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:

    Infotainment Control Buttons
    The buttons on the faceplate are used to start primary functions while using the infotainment system. VOL/ (Volume/Power): 1. Press to turn the system on and off. 2. Turn to adjust the volum ...

    Multi-Band Antenna
    The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM-FM radio, OnStar, the XM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle ha ...

    Setting the Clock (Radio with CD)
    To set the time: 1. Press the CONFIG button and select Time Settings or press . 2. Select Set Time. 3. Turn the TUNE/MENU knob to adjust the highlighted number. 4. Press TUNE/MENU to select the n ...