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:

    From Map
    This destination entry method allows you to select a destination by scrolling on the map. From Map: Press to enter the From Map destination entry method. To use this destination entry method: ...

    Curve Tips
    Take curves at a reasonable speed. Reduce speed before entering a curve. Maintain a reasonable steady speed through the curve Wait until the vehicle is out of the curve before accelerating ge ...

    Courtesy Rental Vehicle
    Your dealer may arrange to provide you with a courtesy rental vehicle or reimburse you for a rental vehicle that you obtain if the vehicle is kept for an overnight warranty repair. Rental rei ...