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:

    Remote Keyless Entry (RKE) System
    See Radio Frequency Statement for information regarding Part 15 of the Federal Communications Commission (FCC) rules and Industry Canada Standards RSS-GEN/210/220/310. If there is a decrease ...

    Without Selective Ride Control
    1. Move the shift lever to the left from D (Drive). The transmission will enter Manual Mode. The DIC gear indicator will change to an M followed by a number representing the gear the vehicl ...

    Towing with a Stability Control System
    When towing, the sound of the stability control system might be heard. The system is reacting to the vehicle movement caused by the trailer, which mainly occurs during cornering. This is nor ...