Sierra 2500HD Denali. 4D Crew Cab. Duramax 6.6L V8 Turbodiesel. Automatic. and 4WD. Crew Cab! Short Bed! You won't find a nicer 2011 GMC Sierra 2500HD than this sultry thoroughbred we have right here. New Car Test Drive said. "...If you want the capability of a big pickup with the least sensation of driving a big pickup. the Sierra HD deserves consideration. In a world run amuck for ever-larger trailers and powerplants. it's a sensible alternative for anyone who needs to haul heavy material but doesn't want a Class IV or V truck to do it..." This outstanding GMC is one of the most sought after used vehicles on the market because it NEVER lets owners down....