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:

    Horn
    To sound the horn, press the center pad on the steering wheel. ...

    Vehicle Personalization
    The audio system controls are used to access the personalization menus for customizing vehicle features. Not all features are available on every vehicle. Only the features available on a particula ...

    Cupholders
    There are cupholders in the front of the center console. Push the cover to open. There are also cupholders in the rear center armrest. Pull the armrest down to use. ...