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:

    Service Publications Ordering Information
    Service Manuals Service Manuals have the diagnosis and repair information on the engines, transmission, axle, suspension, brakes, electrical, steering, body, etc. Service Bulletins Service Bulletin ...

    MP3 and WMA Supported Files
    Format The radio can play.mp3 or .wma files that were recorded onto a CD-R or CD-RW disc. Compressed Audio or Mixed Mode Discs The radio plays discs that contain both uncompressed CD audio and MP3/ ...

    Cruise Control
    WARNING Cruise control can be dangerous where you cannot drive safely at a steady speed. So, do not use the cruise control on winding roads or in heavy traffic. Cruise control can be dangerous on sl ...