warning Compressor Kit ...... 302 and supported service people. Storing the Tire Sealant and Most motor vehicles, including Genuine GM parts have one of this one, as well as many of its Compressor Kit (With these marks: Subwoofer) ...... 308 service parts and fluids, contain Storing the Tire Sealant and and/or emit chemicals known to Compressor Kit (Without the State of California to cause Subwoofer) ...... 309 cancer and birth defects or other Tire Changing ...... 309 reproductive harm. Engine Compact Spare Tire ...... 314 exhaust, many parts and Jump Starting systems, many fluids, and some Jump Starting - North component wear by-products America ...... 315 contain and/or emit these chemicals. For more information Towing the Vehicle go to www.P65Warnings.ca.gov/ Towing the Vehicle ...... 318 passenger-vehicle. Recreational Vehicle Towing ...... 318 See Battery - North America 0 260 Appearance Care and Jump Starting - North America Exterior Care ...... 321 0 315 and the back cover. Interior Care ...... 326 Floor Mats ...... 329 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

242 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 Remote Keyless Entry transmitters, certified parts, including control may contain perchlorate materials. module or software modifications, is It can be dangerous to work on Special handling may be necessary. not covered under the terms of the your vehicle if you do not have For additional information, see vehicle warranty and may affect the proper knowledge, service www.dtsc.ca.gov/hazardouswaste/ remaining warranty coverage for manual, tools, or parts. Always perchlorate. affected parts. follow owner’s manual procedures and consult the service manual Accessories and GM Accessories are designed to complement and function with other for your vehicle before doing any Modifications systems on the vehicle. See your service work. Adding non-dealer accessories or dealer to accessorize the vehicle making modifications to the vehicle using genuine GM Accessories If doing some of your own service can affect vehicle performance and installed by a dealer technician. work, use the proper service safety, including such things as Also, see Adding Equipment to the manual. It tells you much more airbags, braking, stability, ride and Airbag-Equipped Vehicle 0 90. about how to service the vehicle handling, emissions systems, than this manual can. To order the aerodynamics, durability, and proper service manual, see Service electronic systems like antilock Publications Ordering Information brakes, traction control, and stability 0 355. control. These accessories or This vehicle has an airbag system. modifications could even cause Before attempting to do your own malfunction or damage not covered service work, see Servicing the by the vehicle warranty. Airbag-Equipped Vehicle 0 89. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 243 Keep a record with all parts receipts To close the hood: and list the mileage and the date of 1. Before closing the hood, be any service work performed. See 0 sure all the filler caps are on Maintenance Records 342. properly. Caution 2. Lower the hood 30 cm (12 in) above the vehicle and release Even small amounts of it so it fully latches. Check to contamination can cause damage make sure the hood is closed to vehicle systems. Do not allow and repeat the process if contaminants to contact the fluids, necessary. reservoir caps, or dipsticks. 2. Go to the front of the vehicle to Hood find the secondary hood release handle. The handle is To open the hood: under the front edge of the hood near the center. Push the handle to the right and at the same time raise the hood.

1. Pull up on the hood release handle with this symbol on it. It is inside the vehicle on the lower driver side of the instrument panel. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

244 Vehicle Care Engine Compartment Overview

2.0L L4 Turbo Engine Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 245 1. Engine Air Cleaner/Filter 0 251. 2. Engine Oil Fill Cap. See Engine Oil 0 247. 3. Engine Oil Dipstick. See Engine Oil 0 247. 4. Engine Cooling Fan (Out of View). See Cooling System 0 252. 5. Brake Fluid Reservoir. See Brake Fluid 0 259. 6. Battery (Under Cover). See Battery - North America 0 260. 7. Coolant Surge Tank and Pressure Cap. See Cooling System 0 252. 8. Remote Positive (+) Battery Terminal. See Jump Starting - North America 0 315. 9. Engine Compartment Fuse Block 0 268. 10. Windshield Washer Fluid Reservoir. See Washer Fluid 0 257. 11. Remote Negative (-) Ground Terminal. See Jump Starting - North America 0 315. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

246 Vehicle Care

3.6L V6 Engine Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 247 1. Windshield Washer Fluid Engine Oil Checking Engine Oil Reservoir. See Washer Fluid Check the engine oil level regularly, 0 257. To ensure proper engine performance and long life, careful every 650 km (400 mi), especially 2. Engine Oil Fill Cap. See attention must be paid to engine oil. prior to a long trip. The engine oil 0 Engine Oil 247. Following these simple, but dipstick handle is a loop. See 3. Engine Oil Dipstick. See important steps will help protect Engine Compartment Overview 0 Engine Oil 0 247. your investment: 244 for the location. . Use engine oil approved to the 4. Engine Cooling Fans (Out of { Warning View). See Cooling System proper specification and of the 0 proper viscosity grade. See 252 The engine oil dipstick handle Selecting the Right Engine Oil 5. Brake Fluid Reservoir. See “ ” may be hot; it could burn you. in this section. Brake Fluid 0 259. Use a towel or glove to touch the . Check the engine oil level 6. Engine Air Cleaner/Filter 0 251. dipstick handle. regularly and maintain the 7. Coolant Surge Tank and proper oil level. See “Checking Pressure Cap. See Cooling Engine Oil” and “When to Add If a low oil Driver Information Center System 0 252. Engine Oil” in this section. (DIC) message displays, check the oil level. 8. Remote Positive (+) Battery . Change the engine oil at the Terminal. See Jump Starting - appropriate time. See Engine Oil Follow these guidelines: North America 0 315. Life System 0 249. . To get an accurate reading, park 9. Engine Compartment Fuse . Always dispose of engine oil the vehicle on level ground. Block 0 268. properly. See “What to Do with Check the engine oil level after Used Oil” in this section. the engine has been off for at 10. Remote Negative (-) Ground least two hours. Checking the Terminal. See Jump Starting - engine oil level on steep grades 0 North America 315. or too soon after engine shutoff can result in incorrect readings. Accuracy improves when Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

248 Vehicle Care checking a cold engine prior to 15 minutes, add 1 L (1 qt) of the See Engine Compartment Overview starting. Remove the dipstick recommended oil and then recheck 0 244 for the location of the engine and check the level. the level. See “Selecting the Right oil fill cap. . If unable to wait two hours, the Engine Oil” later in this section for Add enough oil to put the level engine must be off for at least an explanation of what kind of oil to somewhere in the proper operating 15 minutes if the engine is use. For engine oil crankcase range. Push the dipstick all the way capacity, see Capacities and warm, or at least 30 minutes if 0 back in when through. the engine is not warm. Pull out Specifications 344. the dipstick, wipe it with a clean Selecting the Right Engine Oil paper towel or cloth, then push it Caution Selecting the right engine oil back in all the way. Remove it depends on both the proper oil again, keeping the tip down, and Do not add too much oil. Oil specification and viscosity grade. check the level. levels above or below the See Recommended Fluids and acceptable operating range Lubricants 0 340. When to Add Engine Oil shown on the dipstick are harmful to the engine. If you find that you Specification have an oil level above the Use full synthetic engine oils that operating range, i.e., the engine meet the dexos1 specification. has so much oil that the oil level Engine oils that have been gets above the cross-hatched approved by GM as meeting the area that shows the proper dexos1 specification are marked operating range, the engine could with the dexos1 approved logo. See be damaged. You should drain www.gmdexos.com. out the excess oil or limit driving V6 Engine Shown, L4 Engine of the vehicle and seek a service Similar professional to remove the If the oil is below the cross-hatched excess amount of oil. area at the tip of the dipstick and the engine has been off for at least Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 249 When selecting an oil of the containing used engine oil. See the appropriate viscosity grade, it is manufacturer's warnings about the recommended to select an oil of the use and disposal of oil products. correct specification. See Used oil can be a threat to the “Specification” earlier in this section. environment. If you change your Engine Oil Additives/Engine own oil, be sure to drain all the oil Oil Flushes from the filter before disposal. Never Caution dispose of oil by putting it in the Do not add anything to the oil. The trash or pouring it on the ground, Failure to use the recommended recommended oils meeting the into sewers, or into streams or engine oil or equivalent can result dexos1 specification are all that is bodies of water. Recycle it by taking in engine damage not covered by needed for good performance and it to a place that collects used oil. the vehicle warranty. engine protection. Engine oil system flushes are not Engine Oil Life System Viscosity Grade recommended and could cause When to Change Engine Oil Use SAE 5W-30 viscosity grade engine damage not covered by the engine oil. vehicle warranty. This vehicle has a computer system What to Do with Used Oil that indicates when to change the Cold Temperature Operation: In an engine oil and filter. This is based area of extreme cold, where the Used engine oil contains certain on a combination of factors which temperature falls below −29 °C elements that can be unhealthy for include engine revolutions, engine (−20 °F), an SAE 0W-30 oil may be your skin and could even cause temperature, and miles driven. used. An oil of this viscosity grade cancer. Do not let used oil stay on Based on driving conditions, the will provide easier cold starting for your skin for very long. Clean your mileage at which an oil change is the engine at extremely low skin and nails with soap and water, indicated can vary considerably. For temperatures. or a good hand cleaner. Wash or the oil life system to work properly, properly dispose of clothing or rags the system must be reset every time the oil is changed. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

250 Vehicle Care When the system has calculated How to Reset the Engine Oil The system is reset when the that oil life has been diminished, it Life System CHANGE ENGINE OIL SOON indicates that an oil change is message is off. Reset the system whenever the necessary. A CHANGE ENGINE If the CHANGE ENGINE OIL SOON OIL SOON message comes on. engine oil is changed so that the system can calculate the next message comes back on when the Change the oil as soon as possible vehicle is started, the engine oil life within the next 1 000 km (600 mi). engine oil change. To reset the system: system has not been reset. Repeat It is possible that, if driving under the procedure. the best conditions, the oil life 1. Using the DIC controls on the system may indicate that an oil right side of the steering wheel, change is not necessary for up to a display REMAINING OIL LIFE Automatic Transmission year. The engine oil and filter must on the DIC. See Driver Fluid be changed at least once a year Information Center (DIC) 0 141. and at this time the system must be When remaining oil life is low, How to Check Automatic reset. Your dealer has trained the CHANGE ENGINE OIL Transmission Fluid service people who will perform this SOON message will appear on It is not necessary to check the work and reset the system. It is also the display. transmission fluid level. important to check the oil regularly A transmission fluid leak is the only 2. Press V on the DIC controls over the course of an oil drain reason for fluid loss. If a leak interval and keep it at the proper and hold down for a few occurs, take the vehicle to your level. seconds to clear the CHANGE dealer and have it repaired as soon ENGINE OIL SOON message as possible. If the system is ever reset and reset the oil life at 100%. accidentally, the oil must be There is a special procedure for changed at 5 000 km (3,000 mi) Be careful not to reset the oil checking and changing the since the last oil change. life display accidentally at any transmission fluid. Because this Remember to reset the oil life time other than after the oil is procedure is difficult, you should system whenever the oil is changed. changed. It cannot be reset have this done at your dealer. accurately until the next oil Contact your dealer for additional change. information. The procedure can be Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 251 found in the service manual. To cleaner/filter housing and nearby To inspect or replace the engine air purchase a service manual, see components are free of dirt and cleaner/filter: Service Publications Ordering debris. Remove the engine air 0 1. Remove the six screws on top Information 355. cleaner/filter. Lightly tap and shake of the engine air cleaner/filter Change the fluid at the intervals the engine air cleaner/filter (away housing. from the vehicle), to release loose listed in Maintenance Schedule 2. Lift the filter cover housing 0 332, and be sure to use the fluid dust and dirt. Inspect the engine air cleaner/filter for damage, and away from the air cleaner/filter listed in Recommended Fluids and housing. Lubricants 0 340. replace if damaged. Do not clean the engine air cleaner/filter or 3. Pull out the filter. components with water or Engine Air Cleaner/Filter compressed air. 4. Inspect or replace the engine See Engine Compartment Overview air cleaner/filter. 0 244 for the location of the engine 5. Reverse Steps 1–3 to reinstall air cleaner/filter. the filter cover housing. When to Inspect the Engine Air Cleaner/Filter For intervals on changing and inspecting the engine air cleaner/ filter, see Maintenance Schedule 0 332. How to Inspect the Engine Air Cleaner/Filter 2.0L L4 Turbo Engine Do not start the engine or have the engine running with the engine air cleaner/filter housing open. Before removing the engine air cleaner/ filter, make sure that the engine air Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

252 Vehicle Care When it is safe to lift the hood: { Warning

Operating the engine with the air cleaner/filter off can cause you or others to be burned. The air cleaner not only cleans the air; it helps to stop flames if the engine backfires. Use caution when working on the engine and do not drive with the air cleaner/filter off.

3.6L V6 Engine To inspect or replace the engine air Caution 2.0L L4 Turbo Engine cleaner/filter: If the air cleaner/filter is off, dirt 1. Engine Cooling Fan (Out 1. Remove the seven screws on can easily get into the engine, of View) top of the engine air cleaner/ which could damage it. Always 2. Coolant Surge Tank and filter housing. have the air cleaner/filter in place Pressure Cap 2. Lift the filter cover housing when driving. away from the engine air cleaner/filter housing. Cooling System 3. Pull out the filter. The cooling system allows the 4. Inspect or replace the engine engine to maintain the correct air cleaner/filter. working temperature. 5. Reverse Steps 1–3 to reinstall the filter cover housing. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 253 What to Use { Warning

Do not touch heater or radiator { Warning hoses, or other engine parts. Plain water, or other liquids such They can be very hot and can as alcohol, can boil before the burn you. Do not run the engine if proper coolant mixture will. With there is a leak; all coolant could plain water or the wrong mixture, leak out. That could cause an the engine could get too hot but engine fire and can burn you. Fix there would not be an overheat any leak before driving the warning. The engine could catch vehicle. fire and you or others could be 3.6L V6 Engine burned. Engine Coolant 1. Engine Cooling Fans (Out of View) The cooling system in the vehicle is Use a 50/50 mixture of clean, 2. Coolant Surge Tank and filled with DEX-COOL engine drinkable water and DEX-COOL Pressure Cap coolant. This coolant is designed to coolant. If using this mixture, remain in the vehicle for five years nothing else needs to be added. or 240 000 km (150,000 mi), This mixture: { Warning whichever occurs first. . Gives freezing protection down An underhood electric fan can The following explains the cooling to −37 °C (−34 °F), outside start up even when the engine is system and how to check and add temperature. not running and can cause injury. coolant when it is low. If there is a . Gives boiling protection up to problem with engine overheating, Keep hands, clothing, and tools 129 °C (265 °F), engine see Engine Overheating 0 256. away from any underhood temperature. electric fan. . Protects against rust and corrosion. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

254 Vehicle Care . Will not damage aluminum parts. Checking Coolant Be sure the cooling system is cool before this is done. . Helps keep the proper engine The vehicle must be on a level temperature. surface when checking the coolant If no coolant is visible in the coolant level. surge tank, add coolant as follows: Caution How to Add Coolant to the Do not use anything other than a Coolant Surge Tank mix of DEX-COOL coolant that meets GM Standard { Warning GMW3420 and clean, drinkable water. Anything else can cause Steam and scalding liquids from a damage to the engine cooling hot cooling system are under system and the vehicle, which pressure. Turning the pressure would not be covered by the cap, even a little, can cause them vehicle warranty. to come out at high speed and you could be burned. Never turn the cap when the cooling system, Never dispose of engine coolant by including the pressure cap, is hot. putting it in the trash, pouring it on Check to see if coolant is visible in the coolant surge tank. If the coolant Wait for the cooling system and the ground, or into sewers, streams, pressure cap to cool. or bodies of water. Have the coolant inside the coolant surge tank is changed by an authorized service boiling, do not do anything else until center, familiar with legal it cools down. requirements regarding used If coolant is visible but the coolant { Warning coolant disposal. This will help level is not at or above the mark protect the environment and your pointed to, add a 50/50 mixture of Plain water, or other liquids such health. clean, drinkable water and as alcohol, can boil before the DEX-COOL coolant. proper coolant mixture will. With (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 255 If no problem is found, check to see stop. This will allow any Warning (Continued) if coolant is visible in the coolant pressure still left to be vented surge tank. If coolant is visible but out the discharge hose. plain water or the wrong mixture, the coolant level is not at the the engine could get too hot but 2. Keep turning the pressure cap indicated level mark, add a 50/ slowly and remove it. there would not be an overheat 50 mixture of clean, drinkable water warning. The engine could catch and DEX-COOL coolant at the fire and you or others could be coolant surge tank, but be sure the burned. cooling system, including the coolant surge tank pressure cap, is cool before you do it. { Warning

Spilling coolant on hot engine parts can burn you. Coolant contains ethylene glycol and it will burn if the engine parts are hot enough. 1. Remove the coolant surge tank pressure cap when the cooling 3. Fill the coolant surge tank with system, including the coolant the proper mixture to the Caution surge tank pressure cap and indicated level mark. upper radiator hose, is no 4. With the coolant surge tank Failure to follow the specific longer hot. pressure cap off, start the coolant fill procedure could cause Turn the pressure cap slowly engine and let it run until you the engine to overheat and could counterclockwise about can feel the upper radiator cause system damage. If coolant one-quarter of a turn. If you hose getting hot. Watch out for is not visible in the surge tank, hear a hiss, wait for that to the engine cooling fans. contact your dealer. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

256 Vehicle Care By this time, the coolant level Engine Overheating inside the coolant surge tank Caution may be lower. If the level is The vehicle has an engine coolant lower, add more of the proper temperature gauge and an engine Do not run the engine if there is a mixture to the coolant surge coolant temperature warning light on leak in the engine cooling system. tank until the level reaches the the instrument cluster to warn of This can cause a loss of all indicated level mark. engine overheating. coolant and can damage the See Engine Coolant Temperature system and vehicle. Have any 5. Replace the pressure cap Gauge 0 130 and Engine Coolant leaks fixed right away. tightly. Temperature Warning Light 0 138. Check the level in the coolant surge If it is decided not to lift the hood tank when the cooling system has If Steam Is Coming from the when this warning appears, but Engine Compartment cooled down. If the coolant is not at instead get service help right away, the proper level, repeat Steps 1– see Roadside Assistance Program 3 and reinstall the pressure cap. 0 350. { Warning If the coolant still is not at the proper level when the system cools down If it is decided to lift the hood, make Steam and scalding liquids from a again, see your dealer. sure the vehicle is parked on a level hot cooling system are under surface. pressure. Turning the pressure Caution Then check to see if the engine cap, even a little, can cause them cooling fans are running. If the to come out at high speed and If the pressure cap is not tightly engine is overheating, both fans you could be burned. Never turn installed, coolant loss and engine should be running. If they are not, the cap when the cooling system, damage may occur. Be sure the do not continue to run the engine, including the pressure cap, is hot. cap is properly and tightly and have the vehicle serviced. Wait for the cooling system and secured. pressure cap to cool. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 257 If No Steam Is Coming from displays, the vehicle can be driven. Adding Washer Fluid the Engine Compartment Continue to drive the vehicle slowly for about 10 minutes. Keep a safe If an engine overheat warning is vehicle distance from the vehicle in displayed but no steam can be seen front. If the warning does not come or heard, the problem may not be back on, continue to drive normally too serious. Sometimes the engine and have the cooling system can get a little too hot when the checked for proper fill and function. vehicle: If the warning continues, pull over, Open the cap with the washer . Climbs a long hill on a hot day. stop, and park the vehicle symbol on it. Add washer fluid until . Stops after high-speed driving. right away. the tank is full. See Engine Compartment Overview 0 244 for . Idles for long periods in traffic. If there is no sign of steam, idle the engine for three minutes while reservoir location. If the overheat warning is displayed parked. If the warning is still with no sign of steam: displayed, turn off the engine until it Caution 1. Turn the air conditioning off. cools down. . Do not use washer fluid that 2. Turn the heater on to the Washer Fluid contains any type of water highest temperature and to the repellent coating. This can highest fan speed. Open the What to Use cause the wiper blades to windows as necessary. chatter or skip. When windshield washer fluid is 3. When it is safe to do so, pull off . Do not use engine coolant the road, shift to P (Park) or needed, be sure to read the manufacturer's instructions before (antifreeze) in the N (Neutral), and let the windshield washer. It can engine idle. use. If operating the vehicle in an area where the temperature may fall damage the windshield If the engine coolant temperature below freezing, use a fluid that has washer system and paint. gauge is no longer in the overheat sufficient protection against (Continued) zone or the engine coolant freezing. temperature warning light no longer Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

258 Vehicle Care be heard all the time when the inspect brake pads for wear and Caution (Continued) vehicle is moving, except when evenly tighten wheel nuts in the applying the brake pedal firmly. proper sequence to torque . Do not mix water with specifications. See Capacities and ready-to-use washer fluid. Specifications 0 344. Water can cause the { Warning solution to freeze and Brake pads should be replaced as The brake wear warning sound damage the washer fluid complete sets. means that soon the brakes will tank and other parts of the Brake Pedal Travel washer system. not work well. That could lead to a crash. When the brake wear See your dealer if the brake pedal . When using concentrated warning sound is heard, have the does not return to normal height, washer fluid, follow the vehicle serviced. or if there is a rapid increase in manufacturer instructions for pedal travel. This could be a sign adding water. that brake service may be required. . Fill the washer fluid tank only three-quarters full when Caution Replacing Brake System Parts it is very cold. This allows Continuing to drive with worn-out Always replace brake system parts for fluid expansion if with new, approved replacement freezing occurs, which could brake pads could result in costly brake repair. parts. If this is not done, the brakes damage the tank if it is may not work properly. The braking completely full. performance expected can change Some driving conditions or climates in many other ways if the wrong can cause a brake squeal when the replacement brake parts are Brakes brakes are first applied or lightly installed or if parts are improperly Disc brake pads have built-in wear applied. This does not mean installed. indicators that make a high-pitched something is wrong with the brakes. warning sound when the brake pads Properly torqued wheel nuts are are worn and new pads are needed. necessary to help prevent brake The sound can come and go or can pulsation. When tires are rotated, Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 259 Brake Fluid . A fluid leak in the brake When the brake fluid falls to a low hydraulic system. Have the level, the brake warning light comes brake hydraulic system fixed. on. See Brake System Warning With a leak, the brakes will not Light 0 135. work well. Brake fluid absorbs water over time Always clean the brake fluid which degrades the effectiveness of reservoir cap and the area around the brake fluid. Replace brake fluid the cap before removing it. at the specified intervals to prevent The brake master cylinder reservoir increased stopping distance. See Do not top off the brake fluid. 0 is filled with GM approved DOT 4 Adding fluid does not correct a leak. Maintenance Schedule 332. brake fluid as indicated on the If fluid is added when the linings are What to Add reservoir cap. See Engine worn, there will be too much fluid Compartment Overview 0 244 for when new brake linings are Use only GM approved DOT 4 the location of the reservoir. installed. Add or remove fluid, as brake fluid from a clean, sealed container. See Recommended Checking Brake Fluid necessary, only when work is done 0 on the brake hydraulic system. Fluids and Lubricants 340. With the vehicle in P (Park) on a level surface, the brake fluid level { Warning { Warning should be between the minimum and maximum marks on the brake If too much brake fluid is added, it The wrong or contaminated brake fluid reservoir. can spill on the engine and burn, fluid could result in damage to the brake system. This could result in There are only two reasons why the if the engine is hot enough. You brake fluid level in the reservoir may or others could be burned, and the loss of braking leading to a go down: the vehicle could be damaged. possible injury. Always use the proper GM approved brake fluid. . Normal brake lining wear. When Add brake fluid only when work is new linings are installed, the done on the brake hydraulic fluid level goes back up. system. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

260 Vehicle Care When using a 12-volt battery Stop/Start System Caution charger on the 12-volt AGM battery, This vehicle has a Stop/Start some chargers have an AGM system to shut off the engine to help If brake fluid is spilled on the battery setting on the charger. vehicle's painted surfaces, the conserve fuel. See Starting the If available, use the AGM setting on Engine 0 188. paint finish can be damaged. the charger, to limit charge voltage Immediately wash off any painted to 14.8 volts. Vehicle Storage surface. { Warning { Warning Battery - North America WARNING: Battery posts, Batteries have acid that can burn The original equipment battery is terminals, and related you and gas that can explode. maintenance free. Do not remove accessories contain lead and lead You can be badly hurt if you are the cap and do not add fluid. compounds, chemicals known to not careful. See Jump Starting - If equipped with a V6 engine, the the State of California to cause North America 0 315 for tips on battery is under the trim panel on cancer and birth defects or other working around a battery without the left side of the rear cargo area. reproductive harm. Batteries also getting hurt. If equipped with an L4 engine, the contain other chemicals known to battery is under the hood. See the State of California to cause Infrequent Usage: Remove the Engine Compartment Overview cancer. WASH HANDS AFTER 12-volt battery black, negative (−) 0 244. Refer to the replacement HANDLING. For more information cable from the battery to keep the number on the original battery label go to www.P65Warnings.ca.gov/ battery from running down. when a new battery is needed. passenger-vehicle. Extended Storage: Remove the The battery is an Absorbed Glass 12-volt battery black, negative (−) Mat (AGM) 12-volt battery. See California Proposition cable from the battery or use a Installation of a standard 12-volt 65 Warning 0 241 and the back battery trickle charger. battery will result in reduced 12-volt cover. battery life. Remember to reconnect the battery when ready to drive the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 261 All-Wheel Drive Do not use the accelerator 2. Apply the parking brake. Be pedal, and be ready to turn off ready to apply the regular Transfer Case the engine immediately if it brake immediately if the vehicle Under normal driving conditions, starts. begins to move. transfer case fluid does not require 3. Try to start the engine in each 3. With the engine off, turn the maintenance unless there is a fluid gear. The vehicle should start ignition on, but do not start the leak or unusual noise. If required, only in P (Park) or N (Neutral). engine. Without applying the have the transfer case serviced by If the vehicle starts in any other regular brake, try to move the your dealer. position, contact your dealer for shift lever out of P (Park) with service. normal effort. If the shift lever Starter Switch Check moves out of P (Park), contact Automatic Transmission your dealer for service. { Warning Shift Lock Control Park Brake and P (Park) Function Check When you are doing this Mechanism Check inspection, the vehicle could { Warning move suddenly. If the vehicle { Warning moves, you or others could be When you are doing this injured. inspection, the vehicle could When you are doing this check, move suddenly. If the vehicle the vehicle could begin to move. 1. Before starting this check, be moves, you or others could be You or others could be injured sure there is enough room injured. and property could be damaged. around the vehicle. Make sure there is room in front of the vehicle in case it begins to 2. Apply both the parking brake 1. Before starting this check, be roll. Be ready to apply the regular and the regular brake. sure there is enough room brake at once should the vehicle around the vehicle. It should be begin to move. parked on a level surface. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

262 Vehicle Care Park on a fairly steep hill, with the It is a good idea to clean the wiper vehicle facing downhill. Keeping blade assembly on a regular basis. your foot on the regular brake, set When worn, or when cleaning is the parking brake. ineffective, replace the wiper blade. . To check the parking brake's For proper windshield wiper blade length and type, see Maintenance holding ability: With the engine 0 running and the transmission in Replacement Parts 341. N (Neutral), slowly remove foot pressure from the regular brake Caution pedal. Do this until the vehicle is held by the parking brake only. Allowing the wiper arm to touch the windshield when no wiper . To check the P (Park) blade is installed could damage mechanism's holding ability: 2. Lift up on the latch in the the windshield. Any damage that middle of the wiper blade With the engine running, shift to occurs would not be covered by P (Park). Then release the where the wiper arm attaches. the vehicle warranty. Do not allow parking brake followed by the the wiper arm to touch the 3. With the latch open, pull the regular brake. windshield. wiper blade down toward the Contact your dealer if service is windshield far enough to required. release it from the J-hooked To replace the wiper blade: end of the wiper arm. Wiper Blade Replacement 1. Pull the wiper assembly away 4. Remove the wiper blade. from the windshield. Front Wiper Blade 5. Reverse Steps 1–3 for wiper Replacement blade replacement. Windshield wiper blades should be inspected for wear or cracking. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 263 Rear Wiper Blade Replacement Driver Assistance Systems Gas Strut(s) If the windshield needs to be This vehicle is equipped with gas replaced and the vehicle is strut(s) to provide assistance in equipped with a front camera sensor lifting and holding open the hood/ for the Driver Assistance Systems, a trunk/liftgate system in full open GM replacement windshield is position. recommended. The replacement windshield must be installed { Warning 1. Lift the wiper arm. according to GM specifications for 2. Disengage the wiper blade and proper alignment. If it is not, these If the gas struts that hold open remove. systems may not work properly, they the hood, trunk, and/or liftgate fail, may display messages, or they may you or others could be seriously 3. Attach the wiper blade slightly not work at all. See your dealer for injured. Take the vehicle to your angled to the wiper arm and proper windshield replacement. push until it engages. dealer for service immediately. Acoustic Windshield Visually inspect the gas struts for 4. Lower the wiper arm carefully. signs of wear, cracks, or other The vehicle is equipped with an damage periodically. Check to Windshield Replacement acoustic windshield. If the windshield needs to be replaced be make sure the hood/trunk/liftgate HUD System sure to get an acoustic windshield is held open with enough force. so you will continue to have the If struts are failing to hold the The windshield is part of the HUD hood/trunk/liftgate, do not system. If the windshield needs to benefits an acoustic windshield can provide. operate. Have the vehicle be replaced, be sure to get one that serviced. is designed for HUD or the HUD image may look out of focus. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

264 Vehicle Care

Caution Headlamp Aiming Headlamp aim has been preset and Do not apply tape or hang any should need no further adjustment. objects from gas struts. Also do not push down or pull on gas If the vehicle is damaged in a crash, struts. This may cause damage to the headlamp aim may be affected. the vehicle. If adjustment to the headlamps is necessary, see your dealer.

See Maintenance Schedule 0 332.

Trunk

Hood

Liftgate Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 265 Bulb Replacement High Intensity Discharge Headlamps For the proper type of replacement (HID) Lighting bulbs, or any bulb changing procedure not listed in this section, { Warning contact your dealer. The High Intensity Discharge Halogen Bulbs (HID) lighting system operates at a very high voltage. If you try to service any of the system { Warning components, you could be Halogen bulbs have pressurized seriously injured. Have your gas inside and can burst if you dealer or a qualified technician drop or scratch the bulb. You or service them. others could be injured. Be sure Driver Side Shown, Passenger Side Similar to read and follow the instructions After an HID headlamp bulb has on the bulb package. been replaced, the beam might be a 1. Low Beam slightly different shade than it was 2. High Beam originally. This is normal. Low-Beam Headlamp/Daytime Running Lamp (Base) 1. For the driver side bulb, remove the windshield washer bottle filler neck by firmly pulling it straight up and out of the bottle. 2. Remove the cap from the back of the headlamp assembly. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

266 Vehicle Care 3. Disconnect the electrical To replace the fog lamp bulb: Taillamps, Turn Signal, connector. 1. Locate the bulb assembly Stoplamps, and Back-Up 4. Remove the bulb socket from under the front fascia. Lamps the headlamp assembly. 2. Disconnect the electrical 5. Reverse Steps 1–4 to install. connector from the bulb assembly. High/Low-Beam Headlamps (Uplevel) 3. Remove the bulb by turning it counterclockwise and pulling it The high/low-beam headlamps on straight out of the assembly. the uplevel headlamp system are Light Emitting Diode (LED) and 4. Install the new bulb by turning should be replaced by your dealer. it clockwise into the assembly. 5. Reconnect the electrical Fog Lamps connector to the bulb assembly. Driver Side Shown, Passenger Front Turn Signal Lamps Side Similar Sidemarkers, daytime running To replace any one of these bulbs: lamps and turn signal lamps are LEDs and cannot be changed. 1. Open the liftgate. See Liftgate 0 42. See your dealer. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 267 Electrical System Electrical System Overload The vehicle has fuses and circuit breakers to protect against an electrical system overload. When the current electrical load is too heavy, the circuit breaker opens and closes, protecting the circuit 2. Remove the rear cargo area 4. Remove the two nuts that until the current load returns to trim panel push pin. secure the taillamp assembly. normal or the problem is fixed. This greatly reduces the chance of circuit 3. Pull the rear cargo area trim 5. Remove the taillamp assembly overload and fire caused by panel back to gain access to and disconnect the wiring electrical problems. the taillamp assembly. harness connector. Fuses and circuit breakers protect 6. Turn the bulb socket power devices in the vehicle. counterclockwise to remove it. Replace a bad fuse with a new one 7. Pull the bulb from the socket. of the identical size and rating. 8. Install a new bulb. If there is a problem on the road and 9. Turn the bulb socket clockwise a fuse needs to be replaced, the to install it. same amperage fuse can be borrowed. Choose some feature of 10. Reverse Steps 2–4 to reinstall the vehicle that is not needed to use the taillamp assembly. and replace it as soon as possible. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

268 Vehicle Care Headlamp Wiring Fuses and Circuit Fuses of the same amperage can be temporarily borrowed from An electrical overload may cause Breakers another fuse location, if a fuse goes the lamps to go on and off, or in The wiring circuits in the vehicle are out. Replace the fuse as soon as some cases to remain off. Have the protected from short circuits by a possible. headlamp wiring checked right away combination of fuses and circuit if the lamps go on and off or To identify and check fuses, circuit breakers. This greatly reduces the remain off. breakers, and relays, see Engine chance of damage caused by Compartment Fuse Block 0 268 and Windshield Wipers electrical problems. Instrument Panel Fuse Block 0 272. If the wiper motor overheats due to heavy snow or ice, the windshield { Danger Engine Compartment wipers will stop until the motor cools Fuses and circuit breakers are Fuse Block and will then restart. marked with their ampere rating. Although the circuit is protected Do not exceed the from electrical overload, overload specified amperage rating when due to heavy snow or ice may replacing fuses and circuit cause wiper linkage damage. breakers. Use of an oversized Always clear ice and heavy snow fuse or circuit breaker can result from the windshield before using the in a vehicle fire. You and others windshield wipers. could be seriously injured or If the overload is caused by an killed. electrical problem and not snow or ice, be sure to get it fixed. To check a fuse, look at the silver-colored band inside the fuse. If the band is broken or melted, To remove the fuse block cover, replace the fuse. Be sure to replace squeeze the three retaining clips on a bad fuse with a new one of the the cover and lift it straight up. identical size and rating. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 269

Caution

Spilling liquid on any electrical component on the vehicle may damage it. Always keep the covers on any electrical component.

The vehicle may not be equipped Fuses Usage with all of the fuses, relays, and features shown. 7 Fog lamp Fuses Usage 8 Memory control module 1 – 9 Heated windshield 2 – 10 Seat lumbar 3 ABS pump 11 DC DC converter 1 5 – 6 Rear closure Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

270 Vehicle Care

Fuses Usage Fuses Usage Fuses Usage 12 Rear window 30 Malfunction indicator 49 RDCM defogger lamp/Shift solenoid 50 – 13 Heated mirrors 32 Canister vent/Video 51 – 14 processing module – 52 – 15 33 Front heated seats – 53 – 16 Front wipers 34 Rear heated seats 54 – 17 Passenger 35 All wheel drive 55 – power seat damping control 56 Starter 18 Sun shade 36 Fuel module 57 – 19 Driver power seat 38 – 58 – 21 Sunroof 39 – 59 Left LED lamps 22 Rear wiper 40 Steering column lock 60 Cooling fan 23 Auto headlamp 41 – leveling 43 Heated steering 61 – wheel 24 – 62 – 26 Transmission control 44 Headlamp leveling 63 – module/Ignition 45 – 65 A/C HEV 27 Instrument panel/ 46 Engine control 67 – Ignition module/Ignition 68 – 28 – 47 – 29 Rear vision camera/ 48 Cooling fan/DC DC Ventilation converter 2 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 271

Fuses Usage Fuses Usage Relays Usage 69 Right LED lamp/ 87 SAI fuel heater 64 Starter motor Right high-beam 88 Aeroshutter 66 Powertrain headlamps 89 – 71 Right LED 70 Left high-beam high beam headlamps 91 – 73 AC clutch 72 Starter pinion 92 TPIM motor generator/TPIM 80 Starter pinion 74 – 93 Keyless entry control 90 Water change air 75 Engine control module coolant pump module 95 Water change air 94 – 76 Powertrain – off coolant pump engine 98 Fuel heater 96 Fuel heater 77 – 97 – 78 Horn 99 – 79 Washer pump 81 Transmission control Relays Usage module/ Engine control module 4 – 82 – 20 Rear defogger 83 Ignition coils 25 Front wiper control 84 Coil 31 Run/Crank 85 Shunt 60A 37 Front wiper speed 86 – 42 – Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

272 Vehicle Care Instrument Panel Fuse Block

The instrument panel fuse block is in the instrument panel, on the driver side of the vehicle. To access The vehicle may not be equipped Fuses Usage the fuses, press in on the sides of with all of the fuses, relays, and the cover and pull to release it from features shown. F6 Electric steering the instrument panel. column Fuses Usage Pull the panel toward you to release F7 – it from the hinges. F1 Left window F8 Battery 3 F2 Right window F9 Engine control F3 – module/Battery F4 HVAC blower F10 Body control F5 Battery 2 module 2 On/Off Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 273

Fuses Usage Fuses Usage Fuses Usage F11 – F27 AC DC inverter F43 Rear accessory power outlet F12 – F28 – F44 Front accessory F13 – F29 Body control module 8 power outlet F14 – F15 Transmission control F30 Overhead console Relays Usage module On/Off F31 Steering wheel K1 – control F16 Amplifier K2 Retained accessory F32 F17 – – power F33 HVAC F18 Battery 7 K3 – F34 Center gateway F19 – K4 – module F20 Battery 1 K5 Logistics F35 Integrated chassis F21 Battery 4 control module F22 Battery 6 F36 Charger F23 Electric steering F37 Auxiliary power column lock outlet/Cigar lighter F24 Airbag sensing F38 OnStar diagnostic module/ Passenger sensing F39 Monitor module F40 Object detection F25 Diagnostic link F41 Body control module 1 On/Off F26 – F42 Radio Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

274 Vehicle Care

Wheels and Tires Warning (Continued) Warning (Continued) Tires . Underinflated tires pose . Replace any tires that Every new GM vehicle has the same danger as have been damaged by high-quality tires made by a overloaded tires. The impacts with potholes, leading tire manufacturer. See resulting crash could curbs, etc. the warranty manual for cause serious injury. . Improperly repaired tires information regarding the tire Check all tires frequently can cause a crash. Only warranty and where to get to maintain the the dealer or an service. For additional recommended pressure. authorized tire service information refer to the tire Tire pressure should be center should repair, manufacturer. checked when the tires replace, dismount, and are cold. mount the tires. { Warning . Overinflated tires are . Do not spin the tires in more likely to be cut, . Poorly maintained and excess of 56 km/h punctured, or broken by (35 mph) on slippery improperly used tires are a sudden impact — such dangerous. surfaces such as snow, as when hitting a pothole. mud, ice, etc. Excessive . Overloading the tires can Keep tires at the spinning may cause the cause overheating as a recommended pressure. tires to explode. result of too much . Worn or old tires can flexing. There could be a cause a crash. If the See Tire Pressure for blowout and a serious tread is badly worn, High-Speed Operation 0 282 for crash. See Vehicle Load replace them. inflation pressure adjustment for Limits 0 183. (Continued) high-speed driving. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 275 All-Season Tires Winter Tires Winter tires with the same speed rating as the original equipment tires This vehicle may come with This vehicle was not originally may not be available for H, V, W, Y, all-season tires. These tires are equipped with winter tires. Winter and ZR speed rated tires. If winter designed to provide good overall tires are designed for increased tires with a lower speed rating are performance on most road surfaces traction on snow and ice-covered chosen, never exceed the tire's and weather conditions. Original roads. Consider installing winter maximum speed capability. equipment tires designed to GM's tires on the vehicle if frequent specific tire performance criteria driving on ice or snow covered Low-Profile Tires have a TPC specification code roads is expected. See your dealer molded onto the sidewall. Original for details regarding winter tire If the vehicle has 245/45R18 or equipment all-season tires can be availability and proper tire selection. 245/40R19 size tires, they are identified by the last two characters Also, see Buying New Tires 0 289. classified as low-profile tires. of this TPC code, which will With winter tires, there may be be “MS.” decreased dry road traction, Caution Consider installing winter tires on increased road noise, and shorter the vehicle if frequent driving on tread life. After changing to winter Low-profile tires are more snow or ice-covered roads is tires, be alert for changes in vehicle susceptible to damage from road expected. All-season tires provide handling and braking. hazards or curb impact than adequate performance for most If using winter tires: standard profile tires. Tire and/or winter driving conditions, but they wheel assembly damage can may not offer the same level of . Use tires of the same brand and occur when coming into contact traction or performance as winter tread type on all four wheel with road hazards like potholes, tires on snow or ice-covered roads. positions. or sharp edged objects, or when 0 See Winter Tires 275. . Use only radial ply tires of the sliding into a curb. The warranty same size, load range, and does not cover this type of speed rating as the original damage. Keep tires set to the equipment tires. correct inflation pressure and (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

276 Vehicle Care code molded onto the sidewall. Caution (Continued) GM's TPC specifications meet or when possible, avoid contact with exceed all federal safety curbs, potholes, and other road guidelines. hazards. (3) DOT (Department of Transportation) : The Tire Sidewall Labeling Department of Transportation (DOT) code indicates that the Useful information about a tire is tire is in compliance with the molded into its sidewall. The U.S. Department of examples show a typical Transportation Motor Vehicle passenger vehicle tire and a Passenger (P-Metric) Tire Example Safety Standards. compact spare tire sidewall. (1) Tire Size : The tire size is a DOT Tire Date of combination of letters and Manufacture : The last four numbers used to define a digits of the TIN indicate the tire particular tire's width, height, manufactured date. The first two aspect ratio, construction type, digits represent the week (01– and service description. See the 52) and the last two digits, the “Tire Size” illustration later in this year. For example, the third section. week of the year 2010 would (2) TPC Spec (Tire have a four-digit DOT date Performance Criteria of 0310. Specification) : Original (4) Tire Identification Number equipment tires designed to (TIN) : The letters and numbers GM's specific tire performance following the DOT (Department criteria have a TPC specification of Transportation) code are the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 277 Tire Identification Number (TIN). (3) Tire Identification Number The TIN shows the (TIN) : The letters and numbers manufacturer and plant code, following the DOT (Department tire size, and date the tire was of Transportation) code are the manufactured. The TIN is Tire Identification Number (TIN). molded onto both sides of the The TIN shows the tire, although only one side may manufacturer and plant code, have the date of manufacture. tire size, and date the tire was (5) Tire Ply Material : The type manufactured. The TIN is of cord and number of plies in molded onto both sides of the the sidewall and under the tread. tire, although only one side may Compact Spare Tire Example have the date of manufacture. (6) Uniform Tire Quality Grading (UTQG) : Tire (1) Tire Ply Material : The type (4) Maximum Cold Inflation manufacturers are required to of cord and number of plies in Load Limit : Maximum load that grade tires based on three the sidewall and under the tread. can be carried and the maximum pressure needed to performance factors: treadwear, (2) Temporary Use Only : The support that load. traction, and temperature compact spare tire or temporary resistance. For more information use tire should not be driven at (5) Tire Inflation : The see Uniform Tire Quality speeds over 80 km/h (50 mph). temporary use tire or compact Grading 0 291. The compact spare tire is for spare tire should be inflated to (7) Maximum Cold Inflation emergency use when a regular 420 kPa (60 psi). For more Load Limit : Maximum load that road tire has lost air and gone information on tire pressure and flat. If the vehicle has a compact inflation see Tire Pressure can be carried and the 0 maximum pressure needed to spare tire, see Compact Spare 281. support that load. Tire 0 314 and If a Tire Goes Flat 0 294. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

278 Vehicle Care (6) Tire Size : A combination of (4) Construction Code : A letter letters and numbers define a code is used to indicate the type tire's width, height, aspect ratio, of ply construction in the tire. construction type, and service The letter R means radial ply description. The letter T as the construction; the letter D means first character in the tire size diagonal or bias ply means the tire is for temporary (1) Passenger (P-Metric) Tire : construction; and the letter B use only. The United States version of a means belted-bias ply metric tire sizing system. The construction. (7) TPC Spec (Tire letter P as the first character in Performance Criteria the tire size means a passenger (5) Rim Diameter : Diameter of Specification) : Original vehicle tire engineered to the wheel in inches. equipment tires designed to standards set by the U.S. Tire (6) Service Description : These GM's specific tire performance and Rim Association. characters represent the load criteria have a TPC specification index and speed rating of the code molded onto the sidewall. (2) Tire Width : The three-digit number indicates the tire section tire. The load index represents GM's TPC specifications meet or the load carrying capacity a tire exceed all federal safety width in millimeters from sidewall to sidewall. is certified to carry. The speed guidelines. rating is the maximum speed a (3) Aspect Ratio : A two-digit tire is certified to carry a load. Tire Designations number that indicates the tire Tire Size height-to-width measurements. Tire Terminology and For example, if the tire size Definitions The following is an example of a aspect ratio is 60, as shown in typical passenger vehicle item 3 of the illustration, it would Air Pressure : The amount of tire size. mean that the tire's sidewall is air inside the tire pressing 60 percent as high as it is wide. outward on each square inch of Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 279 the tire. Air pressure is Bias Ply Tire : A pneumatic tire Number (TIN), an alphanumeric expressed in kPa (kilopascal) in which the plies are laid at designator which can also or psi (pounds per square inch). alternate angles less than identify the tire manufacturer, Accessory Weight : The 90 degrees to the centerline of production plant, brand, and combined weight of optional the tread. date of production. accessories. Some examples of Cold Tire Pressure : The GVWR : Gross Vehicle Weight optional accessories are amount of air pressure in a tire, Rating. See Vehicle Load Limits automatic transmission, power measured in kPa (kilopascal) 0 183. windows, power seats, and air or psi (pounds per square inch) GAWR FRT : Gross Axle Weight conditioning. before a tire has built up heat Rating for the front axle. See Aspect Ratio : The relationship from driving. See Tire Pressure Vehicle Load Limits 0 183. 0 281. of a tire's height to its width. GAWR RR : Gross Axle Weight Belt : A rubber coated layer of Curb Weight : The weight of a Rating for the rear axle. See cords between the plies and the motor vehicle with standard and Vehicle Load Limits 0 183. tread. Cords may be made from optional equipment including the maximum capacity of fuel, oil, Intended Outboard Sidewall : steel or other reinforcing The side of an asymmetrical tire materials. and coolant, but without passengers and cargo. that must always face outward Bead : The tire bead contains when mounted on a vehicle. steel wires wrapped by steel DOT Markings : A code molded into the sidewall of a tire Kilopascal (kPa) : The metric cords that hold the tire onto unit for air pressure. the rim. signifying that the tire is in compliance with the U.S. Light Truck (LT-Metric) Tire : A Department of Transportation tire used on light duty trucks and (DOT) Motor Vehicle Safety some multipurpose passenger Standards. The DOT code vehicles. includes the Tire Identification Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

280 Vehicle Care Load Index : An assigned Outward Facing Sidewall : The Radial Ply Tire : A pneumatic number ranging from 1 to 279 side of an asymmetrical tire that tire in which the ply cords that that corresponds to the load has a particular side that faces extend to the beads are laid at carrying capacity of a tire. outward when mounted on a 90 degrees to the centerline of Maximum Inflation Pressure : vehicle. The side of the tire that the tread. The maximum air pressure to contains a whitewall, bears Rim : A metal support for a tire which a cold tire can be inflated. white lettering, or bears and upon which the tire beads The maximum air pressure is manufacturer, brand, and/or are seated. molded onto the sidewall. model name molding that is higher or deeper than the same Sidewall : The portion of a tire Maximum Load Rating : The moldings on the other sidewall between the tread and the bead. load rating for a tire at the of the tire. Speed Rating : An maximum permissible inflation alphanumeric code assigned to pressure for that tire. Passenger (P-Metric) Tire : A tire used on passenger and a tire indicating the maximum Maximum Loaded Vehicle some light duty trucks and speed at which a tire can Weight : The sum of curb multipurpose vehicles. operate. weight, accessory weight, Recommended Inflation Traction : The friction between vehicle capacity weight, and the tire and the road surface. production options weight. Pressure : Vehicle manufacturer's recommended The amount of grip provided. Normal Occupant Weight : The tire inflation pressure as shown Tread : The portion of a tire that number of occupants a vehicle on the tire placard. comes into contact with is designed to seat multiplied by See Tire Pressure 0 281 and the road. 68 kg (150 lb). See Vehicle Load Vehicle Load Limits 0 183. Limits 0 183. Treadwear Indicators : Narrow bands, sometimes called wear Occupant Distribution : bars, that show across the Designated seating positions. tread of a tire when only 1.6 mm Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 281 (1/16 in) of tread remains. See Vehicle Placard : A label When It Is Time for New Tires permanently attached to a Caution (Continued) 0 288. vehicle showing the vehicle . Premature or UTQGS (Uniform Tire Quality capacity weight and the original irregular wear. equipment tire size and Grading Standards) : A tire . Poor handling. information system that provides recommended inflation pressure. consumers with ratings for a See “Tire and Loading . Reduced fuel economy. Information Label under Vehicle tire's traction, temperature, and ” Overinflated tires, or tires that Load Limits 0 183. treadwear. Ratings are have too much air, can determined by tire result in: manufacturers using Tire Pressure . Unusual wear. government testing procedures. Tires need the correct amount of The ratings are molded into the air pressure to operate . Poor handling. sidewall of the tire. See Uniform effectively. . Rough ride. Tire Quality Grading 0 291. Caution . Needless damage from Vehicle Capacity Weight : The road hazards. number of designated seating Neither tire underinflation nor positions multiplied by overinflation is good. 68 kg (150 lb) plus the rated The Tire and Loading Underinflated tires, or tires Information label on the vehicle cargo load. See Vehicle Load that do not have enough air, Limits 0 183. indicates the original equipment can result in: tires and the correct cold tire Vehicle Maximum Load on the . Tire overloading and inflation pressures. The Tire : Load on an individual tire overheating which could recommended pressure is the due to curb weight, accessory lead to a blowout. minimum air pressure needed to weight, occupant weight, and cargo weight. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

282 Vehicle Care support the vehicle's maximum the vehicle has not been driven could be damaged and would load carrying capacity. See for at least three hours or no not be covered by the vehicle Vehicle Load Limits 0 183. more than 1.6 km (1 mi). warranty. How the vehicle is loaded Remove the valve cap from the affects vehicle handling and ride tire valve stem. Press the tire Tire Pressure for comfort. Never load the vehicle gauge firmly onto the valve to High-Speed Operation with more weight than it was get a pressure measurement. designed to carry. If the cold tire inflation pressure { Warning matches the recommended When to Check pressure on the Tire and Driving at high speeds, 160 km/h Check the tires once a month or Loading Information label, no (100 mph) or higher, puts additional strain on tires. more. Do not forget the compact further adjustment is necessary. spare, if the vehicle has one. Sustained high-speed driving If the inflation pressure is low, causes excessive heat buildup The cold compact spare tire add air until the recommended and can cause sudden tire failure. pressure should be at 420 kPa pressure is reached. If the This could cause a crash, and (60 psi). See Compact Spare inflation pressure is high, press 0 you or others could be killed. Tire 314. on the metal stem in the center Some high-speed rated tires How to Check of the tire valve to release air. require inflation pressure adjustment for high-speed Use a good quality pocket-type Recheck the tire pressure with the tire gauge. operation. When speed limits and gauge to check tire pressure. road conditions allow the vehicle Proper tire inflation cannot be Put the valve caps back on the to be driven at high speeds, make determined by looking at the tire. valve stems to keep out dirt and sure the tires are rated for Check the tire inflation pressure moisture and prevent leaks. Use high-speed operation, are in when the tires are cold, meaning only valve caps designed for the excellent condition, and are set to vehicle by GM. TPMS sensors the correct cold tire inflation pressure for the vehicle load. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 283 Vehicles with P225/55R17 95H size has ended. (TPMS) that illuminates a low tire tires require inflation pressure See Vehicle Load Limits 0 183 and pressure telltale when one or more adjustment when driving the vehicle Tire Pressure 0 281. of your tires is significantly at speeds of 160 km/h (100 mph) or under-inflated. higher. Set the cold inflation Tire Pressure Monitor Accordingly, when the low tire pressure to 260 kPa (38 psi). System pressure telltale illuminates, you Vehicles with 245/45R18 Conti 96H should stop and check your tires as The Tire Pressure Monitor System size tires require inflation pressure soon as possible, and inflate them (TPMS) uses radio and sensor adjustment when driving the vehicle to the proper pressure. Driving on a technology to check tire pressure at speeds of 160 km/h (100 mph) or significantly under-inflated tire levels. The TPMS sensors monitor higher. Set the cold inflation causes the tire to overheat and can the air pressure in your tires and pressure to 270 kPa (39 psi). lead to tire failure. Under-inflation transmit tire pressure readings to a also reduces fuel efficiency and tire Vehicles with 235/50R18 97V size receiver located in the vehicle. tires require inflation pressure tread life, and may affect the Each tire, including the spare (if adjustment when driving the vehicle vehicle's handling and stopping provided), should be checked at speeds of 160 km/h (100 mph) or ability. monthly when cold and inflated to higher. Set the cold inflation Please note that the TPMS is not a the inflation pressure recommended pressure to 250 kPa (36 psi). substitute for proper tire by the vehicle manufacturer on the maintenance, and it is the driver's Vehicles with 245/40R19 94W size vehicle placard or tire inflation responsibility to maintain correct tire tires require inflation pressure pressure label. (If your vehicle has pressure, even if under-inflation has adjustment when driving the vehicle tires of a different size than the size not reached the level to trigger at speeds of 160 km/h (100 mph) or indicated on the vehicle placard or illumination of the TPMS low tire higher. Set the cold inflation tire inflation pressure label, you pressure telltale. pressure to 290 kPa (42 psi). should determine the proper tire Return the tires to the inflation pressure for those tires.) Your vehicle has also been equipped with a TPMS malfunction recommended cold tire inflation As an added safety feature, your indicator to indicate when the pressure when high-speed driving vehicle has been equipped with a system is not operating properly. tire pressure monitoring system The TPMS malfunction indicator is Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

284 Vehicle Care combined with the low tire pressure Tire Pressure Monitor shown on the Tire and Loading telltale. When the system detects a Information label. See Vehicle Load malfunction, the telltale will flash for Operation Limits 0 183. approximately one minute and then This vehicle may have a Tire A message to check the pressure in remain continuously illuminated. Pressure Monitor System (TPMS). a specific tire displays in the Driver This sequence will continue upon The TPMS is designed to warn the Information Center (DIC). The low subsequent vehicle start-ups as driver when a low tire pressure tire pressure warning light and the long as the malfunction exists. condition exists. TPMS sensors are DIC warning message come on at When the malfunction indicator is mounted onto each tire and wheel each ignition cycle until the tires are illuminated, the system may not be assembly, excluding the spare tire inflated to the correct inflation able to detect or signal low tire and wheel assembly. The TPMS pressure. Using the DIC, tire pressure as intended. TPMS sensors monitor the air pressure in pressure levels can be viewed. For malfunctions may occur for a variety the tires and transmit the tire additional information and details of reasons, including the installation pressure readings to a receiver about the DIC operation and of replacement or alternate tires or located in the vehicle. displays see Driver Information wheels on the vehicle that prevent Center (DIC) 0 141. the TPMS from functioning properly. The low tire pressure warning light Always check the TPMS malfunction may come on in cool weather when telltale after replacing one or more the vehicle is first started, and then tires or wheels on your vehicle to turn off as the vehicle is driven. This ensure that the replacement or could be an early indicator that the alternate tires and wheels allow the air pressure is getting low and TPMS to continue to function When a low tire pressure condition needs to be inflated to the proper properly. is detected, the TPMS illuminates pressure. the low tire pressure warning light See Tire Pressure Monitor A Tire and Loading Information Operation 0 284. located on the instrument cluster. If the warning light comes on, stop label, attached to your vehicle, See Radio Frequency Statement as soon as possible and inflate the shows the size of the original 0 356. tires to the recommended pressure equipment tires and the correct inflation pressure for the tires when Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 285 they are cold. See Vehicle Load sensors. replaced and the sensor Limits 0 183, for an example of the See Tire Sealant and Compressor matching process is performed Tire and Loading Information label Kit 0 296 or Tire Sealant and successfully. See “TPMS Sensor and its location. Also see Tire Compressor Kit 0 302 for Matching Process” later in this Pressure 0 281. information regarding the inflator kit section. The TPMS can warn about a low materials and instructions. . The TPMS sensor matching tire pressure condition but it does TPMS Malfunction Light and process was not done or not not replace normal tire Message completed successfully after maintenance. See Tire Inspection rotating the tires. The 0 287, Tire Rotation 0 287 and Tires The TPMS will not function properly malfunction light and the DIC 0 274. if one or more of the TPMS sensors message should go off after are missing or inoperable. When the successfully completing the Caution system detects a malfunction, the sensor matching process. See low tire pressure warning light "TPMS Sensor Matching Tire sealant materials are not all flashes for about one minute and Process" later in this section. then stays on for the remainder of the same. A non-approved tire . One or more TPMS sensors are sealant could damage the TPMS the ignition cycle. A DIC warning message also displays. The missing or damaged. The sensors. TPMS sensor damage malfunction light and DIC warning malfunction light and the DIC caused by using an incorrect tire message come on at each ignition message should go off when the sealant is not covered by the cycle until the problem is corrected. TPMS sensors are installed and vehicle warranty. Always use only Some of the conditions that can the sensor matching process is the GM approved tire sealant cause these to come on are: performed successfully. See available through your dealer or your dealer for service. included in the vehicle. . One of the road tires has been replaced with the spare tire. The . Replacement tires or wheels do spare tire does not have a not match the original equipment Factory-installed Tire Inflator Kits TPMS sensor. The malfunction tires or wheels. Tires and wheels use a GM-approved liquid tire light and DIC message should other than those recommended sealant. Using non-approved tire go off after the road tire is sealants could damage the TPMS Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

286 Vehicle Care could prevent the TPMS from ignition cycle. The sensors are 3. Make sure the Tire Pressure functioning properly. See Buying matched to the tire/wheel positions, info page option is turned on. New Tires 0 289. using a TPMS relearn tool, in the The info pages on the DIC can . Operating electronic devices or following order: driver side front tire, be turned on and off through passenger side front tire, passenger the Options menu. See Driver being near facilities using radio 0 wave frequencies similar to the side rear tire, and driver side rear. Information Center (DIC) 141. TPMS could cause the TPMS See your dealer for service or to 4. Use the DIC controls on the sensors to malfunction. purchase a relearn tool. A TPMS right side of the steering wheel relearn tool can also be purchased. to scroll to the Tire Pressure If the TPMS is not functioning See Tire Pressure Monitor Sensor properly it cannot detect or signal a screen under the DIC Activation Tool at info page. low tire pressure condition. See www.gmtoolsandequipment.com or your dealer for service if the TPMS call 1-800-GM TOOLS 5. Press and hold V in the center malfunction light and DIC message (1-800-468-6657). of the DIC controls. comes on and stays on. There are two minutes to match the The horn sounds twice to TPMS Sensor Matching first tire/wheel position, and signal the receiver is in relearn Process five minutes overall to match all four mode and the TIRE tire/wheel positions. If it takes LEARNING ACTIVE message Each TPMS sensor has a unique longer, the matching process stops displays on the DIC screen. identification code. The identification and must be restarted. code needs to be matched to a new 6. Start with the driver side tire/wheel position after rotating the The TPMS sensor matching front tire. process is: vehicle’s tires or replacing one or 7. Place the relearn tool against more of the TPMS sensors. The 1. Set the parking brake. the tire sidewall, near the valve TPMS sensor matching process 2. Place the vehicle in Service stem. Then press the button to should also be performed after activate the TPMS sensor. replacing a spare tire with a road Mode. See Ignition Positions 0 187. A horn chirp confirms that the tire containing the TPMS sensor. sensor identification code has The malfunction light and the DIC been matched to this tire and message should go off at the next wheel position. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 287 8. Proceed to the passenger side Tire Inspection Tire Rotation front tire, and repeat the procedure in Step 7. We recommend that the tires, Tires should be rotated every including the spare tire, if the 12 000 km (7,500 mi). See 9. Proceed to the passenger side 0 rear tire, and repeat the vehicle has one, be inspected Maintenance Schedule 332. procedure in Step 7. for signs of wear or damage at Tires are rotated to achieve a least once a month. 10. Proceed to the driver side rear more uniform wear for all tires. tire, and repeat the procedure Replace the tire if: The first rotation is the most in Step 7. The horn sounds two . The indicators at three or important. times to indicate the sensor Anytime unusual wear is identification code has been more places around the tire matched to the driver side rear can be seen. noticed, rotate the tires as soon tire, and the TPMS sensor . There is cord or fabric as possible, check for proper tire matching process is no longer showing through the tire's inflation pressure, and check for active. The TIRE LEARNING rubber. damaged tires or wheels. If the ACTIVE message on the DIC unusual wear continues after the display screen goes off. . The tread or sidewall is rotation, check the wheel 11. Turn the vehicle off. cracked, cut, or snagged alignment. deep enough to show cord or See When It Is Time for New 12. Set all four tires to the fabric. Tires 0 288 and Wheel recommended air pressure 0 level as indicated on the Tire . The tire has a bump, bulge, Replacement 293. and Loading Information label. or split. . The tire has a puncture, cut, or other damage that cannot be repaired well because of the size or location of the damage. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

288 Vehicle Care Check that all wheel nuts are When It Is Time for New properly tightened. See “Wheel Tires Nut Torque” under Capacities and Specifications 0 344. Factors such as maintenance, temperatures, driving speeds, vehicle loading, and road conditions { Warning affect the wear rate of the tires. Rust or dirt on a wheel, or on the parts to which it is fastened, can make wheel nuts become loose after time. The wheel could come off and cause an accident. When Use this rotation pattern when changing a wheel, remove any rotating the tires. rust or dirt from places where the Do not include the compact wheel attaches to the vehicle. In spare tire in the tire rotation. an emergency, a cloth or a paper towel can be used; however, use Adjust the front and rear tires to a scraper or wire brush later to the recommended inflation remove all rust or dirt. pressure on the Tire and Treadwear indicators are one way to Loading Information label after Lightly coat the center of the tell when it is time for new tires. the tires have been rotated. wheel hub with wheel bearing Treadwear indicators appear when See Tire Pressure 0 281 and the tires have only 1.6 mm (1/16 in) 0 grease after a wheel change or Vehicle Load Limits 183. tire rotation to prevent corrosion or less of tread remaining. See Tire Inspection 0 287 and Tire Reset the Tire Pressure Monitor or rust build-up. Do not get 0 System. See Tire Pressure grease on the flat wheel Rotation 287. Monitor Operation 0 284. mounting surface or on the wheel nuts or bolts. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 289 The rubber in tires ages over time. of grease, gasoline, or other vehicle, including brake system This also applies to the spare tire, substances that can deteriorate performance, ride and handling, if the vehicle has one, even if it is rubber. traction control, and tire never used. Multiple factors Parking for an extended period can pressure monitoring including temperatures, loading cause flat spots on the tires that performance. GM's TPC Spec conditions, and inflation pressure may result in vibrations while maintenance affect how fast aging number is molded onto the tire's driving. When storing a vehicle for sidewall near the tire size. If the takes place. GM recommends that at least a month, remove the tires or tires, including the spare if tires have an all-season tread raise the vehicle to reduce the design, the TPC Spec number equipped, be replaced after six weight from the tires. years, regardless of tread wear. The will be followed by MS for mud tire manufacture date is the last four Buying New Tires and snow. See Tire Sidewall digits of the DOT Tire Identification Labeling 0 276. Number (TIN) which is molded into GM has developed and matched GM recommends replacing worn one side of the tire sidewall. The specific tires for the vehicle. The tires in complete sets of four. first two digits represent the week original equipment tires installed Uniform tread depth on all tires (01–52) and the last two digits, the were designed to meet General year. For example, the third week of will help to maintain the Motors Tire Performance Criteria the year 2010 would have a performance of the vehicle. Specification (TPC Spec) four-digit DOT date of 0310. Braking and handling system rating. When performance may be adversely Vehicle Storage replacement tires are needed, affected if all the tires are not GM strongly recommends Tires age when stored normally replaced at the same time. buying tires with the same TPC mounted on a parked vehicle. Park If proper rotation and a vehicle that will be stored for at Spec rating. least a month in a cool, dry, clean 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 critical specifications that impact Rotation 0 287. However, if it is the overall performance of the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

290 Vehicle Care necessary to replace only one load range, speed rating, and axle set of worn tires, place the { Warning construction (radial) as the new tires on the rear axle. Mixing tires of different sizes, original tires. Winter tires with the same speed brands, or types may cause Vehicles that have a tire rating as the original equipment loss of control of the vehicle, pressure monitoring system tires may not be available for H, resulting in a crash or other could give an inaccurate V, W, Y and ZR speed rated vehicle damage. Use the low-pressure warning if non-TPC tires. Never exceed the winter correct size, brand, and type Spec rated tires are installed. tires’ maximum speed capability of tires on all wheels. See Tire Pressure Monitor when using winter tires with a System 0 283. lower speed rating. The Tire and Loading { Warning Information label indicates the { Warning original equipment tires on the Using bias-ply tires on the Tires could explode during vehicle. See Vehicle Load Limits vehicle may cause the wheel 0 183. improper service. Attempting rim flanges to develop cracks to mount or dismount a tire after many miles of driving. could cause injury or death. Different Size Tires and A tire and/or wheel could fail Wheels Only your dealer or authorized suddenly and cause a crash. tire service center should Use only radial-ply tires with If wheels or tires are installed that mount or dismount the tires. the wheels on the vehicle. are a different size than the original equipment wheels and tires, vehicle performance, including its braking, If the vehicle tires must be ride and handling characteristics, 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 brakes, rollover airbags, traction Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 291 control, electronic stability control, Traffic Safety Administration Quality grades can be found or All-Wheel Drive, the performance (NHTSA), which grades tires by where applicable on the tire of these systems can also be treadwear, traction, and sidewall between tread shoulder affected. temperature performance. This and maximum section width. For applies only to vehicles sold in example: { Warning the United States. The grades Treadwear 200 Traction AA If different sized wheels are used, are molded on the sidewalls of Temperature A most passenger car tires. The there may not be an acceptable All Passenger Car Tires Must level of performance and safety if Uniform Tire Quality Grading (UTQG) system does not apply Conform to Federal Safety tires not recommended for those Requirements In Addition To wheels are selected. This to deep tread, winter tires, These Grades. increases the chance of a crash compact spare tires, tires with and serious injury. Only use GM nominal rim diameters of Treadwear specific wheel and tire systems 10 to 12 inches (25 to 30 cm), developed for the vehicle, and or to some limited-production The treadwear grade is a have them properly installed by a tires. comparative rating based on the GM certified technician. wear rate of the tire when tested While the tires available on under controlled conditions on a General Motors passenger cars 0 specified government test See Buying New Tires 289 and and light trucks may vary with course. For example, a tire Accessories and Modifications respect to these grades, they 0 242. graded 150 would wear one and must also conform to federal one-half (1½) times as well on Uniform Tire Quality safety requirements and the government course as a tire additional General Motors Tire graded 100. The relative Grading Performance Criteria (TPC) performance of tires depends The following information relates standards. upon the actual conditions of to the system developed by the their use, however, and may United States National Highway depart significantly from the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

292 Vehicle Care norm due to variations in driving Temperature underinflation, or excessive habits, service practices and The temperature grades are A loading, either separately or in differences in road (the highest), B, and C, combination, can cause heat characteristics and climate. representing the tire's resistance buildup and possible tire failure. Traction to the generation of heat and its ability to dissipate heat when Wheel Alignment and Tire The traction grades, from tested under controlled Balance highest to lowest, are AA, A, B, conditions on a specified indoor and C. Those grades represent The tires and wheels were aligned laboratory test wheel. Sustained the tire's ability to stop on wet and balanced at the factory to high temperature can cause the provide the longest tire life and best pavement as measured under material of the tire to degenerate overall performance. Adjustments to controlled conditions on and reduce tire life, and wheel alignment and tire balancing specified government test excessive temperature can lead are not necessary on a regular surfaces of asphalt and to sudden tire failure. The grade basis. Consider an alignment check concrete. A tire marked C may if there is unusual tire wear or the C corresponds to a level of have poor traction performance. vehicle is significantly pulling to one performance which all Warning: The traction grade side or the other. Some slight pull to passenger car tires must meet assigned to this tire is based on the left or right, depending on the under the Federal Motor Safety straight-ahead braking traction crown of the road and/or other road Standard No. 109. Grades B and tests, and does not include surface variations such as troughs A represent higher levels of or ruts, is normal. If the vehicle is acceleration, cornering, performance on the laboratory vibrating when driving on a smooth hydroplaning, or peak traction test wheel than the minimum road, the tires and wheels may need characteristics. required by law. Warning: The to be rebalanced. See your dealer temperature grade for this tire is for proper diagnosis. established for a tire that is properly inflated and not overloaded. Excessive speed, Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 293 Wheel Replacement Used Replacement Wheels { Warning Replace any wheel that is bent, cracked, or badly rusted or Using the wrong replacement { Warning corroded. If wheel nuts keep coming wheels, wheel bolts, or wheel Replacing a wheel with a used loose, the wheel, wheel bolts, and nuts can be dangerous. It could one is dangerous. How it has wheel nuts should be replaced. affect the braking and handling of been used or how far it has been If the wheel leaks air, replace it. the vehicle. Tires can lose air, driven may be unknown. It could Some aluminum wheels can be and cause loss of control, causing fail suddenly and cause a crash. repaired. See your dealer if any of a crash. Always use the correct When replacing wheels, use a these conditions exist. wheel, wheel bolts, and wheel new GM original equipment nuts for replacement. Your dealer will know the kind of wheel. wheel that is needed. Each new wheel should have the same load-carrying capacity, Caution Tire Chains diameter, width, offset, and be mounted the same way as the one it The wrong wheel can also cause { Warning replaces. problems with bearing life, brake If the vehicle has 245/45R18 or Replace wheels, wheel bolts, wheel cooling, speedometer or 245/40R19 size tires, do not use nuts, or Tire Pressure Monitor odometer calibration, headlamp System (TPMS) sensors with new aim, bumper height, vehicle tire chains. There is not enough GM original equipment parts. ground clearance, and tire or tire clearance. Tire chains used on a chain clearance to the body and vehicle without the proper amount chassis. of clearance can cause damage to the brakes, suspension, or other vehicle parts. The area damaged by the tire chains could (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

294 Vehicle Care If a front tire fails, the flat tire Warning (Continued) Caution (Continued) creates a drag that pulls the vehicle toward that side. Take your foot off cause loss of control and a crash. inner sidewall. Use chains that the accelerator pedal and grip the Use another type of traction are the proper size for the tires. steering wheel firmly. Steer to device only if its manufacturer Install them on the tires of the maintain lane position, and then recommends it for the vehicle's front axle. Don't use chains on the gently brake to a stop, well off the tire size combination and road tires of the rear axle. Tighten road, if possible. conditions. Follow that them as tightly as possible with A rear blowout, particularly on a manufacturer's instructions. To the ends securely fastened. Drive curve, acts much like a skid and avoid vehicle damage, drive slow slowly and follow the chain may require the same correction as and readjust or remove the manufacturer's instructions. If the used in a skid. Stop pressing the traction device if it contacts the chains contact the vehicle, stop accelerator pedal and steer to vehicle. Do not spin the wheels. If and retighten them. If the contact straighten the vehicle. It may be traction devices are used, install continues, slow down until it very bumpy and noisy. Gently brake them on the front tires. stops. Driving too fast or spinning to a stop, well off the road, the wheels with chains on will if possible. damage the vehicle. Caution { Warning If a Tire Goes Flat If the vehicle is equipped with a Driving on a flat tire will cause tire size other than 245/45R18 or It is unusual for a tire to blow out permanent damage to the tire. 245/40R19, use tire chains only while driving, especially if the tires Re-inflating a tire after it has been are maintained properly. See Tires driven on while severely where legal and only when 0 necessary. Use low profile chains 274. If air goes out of a tire, it is underinflated or flat may cause a much more likely to leak out slowly. that add no more than 12 mm blowout and a serious crash. But if there is ever a blowout, here Never attempt to re-inflate a tire thickness to the tire tread and are a few tips about what to expect (Continued) and what to do: (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 295 If a tire goes flat, avoid further tire Warning (Continued) and wheel damage by driving slowly Warning (Continued) to a level place, well off the road, that has been driven on while if possible. Turn on the hazard 5. Place wheel blocks, severely underinflated or flat. warning flashers. See Hazard if equipped, on both sides of Have your dealer or an authorized Warning Flashers 0 162. the tire at the opposite tire service center repair or corner of the tire being changed. replace the flat tire as soon as { Warning possible. Changing a tire can be This vehicle may come with a jack dangerous. The vehicle can slip and spare tire or a tire sealant and compressor kit. To use the jacking { Warning off the jack and roll over or fall causing injury or death. Find a equipment to change a spare tire level place to change the tire. To safely, follow the instructions below. Lifting a vehicle and getting under 0 it to do maintenance or repairs is help prevent the vehicle from Then see Tire Changing 309. To use the tire sealant and compressor dangerous without the moving: kit, see Tire Sealant and appropriate safety equipment and 1. Set the parking brake firmly. Compressor Kit 0 296 or Tire training. If a jack is provided with Sealant and Compressor Kit 0 302. the vehicle, it is designed only for 2. Put an automatic transmission in P (Park) or a changing a flat tire. If it is used for When the vehicle has a flat tire (2), manual transmission in anything else, you or others could use the following example as a 1 (First) or R (Reverse). be badly injured or killed if the guide to assist you in the placement vehicle slips off the jack. If a jack 3. Turn off the engine and do of wheel blocks (1), if equipped. is provided with the vehicle, only not restart while the vehicle use it for changing a flat tire. is raised. 4. Do not allow passengers to remain in the vehicle. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

296 Vehicle Care

Warning (Continued) { Warning

which cannot be seen or smelled. Storing the tire sealant and It can cause unconsciousness compressor kit or other and even death. Never run the equipment in the passenger engine in an enclosed area that compartment of the vehicle could has no fresh air ventilation. For cause injury. In a sudden stop or more information, see Engine collision, loose equipment could 0 1. Wheel Block (If Equipped) Exhaust 193. strike someone. Store the tire sealant and compressor kit in its 2. Flat Tire original location. The following information explains how to repair or change a tire. { Warning If this vehicle has a tire sealant and Tire Sealant and Overinflating a tire could cause compressor kit, there may not be a the tire to rupture and you or spare tire or tire changing Compressor Kit others could be injured. Be sure equipment, and on some vehicles Your vehicle may have one of the to read and follow the tire sealant there may not be a place to store two inflator kits described following. and compressor kit instructions a tire. and inflate the tire to its The tire sealant and compressor { Warning recommended pressure. Do not can be used to temporarily seal exceed the recommended punctures up to 4 mm (0.16 in) in Idling a vehicle in an enclosed pressure. the tread area of the tire. It can also area with poor ventilation is be used to inflate an dangerous. Engine exhaust may underinflated tire. enter the vehicle. Engine exhaust If the tire has been separated from contains carbon monoxide (CO) the wheel, has damaged sidewalls, (Continued) or has a large puncture, the tire is too severely damaged for the tire Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 297 sealant and compressor kit to be Tire Sealant If a tire goes flat, avoid further tire effective. See Roadside Assistance and wheel damage by driving slowly Read and follow the safe handling Program 0 350. to a level place. Turn on the hazard instructions on the label adhered to warning flashers. See Hazard Read and follow all of the tire the tire sealant canister (1). 0 sealant and compressor kit Warning Flashers 162. Check the tire sealant expiration instructions. See If a Tire Goes Flat 0 294 for date on the tire sealant canister. other important safety warnings. The kit includes: The tire sealant canister (1) should be replaced before its expiration Do not remove any objects that date. Replacement tire sealant have penetrated the tire. canisters are available at your local 1. Remove the tire sealant dealer. canister (1) and compressor (4) There is only enough sealant to seal from its storage location. one tire. After usage, the tire sealant See Storing the Tire Sealant canister must be replaced. and Compressor Kit (With Subwoofer) 0 308 or Storing Using the Tire Sealant and the Tire Sealant and Compressor Kit to Temporarily Compressor Kit (Without Seal and Inflate a Subwoofer) 0 309. Punctured Tire 2. Remove the sealant/air hose When using the tire sealant and (6) and the power plug (5) from 1. Tire Sealant Canister compressor kit during cold the bottom of the 2. Sealant Canister Inlet Valve temperatures, warm the kit in a compressor (4). 3. Pressure Gauge heated environment for five minutes. 3. Place the compressor on the 4. Compressor This will help to inflate the tire ground near the flat tire. 5. Power Plug faster. 6. Sealant/Air Hose 7. On/Off Button Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

298 Vehicle Care Do not pinch the power plug cord in the door or window. 8. Start the vehicle. The vehicle must be running while using the air compressor. 9. Press the on/off button (7) to turn the tire sealant and compressor kit on. The compressor will inject sealant and air into the tire. The pressure gauge (3) will 4. Remove the plug from the 6. Remove the protective cap and initially show a high pressure sealant canister inlet valve (2) attach the sealant/air hose (6) while the compressor pushes and from the sealant to the tire valve stem by turning the sealant into the tire. Once canister (1). it clockwise until tight. the sealant is completely Screw the sealant canister (1) 7. Plug the power plug (5) into the dispersed into the tire, the onto the sealant canister inlet accessory power outlet in the pressure will quickly drop and valve (2) without removing the vehicle. Unplug all items from start to rise again as the tire tinfoil from the canister. other accessory power outlets. inflates with air only. 0 5. Remove the valve stem cap See Power Outlets 120. 10. Inflate the tire to the from the flat tire by turning it If the vehicle has an accessory recommended inflation counterclockwise. power outlet, do not use the pressure using the pressure cigarette lighter. gauge (3). The recommended Make sure the tire valve stem inflation pressure can be found is positioned close to the If the vehicle only has a on the Tire and Loading ground so the hose will cigarette lighter, use the Information label. See Tire reach it. cigarette lighter. Pressure 0 281. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 299 The pressure gauge (3) may The tire is not sealed and will Tire Sealant and Compressor read higher than the actual tire continue to leak air until the Kit without Sealant to Inflate a pressure while the compressor vehicle is driven and the Tire (Not Punctured).” is on. Turn the compressor off sealant is distributed in the tire. If the tire pressure has fallen to get an accurate pressure Therefore, Steps 12–14 must more than 68 kPa (10 psi) reading. The compressor may be done immediately after below the recommended be turned on/off until the Step 11. inflation pressure, stop driving correct pressure is reached. Be careful while handling the the vehicle. The tire is too tire sealant and compressor kit severely damaged and the tire Caution as it could be warm after sealant cannot seal the tire. usage. See Roadside Assistance If the recommended pressure Program 0 350. cannot be reached after 12. Unplug the power plug (5) from approximately 10 minutes, the the accessory power outlet in If the tire pressure has not vehicle should not be driven the vehicle. dropped more than 68 kPa farther. The tire is too severely 13. Turn the sealant/air hose (6) (10 psi) from the recommended inflation pressure, inflate the damaged and the tire sealant and counterclockwise to remove it tire to the recommended compressor kit cannot inflate the from the tire valve stem. inflation pressure by using the tire. Remove the power plug from 14. Replace the tire valve compressor to increase the the accessory power outlet and stem cap. pressure or turn the air release unscrew the inflating hose from 15. Immediately drive the vehicle valve counterclockwise at the the tire valve. See Roadside 8 km (5 mi) but not longer than air filler hose to decrease the Assistance Program 0 350. 10 minutes to distribute the pressure. sealant in the tire. 11. Press the on/off button (7) to 16. Stop at a safe location and turn the tire sealant and check the tire pressure. Refer compressor kit off. to Steps 1–10 under “Using the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

300 Vehicle Care 22. After temporarily sealing a tire 4. Compressor using the tire sealant and 5. Power Plug compressor kit, take the 6. Sealant/Air Hose vehicle to an authorized dealer 7. On/Off Button within 161 km (100 mi) of driving to have the tire repaired If a tire goes flat, avoid further tire or replaced. and wheel damage by driving slowly 17. If the flat tire was able to inflate to a level place. Turn on the hazard to the recommended inflation Using the Tire Sealant and warning flashers. See Hazard pressure, remove the Compressor Kit without Warning Flashers 0 162. maximum speed label from the Sealant to Inflate a Tire (Not sealant canister and place it in See If a Tire Goes Flat 0 294 for a highly visible location. Punctured) other important safety warnings. Do not exceed the speed on The kit includes: 1. Remove the compressor from this label until the damaged tire its storage location. is repaired or replaced. See Storing the Tire Sealant and Compressor Kit (With 18. The sealant canister cannot be Subwoofer) 0 308 or Storing removed from the compressor. the Tire Sealant and See your dealer to have the Compressor Kit (Without canister replaced. Subwoofer) 0 309. 19. Return the sealant/air hose (6) 2. Remove the sealant/air hose and power plug (5) back to (6) and the power plug (5) from their original storage location. the bottom of the compressor. 20. Store the tire sealant and 3. Place the compressor on the compressor kit in the load ground near the flat tire. compartment. 21. Wipe off any sealant from the 1. Tire Sealant Canister wheel, tire, or vehicle. 2. Sealant Canister Inlet Valve 3. Pressure Gauge Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 301 Make sure the tire valve stem 8. Press the on/off button (7) to is positioned close to the turn the tire sealant and Caution (Continued) ground so the hose will compressor kit on. reach it. vehicle should not be driven The compressor will inflate the farther. The tire is too severely 4. Remove the valve stem cap tire with air only. damaged and the tire sealant and from the flat tire by turning it 9. Inflate the tire to the compressor kit cannot inflate the counterclockwise. recommended inflation tire. Remove the power plug from 5. Attach the sealant/air hose (6) pressure using the pressure the accessory power outlet and to the tire valve stem by turning gauge (3). The recommended unscrew the inflating hose from it clockwise until tight. inflation pressure can be found the tire valve. See Roadside 0 6. Plug the power plug (5) into the on the Tire and Loading Assistance Program 350. accessory power outlet in the Information label. See Tire Pressure 0 281. vehicle. Unplug all items from 10. Press the on/off button (7) to other accessory power outlets. The pressure gauge (3) may turn the tire sealant and See Power Outlets 0 120. read higher than the actual tire compressor kit off. If the vehicle has an accessory pressure while the compressor is on. Turn the compressor off Be careful while handling the power outlet, do not use the compressor as it could be cigarette lighter. to get an accurate pressure reading. The compressor may warm after usage. If the vehicle only has a be turned on/off until the 11. Unplug the power plug (5) from cigarette lighter, use the correct pressure is reached. the accessory power outlet in cigarette lighter. the vehicle. Do not pinch the power plug Caution 12. Turn the sealant/air hose (6) cord in the door or window. counterclockwise to remove it If the recommended pressure from the tire valve stem. 7. Start the vehicle. The vehicle cannot be reached after must be running while using approximately 10 minutes, the 13. Replace the tire valve the air compressor. stem cap. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

302 Vehicle Care 14. Return the sealant/air hose (6) and power plug (5) back to Warning (Continued) Warning (Continued) their original storage location. has no fresh air ventilation. For cause injury. In a sudden stop or 15. Return the equipment to its more information, see Engine collision, loose equipment could original storage location in the Exhaust 0 193. strike someone. Store the tire vehicle. sealant and compressor kit in its The tire sealant and compressor kit original location. has accessory adapters located in a compartment on the bottom of its { Warning If this vehicle has a tire sealant and housing that can be used to inflate Overinflating a tire could cause compressor kit, there may not be a air mattresses, balls, etc. the tire to rupture and you or spare tire or tire changing others could be injured. Be sure equipment, and on some vehicles Tire Sealant and to read and follow the tire sealant there may not be a place to store Compressor Kit and compressor kit instructions a tire. and inflate the tire to its The tire sealant and compressor { Warning recommended pressure. Do not can be used to temporarily seal exceed the recommended punctures up to 6 mm (0.25 in) in Idling a vehicle in an enclosed pressure. the tread area of the tire. It can also area with poor ventilation is be used to inflate an dangerous. Engine exhaust may underinflated tire. enter the vehicle. Engine exhaust If the tire has been separated from contains carbon monoxide (CO) { Warning the wheel, has damaged sidewalls, which cannot be seen or smelled. Storing the tire sealant and or has a large puncture, the tire is It can cause unconsciousness compressor kit or other too severely damaged for the tire and even death. Never run the equipment in the passenger sealant and compressor kit to be engine in an enclosed area that compartment of the vehicle could effective. See Roadside Assistance (Continued) Program 0 350. (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 303 Read and follow all of the tire Using the Tire Sealant and sealant and compressor kit Compressor Kit to Temporarily instructions. Seal and Inflate a The kit includes: 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 10. Power Plug and wheel damage by driving slowly 11. Air Only Hose to a level place. Turn on the hazard Tire Sealant warning flashers. See Hazard Warning Flashers 0 162. Read and follow the safe handling See If a Tire Goes Flat 0 294 for instructions on the label adhered to other important safety warnings. 1. Tire Sealant Canister the tire sealant canister (1). Do not remove any objects that 2. Sealant/Air Hose Check the tire sealant expiration have penetrated the tire. 3. Base of Sealant Canister date on the tire sealant canister. 4. Sealant Canister Inlet Valve The tire sealant canister (1) should 1. Remove the tire sealant 5. Pressure Gauge be replaced before its expiration canister (1) and compressor 6. Pressure Deflation Button date. Replacement tire sealant from its storage location. 7. Compressor canisters are available at your local See Storing the Tire Sealant 8. On/Off Button dealer. and Compressor Kit (With Subwoofer) 0 308 9. Slot on Top of Compressor There is only enough sealant to seal one tire. After usage, the tire sealant canister must be replaced. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

304 Vehicle Care or Storing the Tire Sealant and Compressor Kit (Without Subwoofer) 0 309. 2. Remove the air only hose (11) and the power plug (10) from the bottom of the compressor. 3. Place the compressor on the ground near the flat tire.

5. Slide the base of the tire 7. Attach the sealant/air hose (2) sealant canister (3) into the slot to the tire valve stem by turning on the top of the compressor it clockwise until tight. (9) to hold it upright. 8. Plug the power plug (10) into Make sure the tire valve stem the accessory power outlet in is positioned close to the the vehicle. Unplug all items ground so the hose will from other accessory power reach it. outlets. See Power Outlets 0 6. Remove the valve stem cap 120. 4. Attach the air only hose (11) to from the flat tire by turning it If the vehicle has an accessory the sealant canister inlet counterclockwise. power outlet, do not use the valve (4) by turning it clockwise cigarette lighter. until tight. If the vehicle only has a cigarette lighter, use the cigarette lighter. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 305 Do not pinch the power plug The pressure gauge (5) may The tire is not sealed and will cord in the door or window. read higher than the actual tire continue to leak air until the 9. Start the vehicle. The vehicle pressure while the compressor vehicle is driven and the must be running while using is on. Turn the compressor off sealant is distributed in the tire. the air compressor. to get an accurate pressure Therefore, Steps 13–21 must reading. The compressor may be done immediately after 10. Press the on/off button (8) to be turned on/off until the Step 12. turn the tire sealant and correct pressure is reached. compressor kit on. Be careful while handling the tire sealant and compressor kit The compressor will inject Caution as it could be warm after sealant and air into the tire. usage. If the recommended pressure The pressure gauge (5) will cannot be reached after 13. Unplug the power plug (10) initially show a high pressure approximately 25 minutes, the from the accessory power while the compressor pushes vehicle should not be driven outlet in the vehicle. the sealant into the tire. Once the sealant is completely farther. The tire is too severely 14. Turn the sealant/air hose (2) dispersed into the tire, the damaged and the tire sealant and counterclockwise to remove it pressure will quickly drop and compressor kit cannot inflate the from the tire valve stem. start to rise again as the tire tire. Remove the power plug from 15. Replace the tire valve inflates with air only. the accessory power outlet and stem cap. unscrew the inflating hose from 11. Inflate the tire to the 16. Remove the tire sealant the tire valve. See Roadside recommended inflation canister (1) from the slot on top Assistance Program 0 350. pressure using the pressure of the compressor (9). gauge (5). The recommended 17. Turn the air only hose (11) inflation pressure can be found 12. Press the on/off button (8) to counterclockwise to remove it on the Tire and Loading turn the tire sealant and from the tire sealant canister Information label. See Tire compressor kit off. inlet valve (4). Pressure 0 281. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

306 Vehicle Care 18. Turn the sealant/air hose (2) 22. Immediately drive the vehicle 24. Wipe off any sealant from the clockwise onto the sealant 8 km (5 mi) to distribute the wheel, tire, or vehicle. canister inlet valve (4) to sealant in the tire. 25. Dispose of the used tire prevent sealant leakage. 23. Stop at a safe location and sealant canister (1) at a local 19. Return the air only hose (11) check the tire pressure. Refer dealer or in accordance with and power plug (10) back to to Steps 1–10 under “Using the local state codes and practices. their original storage location. Tire Sealant and Compressor 26. Replace it with a new canister Kit without Sealant to Inflate a available from your dealer. Tire (Not Punctured).” 27. After temporarily sealing a tire If the tire pressure has fallen using the tire sealant and more than 68 kPa (10 psi) compressor kit, take the below the recommended vehicle to an authorized dealer inflation pressure, stop driving within 161 km (100 mi) of the vehicle. The tire is too driving to have the tire repaired 20. If the flat tire was able to inflate severely damaged and the tire or replaced. to the recommended inflation sealant cannot seal the tire. pressure, remove the See Roadside Assistance maximum speed label from the Program 0 350. sealant canister and place it in If the tire pressure has not a highly visible location. dropped more than 68 kPa Do not exceed the speed on (10 psi) from the recommended this label until the damaged tire inflation pressure, inflate the is repaired or replaced. tire to the recommended 21. Return the equipment to its inflation pressure. original storage location in the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 307 Using the Tire Sealant and 2. Remove the air only hose (11) Compressor Kit without and the power plug (10) from Sealant to Inflate a Tire (Not the bottom of the compressor. Punctured) 3. Place the compressor on the The kit includes: ground near the flat tire. Make sure the tire valve stem is positioned close to the ground so the hose will reach it. 4. Remove the valve stem cap from the flat tire by turning it 10. Power Plug counterclockwise. 11. Air Only Hose 5. Attach the air only hose (11) to If a tire goes flat, avoid further tire the tire valve stem by turning it and wheel damage by driving slowly clockwise until tight. to a level place. Turn on the hazard warning flashers. See Hazard 6. Plug the power plug (10) into Warning Flashers 0 162. the accessory power outlet in the vehicle. Unplug all items 1. Tire Sealant Canister See If a Tire Goes Flat 0 294 for from other accessory power 2. Sealant/Air Hose other important safety warnings. outlets. See Power Outlets 3. Base of Sealant Canister 1. Remove the compressor from 0 120. 4. Sealant Canister Inlet Valve its storage location. 5. Pressure Gauge If the vehicle has an accessory See Storing the Tire Sealant power outlet, do not use the 6. Pressure Deflation Button and Compressor Kit (With cigarette lighter. 7. Compressor Subwoofer) 0 308 or Storing 8. On/Off Button the Tire Sealant and If the vehicle only has a 9. Slot on Top of Compressor Compressor Kit (Without cigarette lighter, use the Subwoofer) 0 309. cigarette lighter. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

308 Vehicle Care 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 (11) must be running while using cannot be reached after and power plug (10) back to the air compressor. approximately 25 minutes, the their original storage location. 8. Press the on/off button (8) 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 air mattresses, balls, etc. pressure using the pressure Assistance Program 0 350. gauge (5). The recommended inflation pressure can be found Storing the Tire Sealant on the Tire and Loading 10. Press the on/off button (8) to and Compressor Kit (With Information label. See Tire turn the tire sealant and Subwoofer) Pressure 0 281. compressor kit off. To access the tire sealant and Be careful while handling the The pressure gauge (5) may compressor kit: read higher than the actual tire compressor as it could be pressure while the compressor warm after usage. 1. Open the liftgate. See Liftgate 0 42. is on. Turn the compressor off 11. Unplug the power plug (10) to get an accurate pressure from the accessory power 2. Lift the cover. reading. The compressor may outlet in the vehicle. be turned on/off until the correct pressure is reached. 12. Turn the air only hose (11) counterclockwise to remove it from the tire valve stem. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 309 Tire Changing Removing the Spare Tire and Tools

3. Remove the compressor (1) 3. Turn the wing nut and the tire sealant counterclockwise to remove the canister (2). tire sealant and compressor To store the tire sealant and kit bag. compressor kit, reverse the steps. 4. Remove the tire sealant and compressor kit from the bag. 1. Jack 2. Wrench Storing the Tire Sealant To store the tire sealant and and Compressor Kit compressor kit, reverse the steps. 3. Tow Hook (If Equipped) 4. Extension Bolt (Without Subwoofer) 5. Insulator Pad (If Equipped) To access the tire sealant and To access the spare tire and tools: compressor kit: 1. Open the liftgate. 1. Open the liftgate. See Liftgate 0 42. 2. Remove the spare tire cover. 2. Lift the cover. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

310 Vehicle Care 3. Turn the retainer nut 4. Turn the wheel wrench counterclockwise and remove counterclockwise to loosen all the spare tire. Place the spare the wheel nuts, but do not tire next to the tire being remove them yet. changed. 5. Place the jack near the flat tire. 4. The jack and tools are stored 6. Put the compact spare tire below the spare tire. Remove near you. them from their container and place them near the tire being changed. { Warning Removing the Flat Tire and Getting under a vehicle when it is lifted on a jack is dangerous. Installing the Spare Tire 3. Remove the wheel cover, If the vehicle slips off the jack, 1. Do a safety check before if equipped. you could be badly injured or proceeding. See If a Tire Goes killed. Never get under a vehicle Flat 0 294. when it is supported only by 2. Remove the wheel nut caps, a jack. if equipped.

{ Warning

Raising the vehicle with the jack improperly positioned can damage the vehicle and even make the vehicle fall. To help avoid personal injury and vehicle (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 311 8. Place the jack under the by a notch in the vertical Warning (Continued) vehicle. bottom edge of the body side sheet metal. damage, be sure to fit the jack lift head into the proper location Caution The notches in the jack must before raising the vehicle. align with the notch in the Make sure that the jack lift head rocker pinch weld. The jack lift is in the correct position or you head lifts on the inward side of may damage your vehicle. The the pinch weld flange. { Warning repairs would not be covered by your warranty. The jack must not be used in Lifting a vehicle and getting under any other position. it to do maintenance or repairs is dangerous without the appropriate safety equipment and training. If a jack is provided with the vehicle, it is designed only for changing a flat tire. If it is used for anything else, you or others could be badly injured or killed if the vehicle slips off the jack. If a jack is provided with the vehicle, only use it for changing a flat tire.

7. Attach the wrench to the jack 10. Raise the vehicle by turning the 9. Position the jack lift head at the by fitting the hex end of the jack handle clockwise. Raise jack location nearest the flat wrench over the hex head of the vehicle far enough off the tire. The location is indicated the jack. ground so there is enough room for the road tire to clear the ground. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

312 Vehicle Care

Warning (Continued) { Warning

towel can be used; however, use Never use oil or grease on bolts a scraper or wire brush later to or nuts because the nuts might remove all rust or dirt. come loose. The vehicle's wheel could fall off, causing a crash.

15. Reinstall the wheel nuts. Tighten each nut by hand until the wheel is held against the hub. 11. Remove all of the wheel nuts. 16. Lower the vehicle by turning 12. Remove the flat tire. the jack handle counterclockwise. { Warning { Warning Rust or dirt on a wheel, or on the parts to which it is fastened, can Wheel nuts that are improperly or incorrectly tightened can cause make wheel nuts become loose 13. Remove any rust or dirt from the wheels to become loose or after time. The wheel could come the wheel bolts, mounting come off. The wheel nuts should off and cause an accident. When surfaces, and spare wheel. changing a wheel, remove any be tightened with a torque wrench 14. Place the compact spare tire to the proper torque specification rust or dirt from places where the on the wheel-mounting surface. wheel attaches to the vehicle. In after replacing. Follow the torque an emergency, a cloth or a paper specification supplied by the aftermarket manufacturer when (Continued) (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 313

Warning (Continued) Caution

using accessory locking wheel Wheel covers will not fit on the nuts. See Capacities and vehicle's compact spare. If you try Specifications 0 344 for original to put a wheel cover on the equipment wheel nut torque compact spare, the cover or the specifications. spare could be damaged.

Storing a Flat or Spare Tire Caution and Tools

Improperly tightened wheel nuts 17. Tighten the wheel nuts firmly in { Warning can lead to brake pulsation and a crisscross sequence, as rotor damage. To avoid expensive shown. Storing a jack, a tire, or other brake repairs, evenly tighten the 18. Lower the jack all the way and equipment in the passenger wheel nuts in the proper remove the jack from under the compartment of the vehicle could sequence and to the proper vehicle. cause injury. In a sudden stop or torque specification. See collision, loose equipment could Capacities and Specifications 19. Tighten the wheel nuts firmly strike someone. Store all these in with the wheel wrench. 0 344 for the wheel nut torque the proper place. specification. When reinstalling the wheel cover or center cap on the full-size tire, Storing a Flat or Spare Tire and tighten all five plastic caps hand Tools with a Screw in Fastener snug, then tighten them with the wheel wrench an additional 1. Remove the extension bolt one-quarter turn. from the foam holder. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

314 Vehicle Care 7. Place the floor cover on the vehicle. The compact spare tire is wheel. designed for temporary use only. The compact spare is for temporary The vehicle will perform differently use only. Replace the compact with the spare tire installed and it is spare tire with a full-size tire as recommended that the vehicle soon as you can. speed be limited to 80 km/h (50 mph). To conserve the tread of the spare tire, have the standard tire Compact Spare 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, 2. Screw the extension bolt onto compact spare tire at a time could the AWD (if equipped), ABS, and the end of the spare tire stow result in loss of braking and Traction Control systems may engage until the spare tire is bolt by hand. handling. This could lead to a recognized by the vehicle, crash and you or others could be 3. Replace the foam, jack, and especially on slippery roads. Adjust tools in their original storage injured. Use only one compact driving to reduce possible location. spare tire at a time. wheel slip. 4. Remove the insulator pad, if equipped, and place it over If this vehicle has a compact spare Caution the foam holder to protect the tire, it was fully inflated when new; wheel of the flat tire from however, it can lose air over time. When the compact spare is the jack. Check the inflation pressure installed, do not take the vehicle 5. Place the tire over the regularly. It should be 420 kPa through an automatic car wash extension bolt facing up. (60 psi). with guide rails. The compact spare can get caught on the rails 6. Turn the retainer nut clockwise Stop as soon as possible and check which can damage the tire, wheel, to secure the tire. that the spare tire is correctly inflated after being installed on the and other parts of the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 315 Do not use the compact spare on Jump Starting other vehicles. Warning (Continued) Do not mix the compact spare tire or Jump Starting - North HANDLING. For more information wheel with other wheels or tires. America go to www.P65Warnings.ca.gov/ They will not fit. Keep the spare tire passenger-vehicle. and its wheel together. For more information about the vehicle battery, see Battery - North Caution America 0 260. See California Proposition 65 Warning 0 241 and the back If the battery has run down, try to cover. Tire chains will not fit the compact use another vehicle and some spare. Using them can damage jumper cables to start your vehicle. the vehicle and the chains. Do not Be sure to use the following steps to { Warning use tire chains on the compact do it safely. spare. Batteries can hurt you. They can be dangerous because: { Warning . They contain acid that can WARNING: Battery posts, burn you. terminals, and related . They contain gas that can accessories contain lead and lead explode or ignite. compounds, chemicals known to . They contain enough the State of California to cause electricity to burn you. cancer and birth defects or other reproductive harm. Batteries also If you do not follow these steps contain other chemicals known to exactly, some or all of these the State of California to cause things can hurt you. cancer. WASH HANDS AFTER (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

316 Vehicle Care The jump start positive terminal (3) Caution and negative terminal (4) are on the battery of the vehicle providing the Ignoring these steps could result jump start. in costly damage to the vehicle that would not be covered by the The positive jump start connection vehicle warranty. Trying to start for the discharged battery is under a the vehicle by pushing or pulling it cover. Remove the cover to expose will not work, and it could damage the terminal. the vehicle. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. 3.6L V6 Engine Caution 1. Discharged Remote Battery Positive Terminal If the other vehicle does not have 2. Discharged Remote Battery a 12-volt system with a negative Negative Ground Terminal ground, both vehicles can be 3. Good Battery Positive damaged. Only use a vehicle that Terminal has a 12-volt system with a 4. Good Battery Negative negative ground for jump starting. Terminal The jump start remote positive 2. Position the two vehicles so 2.0L L4 Turbo Engine terminal (1) and the remote negative that they are not touching. ground terminal (2) for the 3. Set the parking brake firmly discharged battery are in the engine and shift to P (Park). See compartment on the driver side of Shifting Into Park 0 191. the vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 317 6. Connect the other end of the Caution { Warning red positive (+) cable to the positive (+) terminal of the good If any accessories are left on or Using a match near a battery can battery. plugged in during the jump cause battery gas to explode. starting procedure, they could be People have been hurt doing this, 7. Connect one end of the black damaged. The repairs would not and some have been blinded. negative (–) cable to the be covered by the vehicle Use a flashlight if you need more negative (–) terminal of the warranty. Whenever possible, turn light. good battery. 8. Connect the other end of the off or unplug all accessories on Battery fluid contains acid that black negative ( ) cable to the either vehicle when jump starting. can burn you. Do not get it on – remote negative (–) ground you. If you accidentally get it in terminal for the discharged 4. Turn the ignition off. Turn off all your eyes or on your skin, flush battery. lights and accessories in both the place with water and get vehicles, except the hazard medical help immediately. 9. Start the engine in the vehicle warning flashers if needed. with the good battery and run the engine at idle speed for at { Warning least four minutes. { Warning 10. Try to start the vehicle that had An electric fan can start up even the dead battery. If it will not Fans or other moving engine when the engine is not running start after a few tries, it parts can injure you badly. Keep and can injure you. Keep hands, probably needs service. clothing, and tools away from any your hands away from moving underhood electric fan. parts once the engine is running.

5. Connect one end of the red positive (+) cable to the remote positive (+) terminal on the discharged battery. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

318 Vehicle Care

Caution Towing the Vehicle

If the jumper cables are Caution connected or removed in the wrong order, electrical shorting Incorrectly towing a disabled may occur and damage the vehicle may cause damage. The vehicle. The repairs would not be damage would not be covered by covered by the vehicle warranty. the vehicle warranty. Always connect and remove the Do not lash or hook to jumper cables in the correct order, suspension components. Use the making sure that the cables do proper straps around the tires to not touch each other or other secure the vehicle. The vehicle is equipped with metal. specific attachment points to be Have the vehicle towed on a wheel used by the towing provider. These Jumper Cable Removal lift tow truck or flatbed car carrier. holes may be used to pull the Reverse the sequence exactly when If a wheel lift tow truck is used, the vehicle from a flat road surface onto removing the jumper cables. drive wheels cannot contact the the flatbed tow truck. road while the vehicle is being After starting the disabled vehicle Consult your dealer or a towed. A wheel dolly must be used professional towing service if the and removing the jumper cables, to lift all drive wheels off the ground. allow it to idle for several minutes. disabled vehicle must be towed. Recreational Vehicle Towing Recreational vehicle towing means towing the vehicle behind another vehicle, such as behind a motor home. The two most common types Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 319 of recreational vehicle towing are . Is the vehicle ready to be known as dinghy towing and dolly towed? Just as preparing the Caution (Continued) towing. Dinghy towing is towing the vehicle for a long trip, make sure vehicle with all four wheels on the the vehicle is prepared to be warranty. Do not tow the vehicle ground. Dolly towing is towing the towed. with all four wheels on the vehicle with two wheels on the ground. ground and two wheels up on a Dinghy Towing device known as a dolly. Vehicles with an automatic Here are some important things to transmission should not be towed consider before recreational vehicle with all four wheels on the ground. towing: If the vehicle must be towed, a dolly should be used. See the information . What is the towing capacity of on dolly towing later in this section. the towing vehicle? Be sure to read the tow vehicle Dinghy Towing from the Rear manufacturer's recommendations. . What is the distance that will be traveled? Some vehicles have restrictions on how far and how long they can tow. Caution . Is the proper towing equipment going to be used? See your If the vehicle is towed with all four dealer or trailering professional wheels on the ground, the for additional advice and drivetrain components could be equipment recommendations. damaged. The repairs would not be covered by the vehicle (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

320 Vehicle Care The vehicle was not designed to be 3. Shift the transmission into Dolly Towing from the Front towed from the rear with all four P (Park). (All-Wheel Drive) wheels on the ground. 4. Firmly set the parking brake. Dolly Towing from the Front 5. Use an adequate clamping (Front-Wheel Drive) device designed for towing to ensure that the front wheels are locked into the straight-ahead position. 6. Secure the vehicle to the dolly following the manufacturer's instructions. 7. Release the parking brake only after the vehicle being towed is firmly attached to the towing vehicle. Vehicles with all-wheel drive cannot 8. Turn the ignition off. be dolly towed.

Vehicles with front-wheel drive can be dolly towed from the front. To dolly tow the vehicle from the front: 1. Attach the dolly to the tow vehicle following the dolly manufacturer's instructions. 2. Drive the front wheels onto the dolly. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 321 Dolly Towing from the Rear 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 0 340. Caution Washing the Vehicle Avoid using high-pressure To preserve the vehicle's finish, The vehicle cannot be dolly towed wash it often and out of direct washes closer than 30 cm (12 in) from the rear. sunlight. to the surface of the vehicle. Use of power washers exceeding 8,274 kPa (1,200 psi) can result Caution in damage or removal of paint 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) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

322 Vehicle Care have the damage assessed and Caution (Continued) repaired. Foreign materials such as Caution calcium chloride and other salts, ice This could cause damage that melting agents, road oil and tar, tree Machine compounding or would not be covered by the sap, bird droppings, chemicals from aggressive polishing on a vehicle warranty. industrial chimneys, etc., can basecoat/clearcoat paint finish damage the vehicle's finish if they may damage it. Use only If using an automatic car wash, remain on painted surfaces. Wash non-abrasive waxes and polishes follow the car wash instructions. The the vehicle as soon as possible. that are made for a basecoat/ windshield wiper and rear window If necessary, use non-abrasive clearcoat paint finish on the wiper, if equipped, must be off. cleaners that are marked safe for vehicle. Remove any accessories that may painted surfaces to remove foreign matter. be damaged or interfere with the car To keep the paint finish looking new, wash equipment. Occasional hand waxing or mild keep the vehicle garaged or Rinse the vehicle well, before polishing should be done to remove covered whenever possible. washing and after, to remove all residue from the paint finish. See your dealer for approved cleaning Protecting Exterior Bright Metal cleaning agents completely. If they Moldings are allowed to dry on the surface, products. they could stain. Do not apply waxes or polishes to Caution Dry the finish with a soft, clean uncoated plastic, vinyl, rubber, chamois or an all-cotton towel to decals, simulated wood, or flat paint Failure to clean and protect the avoid surface scratches and water as damage can occur. bright metal moldings can result spotting. in a hazy white finish or pitting. Finish Care This damage would not be covered by the vehicle warranty. Application of aftermarket clearcoat sealant/wax materials is not recommended. If painted surfaces are damaged, see your dealer to Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 323 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

324 Vehicle Care Windshield and Wiper Blades can be removed by rubbing with a clean cloth. See Recommended Caution Clean the outside of the windshield Fluids and Lubricants 0 340. with glass cleaner. Chrome wheels and other chrome Clean rubber blades using a lint-free Tires trim may be damaged if the cloth or paper towel soaked with Use a stiff brush with tire cleaner to vehicle is not washed after driving windshield washer fluid or a mild clean the tires. on roads that have been sprayed detergent. Wash the windshield with magnesium, calcium, thoroughly when cleaning the Caution or sodium chloride. These blades. Bugs, road grime, sap, and chlorides are used on roads for a buildup of vehicle wash/wax Using petroleum-based tire conditions such as ice and dust. treatments may cause wiper dressing products on the vehicle Always wash the chrome with streaking. may damage the paint finish and/ soap and water after exposure. Replace the wiper blades if they are or tires. When applying a tire worn or damaged. Damage can be dressing, always wipe off any caused by extreme dusty overspray from all painted Caution conditions, sand, salt, heat, sun, surfaces on the vehicle. snow, and ice. To avoid surface damage, do not use strong soaps, chemicals, Weatherstrips Wheels and Trim — Aluminum or Chrome abrasive polishes, cleaners, Apply weatherstrip lubricant on brushes, or cleaners that contain weatherstrips to make them last Use a soft, clean cloth with mild acid on aluminum or longer, seal better, and not stick or soap and water to clean the wheels. chrome-plated wheels. Use only squeak. Lubricate weatherstrips at After rinsing thoroughly with clean approved cleaners. Also, never least once a year. Hot, dry climates water, dry with a soft, clean towel. drive a vehicle with aluminum or may require more frequent A wax may then be applied. application. Black marks from chrome-plated wheels through an rubber material on painted surfaces automatic car wash that uses (Continued) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 325 Visually check constant velocity joint Sheet Metal Damage Caution (Continued) boots and axle seals for leaks. If the vehicle is damaged and silicone carbide tire cleaning Body Component Lubrication requires sheet metal repair or brushes. Damage could occur replacement, make sure the body Lubricate all key lock cylinders, repair shop applies anti-corrosion and the repairs would not be hood hinges, liftgate hinges, and the covered by the vehicle warranty. material to parts repaired or steel fuel door hinges, unless the replaced to restore corrosion components are plastic. Applying protection. Brake System silicone grease on weatherstrips with a clean cloth will make them Original manufacturer replacement Visually inspect brake lines and last longer, seal better, and not stick parts will provide the corrosion hoses for proper hook-up, binding, or squeak. protection while maintaining the leaks, cracks, chafing, etc. Inspect vehicle warranty. disc brake pads for wear and rotors Underbody Maintenance Finish Damage for surface condition. Inspect drum At least twice a year, spring and fall, brake linings/shoes for wear or use plain water to flush any Quickly repair minor chips and cracks. Inspect all other brake parts. corrosive materials from the scratches with touch-up materials Steering, Suspension, and underbody. Take care to thoroughly available from your dealer to avoid Chassis Components clean any areas where mud and corrosion. Larger areas of finish other debris can collect. damage can be corrected in your Visually inspect steering, dealer's body and paint shop. suspension, and chassis Do not directly power wash the components for damaged, loose, transfer case and/or front/rear axle Chemical Paint Spotting output seals. High pressure water or missing parts or signs of wear at Airborne pollutants can fall upon can overcome the seals and least once a year. and attack painted vehicle surfaces contaminate the fluid. Contaminated causing blotchy, ring-shaped Inspect power steering for proper fluid will decrease the life of the discolorations, and small, irregular attachment, connections, binding, transfer case and/or and dark spots etched into the paint leaks, cracks, chafing, etc. should be replaced. surface. See “Finish Care” previously in this section. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

326 Vehicle Care Interior Care To prevent damage, do not clean Interior Glass the interior using the following To clean, use a terry cloth fabric To prevent dirt particle abrasions, cleaners or techniques: regularly clean the vehicle's interior. dampened with water. Wipe droplets Immediately remove any soils. . Never use a razor or any other left behind with a clean dry cloth. Newspapers or dark garments can sharp object to remove soil from If necessary, use a commercial transfer color to the vehicle’s any interior surface. glass cleaner after cleaning with interior. . Never use a brush with stiff plain water. Use a soft bristle brush to remove bristles. Caution dust from knobs and crevices on the . Never rub any surface instrument cluster. Using a mild aggressively or with too much To prevent scratching, never use soap solution, immediately remove pressure. abrasive cleaners on automotive hand lotions, sunscreen, and insect repellent from all interior surfaces or . Do not use laundry detergents or glass. Abrasive cleaners or dishwashing soaps with permanent damage may result. aggressive cleaning may damage degreasers. For liquid cleaners, the rear window defogger. Use cleaners specifically designed use approximately 20 drops per for the surfaces being cleaned to 3.8 L (1 gal) of water. prevent permanent damage. Apply A concentrated soap solution will Cleaning the windshield with water all cleaners directly to the cleaning create streaks and attract dirt. during the first three to six months cloth. Do not spray cleaners on any Do not use solutions that contain of ownership will reduce tendency switches or controls. Remove strong or caustic soap. to fog. cleaners quickly. . Do not heavily saturate the Speaker Covers Before using cleaners, read and upholstery when cleaning. Vacuum around a speaker cover follow all safety instructions on the Do not use solvents or cleaners gently, so that the speaker will not label. While cleaning the interior, . containing solvents. be damaged. Clean spots with water open the doors and windows to get and mild soap. proper ventilation. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 327 Coated Moldings 2. Remove excess moisture by Cleaning High Gloss Surfaces gently wringing until water does Coated moldings should be cleaned. and Vehicle Information and not drip from the cleaning cloth. Radio Displays . When lightly soiled, wipe with a 3. Start on the outside edge of the sponge or soft, lint-free cloth Use a microfiber cloth on high gloss soil and gently rub toward the dampened with water. surfaces or vehicle displays. First, center. Fold the cleaning cloth use a soft bristle brush to remove . When heavily soiled, use warm to a clean area frequently to dirt that can scratch the surface. soapy water. prevent forcing the soil in to the Then gently clean by rubbing with a fabric. Fabric/Carpet/Suede microfiber cloth. Never use window 4. Continue gently rubbing the cleaners or solvents. Periodically Start by vacuuming the surface soiled area until there is no hand wash the microfiber cloth using a soft brush attachment. If a longer any color transfer from separately, using mild soap. Do not rotating vacuum brush attachment is the soil to the cleaning cloth. use bleach or fabric softener. Rinse being used, only use it on the floor thoroughly and air dry before 5. If the soil is not completely carpet. Before cleaning, gently next use. remove as much of the soil as removed, use a mild soap possible: solution followed only by plain water. Caution . Gently blot liquids with a paper towel. Continue blotting until no If the soil is not completely Do not attach a device with a more soil can be removed. removed, it may be necessary to suction cup to the display. This use a commercial upholstery may cause damage and would . For solid soils, remove as much cleaner or spot lifter. Test a small as possible prior to vacuuming. not be covered by the vehicle hidden area for colorfastness before warranty. To clean: using a commercial upholstery cleaner or spot lifter. If ring 1. Saturate a clean, lint-free formation occurs, clean the entire colorfast cloth with water. fabric or carpet. Microfiber cloth is recommended to prevent lint After cleaning, use a paper towel to transfer to the fabric or carpet. blot excess moisture. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

328 Vehicle Care Instrument Panel, Leather, Cargo Cover and Vinyl, Other Plastic Surfaces, Caution (Continued) Convenience Net Low Gloss Paint Surfaces, and the appearance and feel of If equipped, wash with warm water Natural Open Pore Wood leather or soft trim, and are not and mild detergent. Do not use Surfaces recommended. chlorine bleach. Rinse with cold Use a soft microfiber cloth water, and then dry completely. dampened with water to remove Do not use cleaners that increase Care of Seat Belts dust and loose dirt. For a more gloss, especially on the instrument Keep belts clean and dry. thorough cleaning, use a soft panel. Reflected glare can decrease microfiber cloth dampened with a visibility through the windshield mild soap solution. under certain conditions. { Warning

Caution Do not bleach or dye seat belt Caution webbing. It may severely weaken Soaking or saturating leather, Use of air fresheners may cause the webbing. In a crash, they especially perforated leather, as permanent damage to plastics might not be able to provide well as other interior surfaces, and painted surfaces. If an air adequate protection. Clean and may cause permanent damage. freshener comes in contact with rinse seat belt webbing only with Wipe excess moisture from these any plastic or painted surface in mild soap and lukewarm water. surfaces after cleaning and allow the vehicle, blot immediately and Allow the webbing to dry. them to dry naturally. Never use clean with a soft cloth dampened heat, steam, or spot removers. Do 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) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Vehicle Care 329 Floor Mats . Do not use a floor mat if the vehicle is not equipped with a floor mat retainer on the driver { Warning side floor. If a floor mat is the wrong size or . Use the floor mat with the is not properly installed, it can correct side up. Do not turn interfere with the pedals. it over. Interference with the pedals can . Do not place anything on top of 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 the driver side. and injury. Make sure the floor mat does not interfere with the . Do not place one floor mat on Reinstall by lining up the floor mat pedals. top of another. retainer openings over the carpet retainers and snapping into position. Removing and Replacing the Use the following guidelines for Floor Mats Make sure the floor mat is properly proper floor mat usage: secured in place. Pull up on the rear of the floor mat Verify the floor mat does not . The original equipment floor to unlock each retainer and remove. mats were designed for your interfere with the pedals. 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 pedals. Always check that the floor mats do not interfere with the pedals. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

330 Service and Maintenance General Information for routine maintenance such as oil Service and changes and tire rotations and Maintenance Your vehicle is an important additional maintenance items like investment. This section describes tires, brakes, batteries, and wiper the required maintenance for the blades. General Information vehicle. Follow this schedule to help General Information ...... 330 protect against major repair Caution expenses resulting from neglect or Maintenance Schedule inadequate maintenance. It may Damage caused by improper Maintenance Schedule ...... 332 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 ...... 337 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 ...... 337 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 ...... 340 scheduling to assist with service or lubricants that are not Maintenance Replacement needs. approved by GM could damage Parts ...... 341 the vehicle, requiring expensive Your dealer recognizes the repairs that are not covered by Maintenance Records importance of providing Maintenance Records ...... 342 competitively priced maintenance the vehicle warranty. and repair services. With trained technicians, the dealer is the place Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Service and Maintenance 331 The Tire Rotation and Required The Additional Required Services - Services are the responsibility of the Severe are for vehicles that are: Warning (Continued) vehicle owner. It is recommended to . Mainly driven in heavy city traffic have a trained technician do the have your dealer perform these in hot weather services every 12 000 km/7,500 mi. work. See Doing Your Own 0 Proper vehicle maintenance helps to . Mainly driven in hilly or Service Work 242. keep the vehicle in good working mountainous terrain condition, improves fuel economy, . Frequently towing a trailer and reduces vehicle emissions. . Used for high speed or Because of the way people use competitive driving vehicles, maintenance needs vary. There may need to be more . Used for taxi, police, or delivery frequent checks and services. The service Additional Required Services - Refer to the information in the Normal are for vehicles that: Maintenance Schedule Additional . Carry passengers and cargo Required Services - Severe chart. within recommended limits on the Tire and Loading Information { Warning label. See Vehicle Load Limits 0 183. Performing maintenance work can be dangerous and can cause . Are driven on reasonable road serious injury. Perform surfaces within legal driving maintenance work only if the limits. required information, proper tools, . Use the recommended fuel. See and equipment are available. Fuel 0 227. If they are not, see your dealer to Refer to the information in the (Continued) Maintenance Schedule Additional Required Services - Normal chart. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

332 Service and Maintenance Maintenance filter must be changed at least once . Visually inspect windshield wiper a year and the oil life system must blades for wear, cracking, Schedule be reset. Your trained dealer or contamination. See Exterior technician can perform this work. Care 0 321. Replace worn or Owner Checks and Services If the engine oil life system is reset damaged wiper blades. See At Each Fuel Stop accidentally, service the vehicle Wiper Blade Replacement within 5 000 km/3,000 mi since the 0 262. . Check the engine oil level. See last service. Reset the oil life Engine Oil 0 247. . Check tire inflation pressures. system when the oil is changed. 0 0 See Tire Pressure 281. Once a Month See Engine Oil Life System 249. . Inspect tire wear. See Tire . Check the tire inflation Tire Rotation and Required Inspection 0 287. pressures. See Tire Pressure Services Every 12 000 km/ . Visually check for fluid leaks. 0 281. 7,500 mi . Inspect engine air cleaner filter. . Inspect the tires for wear. See Rotate the tires, if recommended for Tire Inspection 0 287. See Engine Air Cleaner/Filter the vehicle, and perform the 0 251. . Check the windshield washer following services. See Tire fluid level. See Washer Fluid Rotation 0 287. . Inspect brake system. See Exterior Care 0 321. 0 257. . Check engine oil level and oil . Visually inspect steering, Engine Oil Change life percentage. If needed, change engine oil and filter, and suspension, and chassis When the CHANGE ENGINE OIL reset oil life system. components for damaged, loose, SOON message displays, have the See Engine Oil 0 247 and or missing parts or signs of engine oil and filter changed within Engine Oil Life System 0 249. wear. See Exterior Care 0 321. the next 1 000 km/600 mi. If driven . Check engine coolant level. See . Check restraint system under the best conditions, the Cooling System 0 252. components. See Safety System engine oil life system may not Check 0 78. indicate the need for vehicle service . Check windshield washer fluid for up to a year. The engine oil and level. See Washer Fluid 0 257. . Visually inspect fuel system for damage or leaks. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Service and Maintenance 333 . Visually inspect exhaust system . Check tire sealant expiration and nearby heat shields for date, if equipped. loose or damaged parts. See Tire Sealant and 0 . Lubricate body components. See Compressor Kit 296 or Tire Exterior Care 0 321. Sealant and Compressor Kit 0 302. . Check starter switch. See Starter Switch Check 0 261. . Inspect sunroof track and seal, if equipped. See Sunroof 0 57. . Check automatic transmission shift lock control function. See Automatic Transmission Shift Lock Control Function Check 0 261. . Check parking brake and automatic transmission park mechanism. See Park Brake and P (Park) Mechanism Check 0 261. . Check accelerator pedal for damage, high effort, or binding. Replace if needed. . Visually inspect gas strut for signs of wear, cracks, or other damage. Check the hold open ability of the strut. If the hold open is low, service the gas strut. See Gas Strut(s) 0 263. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

334 Service and Maintenance

Maintenance Schedule

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

Rotate tires and perform Required Services. Check engine oil level and oil life percentage. @@@@@@@@@@@@@@@@@@@@ Change engine oil and filter, if needed. Replace passenger compartment air filter. (1) @ @ @ @ @ @ Inspect evaporative control system. (2) @ @ @ Replace engine air cleaner filter. (3) @ @ @ 2.0L Engine: Replace spark plugs. Inspect spark @ @ plug wires. 3.6L Engine: Replace spark plugs. Inspect spark @ plug wires. Drain and fill engine cooling system. (4) @ Visually inspect accessory drive belts. (5) @ Replace brake fluid. (6) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Service and Maintenance 335 Footnotes — Maintenance (5) Or every 10 years, whichever Schedule Additional Required comes first. Inspect for fraying, Services - Normal excessive cracking, or damage; (1) Or every two years, whichever replace, if needed. comes first. More frequent (6) Replace brake fluid every three passenger compartment air filter years. See Brake Fluid 0 259. replacement may be needed if driving in areas with heavy traffic, poor air quality, high dust levels, or environmental allergens. Passenger compartment air filter replacement may also be needed if there is reduced airflow, window fogging, or odors. Your GM dealer can help determine when to replace the filter. (2) Visually check all fuel and vapor lines and hoses for proper attachment, connection, routing, and condition. (3) Or every four years, whichever comes first. If driving in dusty conditions, inspect the filter at each oil change or more often as needed. (4) Or every five years, whichever comes first. See Cooling System 0 252. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

336 Service and Maintenance

Maintenance Schedule

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

Rotate tires and perform Required Services. Check engine oil level and oil life percentage. @@@@@@@@@@@@@@@@@@@@ Change engine oil and filter, if needed. Replace passenger compartment air filter. (1) @ @ @ @ @ @ Inspect evaporative control system. (2) @ @ @ Replace engine air cleaner filter. (3) @ @ @ Change automatic transmission fluid. @ @ @ 2.0L Engine: Replace spark plugs. Inspect spark @ @ plug wires. 3.6L Engine: Replace spark plugs. Inspect spark @ plug wires. Drain and fill engine cooling system. (4) @ Visually inspect accessory drive belts. (5) @ Replace brake fluid. (6)

Footnotes — Maintenance driving in areas with heavy traffic, fogging, or odors. Your GM dealer Schedule Additional Required poor air quality, high dust levels, can help determine when to replace Services - Severe or environmental allergens. the filter. (1) Or every two years, whichever Passenger compartment air filter (2) Visually check all fuel and vapor comes first. More frequent replacement may also be needed if lines and hoses for proper passenger compartment air filter there is reduced airflow, window attachment, connection, routing, and replacement may be needed if condition. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Service and Maintenance 337 (3) Or every four years, whichever Special Application Additional comes first. If driving in dusty conditions, inspect the filter at each Services Maintenance and Care oil change or more often as needed. . Severe Commercial Use Your vehicle is an important (4) Or every five years, whichever Vehicles Only: Lubricate chassis investment and caring for it properly comes first. See Cooling System components every oil change. may help to avoid future costly 0 252. . Have underbody flushing service repairs. To maintain vehicle (5) Or every 10 years, whichever performed. See "Underbody performance, additional comes first. Inspect for fraying, Maintenance" in Exterior Care maintenance services may be excessive cracking, or damage; 0 321. required. replace, if needed. It is recommended that your dealer (6) Replace brake fluid every three perform these services — their years. See Brake Fluid 0 259. trained dealer technicians know your vehicle best. Your dealer can also perform a thorough assessment with a multi-point inspection to recommend when your vehicle may need attention. The following list is intended to explain the services and conditions to look for that may indicate services are required. Battery The 12-volt battery supplies power to start the engine and operate any additional electrical accessories. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

338 Service and Maintenance . To avoid break-down or failure to . Trained dealer technicians have Lamps start the vehicle, maintain a access to tools and equipment Properly working headlamps, battery with full cranking power. to inspect the brakes and taillamps, and brake lamps are . Trained dealer technicians have recommend quality parts important to see and be seen on the diagnostic equipment to test engineered for the vehicle. the road. the battery and ensure that the Fluids . Signs that the headlamps need connections and cables are attention include dimming, failure corrosion-free. Proper fluid levels and approved fluids protect the vehicle’s systems to light, cracking, or damage. Belts and components. See The brake lamps need to be Recommended Fluids and checked periodically to ensure . Belts may need replacing if they 0 that they light when braking. squeak or show signs of Lubricants 340 for GM approved cracking or splitting. fluids. . With a multi-point inspection, . Engine oil and windshield your dealer can check the lamps . Trained dealer technicians have and note any concerns. access to tools and equipment washer fluid levels should be to inspect the belts and checked at every fuel fill. Shocks and Struts recommend adjustment or . Instrument cluster lights may Shocks and struts help aid in control replacement when necessary. come on to indicate that fluids for a smoother ride. may be low and need to be Brakes filled. . Signs of wear may include Brakes stop the vehicle and are steering wheel vibration, bounce/ crucial to safe driving. Hoses sway while braking, longer Hoses transport fluids and should stopping distance, or uneven . Signs of brake wear may include tire wear. chirping, grinding, or squealing be regularly inspected to ensure noises, or difficulty stopping. that there are no cracks or leaks. . As part of the multi-point 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Service and Maintenance 339 of leaking, blown seals, Vehicle Care . Trained dealer technicians can or damage, and can advise To help keep the vehicle looking like inspect the windshield and when service is needed. new, vehicle care products are recommend proper replacement if needed. Tires available from your dealer. For information on how to clean and Tires need to be properly inflated, Wiper Blades protect the vehicle’s interior and rotated, and balanced. Maintaining exterior, see Interior Care 0 326 and Wiper blades need to be cleaned the tires can save money and fuel, Exterior Care 0 321. and kept in good condition to and can reduce the risk of tire provide a clear view. failure. Wheel Alignment . Signs of wear include streaking, . Signs that the tires need to be Wheel alignment is critical for skipping across the windshield, replaced include three or more ensuring that the tires deliver and worn or split rubber. visible treadwear indicators; cord optimal wear and performance. . Trained dealer technicians can or fabric showing through the . Signs that the alignment may check the wiper blades and rubber; cracks or cuts in the need to be adjusted include replace them when needed. tread or sidewall; or a bulge or pulling, improper vehicle split in the tire. handling, or unusual tire wear. . Trained dealer technicians can . Your dealer has the required inspect and recommend the right equipment to ensure proper tires. Your dealer can also wheel alignment. provide tire/wheel balancing services to ensure smooth Windshield vehicle operation at all speeds. For safety, appearance, and the Your dealer sells and services best viewing, keep the windshield name brand tires. clean and clear. . Signs of damage include scratches, cracks, and chips. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

340 Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Usage Fluid/Lubricant Automatic Transmission (MRC DEXRON AW-1 Automatic Transmission Fluid (GM Part No. 19256039, in 8-Speed Transmission) Canada 19256040). Automatic Transmission (M3D and DEXRON-VI Automatic Transmission Fluid. M3T 9-Speed Transmissions) Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 0 247. Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling System 0 252. 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 4 Hydraulic Brake Fluid (GM Part No. 19299570, in Canada 19299571). Key Lock Cylinders, Hood and Door Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Hinges Canada 10953474). 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Service and Maintenance 341 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 2.0L L4 Engine 23430313 A3210C 3.6L V6 Engine 23451060 A3209C Engine Oil Filter 2.0L L4 Engine 12640445 PF64 3.6L V6 Engine 19330000 PF63E Passenger Compartment Air Filter 13508023 CF185 Spark Plugs 2.0L L4 Engine 12647827 41-125 3.6L V6 Engine 12646780 41-130 Wiper Blades Driver Side – 55 cm (22 in) 23368186 — Passenger Side – 45 cm (18 in) 23353587 — Rear Window (Wagon Only) – 25 cm (10 in) 13464219 — Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

342 Service and Maintenance Maintenance Records After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Retain all maintenance receipts. Odometer Date Serviced By Services Performed Reading Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Technical Data 343 Vehicle Identification parts. See “Engine Specifications” Technical Data under Capacities and Specifications 0 Vehicle Identification 344 for the vehicle's engine code. Vehicle Identification Number (VIN) Vehicle Identification Service Parts Number (VIN) ...... 343 Identification Label Service Parts Identification There may be a label on the inside Label ...... 343 of the glove box or rear cargo area Vehicle Data that contains the following Capacities and information: Specifications ...... 344 . Vehicle Identification Engine Drive Belt Routing . . . . 345 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 and special Number (VIN) also appears on the equipment Vehicle Certification and Service If there is no label, there is a Parts labels and certificates of title barcode on the certification label on and registration. the center (B) pillar to scan for this Engine Identification same information. The eighth character in the VIN is the engine code. This code identifies the vehicle's engine, specifications, and replacement Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

344 Technical Data Vehicle Data Capacities and Specifications The following approximate capacities are given in metric and English conversions. See Recommended Fluids and Lubricants 0 340 for more information. 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. Cooling System – Engine 2.0L L4 Engine 5.0 L 5.3 qt 3.6LV6 Engine 7.2 L 7.6 qt Engine Oil with Filter 2.0L L4 Engine (FWD) 4.7 L 5.0 qt 2.0L L4 Engine (AWD) 5.7 L 6.0 qt 3.6L V6 Engine 5.7 L 6.0 qt Fuel Tank 62.5 L 16.5 gal 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Technical Data 345 Engine Specifications Engine VIN Code Transmission Spark Plug Gap 2.0L L4 Engine (LTG) X Automatic 0.75–0.90 mm (0.030– 0.035 in) 3.6L V6 Engine (LGX) S Automatic 0.80–0.90 mm (0.031– 0.035 in)

Engine Drive Belt Routing

3.6L V6 Engine 2.0L L4 Engine Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

346 Customer Information Reporting Safety Defects Customer Information Customer Reporting Safety Defects to Information the United States Government ...... 356 Customer Satisfaction Reporting Safety Defects to Procedure Customer Information the Canadian Your satisfaction and goodwill are Customer Satisfaction Government ...... 357 important to your dealer and to Procedure ...... 346 Reporting Safety Defects to Buick. Normally, any concerns with General Motors ...... 357 Customer Assistance the sales transaction or the Offices ...... 348 Vehicle Data Recording and operation of the vehicle will be Customer Assistance for Text resolved by your dealer's sales or Telephone (TTY) Users . . . . . 349 Privacy Vehicle Data Recording and service departments. Sometimes, Online Owner Center ...... 349 however, despite the best intentions GM Mobility Reimbursement Privacy ...... 358 Event Data Recorders ...... 358 of all concerned, misunderstandings Program ...... 350 can occur. If your concern has not Roadside Assistance OnStar ...... 359 Infotainment System ...... 359 been resolved to your satisfaction, Program ...... 350 the following steps should be taken: Scheduling Service Appointments ...... 352 STEP ONE : Discuss your concern Courtesy Transportation with a member of dealership Program ...... 352 management. Normally, concerns Collision Damage Repair . . . . . 353 can be quickly resolved at that level. Service Publications Ordering If the matter has already been Information ...... 355 reviewed with the sales, service, Radio Frequency or parts manager, contact the owner Statement ...... 356 of your dealership or the general manager. STEP TWO : If after contacting a member of dealership management, it appears your concern cannot be Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 347 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 1-800-521-7300. In Canada, contact 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 the new vehicle. However, BBB Auto Line Program 1-800-263-3777 (English) or if you continue to remain unsatisfied Council of Better Business Bureaus, 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 Boulevard can file with the Better Business toll-free number in order to give the ® Suite 600 inquiry prompt attention. Have the Bureau (BBB) Auto Line Program Arlington, VA 22201 to 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 Buick, 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

348 Customer Information and Two, General Motors of Canada Mediation/Arbitration Program United States and Puerto Rico Company wants you to be aware of c/o Customer Care Centre Buick Customer Assistance Center its participation in a no-charge General Motors of Canada P.O. Box 33136 Mediation/Arbitration program. Company Detroit, MI 48232-5136 General Motors of Canada Mail Code: CA1-163-005 www.Buick.com Company has committed to binding 1908 Colonel Sam Drive arbitration of owner disputes , Ontario L1H 8P7 1-800-521-7300 1-800-832-8425 (For Text involving factory-related vehicle The inquiry should be accompanied Telephone devices (TTYs)) service claims. The program by the Vehicle Identification Roadside Assistance: provides for the review of the facts Number (VIN). involved by an impartial third party 1-800-252-1112 arbiter, and may include an informal From U.S. Virgin Islands: hearing before the arbiter. The Customer Assistance program is designed so that the Offices 1-800-496-9994 entire dispute settlement process, Buick encourages customers to call Canada from the time you file your complaint the toll-free number for assistance. General Motors of Canada to the final decision, should be However, if a customer wishes to Company completed in about 70 days. We write or e-mail Buick, the letter Customer Care Centre, Mail Code: believe our impartial program offers should be addressed to: advantages over courts in most CA1-163-005 jurisdictions because it is informal, 1908 Colonel Sam Drive quick, and free of charge. Oshawa, Ontario L1H 8P7 www.gm.ca For further information concerning eligibility in the Canadian Motor 1-800-263-3777 (English) Vehicle Arbitration Plan (CAMVAP), 1-800-263-7854 (French) call toll-free 1-800-207-0685, or call 1-800-263-3830 (For Text the General Motors Customer Care Telephone devices (TTYs)) Centre, 1-800-263-3777 (English), Roadside Assistance: 1-800-263-7854 (French), 1-800-268-6800 or write to: Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 349 All Overseas Locations Membership Benefits See my.buick.com to register your vehicle. Please contact the local General E : Download owner’s manuals Motors Business Unit. and view vehicle-specific how-to Buick Owner Centre (Canada) videos. buickowner.ca Customer Assistance for G : View maintenance schedules, Visit the Buick Owner Centre: Text Telephone (TTY) alerts, and OnStar onboard vehicle Users diagnostic information. Schedule . Chat live with online help service appointments. representatives. To assist customers who are deaf, I : View and print dealer-recorded . Use the Vehicle Tools section. hard of hearing, or speech-impaired service records and self-recorded and who use Text Telephones . Access third party enthusiast service records. (TTYs), Buick has TTY equipment sites and social media networks. available at its Customer Assistance D : Select a dealer and view . Locate owner resources such as Center. Any TTY user can locations, maps, phone numbers, lease-end, financing, and communicate with Buick by dialing: and hours. warranty information. 1-800-832-8425. TTY users in r : Track your vehicle’s warranty . Retrieve your favorite articles, Canada can dial 1-800-263-3830. information. quizzes, tips, and multimedia Online Owner Center J : View active recalls by Vehicle galleries organized into the Identification Number (VIN). See Featured Articles and Auto Care Online Owner Experience Vehicle Identification Number (VIN) Sections. 0 (U.S.) my.buick.com 343. . Download the owner’s manual for your vehicle, quickly and The Buick online owner experience H : View GM Card, SiriusXM easily. allows interaction with Buick and Satellite radio (if equipped), and keeps important vehicle-specific OnStar account information. . Find the Buick-recommended information in one place. F : Chat with online help maintenance services for your representatives. vehicle. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

350 Customer Information GM Mobility Roadside Assistance Coverage Reimbursement Program Program Services are provided for the duration of the vehicle s powertrain For U.S.-purchased vehicles, call ’ warranty. 1-800-252-1112; (Text Telephone (TTY): 1-888-889-2438). In the U.S., anyone driving the vehicle is covered. In Canada, a For Canadian-purchased vehicles, person driving the vehicle without call 1-800-268-6800. permission from the owner is not Service is available 24 hours a day, covered. 365 days a year. This program is available to Roadside Assistance is not a part of qualified applicants for cost Calling for Assistance the New Vehicle Limited Warranty. reimbursement, up to certain limits, General Motors North America and of eligible aftermarket adaptive When calling Roadside Assistance, Buick reserve the right to make any equipment required for the vehicle, have the following information changes or discontinue the such as hand controls or a ready: Roadside Assistance program at wheelchair/scooter lift for the . Your name, home address, and any time without notification. vehicle. home telephone number General Motors North America and To learn about the GM Mobility . Telephone number of your Buick reserve the right to limit program, see www.gmmobility.com location services or payment to an owner or or call the GM Mobility Assistance driver if they decide the claims are . Location of the vehicle Center at 1-800-323-9935. Text made too often, or the same type of Telephone (TTY) users, call . Model, year, color, and license claim is made many times. 1-800-833-9935. plate number of the vehicle Services Provided General Motors of Canada also has . Odometer reading, Vehicle 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 Delivery of enough fuel for the (800-463-7483) for details. TTY vehicle to get to the nearest . Description of the problem users call 1-800-263-3830. service station. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 351 . Lock-Out Service: Service to event, incidental expenses may Services Specific to unlock the vehicle if you are be reimbursed within the Canadian-Purchased Vehicles locked out. A remote unlock may Powertrain warranty period. be available if you have OnStar. Items considered are reasonable . Fuel Delivery: Reimbursement For security reasons, the driver and customary hotel, meals, is up to 7 liters. Diesel fuel must present identification rental car, or a vehicle being delivery may be restricted. before this service is given. delivered back to the customer, Propane and other fuels are not provided through this service. . Emergency Tow from a Public up to 500 miles. Road or Highway: Tow to the . Lock-Out Service: Vehicle Services Not Included in registration is required. nearest Buick dealer for Roadside Assistance warranty service, or if the vehicle . Trip Interruption Benefits and was in a crash and cannot be . Impound towing caused by Assistance: Must be over driven. Assistance is not given violation of any laws. 150 km from where your trip was when the vehicle is stuck in . Legal fines. started to qualify. sand, mud, or snow. Pre-authorization, original . Mounting, dismounting, . Flat Tire Change: Service to detailed receipts, and a copy of or changing of snow tires, the repair orders are required. change a flat tire with the spare chains, or other traction devices. tire. The spare tire, if equipped, Once authorization has been must be in good condition and Service is not provided if a vehicle received, the Roadside properly inflated. It is the owner's is in an area that is not accessible Assistance advisor will help you responsibility for the repair or to the service vehicle or is not a make arrangements and explain replacement of the tire if it is not regularly traveled or maintained how to receive payment. covered by the warranty. public road, which includes ice and . Alternative Service: If winter roads. Off-road use is not assistance cannot be provided . Battery Jump Start: Service to covered. jump start a dead battery. right away, the Roadside Assistance advisor may give . Trip Interruption Benefits and permission to get local Assistance: If your trip is emergency road service. You will interrupted due to a warranty receive payment, up to $100, Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

352 Customer Information after sending the original receipt If your dealer requests you to bring furnished with each new vehicle to Roadside Assistance. the vehicle for service, you are provides detailed warranty coverage Mechanical failures may be urged to do so as early in the work information. covered, however any cost for day as possible to allow for parts and labor for repairs not same-day repair. Transportation Options covered by the warranty are the Warranty service can generally be owner responsibility. Courtesy Transportation completed while you wait. However, Program if you are unable to do so, your Scheduling Service dealer may offer the following To enhance your ownership transportation options: Appointments experience, we and our participating When the vehicle requires warranty dealers are proud to offer Courtesy Shuttle Service service, contact your dealer and Transportation, a customer support This includes one-way or round-trip request an appointment. By program for vehicles with the shuttle service within reasonable scheduling a service appointment Bumper-to-Bumper (Base Warranty time and distance parameters of and advising the service consultant Coverage period in Canada), your dealer's area. of your transportation needs, your extended powertrain, and/or dealer can help minimize your hybrid-specific warranties in both Public Transportation or Fuel inconvenience. the U.S. and Canada. Reimbursement If the vehicle cannot be scheduled Several Courtesy Transportation If overnight warranty repairs are into the service department options are available to assist in needed, and public transportation is immediately, keep driving it until it reducing inconvenience when used, the expense must be can be scheduled for service, warranty repairs are required. supported by original receipts and within the maximum amount allowed unless, of course, the problem is Courtesy Transportation is not a safety related. If it is, please call by GM for shuttle service. If U.S. part of the New Vehicle Limited customers arrange their own your dealership, let them know this, Warranty. A separate booklet and ask for instructions. transportation, limited entitled “Limited Warranty and reimbursement for reasonable fuel Owner Assistance Information” expenses may be available. Claim amounts should reflect actual costs Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 353 and be supported by original Additional Program Collision Parts receipts. See your dealer for Information Genuine GM Collision parts are new information. All program options, such as shuttle parts made with the same materials Courtesy Rental Vehicle service, may not be available at and construction methods as the parts with which the vehicle was For an overnight warranty repair, the every dealer. Contact your dealer originally built. Genuine GM dealer may provide an available for specific availability. Collision parts are the best choice to courtesy rental vehicle or provide for General Motors reserves the right to ensure that the vehicle's designed reimbursement of a rental vehicle. unilaterally modify, change, appearance, durability, and safety Reimbursement is limited and must or discontinue Courtesy are preserved. The use of Genuine be supported by original receipts as Transportation at any time and to GM parts can help maintain the GM well as a signed and completed resolve all questions of claim New Vehicle Limited Warranty. rental agreement and meet state/ eligibility pursuant to the terms and provincial, local, and rental vehicle conditions described herein at its Recycled original equipment parts provider requirements. sole discretion. may also be used for repair. These Requirements vary and may include parts are typically removed from minimum age requirements, Collision Damage Repair vehicles that were total losses in insurance coverage, credit card, etc. prior crashes. In most cases, the Additional fees such as fuel usage If the vehicle is involved in a parts being recycled are from charges, taxes, levies, usage fees, collision and it is damaged, have the undamaged sections of the vehicle. excessive mileage, or rental usage damage repaired by a qualified A recycled original equipment GM beyond the completion of the repair technician using the proper part may be an acceptable choice to are also your responsibility. equipment and quality replacement maintain the vehicle's originally parts. Poorly performed collision designed appearance and safety It may not be possible to provide a repairs diminish the vehicle resale performance; however, the history of like vehicle as a courtesy rental. value, and safety performance can these parts is not known. Such parts 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. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

354 Customer Information Aftermarket collision parts are also Insuring the Vehicle parts. Read the lease carefully, as available. These are made by you may be charged at the end of Protect your investment in the GM companies other than GM and may the lease for poor quality repairs. vehicle with comprehensive and not have been tested for the vehicle. collision insurance coverage. There As a result, these parts may fit If a Crash Occurs are significant differences in the poorly, exhibit premature durability/ quality of coverage afforded by If there has been an injury, call corrosion problems, and may not various insurance policy terms. emergency services for help. Do not perform properly in subsequent Many insurance policies provide leave the scene of a crash until all collisions. Aftermarket parts are not reduced protection to the GM matters have been taken care of. covered by the GM New Vehicle vehicle by limiting compensation for Move the vehicle only if its position Limited Warranty, and any vehicle damage repairs through the use of puts you in danger, or you are failure related to such parts is not aftermarket collision parts. Some instructed to move it by a police covered by that warranty. insurance companies will not officer. Repair Facility specify aftermarket collision parts. Give only the necessary information When purchasing insurance, we to police and other parties involved GM also recommends that you recommend that you ensure that the in the crash. choose a collision repair facility that vehicle will be repaired with GM For emergency towing see meets your needs before you ever original equipment collision parts. need collision repairs. Your dealer Roadside Assistance Program If such insurance coverage is not 0 350. may have a collision repair center available from your current with GM-trained technicians and insurance carrier, consider switching Gather the following information: state-of-the-art equipment, or be to another insurance carrier. able to recommend a collision repair . Driver name, address, and center that has GM-trained If the vehicle is leased, the leasing telephone number technicians and comparable company may require you to have . Driver license number equipment. insurance that ensures repairs with Genuine GM Original Equipment . Owner name, address, and Manufacturer (OEM) parts or telephone number Genuine Manufacturer replacement . Vehicle license plate number Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 355 . Vehicle make, model, and original GM parts. Remember, Service Publications model year recycled parts will not be covered by Ordering Information . Vehicle Identification the GM vehicle warranty. Number (VIN) Insurance pays the bill for the repair, Service Manuals . Insurance company and policy but you must live with the repair. Service Manuals have the diagnosis number Depending on your policy limits, and repair information on the your insurance company may , transmission, axle, . General description of the initially value the repair using suspension, brakes, electrical, damage to the other vehicle aftermarket parts. Discuss this with steering, body, etc. Choose a reputable repair facility the repair professional, and insist on that uses quality replacement parts. Genuine GM parts. Remember, Owner Information See “Collision Parts” earlier in this if the vehicle is leased, you may be Owner publications are written section. obligated to have the vehicle specifically for owners and intended repaired with Genuine GM parts, If the airbag has inflated, see What to provide basic operational even if your insurance coverage information about the vehicle. The Will You See after an Airbag does not pay the full cost. Inflates? 0 84. Owner’s Manual includes the If another party's insurance Maintenance Schedule for all Managing the Vehicle Damage company is paying for the repairs, models. Repair Process you are not obligated to accept a In-Portfolio: Includes a Portfolio, repair valuation based on that In the event that the vehicle requires Owner’s Manual, and Warranty insurance company's collision policy damage repairs, GM recommends Manual. repair limits, as you have no that you take an active role in its contractual limits with that company. RETAIL SELL PRICE: $35.00 – repair. If you have a pre-determined In such cases, you can have control $40.00 (U.S.) plus handling and repair facility of choice, take the of the repair and parts choices as shipping fees. vehicle there, or have it towed there. long as the cost stays within Specify to the facility that any Without Pouch: Owner’s reasonable limits. required replacement collision parts Manual only. be original equipment parts, either new Genuine GM parts or recycled Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

356 Customer Information RETAIL SELL PRICE: Radio Frequency Reporting Safety $25.00 (U.S.) plus handling and shipping fees. Statement Defects This vehicle has systems that Current and Past Models operate on a radio frequency that Reporting Safety Defects Service and Owner publications are complies with Part 15/Part 18 of the to the United States available for many current and past Federal Communications model year GM vehicles. Commission (FCC) rules and with Government Innovation, Science and Economic ORDER TOLL FREE: If you believe that your vehicle Development (ISED) Canada's 1-800-551-4123 Monday Friday has a defect which could cause – RSP-100 / license-exempt RSS's / 8:00 AM 6:00 PM Eastern Time – ICES-001. a crash or could cause injury or For Credit Card Orders Only death, you should immediately Operation is subject to the following (VISA-MasterCard-Discover), see inform the National Highway two conditions: Helm, Inc. at: www.helminc.com. Traffic Safety Administration 1. The device may not cause Or write to: (NHTSA) in addition to notifying harmful interference. General Motors. Helm, Incorporated 2. The device must accept any Attention: Customer Service If NHTSA receives similar interference received, including 47911 Halyard Drive complaints, it may open an interference that may cause Plymouth, MI 48170 investigation, and if it finds that undesired operation of the Prices are subject to change without device. a safety defect exists in a group notice and without incurring of vehicles, it may order a recall Changes or modifications to any of obligation. Allow ample time for and remedy campaign. these systems by other than an delivery. However, NHTSA cannot authorized service facility could void All listed prices are quoted in U.S. authorization to use this equipment. become involved in individual funds. Make checks payable in U.S. problems between you, your funds. dealer, or General Motors. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 357 To contact NHTSA, you may call www.tc.gc.ca/rappels (French) General Motors of Canada the Vehicle Safety Hotline or write to: Company toll-free at 1-888-327-4236 (TTY: Customer Care Centre, Mail Code: 1-800-424-9153); go to http:// Transport Canada CA1-163-005 www.safercar.gov; or write to: Motor Vehicle Safety Directorate 1908 Colonel Sam Drive Defect Investigations and Oshawa, Ontario L1H 8P7 Administrator, NHTSA Recalls Division 1200 New Jersey Avenue, S.E. 80 Noel Street Washington, D.C. 20590 Gatineau, QC J8Z 0A1 You can also obtain other information about motor vehicle Reporting Safety Defects safety from http:// to General Motors www.safercar.gov. In addition to notifying NHTSA (or Transport Canada) in a situation like Reporting Safety Defects this, notify General Motors. to the Canadian Call 1-800-521-7300, or write: Government Buick Customer Assistance Center If you live in Canada, and you P.O. Box 33136 believe that the vehicle has a Detroit, MI 48232–5136 safety defect, notify Transport In Canada, call 1-800-263-3777 Canada immediately, and notify (English) or 1-800-263-7854 General Motors of Canada (French), or write: Company. Call Transport Canada at 1-800-333-0510; go to: www.tc.gc.ca/recalls (English) Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

358 Customer Information Vehicle Data Event Data Recorders These data can help provide a better understanding of the Recording and This vehicle is equipped with an circumstances in which crashes and event data recorder (EDR). The injuries occur. Privacy main purpose of an EDR is to Note The vehicle has a number of record, in certain crash or near EDR data are recorded by your computers that record information crash-like situations, such as an air vehicle only if a non-trivial crash about the vehicle’s performance and bag deployment or hitting a road how it is driven. For example, the obstacle, data that will assist in situation occurs; no data are recorded by the EDR under normal vehicle uses computer modules to understanding how a vehicle’s driving conditions and no personal monitor and control engine and systems performed. The EDR is data (e.g., name, gender, age, and transmission performance, to designed to record data related to monitor the conditions for airbag vehicle dynamics and safety crash location) are recorded. However, other parties, such as law deployment and deploy them in a systems for a short period of time, enforcement, could combine the crash, and, if equipped, to provide typically 30 seconds or less. The EDR data with the type of antilock braking to help the driver EDR in this vehicle is designed to control the vehicle. These modules record such data as: personally identifying data routinely acquired during a crash may store data to help the dealer . How various systems in your investigation. technician service the vehicle. vehicle were operating; Some modules may also store data To read data recorded by an EDR, about how the vehicle is operated, . Whether or not the driver and special equipment is required, and such as rate of fuel consumption or passenger safety belts were access to the vehicle or the EDR is average speed. These modules may buckled/fastened; needed. In addition to the vehicle retain personal preferences, such as . How far (if at all) the driver was manufacturer, other parties, such as radio presets, seat positions, and depressing the accelerator and/ law enforcement, that have the temperature settings. or brake pedal; and, special equipment, can read the information if they have access to . How fast the vehicle was traveling. the vehicle or the EDR. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Customer Information 359 GM will not access these data or OnStar Terms and Conditions and share it with others except: with the Privacy Statement on the OnStar consent of the vehicle owner or, website. if the vehicle is leased, with the See OnStar Additional Information consent of the lessee; in response 0 366. to an official request by police or similar government office; as part of GM's defense of litigation through Infotainment System the discovery process; or, as If the vehicle is equipped with a required by law. Data that GM navigation system as part of the collects or receives may also be infotainment system, use of the used for GM research needs or may system may result in the storage of be made available to others for destinations, addresses, telephone research purposes, where a need is numbers, and other trip information. shown and the data is not tied to a See the infotainment manual for specific vehicle or vehicle owner. information on stored data and for deletion instructions. OnStar If the vehicle is equipped with OnStar and has an active service plan, additional data may be collected through the OnStar system. This includes information about the vehicle’s operation; collisions involving the vehicle; the use of the vehicle and its features; and, in certain situations, the location and approximate GPS speed of the vehicle. Refer to the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

360 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 ...... 360 The OnStar system status light is OnStar Services next to the OnStar buttons. If the Emergency ...... 361 status light is: Security ...... 362 Navigation ...... 362 = Voice Command Button . Solid Green: System is ready. Connections ...... 363 Q Blue OnStar Button . Flashing Green: On a call. Diagnostics ...... 365 > Red Emergency Button . Red: Indicates a problem. OnStar Additional Information Q OnStar Additional This vehicle may be equipped with a . Off: System is off. Press Information ...... 366 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 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

OnStar 361 Press = to: Press Q to connect to an OnStar Services . Open the OnStar app on the Advisor to: infotainment display. See the . Verify account information or Emergency infotainment manual for update contact information. Emergency Services require an information on how to use the . Get driving directions. active, OnStar service plan OnStar app. . Receive a Diagnostic check of (excludes Basic Plan). With Or the vehicle's key operating Automatic Crash Response, built-in . Make a call, end a call, systems. sensors can automatically alert a or answer an incoming call. specially trained OnStar Advisor . Receive Roadside Assistance. who is immediately connected in to . Give OnStar Hands-Free Calling . Manage Wi-Fi Settings, the vehicle to help. voice commands. if equipped. Press > for a priority connection to . Give OnStar Turn-by-Turn an OnStar Advisor who can contact Navigation voice commands. Press > to get a priority connection to an OnStar Advisor available 24/ emergency service providers, direct . Obtain and customize the Wi-Fi 7 to: them to your exact location, and hotspot name or SSID and relay important information. . Get help for an emergency. password, if equipped. With OnStar Crisis Assist, specially . Be a Good Samaritan or trained Advisors are available respond to an AMBER Alert. 24 hours a day, 7 days a week, to . Get assistance in severe provide a central point of contact, weather or other crisis situations assistance, and information during a and find evacuation routes. crisis. With Roadside Assistance, Advisors can locate a nearby service provider to help with a flat tire, a battery jump, or an empty gas tank. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

362 OnStar Security Navigation Cancel Route If equipped, OnStar provides these OnStar navigation requires a 1. Press =. System responds: services: specific OnStar service plan. “OnStar ready,” then a tone. . With Stolen Vehicle Assistance, Press Q to receive Turn-by-Turn 2. Say “Cancel route.” System OnStar Advisors can use GPS to directions or have them sent to the responds: “Do you want to pinpoint the vehicle and help vehicle’s navigation screen, cancel directions?” authorities quickly recover it. if equipped. 3. Say “Yes.” System responds: . With Remote Ignition Block, Turn-by-Turn Navigation “OK, request completed, thank if equipped, OnStar can block you, goodbye.” the engine from being restarted. 1. Press Q to connect to an Route Preview . With Stolen Vehicle Slowdown, Advisor. 1. Press =. System responds: if equipped, OnStar can work 2. Request directions to be with law enforcement to downloaded to the vehicle. “OnStar ready,” then a tone. gradually slow the vehicle down. 3. Follow the voice-guided 2. Say “Route preview.” System Theft Alarm Notification commands. responds with the next three maneuvers. If equipped, if the doors are locked Using Voice Commands Repeat and the vehicle alarm sounds, a During a Planned Route notification by text, e-mail, or phone 1. Press =. System responds: call will be sent. If the vehicle is Functionality of the Voice Command OnStar ready, then a tone. stolen, an OnStar Advisor can work button may vary by vehicle and “ ” with authorities to recover the region. For some vehicles, press = 2. Say “Repeat.” System vehicle. to open the OnStar app on the responds with the last direction infotainment display. For other given, then responds with vehicles press = as follows. “OnStar ready,” then a tone. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

OnStar 363 Get My Destination Connections 4G LTE speed. Up to seven mobile devices can be connected. A data 1. Press =. System responds: The following OnStar services help plan is required. Use the in-vehicle “OnStar ready,” then a tone. with staying connected. controls only when it is safe to 2. Say “Get my destination.” For coverage maps, see do so. System responds with the www.onstar.com (U.S.) or 1. To retrieve Wi-Fi hotspot address and distance to the www.onstar.ca (Canada). information, press = to open destination, then responds with Ensuring Security the OnStar app on the “OnStar ready,” then a tone. . Change the default passwords infotainment display, then Send Destination to Vehicle for the Wi-Fi hotspot and select Wi-Fi Hotspot. On some Directions can be sent to the myBuick mobile application. vehicles, touch Wi-Fi or Settings on the screen. vehicle’s navigation screen, Make these passwords different if equipped. from each other and use a 2. The Wi-Fi settings will display combination of letters, numbers, the Wi-Fi hotspot name (SSID), Press Q, then ask the Advisor to and symbols to increase the password, and on some download directions to the vehicle’s security. vehicles, the connection type navigation system, if equipped. After (no Internet connection, 3G, the call ends, the navigation screen . Change the default name of the SSID (Service Set Identifier). 4G, 4G LTE), and signal quality will provide prompts to begin driving (poor, good, excellent). directions. Routes that are sent to This is your network’s name that the navigation screen can only be is visible to other wireless 3. To change the SSID or canceled through the navigation devices. Choose a unique name password, press Q or call system. and avoid family names or 1-888-4ONSTAR to connect vehicle descriptions. See www.onstar.com (U.S.) or with an Advisor. On some www.onstar.ca (Canada). OnStar Wi-Fi Hotspot (If Equipped) vehicles, the SSID and password can be changed in The vehicle may have a built-in the Wi-Fi Hotspot menu. Wi-Fi hotspot that provides access to the Internet and web content at Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

364 OnStar After initial set-up, your vehicle’s . Locate the vehicle on a map Remote Services Wi-Fi hotspot will connect (U.S. market only). Contact an OnStar Advisor to automatically to your mobile . Turn the vehicle's Wi-Fi hotspot unlock the doors or sound the horn devices. Manage data usage by on/off, manage settings, and and flash the lamps. turning Wi-Fi on or off on your monitor data consumption, mobile device, by using the myBuick if equipped. OnStar AtYourService mobile app, or by contacting an OnStar Advisor. On some vehicles, . Locate a dealer and schedule OnStar Advisors can provide offers Wi-Fi can also be managed from the service. from restaurants and retailers on Wi-Fi Hotspot menu. your route, help locate hotels, . Request roadside assistance. or book a room. These services MyBuick Mobile App (If Available) . Set a parking reminder with pin vary by market. drop, take a photo, make a note, Download the myBuick mobile app OnStar Hands-Free Calling to compatible Apple and Android and set a timer. smartphones. Buick users can . Connect with Buick on social Make and receive calls with the access the following services from a media. built-in wireless calling service, smartphone: which requires available minutes. For myBuick mobile app information Functionality of the Voice Command . Remotely start/stop the vehicle, and compatibility, see button may vary by vehicle and if factory-equipped. www.my.buick.com. region. For some vehicles, press = . Lock/unlock doors, if equipped An active OnStar service, to open the OnStar app on the with automatic locks. compatible device, factory-installed infotainment display, then select . Activate the horn and lamps. remote start, and power locks are Hands-Free calling. For other required. Data rates apply. See vehicles press = as follows. . Check the vehicle’s fuel level, oil www.onstar.com for details and life, or tire pressure, system limitations. Make a Call if factory-equipped with the Tire Pressure Monitor System. 1. Press =. System responds: OnStar ready. . Send destinations to the vehicle. “ ” Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

OnStar 365 2. Say “Call.” System responds: End a Call Includes: “Call. Please say the name or Press =. System responds: “Call . Diagnostic Alerts: Set number to call.” preferences to receive real-time ended.” 3. Say the entire number without e-mails, texts, or monthly reports pausing, including a “1” and the Verify Minutes and Expiration of the vehicle’s health. Or area code. System responds: press Q to have an Advisor Press = and say “Minutes” then “OK, calling.” initiate a remote diagnostic Verify to check how many minutes “ ” report. Calling 911 Emergency remain and their expiration date. = . Proactive Alerts: Receive a 1. Press . System responds: Diagnostics real-time e-mail or text message “OnStar ready.” regarding potential issues with By monitoring and reporting on the 2. Say “Call.” System responds: key vehicle components, such vehicle s key systems, OnStar “Call. Please say the name or ’ as the battery, fuel system, Advanced Diagnostics provides a number to call.” or starter system. Alerts for way to keep up on maintenance. potential issues appear on the 3. Say 911 without pausing. “ ” Capabilities vary by model. See infotainment display. Proactive System responds: 911. “ ” www.onstar.com for details and Alerts are designed to help 4. Say “Call.” System responds: system limitations. Message and predict specific types of issues “OK, dialing 911.” data rates may apply. based on information collected from the vehicle. Other factors Retrieve My Number Advanced Diagnostics requires an active OnStar paid service plan, may affect vehicle performance. 1. Press =. System responds: e-mail address on file, and Not all issues will deliver alerts. In some cases, a dealer service “OnStar ready.” enrollment in Advanced Diagnostics. check may be required to 2. Say “My number.” System confirm the accuracy of the responds: “Your OnStar alerts. Hands-Free Calling number is,” then says the number. Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

366 OnStar . Dealer Maintenance Notification: OnStar Additional . After change in ownership and Have the vehicle notify your at 90 days. preferred dealer when it is time Information for maintenance. Your dealer will Transferring Service OnStar Smart Driver then contact you to set up an Press Q to request account transfer appointment. OnStar Smart Driver provides eligibility information. The Advisor information about driving behavior to To begin, press Q to speak to an can cancel or change account help maximize overall vehicle information. Advisor, or see www.onstar.com. performance, reduce wear and tear, and enhance fuel efficiency. An Selling/Transferring the Insurance Discounts Eligibility Vehicle feature is also offered within OnStar Call 1-888-4ONSTAR Smart Driver. See www.onstar.com (1-888-466-7827) immediately to for details regarding vehicle terminate your OnStar services if eligibility and system limitations. the vehicle is disposed of, sold, OnStar, General Motors, and their transferred, or if the lease ends. affiliates are not insurance providers. Obtain insurance only Reactivation for Subsequent from licensed insurance providers. Owners In-Vehicle Audio Messages Press Q and follow the prompts to Audio messages may play important speak to an Advisor as soon as information at the following times: possible. The Advisor will update vehicle records and explain OnStar . Prior to vehicle purchase. service options. Press Q to set up an account. How OnStar Service Works . With the OnStar Basic Plan, every 60 days. Automatic Crash Response, Emergency Services, Crisis Assist, Stolen Vehicle Assistance, Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

OnStar 367 Advanced Vehicle Diagnostics, services. Service involving location Press Q to help: Remote Services, Roadside information about the vehicle cannot Assistance, Turn-by-Turn work unless GPS signals are . Locate a gas station with an Navigation, and Hands-Free Calling available, unobstructed, and attendant to pump gas. are available on most vehicles. Not compatible with the OnStar . Find a hotel, restaurant, etc., all OnStar services are available hardware. OnStar services may not that meets accessibility needs. everywhere or on all vehicles. For work if the OnStar equipment is not more information, a full description properly installed or it has not been . Provide directions to the closest of OnStar services, system properly maintained. If equipment or hospital or pharmacy in urgent limitations, and OnStar User Terms, software is added, connected, situations. Privacy Statement, and Software or modified, OnStar services may TTY Users Terms: not work. Other problems beyond the control of OnStar — such as OnStar has the ability to . Call 1-888-4ONSTAR communicate to deaf, (1-888-466-7827). hills, tall buildings, tunnels, weather, electrical system design and hard-of-hearing, or speech-impaired . See www.onstar.com (U.S.). architecture of the vehicle, damage customers while in the vehicle. The available dealer-installed TTY . See www.onstar.ca (Canada). to the vehicle in a crash, or wireless phone network congestion or system can provide in-vehicle . Call TTY 1-877-248-2080. jamming — may prevent service. access to all OnStar services, except Virtual Advisor and OnStar . Press Q to speak with an See Radio Frequency Statement Turn-by-Turn Navigation. Advisor. 0 356. OnStar Personal Identification OnStar services cannot work unless Services for People with Number (PIN) the vehicle is in a place where Disabilities OnStar has an agreement with a A PIN is needed to access some wireless service provider for service Advisors provide services to help OnStar services. The PIN will need in that area. The wireless service with physical disabilities and to be changed the first time when provider must also have coverage, medical conditions. speaking with an Advisor. To network capacity, reception, and technology compatible with OnStar Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

368 OnStar change the OnStar PIN, contact an Global Positioning or near the antenna to prevent OnStar Advisor by pressing Q or System (GPS) blocking cellular and GPS signal reception. calling 1-888-4ONSTAR. . Obstruction of the GPS can Warranty occur in a large city with tall Unable to Connect to OnStar buildings; in parking garages; Message OnStar equipment may be around airports; in tunnels and warranted as part of the vehicle underpasses; or in an area with If there is limited cellular coverage warranty. very dense trees. If GPS signals or the cellular network has reached maximum capacity, this message Languages are not available, the OnStar system should still operate to may come on. Press Q to try the The vehicle can be programmed to call OnStar. However, OnStar call again or try again after driving a respond in multiple languages. could have difficulty identifying few miles into another cellular area. Q the exact location. Press and ask for an Advisor. Vehicle and Power Issues Advisors are available in English, . In emergency situations, OnStar OnStar services require a vehicle Spanish, and French. Available can use the last stored GPS electrical system, wireless service, languages may vary by country. location to send to emergency and GPS satellite technologies to be responders. Potential Issues available and operating for features OnStar cannot perform Remote A temporary loss of GPS can cause to function properly. These systems Door Unlock or Stolen Vehicle loss of the ability to send a may not operate if the battery is Assistance after the vehicle has Turn-by-Turn Navigation route. The discharged or disconnected. Advisor may give a verbal route or been off continuously for 10 days Add-on Electrical Equipment without an ignition cycle. If the may ask for a call back after the vehicle has not been started for vehicle is driven into an open area. The OnStar system is integrated 10 days, OnStar can contact Cellular and GPS Antennas into the electrical architecture of the Roadside Assistance or a locksmith vehicle. Do not add any electrical to help gain access to the vehicle. Cellular reception is required for equipment. See Add-On Electrical OnStar to send remote signals to Equipment 0 238. Added electrical the vehicle. Do not place items over Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

OnStar 369 equipment may interfere with the system status, identify whether OnStar - Software operation of the OnStar system and updates or changes are available, Acknowledgements cause it to not operate. or deliver updates or changes. An active OnStar agreement constitutes Certain OnStar components include Vehicle Software Updates consent to these software updates libcurl and unzip software and other third party software. Below are the OnStar or GM may remotely deliver or changes and agreement that notices and licenses associated with software updates or changes to the either OnStar or GM may remotely libcurl and unzip and for other third vehicle without further notice or deliver them to the vehicle. party software please see http:// consent. These updates or changes opensource.lge.com/index may enhance or maintain safety, Privacy security, or the operation of the The complete OnStar Privacy www.onstar.com/us/en/ vehicle or the vehicle systems. Statement may be found at libcurl: Software updates or changes may www.onstar.com (U.S.), affect or erase data or settings that or www.onstar.ca (Canada). We COPYRIGHT AND PERMISSION are stored in the vehicle, such as recommend that you review it. If you NOTICE OnStar Hands-Free Calling name have any questions, call Copyright (c) 1996 - 2010, Daniel tags, saved navigation destinations, 1-888-4ONSTAR (1-888-466-7827) Stenberg, . or pre-set radio stations. Neither or press Q to speak with an All rights reserved. OnStar nor GM is responsible for Advisor. Users of wireless any affected or erased data or communications are cautioned that Permission to use, copy, modify, settings. These updates or changes the privacy of any information sent and distribute this software for any may also collect personal via wireless cellular communications purpose with or without fee is information. Such collection is cannot be assured. Third parties hereby granted, provided that the described in the OnStar privacy may unlawfully intercept or access above copyright notice and this statement or separately disclosed at transmissions and private permission notice appear in all the time of installation. These communications without consent. copies. updates or changes may also cause a system to automatically THE SOFTWARE IS PROVIDED communicate with GM servers to “AS IS,” WITHOUT WARRANTY OF collect information about vehicle ANY KIND, EXPRESS OR Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

370 OnStar IMPLIED, INCLUDING BUT NOT should be available at ftp:// liable for any direct, indirect, LIMITED TO THE WARRANTIES ftp.info-zip.org/pub/infozip/ incidental, special or consequential OF MERCHANTABILITY, FITNESS license.html indefinitely. damages arising out of the use of or FOR A PARTICULAR PURPOSE Copyright (c) 1990-2005 Info-ZIP. All inability to use this software. AND NONINFRINGEMENT OF rights reserved. Permission is granted to anyone to THIRD PARTY RIGHTS. IN NO For the purposes of this copyright use this software for any purpose, EVENT SHALL THE AUTHORS OR including commercial applications, COPYRIGHT HOLDERS BE and license, “Info-ZIP” is defined as the following set of individuals: and to alter it and redistribute it LIABLE FOR ANY CLAIM, freely, subject to the following DAMAGES OR OTHER LIABILITY, Mark Adler, John Bush, Karl Davis, restrictions: WHETHER IN AN ACTION OF Harald Denker, Jean-Michel Dubois, CONTRACT, TORT OR Jean-loup Gailly, Hunter Goatley, Ed 1. Redistributions of source code OTHERWISE, ARISING FROM, Gordon, Ian Gorman, Chris must retain the above copyright OUT OF OR IN CONNECTION Herborth, Dirk Haase, Greg Hartwig, notice, definition, disclaimer, WITH THE SOFTWARE OR THE Robert Heath, Jonathan Hudson, and this list of conditions. USE OR OTHER DEALINGS IN Paul Kienitz, David Kirschbaum, 2. Redistributions in binary form THE SOFTWARE. Johnny Lee, Onno van der Linden, (compiled executables) must Except as contained in this notice, Igor Mandrichenko, Steve P. Miller, reproduce the above copyright the name of a copyright holder shall Sergio Monesi, Keith Owens, notice, definition, disclaimer, not be used in advertising or George Petrov, Greg Roelofs, Kai and this list of conditions in otherwise to promote the sale, use Uwe Rommel, Steve Salisbury, documentation and/or other or other dealings in this Software Dave Smith, Steven M. Schweda, materials provided with the without prior written authorization of Christian Spieler, Cosmin Truta, distribution. The sole exception the copyright holder. Antoine Verheijen, Paul von Behren, to this condition is redistribution Rich Wales, Mike White. of a standard UnZipSFX binary unzip: (including SFXWiz) as part of a This software is provided “as is,” This is version 2005-Feb-10 of the without warranty of any kind, self-extracting archive; that is Info-ZIP copyright and license. The express or implied. In no event shall permitted without inclusion of definitive version of this document Info-ZIP or its contributors be held this license, as long as the Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

OnStar 371 normal SFX banner has not 4. Info-ZIP retains the right to use been removed from the binary the names “Info-ZIP,”“Zip,” or disabled. “UnZip,”“UnZipSFX,”“WiZ,” Pocket UnZip, Pocket Zip, 3. Altered versions–including, but “ ”“ ” not limited to, ports to new and “MacZip” for its own operating systems, existing source and binary releases. ports with new graphical interfaces, and dynamic, shared, or static library 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). Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

372 Index Index A Airbag System (cont'd) Accessories and What Makes an Airbag Modifications ...... 242 Inflate? ...... 83 Accessory Power ...... 191 What Will You See after an Adaptive Cruise Control ...... 206 Airbag Inflates? ...... 84 Adaptive Forward When Should an Airbag Lighting (AFL) ...... 161 Inflate? ...... 82 Adaptive Forward Lighting Where Are the Airbags? ...... 81 (AFL) Light ...... 140 Airbags Add-On Electrical Equipment . . . 238 Adding Equipment to the Additional Information Vehicle ...... 90 OnStar ...... 366 Passenger Status Indicator . . . 132 Additional Maintenance Readiness Light ...... 131 and Care ...... 337 Servicing Airbag-Equipped Adjustments Vehicles ...... 89 Lumbar, Front Seats ...... 63 System Check ...... 79 Thigh Support ...... 64 Alarm Air Cleaner/Filter, Engine ...... 251 Vehicle Security ...... 50 Air Conditioning ...... 168 Alert Air Filter, Passenger Lane Change ...... 223 Compartment ...... 173 Side Blind Zone (SBZA) ...... 223 Air Vents ...... 173 All-Season Tires ...... 275 Airbag System All-Wheel Drive ...... 197, 261 Check ...... 90 Antilock Brake System (ABS) . . . 198 How Does an Airbag Warning Light ...... 136 Restrain? ...... 83 Appearance Care Passenger Sensing System . . . .85 Exterior ...... 321 Interior ...... 326 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Index 373 Armrest Storage ...... 114 Brake (cont'd) California (cont'd) Assistance Program, System Warning Light ...... 135 Perchlorate Materials Roadside ...... 350 Brakes ...... 258 Requirements ...... 242 Assistance Systems for Antilock ...... 198 California Driving ...... 217 Assist ...... 200 Proposition Assistance Systems for Fluid ...... 259 65 Warning ...... 241,260, 315, Parking and Backing ...... 214 Braking ...... 177 Back Cover Automatic Automatic Forward ...... 219 Canadian Vehicle Owners ...... 2 Door Locks ...... 41 Braking System Capacities and Forward Braking ...... 219 Front Pedestrian (FPB) ...... 220 Specifications ...... 344 Headlamp System ...... 160 Break-In, New Vehicle ...... 186 Carbon Monoxide Transmission ...... 194 Bulb Replacement Engine Exhaust ...... 193 Transmission Fluid ...... 250 Fog Lamps ...... 266 Liftgate ...... 42 Automatic Transmission Front Turn Signal Lamps . . . . . 266 Winter Driving ...... 181 Manual Mode ...... 196 Halogen Bulbs ...... 265 Cargo Shift Lock Control Function Headlamp Aiming ...... 264 Cover ...... 114 Check ...... 261 Headlamps ...... 265 Tie-Downs ...... 115 High Intensity Discharge Caution, Danger, and Warning . . . . 2 B (HID) Lighting ...... 265 Chains, Tire ...... 293 Battery Taillamps, Turn Signal, Charging Exterior Lighting Battery Stoplamps, and Back-up Wireless ...... 121 Saver ...... 165 Lamps ...... 266 Charging System Light ...... 132 Load Management ...... 165 Buying New Tires ...... 289 Check Power Protection ...... 165 Engine Light (Malfunction Battery - North America . . . .260, 315 C Indicator) ...... 133 Blade Replacement, Wiper . . . . . 262 Calibration ...... 120 Child Restraints Brake California Infants and Young Children . . . . .93 Parking, Electric ...... 198 Fuel Requirements ...... 228 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

374 Index Child Restraints (cont'd) Convex Mirrors ...... 53 Data Collection Lower Anchors and Tethers Coolant Infotainment System ...... 359 for Children ...... 98 Engine Temperature Gauge . . 130 OnStar ...... 359 Older Children ...... 91 Engine Temperature Data Recorders, Event ...... 358 Securing ...... 104, 106 Warning Light ...... 138 Daytime Running Systems ...... 95 Cooling ...... 168 Lamps (DRL) ...... 160 Circuit Breakers ...... 268 Cooling System ...... 252 Defensive Driving ...... 177 Cleaning Courtesy Transportation Delayed Locking ...... 40 Exterior Care ...... 321 Program ...... 352 Diagnostics Interior Care ...... 326 Cover OnStar ...... 365 Climate Control Systems Cargo ...... 114 Distracted Driving ...... 176 Dual Automatic ...... 168 Cruise Control ...... 204 Dome Lamps ...... 163 Clock ...... 120 Light ...... 140 Door Cluster, Instrument ...... 124 Cruise Control, Adaptive ...... 206 Ajar Light ...... 141 Collision Damage Repair ...... 353 Cupholders ...... 112 Delayed Locking ...... 40 Compact Spare Tire ...... 314 Customer Assistance ...... 349 Locks ...... 38 Compartments Offices ...... 348 Power Locks ...... 40 Storage ...... 112 Text Telephone (TTY) Drive Belt Routing, Engine ...... 345 Compass ...... 120 Users ...... 349 Drive Systems Compressor Kit, Tire Customer Information All-Wheel Drive ...... 197, 261 Sealant ...... 296, 302 Service Publications Driver Assistance Systems . . . . . 213 Connections Ordering Information ...... 355 Driver Information OnStar ...... 363 Customer Satisfaction Center (DIC) ...... 141 Control Procedure ...... 346 Driving Traction and Electronic D Assistance Systems ...... 217 Stability ...... 201 Characteristics and Damage Repair, Collision ...... 353 Control of a Vehicle ...... 177 Towing Tips ...... 231 Danger, Warning, and Caution . . . . 2 Convenience Net ...... 116 Defensive ...... 177 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Index 375 Driving (cont'd) Engine Exterior Lamps Off Reminder . . . 160 Drunk ...... 177 Air Cleaner/Filter ...... 251 Exterior Lighting Battery For Better Fuel Economy ...... 28 Check Light (Malfunction Saver ...... 165 Hill and Mountain Roads ...... 180 Indicator) ...... 133 F If the Vehicle is Stuck ...... 182 Compartment Overview ...... 244 Features Loss of Control ...... 179 Coolant Temperature Memory ...... 14 Off-Road Recovery ...... 179 Gauge ...... 130 Filter, Vehicle Load Limits ...... 183 Coolant Temperature Engine Air Cleaner ...... 251 Wet Roads ...... 180 Warning Light ...... 138 Flash-to-Pass ...... 160 Winter ...... 181 Cooling System ...... 252 Flashers, Hazard Warning ...... 162 Dual Automatic Climate Drive Belt Routing ...... 345 Flat Tire ...... 294 Control System ...... 168 Exhaust ...... 193 Changing ...... 309 Heater ...... 190 E Floor Mats ...... 329 Oil Life System ...... 249 Electric Parking Brake ...... 198 Fluid Oil Pressure Light ...... 139 Electric Parking Brake Light . . . . 135 Automatic Transmission ...... 250 Overheating ...... 256 Electrical Equipment, Brakes ...... 259 Power Messages ...... 149 Add-On ...... 238 Washer ...... 257 Running While Parked ...... 194 Electrical System Fog Lamps ...... 162 Starting ...... 188 Engine Compartment Fuse Bulb Replacement ...... 266 Entry Lighting ...... 164 Block ...... 268 Folding Mirrors ...... 53 Equipment, Towing ...... 237 Fuses and Circuit Breakers . . . 268 Forward Automatic Braking . . . . . 219 Event Data Recorders ...... 358 Instrument Panel Fuse Forward Collision Alert Exit Lighting ...... 164 Block ...... 272 (FCA) System ...... 217 Extended Parking ...... 193 Overload ...... 267 Frequency Statement Extender, Seat Belt ...... 77 Emergency Radio ...... 356 Exterior Lamp Controls ...... 159 OnStar ...... 361 Front Fog Lamp Light ...... 140 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

376 Index Front Pedestrian Braking Gauges Headlamps (cont'd) (FPB) System ...... 220 Engine Coolant Daytime Running Front Seats Temperature ...... 130 Lamps (DRL) ...... 160 Adjustment ...... 62 Fuel ...... 129 Flash-to-Pass ...... 160 Heated and Ventilated ...... 69 Odometer ...... 128 High Intensity Discharge Front Storage ...... 113 Speedometer ...... 128 (HID) Lighting ...... 265 Front Turn Signal Lamps ...... 266 Tachometer ...... 128 High-Beam On Light ...... 139 Fuel ...... 227 Warning Lights and High/Low Beam Changer . . . . . 160 Additives ...... 228 Indicators ...... 123 Lamps On Reminder ...... 140 Economy Driving ...... 28 General Information Heated Filling a Portable Fuel Service and Maintenance . . . . . 330 Steering Wheel ...... 118 Container ...... 230 Towing ...... 231 Heated and Ventilated Front Filling the Tank ...... 229 Vehicle Care ...... 241 Seats ...... 69 Foreign Countries ...... 228 Glove Box ...... 112 Heated Mirrors ...... 53 Gauge ...... 129 GM Mobility Reimbursement Heater Low Fuel Warning Light ...... 139 Program ...... 350 Engine ...... 190 Heating ...... 168 Requirements, California . . . . . 228 H Fuses High-Beam On Light ...... 139 Halogen Bulbs ...... 265 Engine Compartment Fuse High-Speed Operation ...... 282 Hazard Warning Flashers ...... 162 Block ...... 268 Hill and Mountain Roads ...... 180 Head Restraints ...... 60 Fuses and Circuit Breakers . . . 268 Hill Start Assist (HSA) ...... 200 Head-up Display ...... 145 Instrument Panel Fuse Hood ...... 243 Headlamps ...... 265 Block ...... 272 Horn ...... 118 Adaptive Forward How to Wear Seat Belts G Lighting (AFL) ...... 161 Properly ...... 74 Garage Door Opener ...... 155 Aiming ...... 264 HVAC ...... 168 Programming ...... 155 Automatic ...... 160 Gas Strut(s) ...... 263 Bulb Replacement ...... 265 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Index 377 I Lamps (cont'd) Lights Ignition Positions ...... 187 Exterior Lamps Off Adaptive Forward Lighting Immobilizer ...... 51 Reminder ...... 160 (AFL) Light ...... 140 Indicator Exterior Lighting Battery Airbag Readiness ...... 131 Vehicle Ahead ...... 136 Saver ...... 165 Antilock Brake System Infants and Young Children, Front Turn Signal ...... 266 (ABS) Warning ...... 136 Restraints ...... 93 Malfunction Indicator Brake System Warning ...... 135 Infotainment ...... 167 (Check Engine) ...... 133 Charging System ...... 132 Infotainment System ...... 359 On Reminder ...... 140 Check Engine (Malfunction Instrument Cluster ...... 124 Reading ...... 164 Indicator) ...... 133 Interior Rearview Mirrors ...... 54 Lane Change Alert (LCA) ...... 223 Cruise Control ...... 140 Introduction ...... 2 Lane Departure Door Ajar ...... 141 Warning (LDW) ...... 225 Electric Parking Brake ...... 135 J Lane Keep Assist (LKA) ...... 225 Engine Coolant Jump Starting - North Lane Keep Assist Light ...... 136 Temperature Warning ...... 138 America ...... 315 Lap-Shoulder Belt ...... 75 Engine Oil Pressure ...... 139 K LATCH System Flash-to-Pass ...... 160 Keyless Entry Replacing Parts after a Front Fog Lamp ...... 140 Remote (RKE) System ...... 30 Crash ...... 104 High-Beam On ...... 139 Keys ...... 29 LATCH, Lower Anchors and High/Low Beam Changer . . . . . 160 L Tethers for Children ...... 98 Lane Keep Assist ...... 136 Liftgate ...... 42 Low Fuel Warning ...... 139 Labeling, Tire Sidewall ...... 276 Lighting Seat Belt Reminders ...... 130 Lamps Adaptive Forward ...... 161 Security ...... 139 Daytime Running (DRL) ...... 160 Entry ...... 164 Service Electric Parking Dome ...... 163 Exit ...... 164 Brake ...... 135 Exterior Controls ...... 159 Illumination Control ...... 163 StabiliTrak OFF ...... 137 Tire Pressure ...... 138 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

378 Index Lights (cont'd) Malfunction Indicator Lamp . . . . . 133 O Traction Control System Manual Mode ...... 196 Odometer ...... 128 (TCS)/StabiliTrak ...... 137 Massage ...... 70 Off-Road Traction Off ...... 137 Memory Features ...... 14 Recovery ...... 179 Locks Memory Seats ...... 66 Oil Automatic Door ...... 41 Messages Engine ...... 247 Delayed Locking ...... 40 Engine Power ...... 149 Engine Oil Life System ...... 249 Door ...... 38 Vehicle ...... 149 Pressure Light ...... 139 Lockout Protection ...... 41 Vehicle Speed ...... 150 Older Children, Restraints ...... 91 Power Door ...... 40 Mirrors Online Owner Center ...... 349 Safety ...... 41 Automatic Dimming OnStar ...... 359 Loss of Control ...... 179 Rearview ...... 54 OnStar Additional Low Fuel Warning Light ...... 139 Convex ...... 53 Information ...... 366 Low-Profile Tires ...... 275 Folding ...... 53 OnStar Connections ...... 363 Lower Anchors and Tethers Heated ...... 53 OnStar Diagnostics ...... 365 for Children (LATCH Power ...... 53 OnStar Emergency ...... 361 System) ...... 98 Tilt in Reverse ...... 54 OnStar Navigation ...... 362 Lumbar Adjustment ...... 63 Mirrors, Interior Rearview ...... 54 OnStar Overview ...... 360 Front Seats ...... 63 Monitor System, Tire OnStar Security ...... 362 M Pressure ...... 283 Operation Maintenance N Fog Lamps ...... 162 Records ...... 342 Navigation Ordering Maintenance and Care OnStar ...... 362 Service Publications ...... 355 Additional ...... 337 Net, Convenience ...... 116 Outlets Maintenance Schedule ...... 332 New Vehicle Break-In ...... 186 Power ...... 120 Recommended Fluids and Overheating, Engine ...... 256 Lubricants ...... 340 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Index 379 P Power (cont'd) Reimbursement Program, Park Retained Accessory (RAP) . . . 191 GM Mobility ...... 350 Shifting Into ...... 191 Seat Adjustment ...... 63 Remote Keyless Entry (RKE) Shifting Out of ...... 192 Windows ...... 55 System ...... 30 Parking Pregnancy, Using Seat Belts . . . . 77 Remote Vehicle Start ...... 36 Brake and P (Park) Privacy Replacement Parts Mechanism Check ...... 261 Vehicle Data Recording ...... 358 Airbags ...... 91 Extended ...... 193 Program Maintenance ...... 341 Over Things That Burn ...... 193 Courtesy Transportation ...... 352 Replacing Airbag System ...... 91 Parking Assist ...... 214 Proposition Replacing LATCH System Parking or Backing 65 Warning, Parts after a Crash ...... 104 Assistance Systems ...... 214 California ...... 241,260, 315, Replacing Seat Belt System Passenger Airbag Status Back Cover Parts after a Crash ...... 78 Indicator ...... 132 R Reporting Safety Defects Canadian Government ...... 357 Passenger Compartment Air Radio Frequency Statement . . . . 356 General Motors ...... 357 Filter ...... 173 Reading Lamps ...... 164 U.S. Government ...... 356 Passenger Sensing System . . . . . 85 Rear Seats ...... 71 Restraints Pedestrian Protection Rear Vision Camera (RVC) . . . . . 214 Where to Put ...... 97 System ...... 109 Rear Window Washer/Wiper . . . . 119 Retained Accessory Perchlorate Materials Rearview Mirrors Power (RAP) ...... 191 Requirements, California ...... 242 Automatic Dimming ...... 54 Reverse Tilt Mirrors ...... 54 Personalization Reclining Seatbacks ...... 64 Ride Control Systems Vehicle ...... 150 Recommended Fluids and Selective ...... 203 Power Lubricants ...... 340 Roads Door Locks ...... 40 Records Driving, Wet ...... 180 Mirrors ...... 53 Maintenance ...... 342 Roadside Assistance Outlets ...... 120 Recreational Vehicle Towing . . . . 318 Protection, Battery ...... 165 Program ...... 350 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

380 Index Roof Seats (cont'd) Service (cont'd) Sunroof ...... 57 Heated and Ventilated Front . . . .69 Scheduling Appointments . . . . . 352 Rotation, Tires ...... 287 Lumbar Adjustment, Front ...... 63 Service Electric Parking Routing, Engine Drive Belt ...... 345 Memory ...... 66 Brake Light ...... 135 Running the Vehicle While Power Adjustment, Front ...... 63 Services Parked ...... 194 Rear ...... 71 Special Application ...... 337 Reclining Seatbacks ...... 64 Servicing the Airbag ...... 89 S Seats and Restraints Shift Lock Control Function Safety Defects Reporting Pedestrian Protection Check, Automatic Canadian Government ...... 357 System ...... 109 Transmission ...... 261 General Motors ...... 357 Securing Child Shifting U.S. Government ...... 356 Restraints ...... 104, 106 Into Park ...... 191 Safety Locks ...... 41 Security Out of Park ...... 192 Safety System Check ...... 78 Light ...... 139 Side Blind Zone Alert (SBZA) . . . 223 Scheduling Appointments ...... 352 OnStar ...... 362 Signals, Turn and Sealant Kit, Tire ...... 296, 302 Vehicle ...... 50 Lane-Change ...... 162 Seat Belts ...... 73 Vehicle Alarm ...... 50 Spare Tire Care ...... 78 Selective Ride Control ...... 203 Compact ...... 314 Extender ...... 77 Service ...... 173 Special Application Services . . . . 337 How to Wear Seat Belts Accessories and Specifications and Properly ...... 74 Modifications ...... 242 Capacities ...... 344 Lap-Shoulder Belt ...... 75 Doing Your Own Work ...... 242 Speedometer ...... 128 Reminders ...... 130 Maintenance Records ...... 342 StabiliTrak Replacing after a Crash ...... 78 Maintenance, General OFF Light ...... 137 Use During Pregnancy ...... 77 Information ...... 330 Start Assist, Hill ...... 200 Seats Parts Identification Label . . . . . 343 Start Vehicle, Remote ...... 36 Adjustment, Front ...... 62 Publications Ordering Starter Switch Check ...... 261 Head Restraints ...... 60 Information ...... 355 Starting the Engine ...... 188 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

Index 381 Steering ...... 178 System (cont'd) Tires (cont'd) Heated Wheel ...... 118 Infotainment ...... 167, 359 Pressure Monitor System . . . . . 283 Wheel Adjustment ...... 118 Systems Rotation ...... 287 Wheel Controls ...... 118 Driver Assistance ...... 213 Sealant and Stoplamps and Back-up Lamps T Compressor Kit ...... 296, 302 Bulb Replacement ...... 266 Sealant and Tachometer ...... 128 Storage Areas Compressor Kit, Taillamps Armrest ...... 114 Storing ...... 308, 309 Bulb Replacement ...... 266 Cargo Cover ...... 114 Sidewall Labeling ...... 276 Text Telephone (TTY) Users . . . . 349 Convenience Net ...... 116 Terminology and Definitions . . 278 Theft-Deterrent Systems ...... 52 Front ...... 113 Uniform Tire Quality Immobilizer ...... 51 Glove Box ...... 112 Grading ...... 291 Thigh Support Adjustment ...... 64 Sunglasses ...... 113 Wheel Alignment and Tire Time ...... 120 Storage Compartments ...... 112 Balance ...... 292 Tires ...... 274 Storing the Tire Sealant Wheel Replacement ...... 293 All-Season ...... 275 and Compressor Kit ...... 308, 309 When It Is Time for New Buying New Tires ...... 289 Struts Tires ...... 288 Chains ...... 293 Gas ...... 263 Winter ...... 275 Changing ...... 309 Stuck Vehicle ...... 182 Towing Compact Spare ...... 314 Sun Visors ...... 57 Driving Characteristics ...... 231 Designations ...... 278 Sunglass Storage ...... 113 Equipment ...... 237 Different Size ...... 290 Sunroof ...... 57 General Information ...... 231 If a Tire Goes Flat ...... 294 Symbols ...... 3 Recreational Vehicle ...... 318 Inspection ...... 287 System Trailer ...... 235 Low Profile ...... 275 Forward Collision Vehicle ...... 318 Pressure ...... 281, 282 Alert (FCA) ...... 217 Traction Pressure Light ...... 138 Control System (TCS)/ Pressure Monitor Operation . . 284 StabiliTrak Light ...... 137 Buick Regal Owner Manual (GMNA-Localizing-2nd Timed Print-U.S./Canada- 11486030) - 2018 - crc - 3/23/18

382 Index Traction (cont'd) Vehicle (cont'd) Warnings Off Light ...... 137 Identification Number (VIN) . . . 343 Hazard Flashers ...... 162 Selective Ride Control ...... 203 Load Limits ...... 183 Washer Fluid ...... 257 Traction Control/Electronic Messages ...... 149 Wheels Stability Control ...... 201 Personalization ...... 150 Alignment and Tire Balance . . 292 Trailer Remote Start ...... 36 Different Size ...... 290 Towing ...... 235 Security ...... 50 Replacement ...... 293 Transmission Speed Messages ...... 150 When It Is Time for New Automatic ...... 194 Towing ...... 318 Tires ...... 288 Fluid, Automatic ...... 250 Vehicle Ahead Indicator ...... 136 Where to Put the Restraint ...... 97 Transportation Program, Vehicle Care Wi-Fi ...... 363 Courtesy ...... 352 Storing the Tire Windows ...... 55 Turn and Lane-Change Sealant and Power ...... 55 Signals ...... 162 Compressor Kit ...... 308, 309 Windshield Turn Signal Tire Pressure ...... 281 Replacement ...... 263 Bulb Replacement ...... 266 Vehicle Data Recording and Wiper/Washer ...... 118 U Privacy ...... 358 Winter Ventilation, Air ...... 173 Driving ...... 181 Uniform Tire Quality Grading . . . 291 Visors ...... 57 Winter Tires ...... 275 Universal Remote System ...... 155 Wiper Blade Replacement ...... 262 Operation ...... 157 W Wipers Programming ...... 155 Warning Rear Washer ...... 119 Using This Manual ...... 2 Brake System Light ...... 135 Wireless Charging ...... 121 V Caution and Danger ...... 2 Lane Departure (LDW) ...... 225 Vehicle Warning Lights, Gauges, and Alarm System ...... 50 Indicators ...... 123 Canadian Owners ...... 2 Control ...... 177 18_BUI_Regal_COV_en_US_U_84234152B_2018MAR8.ai 1 3/20/2018 8:52:55 AM

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