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.

When properly equipped, the Yukon can tow up to 8,500 pounds.

Powertrain features include:

Flex-fuel 320-horsepower, 5.3-liter V-8 with 335 pounds-feet of torque (348 pounds-feet when running on E85) and an available cylinder-deactivation system
Flex-fuel 403-hp, 6.2-liter V-8 with 417 pounds-feet of torque
Six-speed automatic transmission
Optional variable load-leveling suspension
Power rack-and-pinion steering

    See also:

    Hoses
    Hoses transport fluids and should be regularly inspected to ensure that there are no cracks or leaks. With a multi-point inspection, your dealer can inspect the hoses and advise if replacement is nee ...

    Weatherstrips
    Apply silicone grease on weatherstrips to make them last longer, seal better, and not stick or squeak. See Recommended Fluids and Lubricants on page 11‑12. ...

    Engine Cover
    A. Oil Fill Cap B. Engine Cover To remove: 1. Remove the oil fill cap (A). 2. Raise the engine cover (B) to release it from the retainers. 3. Lift and remove the engine cover. 4. Reverse Steps ...