Horn

Press near or on the horn symbols on your steering wheel pad to sound the horn.

    See also:

    High-Beam On
    The high-beam on light comes on when the high-beam headlamps are in use. See Headlamp High/Low-Beam Changer  for more information. ...

    Storing and Deleting Phone Numbers
    The system can store up to 30 phone numbers as name tags in the Hands-Free Directory that is shared between the Bluetooth and OnStar systems. The following commands are used to delete and store pho ...

    OnStar®
    If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview&nb ...