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:

    Receiving a Call
    When an incoming call is received, the audio system mutes and a ring tone is heard in the vehicle. Press to answer the call. Press to ignore a call. ...

    Rocking the Vehicle to Get it Out
    Turn the steering wheel left and right to clear the area around the front wheels. Turn off any traction system. Shift back and forth between R (Reverse) and a forward gear, or with a manual transm ...

    Check Gas Cap Light
    If your vehicle has this light, it will come on if your gas cap is not securely fastened. ...