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:

    Passing Another Vehicle While Using Cruise Control
    Use the accelerator pedal to increase the vehicle speed. When you take your foot off the pedal, the vehicle will slow down to the previous set cruise speed. ...

    Adding and Removing Categories
    Categories cannot be added or removed while the vehicle is moving faster than 8 km/h (5 mph). To add or remove a category: 1. Press the MENU button. 2. Press the softkey located below the XM CAT ta ...

    Passenger Safety Belt Reminder Light
    When the vehicle is started, this light flashes and a chime may come on to remind front passengers to fasten their safety belt. Then the light stays on solid until the belt is buckled. For more ...