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:

    Manual Reclining Seatbacks
    WARNING If either seatback is not locked, it could move forward in a sudden stop or crash. That could cause injury to the person sitting there. Always push and pull on the seatbacks to be sure the ...

    Tips and Troubleshooting
    IR Sensor Inoperative: Check that the batteries are good in the remote control. Check that the remote Control IR Sensor is not blocked. Aim the remote control toward the IR Sensor being controlled ...

    Turn Signals When Towing a Trailer
    The turn signal indicators on the instrument panel flash whenever signaling a turn or lane change. Properly hooked up, the trailer lamps also flash, telling other drivers the vehicle is turning, ...