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:

    Ride & Handling
    The regular CTS coupe's ride quality strikes a nice middle ground. There's a firmness to the tuning that's expected in a car like this, but Cadillac hasn't gone overboard and created a bone-jarrin ...

    Servicing the Airbag-Equipped Vehicle
    Airbags affect how the vehicle should be serviced. There are parts of the airbag system in several places around the vehicle. Your dealer and the service manual have information about servicing th ...

    Door Locks
    To lock or unlock a door manually: Sedan and Wagon Base Model From the inside, use the door lock knob on the top of doors. Sedan and Wagon Uplevel Model From the inside, for a front door pull ...