TTY Users

OnStar has the ability to communicate to the deaf, hard–of–hearing, or speech–impaired customers while in the vehicle.

The available dealer–installed TTY system can provide in-vehicle access to all of the OnStar services, except Virtual Advisor and OnStar Turn–by–Turn Navigation.

    See also:

    Wiper Blade Replacement
    Windshield wiper blades should be inspected for wear or cracking. See Maintenance Schedule. It is a good idea to clean or replace the wiper blade assembly on a regular basis or when worn. For ...

    Starting the Vehicle with a Low Transmitter Battery
    Replace the battery if the REPLACE BATTERY IN REMOTE KEY message displays in the DIC. See “Replace Battery In Remote Key” under Key and Lock Messages for additional information. If the trans ...

    Child Restraint Systems
    (A) Rear-Facing Infant Seat A rear-facing infant seat (A) provides restraint with the seating surface against the back of the infant. The harness system holds the infant in place and, in a ...