Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada-10999315) -
2018 - CRC - 9/11/17
260 Vehicle Care
Vehicle Care
General Information
General Information . . . . . . . . . . 261
California Proposition
65 Warning . . . . . . . . . . . . . . . . . 261
California Perchlorate
Materials Requirements . . . . . 262
Accessories and
Modifications . . . . . . . . . . . . . . . . 262
Vehicle Checks
Doing Your Own
Service Work . . . . . . . . . . . . . . . 262
Hood . . . . . . . . . . . . . . . . . . . . . . . . . 263
Engine Compartment
Overview . . . . . . . . . . . . . . . . . . . . 264
Engine Oil . . . . . . . . . . . . . . . . . . . . 267
Engine Oil Life System . . . . . . . 269
Automatic Transmission
Fluid . . . . . . . . . . . . . . . . . . . . . . . . 270
Engine Air Cleaner/Filter . . . . . . 271
Cooling System . . . . . . . . . . . . . . 272
Engine Overheating . . . . . . . . . . 276
Washer Fluid . . . . . . . . . . . . . . . . . 277
Brakes . . . . . . . . . . . . . . . . . . . . . . . 278
Brake Fluid . . . . . . . . . . . . . . . . . . . 279
Battery - North America . . . . . . 280
All-Wheel Drive . . . . . . . . . . . . . . . 281
Starter Switch Check . . . . . . . . . 281
Automatic Transmission Shift
Lock Control Function
Check . . . . . . . . . . . . . . . . . . . . . . . 281
Park Brake and P (Park)
Mechanism Check . . . . . . . . . . 281
Wiper Blade Replacement . . . . 282
Windshield Replacement . . . . . 283
Gas Strut(s) . . . . . . . . . . . . . . . . . . 283
Headlamp Aiming
Headlamp Aiming . . . . . . . . . . . . 284
Bulb Replacement
Bulb Replacement . . . . . . . . . . . . 284
Halogen Bulbs . . . . . . . . . . . . . . . . 284
High Intensity Discharge (HID)
Lighting . . . . . . . . . . . . . . . . . . . . . 285
Headlamps . . . . . . . . . . . . . . . . . . . 285
Fog Lamps . . . . . . . . . . . . . . . . . . . 286
Front Turn Signal Lamps . . . . . 286
Taillamps, Turn Signal,
Stoplamps, and Back-Up
Lamps . . . . . . . . . . . . . . . . . . . . . . 286
License Plate Lamp . . . . . . . . . . 287
Electrical System
Electrical System Overload . . . 288
Fuses and Circuit Breakers . . . 289
Engine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 289
Instrument Panel Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 292
Wheels and Tires
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . 294
All-Season Tires . . . . . . . . . . . . . . 295
Winter Tires . . . . . . . . . . . . . . . . . . 296
Low-Profile Tires . . . . . . . . . . . . . 296
Tire Sidewall Labeling . . . . . . . . 296
Tire Designations . . . . . . . . . . . . . 298
Tire Terminology and
Definitions . . . . . . . . . . . . . . . . . . 299
Tire Pressure . . . . . . . . . . . . . . . . . 302
Tire Pressure for High-Speed
Operation . . . . . . . . . . . . . . . . . . . 303
Tire Pressure Monitor
System . . . . . . . . . . . . . . . . . . . . . . 304
Tire Pressure Monitor
Operation . . . . . . . . . . . . . . . . . . . 305
Tire Inspection . . . . . . . . . . . . . . . . 308
Tire Rotation . . . . . . . . . . . . . . . . . 308
When It Is Time for New
Tires . . . . . . . . . . . . . . . . . . . . . . . . 309
Buying New Tires . . . . . . . . . . . . . 310
Different Size Tires and
Wheels . . . . . . . . . . . . . . . . . . . . . . 311
Uniform Tire Quality
Grading . . . . . . . . . . . . . . . . . . . . . 312
Wheel Alignment and Tire
Balance . . . . . . . . . . . . . . . . . . . . . 313
Wheel Replacement . . . . . . . . . . 313