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:

    Used Replacement Wheels
    WARNING Replacing a wheel with a used one is dangerous. How it has been used or how far it has been driven may be unknown. It could fail suddenly and cause a crash. When replacing wheels, us ...

    Heated Rear Seats
    The buttons are on the Rear Sear Audio (RSA) panel on the rear of the center console. Press or to heat the left outboard or right outboard seat cushion and to cycle through the temperature s ...

    Pulling a Trailer
    Here are some important points: - There are many laws, including speed limit restrictions that apply to trailering. Check for legal requirements with state or provincial police. - Do not tow ...