Exterior

The Yukon has a one-piece grille and taller headlights than its sister Tahoe, with jewel-like bezels and a wider, lower air dam. The rest of the body features blocky fenders, long rear-quarter windows and a squared-off back end. The Yukon is also available in a higher-end Denali trim level. Denali models come with 20-inch wheels, chrome exterior moldings and a power-operated rear liftgate.

Exterior features include:

Integrated running boards
Standard 17-inch aluminum wheels
Standard heated power side mirrors
Optional 20-inch wheels
Chrome grille (Denali edition)
Optional articulating running boards

    See also:

    Fog Lamps
    Use the fog lamps for better vision in foggy or misty conditions. The fog lamps button is on the exterior lamps control to the left of the steering column. (Fog Lamps): Press the exterior lamps but ...

    Potential Issues
    Some OnStar services are disabled after five days. OnStar cannot perform Remote Door Unlock or Stolen Vehicle Assistance after the vehicle has been off continuously for five days. After five days, OnS ...

    Recommended Fuel
    Use regular unleaded gasoline with a posted octane rating of 87 or higher. If the octane rating is less than 87, an audible knocking noise, commonly referred to as spark knock, might be heard when dri ...