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:

    Driving on Snow or Ice
    Drive carefully when there is snow or ice between the tires and the road, creating less traction or grip. Wet ice can occur at about 0°C (32°F) when freezing rain begins to fall, resulting in ev ...

    Rear Seat Entertainment (RSE) System
    The vehicle may have a DVD Rear Seat Entertainment (RSE) system. The RSE system works with the vehicle's audio system. The DVD player is part of the front radio. The RSE system includes a radio with ...

    Cruise Control
    ON/OFF CRUISE : Press to turn the cruise control system on and off. CANCEL : Press to disengage cruise control without erasing the set speed from memory. RES/+: Move the thumbwheel up to make ...