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:

    Deleting a Paired Phone
    If the phone name you want to delete is unknown, see “Listing All Paired and Connected Phones.” 1. Press and hold for two seconds. 2. Say “Bluetooth.” 3. Say “Delete.” The system asks wh ...

    Horn
    To sound the horn, press the center pad on the steering wheel. ...

    Using Cruise Control on Hills
    How well the cruise control will work on hills depends upon the vehicle speed, load, and the steepness of the hills. When going up steep hills, you might have to step on the accelerator pedal to maint ...