Horn

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

    See also:

    Onstar.com
    The website provides access to account information, manages the OnStar subscription, and allows viewing of videos of each service. Get subscription plan pricing and sign up for OnStar Vehicle ...

    OnStar Overview
    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. The OnStar sy ...

    Keyless Liftgate Opening
    Press the touch pad on the liftgate handle to open the liftgate if the keyless entry transmitter is within range. ...