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:

    Front Wiper Blade Replacement
    To replace the front wiper blades: 1. Lift the wiper arm from the windshield until no further movement is possible. 2. Press the square button on the top side, at the end of the wiper arm, and p ...

    Weight of the Trailer
    How heavy can a trailer safely be? Speed, altitude, road grades, outside temperature, special equipment, and the amount of tongue weight the vehicle can carry must be considered. See “Weight of ...

    Using Softkeys to Control a USB Storage Device or iPod
    The five softkeys below the radio display are used to control the functions listed below. To use the softkeys: 1. Press the first or fifth softkey below the radio display to display the functions li ...