Horn

Press Windshield Wiper/Washer on the steering wheel pad to sound the horn.

    See also:

    Exterior
    GM says the Yukon Hybrid's exterior changes are intended to make the SUV more aerodynamic compared with the gas-powered Yukon. A modified bumper drops the regular Yukon's fog lights for some chunk ...

    Braking
    Braking action involves perception time and reaction time. Deciding to push the brake pedal is perception time. Actually doing it is reaction time. Average driver reaction time is about three&- ...

    The Inside
    Here's where GM has really outdone itself in its new SUVs. Like the Tahoe, the Yukon shows off one of the best interiors GM has ever mustered in a mass-marketed vehicle. All the buttons are of abo ...