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:

    Passing
    More passing distance is needed when towing a trailer. The combination will not accelerate as quickly and is longer so it is necessary to go much farther beyond the passed vehicle before returning ...

    Call Waiting
    Call waiting must be supported on the Bluetooth phone and enabled by the wireless service carrier to work. Accepting a Call Turn the MENU/SELECT knob to “Answer” and press the MENU/ SELECT knob ...

    Express-Down/Up Windows
    Windows that have the express—down/up feature allow the windows to be lowered and raised fully without holding the window switch. Press the window switch fully and release it to activate the express ...