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:

    Muting a Call
    To Mute a Call Turn or press the MENU/SELECT knob and select Mute Call. To Cancel Mute Turn or press the MENU/SELECT knob and select Mute Call. ...

    Towing the Vehicle From the Rear
    Notice: Towing the vehicle from the rear could damage it. Also, repairs would not be covered by the vehicle warranty. Never have the vehicle towed from the rear. ...

    Fuel Gauge
    When the ignition is on, the fuel gauge shows about how much fuel the vehicle has left in the tank. An arrow on the fuel gauge indicates the side of the vehicle the fuel door is on. The gauge ...