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:

    Safety Chains
    Always attach chains between the vehicle and the trailer. Cross the safety chains under the tongue of the trailer to help prevent the tongue from contacting the road if it becomes separated from ...

    Keyless Unlocking
    With the RKE transmitter within 1m(3 ft), approach the front door and pull the handle to unlock and open the door. If the transmitter is recognized, the door will unlock and open. Entering ...

    Starting the Vehicle
    To start the engine using the remote start feature: 1. Aim the RKE transmitter at the vehicle. 2. Press and release . 3. Immediately after completing Step 2, press and hold until the turn signa ...