Warranty

OnStar equipment may be warranted as part of the new-vehicle limited warranty. The manufacturer of the vehicle furnishes detailed warranty information.

    See also:

    Scheduling Service Appointments (U.S. and Canada)
    When the vehicle requires warranty service, contact your dealer and request an appointment. By scheduling a service appointment and advising the service consultant of your transportation ne ...

    Services Not Included in Roadside Service
    - Impound towing caused by violation of any laws. - Legal fines. - Mounting, dismounting, or changing of snow tires, chains, or other traction devices. - Towing or services for vehicles dri ...

    Rear Compartment Fuse Block (CTS Coupe and Sedan)
    The rear compartment fuse block is located on top of the battery, on the right side of the trunk. The battery access door must be removed to access the fuse block. The vehicle may not be equi ...