Horn

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

    See also:

    Unable to Connect to OnStar Message
    If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push to try the call again or try again after driving a few miles into ...

    STABILITRAK COMPETITIVE MODE
    This message displays when the Competitive Driving Mode is selected. When in this mode, the Traction Control System (TCS) will not be operating and the TCS/StabiliTrak warning light will t ...

    Driver Information Center (DIC)
    Your vehicle has a Driver Information Center (DIC). The DIC displays information about your vehicle. It also displays warning messages if a system problem is detected. The DIC also allows some feat ...