See also:

Denali details
The iconic Yukon Denali delves deeper into the luxury SUV realm with enhanced features and craftsmanship that distinguish it from other models. It is a comprehensive package of performance, amenit ...

OnStar Mobile App
With an iPhone® or Android™-based mobile device, an OnStar mobile app can be downloaded. The vehicle can be remote started, if equipped, or the doors can be unlocked from anywhere there is cell pho ...

Engine Coolant
The cooling system in the vehicle is filled with DEX-COOL® engine coolant. The coolant is designed to remain in the vehicle for 5 years or 240 000 km (150,000 mi), whichever occurs first. The follow ...