Recent Arrival! Clean CARFAX. Onyx Black 2013 GMC Sierra 3500HD Work Truck 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed Automatic, 4WD, Dark Titanium Cloth, 17" Painted Steel Wheels, 3.73 Rear Axle Ratio, 4 Speakers, 4-Wheel Disc Brakes, a 730 CCA Heavy-Duty Dual Battery for those cold mornings, Air Conditioning, AM/FM radio, AM/FM Stereo, Bumpers: chrome, Delay-off headlights, Driver door bin, Driver-Side Manual Lumbar Control Seat Adjuster, Dual front impact airbags, Dual rear wheels, Engine Block Heater, Exhaust Brake, Front 40/20/40 Split-Bench Seat, Front anti-roll bar, Front Center Armrest w/Storage, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Heavy-Duty External Auxiliary Transmission Oil Cooler, Heavy-Duty Handling/Trailering Suspension Package, License Plate Front Mounting Package, Overhead console, Passenger cancellable airbag, Passenger door bin, Passenger vanity mirror, Power Door Locks, Power steering, Power Take Off Engine Control Provisions, Preferred Equipment Group 1SA, Provision for Cab Roof-Mounted Lamp/Beacon, Remote Keyless Entry, Skid Plate Package, Snow Plow Prep Package, Speed control, Tachometer, Tilt steering wheel, Variably intermittent wipers, Vinyl Seat Trim, Voltmeter, Allison 1000 6-Speed Automatic, 4WD, Dark Titanium Cloth.