OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview on page 14‑1 for more information.

    See also:

    Replacing Airbag System Parts after a Crash
    WARNING A crash can damage the airbag systems in the vehicle. A damaged airbag system may not work properly and may not protect you and your passenger(s) in a crash, resulting in serious injury or e ...

    Wipe Parking
    If the ignition is turned to LOCK/ OFF while the wipers are on LO, HI, or INT, they will immediately stop. If the windshield wiper lever is then moved to off before the driver door is opened or wi ...

    Going & Stopping
    The biggest drawback I found with the Yukon was the powertrain. A 380-horsepower, 6.2-liter V-8 is standard in the Denali, but it was sluggish in almost every passing situation I could simulate. T ...