Once a Year
• Starter switch check. See Owner Checks and Services.
• Parking brake and automatic transmission P (Park) mechanism check. See Owner Checks and Services.
• Automatic transmission shiftlock control system check. See Owner Checks and Services.
• Ignition transmission lock check. See Owner Checks and Services.
• Engine cooling system and pressure cap pressure check. Radiator and air conditioning condenser outside cleaning. See Cooling System.
• Exhaust system and nearby heat shields inspection for loose or damaged components.
• Accelerator pedal check for damage, high effort, or binding. Replace if needed.
• If the vehicle has a Tire Sealant and Compressor Kit, check the sealant expiration date printed on the instruction label of the kit. See Tire Sealant and Compressor Kit.
See also:
Rainsense™ II Wipers
If the vehicle has this feature, the moisture sensor is
mounted on the interior of the windshield beside
the rearview mirror and is used to automatically operate
the wipers. This system operates ...
Other Information
The Bluetooth® word mark and logos are owned by the
Bluetooth® SIG, Inc. and any use of such marks by
General Motors is under license. Other trademarks and
trade names are those of their respe ...
How OnStar Service Works
Automatic Crash Response,
Emergency Services, Crisis Assist,
Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock,
Roadside Assistance, Turn-by-Turn
Navigation, and Hands-Free ...
