Arming the System

To arm the system, do one of the following:

○ Press ○ Lock the vehicle using the key in the driver door. on the RKE transmitter.

○ Lock the vehicle using the key in the driver door.

The alarm automatically arms after about 30 seconds. The security light, located on the instrument panel, flashes.

Press open the liftgate without setting off the alarm. The system rearms when the liftgate on the RKE transmitter to open the liftgate without setting off the alarm. The system rearms when the liftgate is closed.

    See also:

    Cleaning Exterior Lamps/ Lenses and Emblems
    Use only lukewarm or cold water, a soft cloth, and a car washing soap to clean exterior lamps and lenses. Follow instructions under "Washing the Vehicle" later in this section. ...

    Hazard Warning Flashers
    (Hazard Warning Flasher): Press this button, on the center of the instrument panel, to make the front and rear turn signal lamps flash on and off. This warns others that you are having trouble. ...

    Under the Hood
    The Yukon is available with either rear- or four-wheel drive. The Yukon Denali can have an all-wheel-drive system that's distinct from the available part-time four-wheel drive on the regular Yukon ...