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:

    Compass Zone Setting
    This display allows for setting the compass zone. See Compass on page 5‑6 for more information. ...

    AM-FM Radio and AM-FM Radio with CD Player
    To set the clock: 1. Turn the ignition key to ACC/ ACCESSORY or ON/RUN, then press the button to turn the radio on. 2. Press the button until the hour numbers begin to flash, then turn the knob t ...

    Adjusting the Brightness and Contrast of the Screen
    To adjust the brightness and contrast of the screen, press the MENU button while the RVC image is on the display. Any adjustments made will only affect the RVC screen. (Brightness): Touch the + (plu ...