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:

    Three-Way Calling
    Three-way calling must be supported on the Bluetooth phone and enabled by the wireless service carrier. 1. While on a call, press . The system responds with “Ready,” followed by a tone. 2. Say ...

    Radio Menus
    Radio menus are available for AM, FM, and XM, if equipped. Turn the Menu knob to open the main radio menu for that band. ...

    Sunroof
    If your vehicle has a power sunroof, the switches are located on the headliner. To express-open the sunroof press the rear of the driver’s side switch to the second detent position, and rel ...