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, Vinyl, and Other Plastic Surfaces
    A soft cloth dampened with water may be used to remove dust. If a more thorough cleaning is necessary, a clean soft cloth dampened with a mild soap solution can be used to gently remove dust and ...

    Malfunction Indicator Lamp
    A computer system called OBD II (On-Board Diagnostics-Second Generation) monitors the operation of the vehicle to ensure emissions are at acceptable levels, to produce a cleaner environment. ...

    Windshield Washer Fluid
    What to Use When the vehicle needs windshield washer fluid, be sure to read the manufacturer’s instructions before use. If the vehicle will be operating in an area where the temperature may fa ...