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:

    Instrument Panel Brightness
    Press the knob located next to the exterior lamps knob to extend it. Turn the knob to adjust the instrument panel lights. Turn the knob all the way up to turn on the interior lamps. Press the k ...

    Interior Glass
    To clean, use a terry cloth fabric dampened with water. Wipe droplets left behind with a clean dry cloth. Commercial glass cleaners may be used, if necessary, after cleaning the interior glas ...

    Leaving the Vehicle With the Engine Running
    WARNING: It can be dangerous to leave the vehicle with the engine running. The vehicle could move suddenly if the shift lever is not fully in P (Park) with the parking brake firmly set. And, if ...