Full Description: Driver Alert Package (Forward Collision Alert and Ultrasonic Front & Rear Park Assist), Duramax Plus Package (Chrome Power-Adjustable Heated Outside Mirrors and Chrome Recovery Hooks), Heavy-Duty Handling/Trailering Suspension Package, Off-Road Package (Hill Descent Control), Rear Seat DVD/Blu-Ray Player Entertainment Package, Trailering Equipment (Trailer Brake Controller), 110-Volt AC Power Outlet, 150 Amps Alternator, 3.73 Rear Axle Ratio, 4.10 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, 8" Multi-Color Driver Instrument Info Display, ABS brakes, Adjustable pedals, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM, Apple CarPlay/Android Auto, Auto-dimming door mirrors, Auto-Dimming Inside Rear-View Mirror, Auto-dimming Rear-View mirror, Automatic temperature control, Black Frame-Mounted Front Recovery Hooks, Bluetooth® For Phone, Body-Color Front Bumper, Bodyside moldings, Bose 7 Speaker Sound System, Brake assist, Bumpers: body-color, CD player, Chrome Bodyside Moldings, Chrome Door Handles, Color-Keyed Carpeted Floor Mats, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Delay-off headlights, Denali Decor, Driver & Front Passenger Vanity Mirror Visors, Driver door bin, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Dual-Zone Automatic Climate Control, Electric Rear-Window Defogger, Electronic Shift Transfer Case, Electronic Stability Control, Emergency communication system: OnStar Guidance, Engine Block Heater, Exhaust Brake, Exterior Parking Camera Rear, EZ-Lift & Lower Tailgate, Floor Mounted Console, Front anti-roll bar, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Full Feature Ventilated Bucket Seats, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, HD Radio, Heated & Ventilated Front Bucket Seats, Heated door mirrors, Heated Driver and Front Passenger Seats, Heated front seats, Heated Leather Wrapped Steering Wheel, Heated Power-Adjustable Outside Mirrors, Heated steering wheel, High-Intensity Discharge Headlights, Illuminated entry, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Memory seat, Navigation System, Occupant sensing airbag, OnStar Guidance Plan For 3 Months, OnStar w/4G LTE, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather Appointed Seat Trim, Power door mirrors, Power driver seat, Power passenger seat, Power Sliding Rear Window w/Defogger, Power steering, Power Sunroof, Power windows, Power Windows w/Driver Express Up & Down, Power-Adjustable Pedals For Accelerator & Brake, Premium audio system: IntelliLink, Radio: AM/FM/SiriusXM/HD w/Navigation, Rear 60/40 Folding Bench Seat (Folds Up), Rear Body-Color Bumper w/Bumper CornerSteps, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Vision Camera, Rear Wheelhouse Liners, Rear window defroster, Remote Keyless Entry, Remote keyless entry, Remote Vehicle Starter System, Security system, Single Slot CD/MP3 Player, SiriusXM Satellite Radio, Speed control, Speed-sensing steering, Split folding rear seat, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Theft Deterrent System (Unauthorized Entry), Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Universal Home Remote, Variably intermittent wipers, Ventilated front seats, Voltmeter, Wheels: 20" Chrome Cast Aluminum, and Wireless Charging.2017 stone blue metallic GMC Sierra 2500HD Denali Duramax 6.6L V8 Turbodiesel Allison 1000 6-Speed AutomaticHILL DESCENT CONTROL,STONE BLUE METALLIC,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 glass is not heated and not power-adjustable) and addition of auxiliary cargo lamp for backing up (helps to see trailer when backing up with a trailer) and amber auxiliary clearance lamp,ENGINE BLOCK HEATER,AUDIO SYSTEM 8" DIAGONAL COLOR TOUCH SCREEN NAVIGATION WITH INTELLILINK 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),WHEELS 20" (50.8 CM) CHROMED CAST ALUMINUM (STD),ENTERTAINMENT PACKAGE REAR SEAT DVD/BLU-RAY PLAYER with 9.2 inch LCD display 2 sets of wireless headphones and A/V remote control,SUNROOF POWER,REAR AXLE 3.73 RATIO,LICENSE PLATE KIT FRONT,TRANSMISSION ALLISON 1000 6-SPEED AUTOMATIC ELECTRONICALLY CONTROLLED with overdrive electronic engine grade braking and tow/haul mode,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),GVWR 10 000 LBS. (4536 KG),DURAMAX PLUS PACKAGE includes (L5P) Duramax 6.6L Turbo Diesel V8 engine and (VQY) chrome recovery hooks LPO (MW7) Allison 1000 6-speed automatic transmission (Includes (DQS) outside memory equipped heated power-adjustable vertical trailering mirrors.),LPO CHROME RECOVERY HOOKS,PAINT SOLID,JET BLACK PERFORATED LEATHER-APPOINTED SEAT TRIM,ENGINE DURAMAX 6.6L TURBO DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) Includes (K40) exhaust brake capped fuel fill and (K05) engine block heater.,DENALI PREFERRED EQUIPMENT GROUP includes standard equipment,TIRES LT265/60R20E ALL-TERRAIN BLACKWALL (STD),SUSPENSION PACKAGE OFF-ROAD requires 4WD models includes twin tube Rancho brand shocks and (JHD) Hill Descent Control,EXHAUST BRAKE,Lane Departure Warning,Locking/Limited Slip Differential,Four Wheel Drive,Tow Hitch,Tow Hooks,Power Steering,ABS,4-Wheel Disc Brakes,Aluminum Wheels,Tires - Front All-Terrain,Tires - Rear All-Terrain,Running Boards/Side Steps,HID headlights,Fog Lamps,Heated Mirrors,Power Mirror(s),Integrated Turn Signal Mirrors,Power Folding Mirrors,Privacy Glass,Bed Liner,AM/FM Stereo,Navigation System,Satellite Radio,MP3 Player,Bluetooth Connection,Auxiliary Audio Input,HD Radio,CD Player,MP3 Player,Satellite Radio,Requires Subscription,HD Radio,Premium Sound System,Bluetooth Connection,Telematics,WiFi Hotspot,Power Driver Seat,Power Passenger Seat,Leather Seats,Bucket Seats,Heated Front Seat(s),Driver Adjustable Lumbar,Passenger Adjustable Lumbar,Seat Memory,Leather Seats,Leather Seats,Bucket Seats,Heated Front Seat(s),Cooled Front Seat(s),Pass-Through Rear Seat,Rear Bench Seat,Adjustable Steering Wheel,Heated Steering Wheel,Steering Wheel Audio Controls,Floor Mats,Power Windows,Rear Defrost,Sliding Rear Window,Power Door Locks,Cruise Control,Security System,Adjustable Pedals,Remote Engine Start,Keyless Entry,Power Door Locks,Universal Garage Door Opener,Climate Control,Multi-Zone A/C,A/C,Rear Defrost,Auto-Dimming Rearview Mirror,Driver Vanity Mirror,Passenger Vanity Mirror,Driver Illuminated Vanity Mirror,Passenger Illuminated Visor Mirror,Traction Control,Stability Control,Daytime Running Lights,Driver Air Bag,Passenger Air Bag,Front Side Air Bag,Front Head Air Bag,Rear Head Air Bag,Rear Parking Aid,Back-Up Camera,Lane Departure Warning,Tire Pressure Monitor,Driver Restriction Features,Telematics,Navigation from Telematics