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:

    Additional Program Information
    All program options, such as shuttle service, may not be available at every dealer. Please contact your dealer for specific information about availability. All Courtesy Transportation arrangements ...

    Using the Uplevel RSE On-Screen Display (OSD) Menus
    Use the OSD setup display menus for: . General Setup . Audio Setup . Quality Setup . Preference Setup To use the OSD menus while using the DVD player or an auxiliary device: 1. Press the SETUP b ...

    Limited-Slip Rear Axle
    Vehicles with a limited-slip rear axle can give more traction on snow, mud, ice, sand, or gravel. When traction is low, this feature allows the drive wheel with the most traction to move the vehi ...