Freshly Detailed, Dealer Inspected, Recent Oil Change, Silverado 3500HD LTZ, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, Allison 1000 6-Speed Automatic, 4WD, ABS brakes, Air Conditioning, Alloy wheels, Heated front seats, Heavy-Duty Handling/Trailering Suspension Package, Leather-Appointed Seat Trim, Split folding rear seat. Audi Flatirons is excited to offer this beautiful 2011 Chevrolet Silverado 3500HD. LTZ 4WD Odometer is 51996 miles below market average! Audi Flatirons now open at 13321 West Midway Blvd, Broomfield, CO. 80020.