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:

    Retained Accessory Power (RAP)
    The following accessories can be used for up to 10 minutes after the engine is turned off. • Audio System • Audio Steering Wheel (if equipped) • Clock • Power Windows • Sunroof (if eq ...

    OnStar®
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview&nb ...

    Hitches
    Use the correct hitch equipment. See your dealer or a hitch dealer for assistance. . The rear bumper on the vehicle is not intended for hitches. Do not attach rental hitches or other bumper-type hi ...