Horn

Press to sound the horn. on the steering wheel pad to sound the horn.

    See also:

    Setting Cruise Control
    Cruise control will not work if the parking brake is set, or if the master cylinder brake fluid level is low. The cruise control light on the instrument panel cluster comes on after the cruise co ...

    Place a Call Using a Stored Number
    1. Push . System responds: “OnStar ready.”. 2. Say “Call <name tag>.” System responds: “OK, calling <name tag>.” ...

    Driving on Grades
    Reduce speed and shift to a lower gear before starting down a long or steep downgrade. If the transmission is not shifted down, the brakes might have to be used so much that they would get h ...