Horn

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

    See also:

    Trailer Brakes
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    Cruising, Turning & Stopping
    Ride comfort is still king at Buick, and it's a formula GM shouldn't change. The LaCrosse leaves manhole covers and steel plates behind with the sort of measured wump that you'll notice but won't ...

    Electrical System Overload
    The vehicle has fuses and circuit breakers to protect against an electrical system overload. When the current electrical load is too heavy, the circuit breaker opens and closes, protecting th ...