Our top-of-the-line 2015 GMC Sierra 3500HD Denali Crew Cab 4X4 is presented in Summit White! Powered by a TurboCharged 6.6 Liter DuraMax Diesel V8 generates 397hp paired with an innovative 6 Speed Automatic transmission. Our Four Wheel Drive Sierra 3500 is also built with a massive payload/towing capacity, an automatic locking rear differential, and a heavy-duty trailering package that further augments control. The strong stance of our Denali commands the road with prominent alloy wheels, step bars, a spray-on Bedliner, a sunroof, and chrome trim. Inside, our Denali cabin feels tailor-made for you. You'll appreciate cargo box illumination, a heated steering wheel, remote ignition, a power outlet, a rearview camera, dual-zone automatic climate control, power-adjustable pedals, and more! Settle into heated/ventilated leather seats and admire the touchscreen with GMC IntelliLink, smartphone integration, Bluetooth, voice controls, navigation, available WiFi hotspot, and more! You'll love listening to your favorite tunes on a premium Bose audio system with CD and available satellite radio as you get the job done in this sturdy truck. Of course, safety is always number one with GMC, and we supply ABS, stability/traction control, a multitude of airbags, and even OnStar with on-demand roadside assistance. This Sierra 3500HD Denali is an impressive, powerful choice! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership. Corwin Ford Nampa! Friendly service and aggressive pricing is why we are your new and pre-owned vehicle dealer serving, Nampa, Boise, Meridian, Caldwell, Kuna, Eagle, Emmett, Idaho City, Wilder, New Plymouth, Star, Middleton, Weiser, Payette, Horseshoe Bend, Mountain Home, Idaho, and surrounding states.