See also:

Touch Screen Buttons
Touch screen buttons are on the screen and highlighted when a feature is available. Some screen buttons highlight when active and gray out when inactive. ...

Exterior Lighting
The exterior lamp control is located on the instrument panel on the outboard side of the steering wheel. : Turns off the exterior lamps. The knob returns to the AUTO position after it is released ...

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 acce ...