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 Pressure Light
    For vehicles with the Tire Pressure Monitor System (TPMS), this light comes on briefly when the engine is started. It provides information about tire pressures and the TPMS. ...

    Windshield Wiper/Washer
    Windshield Wiper/Washer The windshield wiper lever is on the right side of the steering column. With the ignition in ACC/ACCESSORY or ON/RUN, move the windshield wiper lever to select the wi ...

    Passive Entry
    This allows the Passive Entry feature to be turned on or off. Press SELECT when Passive Entry is highlighted. Turn the Menu knob to select On or Off. Press SELECT to confirm the selection. Pr ...