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:

    Deleting Tracks from MEM
    Individual tracks and all tracks can be deleted from MEM. To delete individual tracks, press and release the DEL button while the track is playing. To delete all tracks from MEM, press and h ...

    If Your Vehicle is Stuck in Sand, Mud, Ice, or Snow
    Slowly and cautiously spin the wheels to free the vehicle when stuck in sand, mud, ice, or snow. See Rocking Your Vehicle to Get It Out. If the vehicle has a traction system, it can often help to ...

    Electric Power Steering
    If your vehicle has electric power steering it does not have power steering fluid. Regular maintenance is not required. If power steering assist is lost due to a system malfunction, the vehic ...