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:

    Cruise Control
    WARNING Cruise control can be dangerous where you cannot drive safely at a steady speed. So, do not use the cruise control on winding roads or in heavy traffic. Cruise control can be dangerou ...

    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 ...

    Dinghy Towing
    Front-wheel—drive and all-wheel-drive vehicles may be dinghy towed from the front. These vehicles can also be towed by placing them on a platform trailer with all four wheels off of the ground. F ...