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:

    Language
    This display allows you to select the language in which the DIC messages will appear. To select a language: 1. Press the trip odometer reset stem until ODOMETER displays. 2. While in the ODOMETER di ...

    Radio(s)
    VOL/ : Press to turn the system on and off. Turn to increase or decrease the volume. SOURCE: Press to choose between FM, AM, XM™, if equipped, CD, or AUX. MENU/SEL: Turn to select radio station ...

    Erasing Universal Remote Buttons
    All programmed buttons should be erased when the vehicle is sold or the lease ends. To erase all programmed buttons on the Universal Remote device: 1. Press and hold down the two outside buttons u ...