The Envoy Denali is equipped with a more powerful V8 engine that improves its performance and increases its cargo-hauling and trailer-towing capability. This optional 5.3-liter V8 features GM's Displacement on Demand technology, which idles half the cylinders when cruising to enhance fuel economy. Denali is also upgraded with luxury features and special trim, including 18-inch aluminum wheels for 2006. The electronic components on this vehicle are in working order. No defects. There is not a door ding on this vehicle. There are no problems with the engine. Extra clean exterior. This is a garage kept vehicle. The previous owner was a non-smoker. Extra clean interior. Absolutely no rips, odors or abuse. The mileage is accurate. The transmission shifts like it was new. No repaired collision damage. The tires are in good shape and have about 75% of the tread life left.