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:

    Jump Starting
    For more information about the vehicle battery, see Battery. If the vehicle battery has run down, you may want to use another vehicle and some jumper cables to start your vehicle. Be sure to ...

    Exit Recall
    (Exit Button): Press to move the driver seat back a preset distance and/or the power steering column, if equipped, up and forward. A single beep sounds when the exit feature activates. The v ...

    Airbag System Messages
    SERVICE AIR BAG This message displays when there is a problem with the airbag system. Have the vehicle serviced by your dealer immediately. See Airbag Readiness Light for more information. ...