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:

    Braking
    Braking action involves perception time and reaction time. First, you have to decide to push on the brake pedal. That is perception time. Then you have to bring up your foot and do it. That is r ...

    Recalling Button Memory Positions
    To recall the manually saved Button Memory positions, press and hold “1” or “2.” The driver seat and outside mirrors move to the positions stored to those buttons when pressed. Relea ...

    Ending Cruise Control
    There are three ways to turn off the cruise control: • Step lightly on the brake pedal. • Move the cruise switch to off, or • Shift the transmission to NEUTRAL (N). ...