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:

    Malfunction Indicator Lamp
    A computer system called OBD II (On-Board Diagnostics-Second Generation) monitors operation of the fuel, ignition, and emission control systems. It makes sure that emissions are at acceptable levels f ...

    Overview
    Buick has rekindled a name from its storied 20th-century past to mark the beginning of a new level of refinement: Super. The badge is designated exclusively for Buick's most premium, powerful mode ...

    Windshield Wiper Blade Replacement
    Windshield wiper blades should be inspected for wear or cracking. See Scheduled Maintenance. It is a good idea to clean or replace the wiper blade assembly on a regular basis or when worn. For pr ...