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:

    Instrument Panel Illumination Control
    The instrument panel brightness knob is located on the instrument panel next to the steering column. (Instrument Panel Brightness): Turn the knob clockwise or counterclockwise to brighten ...

    Security Light
    The security light should come on briefly as the engine is started. If the system is working normally, the indicator light turns off. If it does not come on, have the vehicle serviced by your de ...

    Playing an MP3/WMA from a USB Storage Device
    See MP3 for more information. Connecting an iPod To connect the iPod, connect one end of the special iPod connection cable to the iPod’s dock connector. Connect the other end to both the US ...