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:

    Anti-Lock Brake SystemWarning Light
    With the Anti-Lock Brake System (ABS), this light will come on when you start your engine and may stay on for several seconds, that is normal. A chime may also sound when the light comes on ...

    Doing Your Own Service Work
    WARNING: You can be injured and the vehicle could be damaged if you try to do service work on a vehicle without knowing enough about it. • Be sure you have sufficient knowledge, experience, ...

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