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:

    Head Restraints
    WARNING With head restraints that are not installed and adjusted properly, there is a greater chance that occupants will suffer a neck/ spinal injury in a crash. Do not drive until the head ...

    Headlamp Aiming
    The headlamp aiming system has been preset at the factory. If the vehicle is damaged in an accident, the aim of the headlamps can be affected and adjustment could be necessary. It is recommende ...

    Washer Fluid Messages
    WASHER FLUID LOW ADD FLUID This message displays when the vehicle is low on windshield washer fluid. Refill the windshield washer fluid reservoir as soon as possible. See Washer Fluid for ...