2015 Yukon Denali Gains New Transmission & Other Updates
The GMC Yukon Denali and Yukon XL Denali in Scottsdale have received several notable changes for the 2015 model year. Both now pair a new eight-speed automatic transmission with the 6.2-liter EcoTec3 V-8, which helps increase efficiency, torque and horsepower. Plus, this year the Yukon's luxury-focused Denali trims also receive new technology updates. Read more for details.