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:

    Tires
    Every new GM vehicle has high-quality tires made by a leading tire manufacturer. See the warranty manual for information regarding the tire warranty and where to get service. For additiona ...

    Dual Automatic Climate Control System
    A. Driver and Passenger Heated Seats (If Equipped) B. Driver and Passenger Temperature Controls C. Air Delivery Modes D. Heated Steering Wheel (If Equipped) E. Recirculation F. Air Conditi ...

    Muting a Call
    During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them. To Mute a call 1. Press . The system responds with “Ready” ...