Horn

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

    See also:

    Transferring Service
    Push to request account transfer eligibility information. The Advisor can assist in canceling or removing account information. If OnStar receives information that vehicle ownership has ch ...

    Engine Specifications
    ...

    Dome Lamps
    The dome lamps are located in the overhead console. They come on when any door is opened and turn off after all the doors are closed. Turn the instrument panel brightness knob located below the dome ...