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:

    Transferring a Call
    Audio can be transferred between the Bluetooth system and the cell phone. The cell phone must be paired and connected with the Bluetooth system before a call can be transferred. The connection proc ...

    Turn-by-Turn Navigation
    1. Push to connect to a live Advisor. 2. Request directions. 3. Directions are downloaded to the vehicle. 4. Follow the voice-guided commands. ...

    Unable to Connect to OnStar Message
    If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push Q to try the call again or try again after driving a few miles into anoth ...