Allison 1000 6-Speed Automatic, 4WD, jet black Leather. CARFAX One-Owner. Clean CARFAX. Iridium Metallic 2016 GMC Sierra 2500HD Denali 4D Crew Cab 4WD Allison 1000 6-Speed Automatic Duramax 6.6L V8 TurbodieselAwards:* 2016 KBB.com Brand Image AwardsReviews:* Impressive hauling and towing capabilities; refined and quiet ride; strong diesel engine; available CNG fueling for regular V8; solid build quality. Source: Edmunds

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　　Driver Alert Package Includes (Ufl) Lane Departur| Mirrors Outside Heated Power-Adjustable Vertical| Audio System 8 Diagonal Color Touch Screen Navig| Exhaust Brake| Lpo Wheel Locks Set Of 4| Suspension Package Off-Road Requires 4Wd Models| Wheels 20 (50.8 Cm) Chromed Cast Aluminum| Rear Axle 3.73 Ratio| Engine Duramax 6.6L Turbo Diesel V8 B20-Diesel C| Gooseneck / 5Th Wheel Prep Package Hitch Platform| Engine Block Heater| Lpo All-Weather Floor Mats Front And Rear (Deale| Seats Front Full-Feature Leather-Appointed Bucket| Lane Departure Warning| Transmission Allison 1000 6-Speed Automatic Elec| Duramax Plus Package Includes (Lml) Duramax 6.6L| Tires Lt265/60R20e All-Terrain Blackwall (Std)| Hill Descent Control| Paint Solid| Gvwr 10 000 Lbs. (4536 Kg)| Iridium Metallic| Jet Black Perforated Leather-Appointed Seat Trim| Forward Collision Alert| Denali Preferred Equipment Group Includes Standar| Locking/Limited Slip Differential| Four Wheel Drive| Tow Hitch| Tow Hooks| Power Steering| Abs