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:

    Tire Rotation
    Tires should be rotated every 12 000 km (7,500 mi). See Maintenance Schedule  . Tires are rotated to achieve a uniform wear for all tires. The first rotation is the most important. Any time ...

    Disc Messages
    DISC ERROR: If this message displays and/or the disc ejects, it could be for one of the following reasons: - The radio system does not support the playlist format, the compressed audio form ...

    Entry/Exit Recall
    If the vehicle has this feature, it allows you to select your preferred automatic recall of stored memory and exit positions. See Memory Seats for more information. Press the customization ...