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:

    OnStar Steering Wheel Controls
    This vehicle may have a Talk/Mute button that can be used to interact with OnStar hands-free calling. See Audio Steering Wheel Controls for more information. On some vehicles, the mute button c ...

    Erasing Universal Remote System Buttons
    All programmed buttons should be erased when the vehicle is sold or the lease ends. To erase all programmed buttons on the Universal Remote system device: 1. Press and hold down the two ou ...

    Heated Front Seats
    WARNING If you cannot feel temperature change or pain to the skin, the seat heater may cause burns even at low temperatures. To reduce the risk of burns, people with such a condition should use ca ...