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:

    Scheduling Service Appointments (U.S. and Canada)
    When the vehicle requires warranty service, contact your dealer and request an appointment. By scheduling a service appointment and advising the service consultant of your transportation ne ...

    Exterior Lamp Controls
    The exterior lamps control is located on the instrument panel to the left of the steering wheel. It controls the following systems: Headlamps Taillamps Parking Lamps License Plate Lamps ...

    MRC, electric power steering and other advanced control systems
    Supporting the ATS's new suspension designs are advanced damping, steering and braking systems, including Magnetic Ride Control. Magnetic Ride Control (MRC) is the heart of the FE3 Sport Suspensio ...