Service Bulletins

Service Bulletins give additional technical service information needed to knowledgeably service General Motors cars and trucks.

Each bulletin contains instructions to assist in the diagnosis and service of the vehicle.

    See also:

    General Towing Information
    Only use towing equipment that has been designed for the vehicle. Contact your dealer or trailering dealer for assistance with preparing the vehicle for towing a trailer. See the following tra ...

    Ultrasonic Parking Sensor Light
    This light comes on to indicate that there is a malfunction in the system. See your dealer for service. See Ultrasonic Parking Assist  and Driver Information Center (DIC)  for more infor ...

    Compass Operation
    Press the on/off button once to turn the compass on or off. There is a compass display in the window in the upper right corner of the mirror face. The compass displays a maximum of two character ...