Major Options / Build: Leather Seats, Sunroof/Moonroof, Power Package, Navigation System, Suspension Package, Alloy Wheels, Preferred Package, Parking Sensors, Heated Seats, Android Auto, CarPlay, Bluetooth, Backup Camera, Remote Start, Off Road Package, 5th Wheel

Additional Description: Sierra 2500HD Denali, 4D Crew Cab, Duramax 6.6L V8 Turbodiesel, Allison 1000 6-Speed Automatic, 4WD, Summit White, cocoa Leather, Chrome Power-Adjustable Heated Outside Mirrors, Chrome Recovery Hooks, Driver Alert Package, Duramax Plus Package, Forward Collision Alert, Hill Descent Control, Off-Road Package, Power Sunroof, Ultrasonic Front & Rear Park Assist, Z71 Chrome Front Fender Emblems.Awards:* JD Power Automotive Performance, Execution and Layout (APEAL) StudyNavigation System,Driver Alert Package,Duramax Plus Package,Heavy-Duty Handling/Trailering Suspension Package,Off-Road Package,Preferred Equipment Group 5SA,Trailering Equipment,7 Speakers,AM/FM radio: SiriusXM,Bose 7 Speaker Sound System,CD player,HD Radio,Premium audio system: GMC Infotainment System,Radio: AM/FM/SiriusXM/HD w/Navigation,Single Slot CD/MP3 Player,SiriusXM Satellite Radio,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Dual-Zone Automatic Climate Control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,110-Volt AC Power Outlet,Bluetooth For Phone,Memory seat,Power driver seat,Power steering,Power windows,Power Windows w/Driver Express Up & Down,Power-Adjustable Pedals For Accelerator & Brake,Remote Keyless Entry,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Manual Tilt-Wheel/Telescoping Steering Column,Speed-sensing steering,Traction control,4-Wheel Disc Brakes,ABS brakes,Dual front impact airbags,Dual front side impact airbags,Front anti-roll bar,Front wheel independent suspension,Low tire pressure warning,Occupant sensing airbag,Overhead airbag,Power Sunroof,Body-Color Front Bumper,Rear Body-Color Bumper w/Bumper CornerSteps,Brake assist,Electronic Stability Control,Exterior Parking Camera Rear,Hill Descent Control,Delay-off headlights,Front fog lights,Front Halogen Fog Lamps,Fully automatic headlights,High-Intensity Discharge Headlights,Panic alarm,Security system,Theft Deterrent System (Unauthorized Entry),Speed control,150 Amps Alternator,Dual 150 Amps & 220 Amps Each Alternator,Engine Block Heater,Exhaust Brake,High Idle Switch,Auto-dimming door mirrors,Bodyside moldings,Bumpers: body-color,Chrome Bodyside Moldings,Chrome Door Handles,Chrome Power-Adjustable Heated Outside Mirrors,Electronic Shift Transfer Case,EZ-Lift & Lower Tailgate,Front License Plate Kit,Heated door mirrors,Heated Power-Adjustable Outside Mirrors,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Smoked Amber Roof Marker Lamps,Turn signal indicator mirrors,Z71 Chrome Front Fender Emblems,8" Multi-Color Driver Instrument Info Display,Adjustable pedals,All-Weather Floor Liner (LPO),Apple CarPlay/Android Auto,Auto-Dimming Inside Rear-View Mirror,Auto-dimming Rear-View mirror,Color-Keyed Carpeted Floor Mats,Color-Keyed Carpeting Floor Covering,Compass,Driver & Front Passenger Vanity Mirror Visors,Driver door bin,Driver vanity mirror,Floor Mounted Console,Forward Collision Alert,Front Full Feature Ventilated Bucket Seats,Front reading lights,Garage door transmitter,GMC 4G LTE,GMC Connected Access,Heated Leather Wrapped Steering Wheel,Heated steering wheel,Illuminated entry,OnStar & GMC Connected Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wireless Charging,Front Bucket Seats,Front Center Armrest,Heated & Ventilated Front Bucket Seats,Heated Driver and Front Passenger Seats,Heated front seats,Perforated Leather Appointed Seat Trim,Power passenger seat,Rear 60/40 Folding Bench Seat (Folds Up),Split folding rear seat,Ventilated front seats,Passenger door bin,Black Frame-Mounted Front Recovery Hooks,Camper & 5th Wheel Trailer Wiring Provisions,Chrome Recovery Hooks,Trailer Brake Controller,Wheel Locks (Set of 4) (LPO),Wheels: 20" Chrome Cast Aluminum,Deep-Tinted Glass,Power Sliding Rear Window w/Defogger,Variably intermittent wipers,3.73 Rear Axle Ratio,4.10 Rear Axle Ratio,AUDIO SYSTEM 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH GMC INFOTAINMENT SYSTEM AM/FM/SIRIUSXM HD RADIO with USB ports auxiliary jack Bluetooth streaming audio for music and most phones Pandora Internet radio and voice-activated technology for radio and phone (STD),ALTERNATORS DUAL 150 AMPS AND 220 AMPS EACH,SEATS FRONT FULL-FEATURE LEATHER-APPOINTED BUCKET with (KA1) heated seat cushions and seat backs. Includes 12-way power driver and front passenger seat adjusters including 4-way power lumbar control 2-position driver memory adjustable head restraints (D07) floor console and storage pockets and (K4C) wireless charging (STD),LICENSE PLATE KIT FRONT,TRAILERING WIRING PROVISIONS FOR TRAILERING FIFTH WHEEL AND GOOSENECK TRAILER includes additional 7-way wiring harness is located at the rear of the pickup box attached to the rear frame cross member,DENALI PREFERRED EQUIPMENT GROUP includes standard equipment,TIRES LT265/60R20E ALL-TERRAIN BLACKWALL (STD),MIRRORS CHROME OUTSIDE HEATED POWER-ADJUSTABLE VERTICAL TRAILERING MEMORY-EQUIPPED UPPER GLASS POWER-FOLDING AND MANUAL EXTENDING; Includes integrated turn signal indicators consisting of 51 square inch flat mirror surface positioned over a 24.5 square inch convex mirror surface with a common head and lower convex spotter glass (convex