All GMC crossover SUVs and GMC SUVs are engineered to be professional grade. The 2013 Yukon full-size SUV features five distinct trim levels and a hybrid version with an EPA-estimated 23 mpg hwy. The 2013 Acadia is the GMC crossover SUV with the storage capability of a full-size SUV with 116.9 cu. ft of cargo-carrying potential. New for 2013 is the Acadia Denali that features all of the comfort and capability of the Acadia, yet with a unique Denali exterior. And finally the GMC Terrain crossover SUV combines the benefits of a crossover with the style and functionality of an SUV. Even more impressive, the Terrain 4-cylinder gets an EPA-estimated 32 mpg hwy.