Clean CARFAX. Black 2012 GMC Sierra 2500HD Denali 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed Automatic, 4WD.Recent Arrival!Reviews:* If you're a GMC loyalist, the 2012 GMC Sierra HD truck line is bound to keep you coming back for more. Those who worry about dirtying up the inside of their truck will appreciate the heavily vinyl trappings of the Work Truck line. Source: KBB.com* Impressive hauling and towing capabilities; refined and quiet ride; solid build quality; responsive steering; comfortable seats. Source: Edmunds

　　Options:

　　Navtraffic

　　Is Available In Over 100 Markets And W|Sunroof

　　Power

　　With Express-Open

　　Retracts Into R|Mirrors

　　Outside Heated Power-Adjustable Vertical|Engine Block Heater|Onyx Black|Mirror

　　Inside Rearview Auto-Dimming|Suspension Package

　　Off-Road

　　Includes 35Mm Deflec|Rear Axle

　　3.73 Ratio|Transmission

　　Allison 1000 6-Speed Automatic

　　Elec|Customer Dialogue Network|Entertainment System

　　Rear Seat Dvd Player With Lc|Switch

　　High Idle|Gvwr

　　10 000 Lbs. (4536 Kg)|Trailering Wiring Provisions

　　For Camper

　　Fifth Wh|Lpo

　　Assist Steps

　　Chromed Tubular

　　6 Oval|Audio System With Navigation

　　Am/Fm Stereo With Mp|Seats

　　Front Bucket

　　Includes 12-Way Power Driver|Cover

　　1-Piece

　　Covers Radiator Grille And Front B|Paint

　　Solid|Tires

　　Lt265/60R20e All-Terrain

　　Blackwall|Audio System Controls

　　Rear

　　With 2 Headphone Jack|Window

　　Power

　　Rear Sliding|Engine

　　Duramax 6.6L Turbo Diesel V8

　　B20-Diesel C|Denali Preferred Equipment Group

　　Includes Standar|Lpo

　　Wheel Theft-Deterrent System

　　Security System|Wheels

　　20 (50.8 Cm) Forged Polished Aluminum|Battery

　　Heavy-Duty Dual 730 Cold-Cranking Amps

　　M|Exhaust Brake|Cocoa/Light Cashmere

　　Perforated Nuance Leather-Ap|Locking/Limited Slip Differential