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:

    Increasing Speed While Using Cruise Control
    If the cruise control system is already activated, . Press and hold the +RES button on the steering wheel until the desired speed is reached, then release it. . To increase vehicle speed in small ...

    Key and Lock Messages
    NO REMOTE DETECTED This message displays when trying to start the vehicle if an RKE transmitter is not detected. The transmitter battery may be weak. See “Starting the Vehicle with a Low Trans ...

    Remote Start Auto Seat Cool
    When on, this feature will turn the vented seats on when using remote start on warm days. Press the MENU/SELECT knob when Remote Start Auto Seat Cool is highlighted. Turn the knob to select On or ...