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:

    Coverage
    Services are provided up to 5 years/ 160 000 km (100,000 mi), whichever comes first. In the U.S., anyone driving the vehicle is covered. In Canada, a person driving the vehicle without permission ...

    Trip Odometer
    The trip odometer can record the number of kilometers or miles traveled for up to two trips. The trip odometer is part of the Driver Information Center (DIC); for more information see Driver ...

    File System and Naming
    The song name contained in the ID3 tag displays. If the song name is not in the ID3 tag, the radio displays the file name without the extension. Track names longer than 32 characters are shor ...