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:

    Airbag System Messages
    SERVICE AIRBAG This message displays if there is a problem with the airbag system. Take the vehicle to your dealer for service. ...

    2013 Cadillac ATS Review
    Topping out third gear I’ve got just enough time to think about grabbing fourth when the first braking marker is past my front tire and I’m pushing hard on the four piston Brembos. The lightest ca ...

    Remote Keyless Entry (RKE) System Operation (Key Access)
    The Remote Keyless Entry (RKE) transmitter works up to 20m (65 ft) away. Other conditions can affect the performance of the transmitter. See Remote Keyless Entry (RKE) System. Wagon Simil ...