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:

    Adjusting the Speakers (Balance/Fade)
    AUDIO: To adjust the balance between the right and the left speakers, push and release the AUDIO knob until BAL (balance) displays. Turn the knob to move the sound toward the right or the left s ...

    Questions and Answers About Safety Belts
    Q: Will I be trapped in the vehicle after an accident if I am wearing a safety belt? A: You could be — whether you are wearing a safety belt or not. But you can unbuckle a safety belt, even if ...

    Trunk Deck Inboard Taillamp and Backup Lamp
    Driver Side Shown, Passenger Side Similar A. Backup Lamp B. Taillamp To replace any one of these bulbs: 1. Open the trunk. 2. Remove the push pins (A) retaining the trunk deck trim cover. 3. ...