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:

    Front Axle
    When to Check Lubricant It is not necessary to regularly check front axle fluid unless you suspect there is a leak or you hear an unusual noise. A fluid loss could indicate a problem. Have it insp ...

    Outside Power Mirror
    The outside power mirror control is located on the driver’s door. 1. Turn the knob toward the mirror you desire to adjust. 2. Move the control in the direction you want the mirror to go. 3. ...

    Using the Digit Dial Command
    1. Press . ► For vehicles without a navigation system, the system responds “Ready,” followed by a tone. ► For vehicles with a navigation system, the system responds with a tone. Aft ...