2026 GMC Sierra 2500HD Denali Crew Cab 4WD

Drive into the future of heavy-duty capability with this new 2026 GMC Sierra 2500HD Denali Crew Cab in striking Black. Powered by the formidable Duramax 6.6L Turbo-Diesel V8 delivering 470hp and 975 lb-ft of torque, paired with a 10-speed Allison automatic transmission and advanced 4WD, this truck is ready for any task. Experience premium comfort and technology with features like heated and ventilated leather front seats, Bose Premium 7-speaker audio, a 13.4" touchscreen with Google Built-In, wireless charging, and a multicolor 15" head-up display. The Denali Reserve and X31 Off-Road Packages add a power sunroof, off-road suspension with Rancho shocks, skid plates, and hill descent control. Stay connected and safe with HD Surround Vision, adaptive cruise control, Forward Collision Alert, lane departure warning, and a ProGrade Trailering System with camera views and hitch guidance. The MultiPro Tailgate, spray-on bedliner, and 20" machined wheels highlight its rugged style and utility. If you demand luxury, capability, and cutting-edge tech in your next heavy-duty truck, the Sierra 2500HD Denali is unmatched.Price includes: $500 - Buick & GMC Consumer Cash Program 26-40ACB-005 (Exp. 04/30/2026)Engine cooler: Engine oil cooler,Radiator,Powertrain type: ICE,Selectable mode transmission,Transmission oil cooler,Drive type: Four-wheel drive,Traction control: All-speed ABS and driveline traction control,Suspension ride type front: Independent front suspension,Suspension type front: Short and long arm front suspension,Front anti-roll: Front anti-roll bar,Springs front: Front torsion springs,Suspension ride type rear: Rigid axle rear suspension,Springs rear: Rear leaf springs,Rear Springs: Regular grade rear springs,Speed sensitive steering: Digital Steering Assist speed sensitive power steering,Steering: Hydraulic power-assist steering system,Steering type: Re-circulating ball steering,Ventilated brakes: Front and rear ventilated disc brakes,ABS Brakes: Four channel ABS brakes,Electronic parking brake,Driver selectable steering effort,Suspension type rear: Leaf spring rear suspension,Rear locking differential: Automatic rear locking differential,Sequential shift control,Locking hub control: Auto locking hub control,Electronic stability control: Electronic stability control system with anti-roll,Brake type: 4-wheel disc brakes,ABS Brakes: 4-wheel antilock (ABS) brakes,Convex spotter: Driver and passenger convex spotter mirrors,Headlight type: Projector beam headlights,Headlights: LED low and high beam headlights,Auto headlights: Auto on/off headlight control,Running lights: LED daytime running lights,Multiple headlights: Multiple enclosed headlights,Delay off headlights: Delay-off headlights,High mount stop light: High mounted center stop light,Perimeter approach lighting: Remote activated perimeter approach lighting,LED brake lights,Front impact airbag driver: Driver front impact airbag,Front side impact airbag driver: Seat mounted side impact driver airbag,Overhead airbags: Curtain first and second-row overhead airbags,Front impact airbag passenger: Passenger front impact airbag,Front side impact airbag passenger: Seat mounted side impact front passenger airbag,Occupancy sensor: Airbag occupancy sensor,Number of airbags: 6 airbags,3-point seatbelt: Rear seat center 3-point seatbelt,Seatbelt pretensioners: Front seatbelt pretensioners,Illuminated entry,Instrumentation display: Digital/analog instrumentation display,Configurable instrumentation gauges,Low tire pressure warning: Tire specific low air pressure warning,Immobilizer,Vehicle tracker: Stolen Vehicle Assistance vehicle tracker with vehicle slowdown,Restricted driving mode/alerts: Teen Driver restricted driving mode/alerts,Hill start assist,Seatbelt pretensioners number: 2 seatbelt pre-tensioners,Child door locks: Manual rear child safety door locks,Turn signal in door mirrors: Turn signal indicator in door mirrors,Fog lights: LED front fog lights,Gauge cluster display size (inches): Gauge cluster display size: 12.30,Interior courtesy lights: Fade interior courtesy lights,Remote panic alarm,Cab mounted cargo light,Body panels: Galvanized steel/aluminum body panels with side impact beams,Number of doors: 4 doors,Bed-rail protectors: Pickup bed-rail protectors,Bumpers front: Body-colored front bumper,Tow hooks front: 2 front tow hooks,Bumpers rear: Body-colored rear bumper,Fenders: Black fender flares,Window Trim: Chrome side window trim,Door handle material: Chrome door handles,Paint: Non-metallic paint,Special paint: Monotone paint,Spare tire: Full-size spare tire with steel wheel,Spare tire location: Crank-down spare tire,Door mirror type: Power extendable trailer mirrors,Exterior mirror spot lights: Exterior mirror LED spot lights,Towing class: Class IV tow rating,Towing hitch: Trailer hitch,Towing brake controller: Trailer brake controller,Towing trailer sway: Trailer sway control,Towing hitch light: Trailer hitch light,Rear bumper step,Door mirror style: Chrome door mirrors,Bumper insert: Chrome front bumper insert,Bumper rub strip front: Chrome front bumper rub strip,Passenger doors rear left: Conventional left rear passenger door,Door mirrors: Power door mirrors,Rear cargo door: MultiPro Tailgate tailgate,Heated door mirrors: Heated driver and passenger side door mirrors,Boxside steps: BedStep integrated side steps,Passenger doors rear right: Conventional right rear passenger door,Visor driver mirror: Driver visor mirror,Visor illuminated driver mirror: Illuminated driver visor mirror,Visor passenger mirror: Passenger visor mirror,Visor illuminated passenger mirror: Illuminated passenger visor mirror,Rear seat direction: Front facing rear seat,Overhead console: Mini overhead console,Glove box: Locking glove box,Number of beverage holders: 8 beverage holders,Seatback storage pockets: 2 seatback storage pockets,Door bins front: Driver and passenger door bins,Door bins rear: Rear door bins,Under seat tray rear: Rear under seat tray,Cruise control: Cruise control with steering wheel mounted controls,Adaptive cruise control,Driver foot rest,Door locks: Power door locks with 2 stage unlocking,Keyfob keyless entry,All-in-one key: All-in-one remote fob and ignition key,Auto door locks: Auto-locking doors,Auto-dimming door mirror driver: Auto-dimming driver side mirror,Tailgate control: Tailgate/power door lock,Keyfob cargo controls: Keyfob trunk control,Keyfob window controls: Keyfob window control,Tachometer,Oil pressure gauge,Engine/electric motor temperature gauge,Voltmeter,Transmission temperature gauge: Transmission fluid temperature gauge,Engine hour meter,Clock: Digital clock,Compass,Temperature display: Exterior temperature display,Folding door mirrors: Power folding door mirrors,Engine temperature warning,Battery charge warning,Key in vehicle warning,Door ajar warning,Turn signal warning: Turn signal on warning,Oil pressure warning,Transmission fluid temperature warning: Transmission fluid temp warning,Brake pad warning: Brake pad wear indicator,Rear seat check warning: Rear Seat Reminder rear seat check warning,Trip computer,First-row windows: Power first-row windows,Second-row windows: Power second-row windows,Wipers: Variable intermittent front windshield wipers,Easy lift tailgate: EZ Lift,Easy lower tailgate: EZ Lower,Beverage holders rear: Rear beverage holders,Auto-dimming door mirror passenger: Auto-dimming passenger side mirror,Built-in virtual assistant: Google Built-In built-in virtual assistant,Driver information center,Day/Night rearview mirror,Front reading lights,Rear reading lights,Variable panel light: Variable instrument panel light,Headlights on reminder,Trip odometer,Weight capacity alert: GCW Alert weight capacity alert,Full gauge cluster screen,Seating capacity: 5,Front head restraints: Height adjustable front seat head restraints,Front head restraint control: Manual front seat head restraint control,Rear seats fixed or removable: Fixed rear seats,Rear seats: Split-bench rear seat,Rear seat folding position: Fold-up rear seat cushion,Folding rear seats: 60-40 folding rear seats,Rear head restraints: Height adjustable rear seat head restraints,Rear head restraint control: Manual rear seat head restraint control,Rear head restraint control: 2 rear seat head restraints,Front seatback upholstery: Plastic front seatback upholstery,Door trim insert: Vinyl door trim insert,Headliner material: Cloth headliner material,Headliner coverage: Full headliner coverage,Floor covering: Full carpet floor covering,Floor mats: Carpet front and rear floor mats,Panel insert: Aluminum and genuine wood instrument panel insert,Gearshifter material: Urethane gear shifter material,Door panel insert: Aluminum and genuine wood door panel insert,Console insert material: Aluminum console insert,Interior accents: Chrome interior accents,Rear seat upholstery: Leather rear seat upholstery,Rear seatback upholstery: Carpet rear seatback upholstery,Number of memory settings: 2 memory settings,Climate control: Automatic climate control,Air conditioning: Yes,Dual-zone front climate control,Rear under seat ducts: Rear under seat climate control ducts,Rear console climate control ducts,Steering wheel material: Leatherette steering wheel,Heated steering wheel,Armrests rear: Rear seat center armrest,Floor coverage: Full floor coverage,Cabback insulator,Seek scan,External memory: Premium GMC Infotainment System external memory control,Internet radio capability,Satellite trial: 3 month satellite trial subscription,Amplifier,Antenna: Fixed audio antenna,Number of first-row screens: 2 total number of 1st row displays,Speakers number: 7 speakers,Turn-by-turn nav: OnStar Turn-by-Turn Navigation,Emergency SOS Capable: OnStar vehicle integrated emergency SOS system,Internet access: Wi-Fi Hotspot capable mobile hotspot internet access,Mobile app access: MyGMC Mobile App mobile app access,Basic warranty: 36 month/36,000 miles,Corrosion perforation warranty: 72 month/100,000 miles,Maintenance warranty: 12 month/unlimited,Denali Reserve Package - Includes Power Sunroof,First-row sunroof: First-row sliding and tilting glass sunroof with express open/close activation sunshade,Technology Package,Multicolor 15" Diagonal Head-Up Display,Head up display: Head-up display,Speedometer: Redundant digital speedometer,Inside Rearview Auo-Dimming Rear Camera Mirror,Rearview mirror: Auto-dimming rear view mirror,Video rearview mirror: Video-feed rearview mirror,Preferred Equipment Group 5SA - Includes LED Cargo Area Lighting,Trailer Side Blind Zone Alert,SiriusXM with 360L Trial Subscription,Remote Vehicle Starter System,Keyfob remote start,Smart device remote start,Power Sliding Rear Window with Defogger,Rear window defroster,Rear windshield: Power rear windshield,Safety Alert Seat,Ultrasonic Front and Rear Park Assist,Trailer Cam Provisions and Trailer Viewing Software,Electric Rear-Window Defogger,Floor-Mounted Center Console,Beverage holders: Front beverage holders,Floor console: Full floor console,Floor console storage: Covered floor console storage,Armrests front center: Front seat center armrest,Signature Chrome Denali Grille,Unauthorized Entry Theft-Deterrent System,Bed View Camera with Two Trailer Camera Provisions,Front Rain-Sensing Wipers,Sierra HD Pro Safety,Forward Collision Alert,Following Distance Indicator,Front Pedestrian Braking,Buckle to Drive,Automatic Emergency Braking,Brake assist system: Automatic Emergency Braking predictive brake assist system,IntelliBeam Automatic High Beam On/off,Lane Departure Warning,Wireless Phone Projection,2 USB Ports,Rear Cross Traffic Alert,120-Volt Instrument Panel Power Outlet,2 Charge/data USB Ports Inside Center Console,LED Smoked Amber Roof Marker Lamps,Heated Driver and Front Outboard Passenger Seats,Wireless Charging,X31 Off-Road Package,Off-Road Suspension,Suspension: Off-road ride suspension,Shock absorbers: Rancho gas-pressurized shock absorbers,Inclinometer,Hill Descent Control,Skid Plates,Steering Wheel Audio Controls,2 Charge-Only Rear USB Ports,Universal Home Remote,OnStar Services Capable,120-Volt Bed Mounted Power Outlet,Heated 2nd Row Outboard Seats,Power Front Passenger Windows with Express Up/down,One-touch down window: Front and rear one-touch down windows,One-touch up window: Driver and passenger one-touch up windows,Bose Premium 7-Speaker Sound System,2-Speed Active Transfer Case,4WD type: AutoTrac part and full-time 4WD,Transfer case: Electronic transfer case shift,Two-Speed Transfer Case,Deep-Tinted Glass,Spray-On Pickup Bedliner with GMC Logo,HD Surround Vision,Front camera: Front mounted camera with washer,Right camera: Right side camera,Left camera: Left side camera,Rear camera: HD Rear Vision Camera w/Hitch View rear mounted camera,Camera: HD Surround Vision w/Hitch View aerial view camera,Ventilated Driver and Front Passenger Seats,Manual Tilt-Wheel/telescoping Steering Column,Steering wheel tilt: Manual tilting steering wheel,Steering wheel telescopic: Manual telescopic steering wheel,Keyless Open and Start,Fob engine controls: Keyless Open/Keyless Start with hands-free access and push button start,Ignition type: Push-button,ProGrade Trailering System,In-Vehicle Trailering System App,Vehicle and trailer reverse assist: Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only,Trailer light test,Trailer light malfunction warning,Trailer theft alarm,Hitch Guidance with Hitch View,Vehicle to trailer hitching assist: Hitch Guidance vehicle to trailer hitching assist,Push Button Start,Rear Wheelhouse Liners,Polished Exhaust Tip,Black Badging Package - Includes Black Sierra Nameplates,Black GMC Emblems,Cargo Tie-Down Rings (set of 4),Driver Memory,GMC MultiPro Tailgate Step Lights,Winter Grille Cover,Power-Retractable Assist Steps,Pickup Box,12-Way Power Driver Seat Adjuster with Lumbar - Includes Driver seat direction: Driver seat with 8-way directional controls,Driver lumbar: Driver seat with 4-way power lumbar,Power driver seat controls: Driver seat power reclining,lumbar support,cushion tilt,fore/aft control and height adjustable control,Front Bucket Seats - Includes 12-Way Power Passenger Seat Adjuster with Lumbar,Passenger seat direction: Front passenger seat with 8-way directional controls,Front passenger lumbar: Front passenger seat with 4-way power lumbar,Power passenger seat controls: Passenger seat power reclining,lumbar support,cushion tilt,fore/aft control and height adjustable control,11,350 lbs (5,148 Kg) GVWR,3.42 Axle Ratio,AM/FM Stereo with Premium GMC Infotainment System - Includes Voice activated audio: Voice activated audio controls,Wireless streaming: Bluetooth wireless audio streaming,Primary display size: 13.4 inch primary display,Primary display touchscreen: Primary monitor touchscreen,Handsfree: Bluetooth handsfree wireless device connectivity,Engine Block Heater,Exhaust Brake,220-Amp Alternator - Includes Alternator Type: Alternator,Transmission: Allison 10-speed automatic,Overdrive transmission,Lock-up transmission,Transmission electronic control,Transmission Type: Automatic,Dual Heavy-Duty 70 Amp Battery,Battery type: Dual lead acid batteries,Battery run down protection,Accessory power: Retained accessory power,Engine Location: Front mounted engine,Fuel Type: Diesel,Ignition: Compression ignition system,Engine Mounting direction: Longitudinal mounted engine,Engine block material: Iron engine block,Cylinder head material: Aluminum cylinder head,DEF fluid gauge: Diesel exhaust fluid (def) gauge,Low level warnings: Low level warning for oil,coolant,fuel,washer fluid,brake fluid and diesel exhaust fluid (DEF),Engine: Duramax 6.6L V-8 diesel direct injection,intercooled turbo,diesel,engine with 470HP,Engine Short: Duramax 6.6L V-8,Engine Configuration: Duramax V8,Compressor: Intercooled turbo,20" Ultra Bright Machined Wheels - Includes Wheel covers: Wheel hub covers,Wheels: 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels,LT275/65R20 AT BW Tires - Includes Tires: LT275/65SR20 AT BSW front and rear tires,Gooseneck/5th Wheel Prep Package - Includes Towing wiring harness: Trailer wiring harness,Towing prep: 5th wheel and gooseneck prep,Front seat upholstery: Leather front seat upholstery,Powertrain warranty: 60 month/60,000 miles,Roadside warranty: 60 month/60,000 miles,Federal Emissions Requirements,Duramax 6.6L Turbo-Diesel V8 Engine - Includes Capped Fuel Fill,10-Speed Automatic Transmission

Additional Information

Engine cooler: Engine oil cooler,Radiator,Powertrain type: ICE,Selectable mode transmission,Transmission oil cooler,Drive type: Four-wheel drive,Traction control: All-speed ABS and driveline traction control,Suspension ride type front: Independent front suspension,Suspension type front: Short and long arm front suspension,Front anti-roll: Front anti-roll bar,Springs front: Front torsion springs,Suspension ride type rear: Rigid axle rear suspension,Springs rear: Rear leaf springs,Rear Springs: Regular grade rear springs,Speed sensitive steering: Digital Steering Assist speed sensitive power steering,Steering: Hydraulic power-assist steering system,Steering type: Re-circulating ball steering,Ventilated brakes: Front and rear ventilated disc brakes,ABS Brakes: Four channel ABS brakes,Electronic parking brake,Driver selectable steering effort,Suspension type rear: Leaf spring rear suspension,Rear locking differential: Automatic rear locking differential,Sequential shift control,Locking hub control: Auto locking hub control,Electronic stability control: Electronic stability control system with anti-roll,Brake type: 4-wheel disc brakes,ABS Brakes: 4-wheel antilock (ABS) brakes,Convex spotter: Driver and passenger convex spotter mirrors,Headlight type: Projector beam headlights,Headlights: LED low and high beam headlights,Auto headlights: Auto on/off headlight control,Running lights: LED daytime running lights,Multiple headlights: Multiple enclosed headlights,Delay off headlights: Delay-off headlights,High mount stop light: High mounted center stop light,Perimeter approach lighting: Remote activated perimeter approach lighting,LED brake lights,Front impact airbag driver: Driver front impact airbag,Front side impact airbag driver: Seat mounted side impact driver airbag,Overhead airbags: Curtain first and second-row overhead airbags,Front impact airbag passenger: Passenger front impact airbag,Front side impact airbag passenger: Seat mounted side impact front passenger airbag,Occupancy sensor: Airbag occupancy sensor,Number of airbags: 6 airbags,3-point seatbelt: Rear seat center 3-point seatbelt,Seatbelt pretensioners: Front seatbelt pretensioners,Illuminated entry,Instrumentation display: Digital/analog instrumentation display,Configurable instrumentation gauges,Low tire pressure warning: Tire specific low air pressure warning,Immobilizer,Vehicle tracker: Stolen Vehicle Assistance vehicle tracker with vehicle slowdown,Restricted driving mode/alerts: Teen Driver restricted driving mode/alerts,Hill start assist,Seatbelt pretensioners number: 2 seatbelt pre-tensioners,Child door locks: Manual rear child safety door locks,Turn signal in door mirrors: Turn signal indicator in door mirrors,Fog lights: LED front fog lights,Gauge cluster display size (inches): Gauge cluster display size: 12.30,Interior courtesy lights: Fade interior courtesy lights,Remote panic alarm,Cab mounted cargo light,Body panels: Galvanized steel/aluminum body panels with side impact beams,Number of doors: 4 doors,Bed-rail protectors: Pickup bed-rail protectors,Bumpers front: Body-colored front bumper,Tow hooks front: 2 front tow hooks,Bumpers rear: Body-colored rear bumper,Fenders: Black fender flares,Window Trim: Chrome side window trim,Door handle material: Chrome door handles,Paint: Non-metallic paint,Special paint: Monotone paint,Spare tire: Full-size spare tire with steel wheel,Spare tire location: Crank-down spare tire,Door mirror type: Power extendable trailer mirrors,Exterior mirror spot lights: Exterior mirror LED spot lights,Towing class: Class IV tow rating,Towing hitch: Trailer hitch,Towing brake controller: Trailer brake controller,Towing trailer sway: Trailer sway control,Towing hitch light: Trailer hitch light,Rear bumper step,Door mirror style: Chrome door mirrors,Bumper insert: Chrome front bumper insert,Bumper rub strip front: Chrome front bumper rub strip,Passenger doors rear left: Conventional left rear passenger door,Door mirrors: Power door mirrors,Rear cargo door: MultiPro Tailgate tailgate,Heated door mirrors: Heated driver and passenger side door mirrors,Boxside steps: BedStep integrated side steps,Passenger doors rear right: Conventional right rear passenger door,Visor driver mirror: Driver visor mirror,Visor illuminated driver mirror: Illuminated driver visor mirror,Visor passenger mirror: Passenger visor mirror,Visor illuminated passenger mirror: Illuminated passenger visor mirror,Rear seat direction: Front facing rear seat,Overhead console: Mini overhead console,Glove box: Locking glove box,Number of beverage holders: 8 beverage holders,Seatback storage pockets: 2 seatback storage pockets,Door bins front: Driver and passenger door bins,Door bins rear: Rear door bins,Under seat tray rear: Rear under seat tray,Cruise control: Cruise control with steering wheel mounted controls,Adaptive cruise control,Driver foot rest,Door locks: Power door locks with 2 stage unlocking,Keyfob keyless entry,All-in-one key: All-in-one remote fob and ignition key,Auto door locks: Auto-locking doors,Auto-dimming door mirror driver: Auto-dimming driver side mirror,Tailgate control: Tailgate/power door lock,Keyfob cargo controls: Keyfob trunk control,Keyfob window controls: Keyfob window control,Tachometer,Oil pressure gauge,Engine/electric motor temperature gauge,Voltmeter,Transmission temperature gauge: Transmission fluid temperature gauge,Engine hour meter,Clock: Digital clock,Compass,Temperature display: Exterior temperature display,Folding door mirrors: Power folding door mirrors,Engine temperature warning,Battery charge warning,Key in vehicle warning,Door ajar warning,Turn signal warning: Turn signal on warning,Oil pressure warning,Transmission fluid temperature warning: Transmission fluid temp warning,Brake pad warning: Brake pad wear indicator,Rear seat check warning: Rear Seat Reminder rear seat check warning,Trip computer,First-row windows: Power first-row windows,Second-row windows: Power second-row windows,Wipers: Variable intermittent front windshield wipers,Easy lift tailgate: EZ Lift,Easy lower tailgate: EZ Lower,Beverage holders rear: Rear beverage holders,Auto-dimming door mirror passenger: Auto-dimming passenger side mirror,Built-in virtual assistant: Google Built-In built-in virtual assistant,Driver information center,Day/Night rearview mirror,Front reading lights,Rear reading lights,Variable panel light: Variable instrument panel light,Headlights on reminder,Trip odometer,Weight capacity alert: GCW Alert weight capacity alert,Full gauge cluster screen,Seating capacity: 5,Front head restraints: Height adjustable front seat head restraints,Front head restraint control: Manual front seat head restraint control,Rear seats fixed or removable: Fixed rear seats,Rear seats: Split-bench rear seat,Rear seat folding position: Fold-up rear seat cushion,Folding rear seats: 60-40 folding rear seats,Rear head restraints: Height adjustable rear seat head restraints,Rear head restraint control: Manual rear seat head restraint control,Rear head restraint control: 2 rear seat head restraints,Front seatback upholstery: Plastic front seatback upholstery,Door trim insert: Vinyl door trim insert,Headliner material: Cloth headliner material,Headliner coverage: Full headliner coverage,Floor covering: Full carpet floor covering,Floor mats: Carpet front and rear floor mats,Panel insert: Aluminum and genuine wood instrument panel insert,Gearshifter material: Urethane gear shifter material,Door panel insert: Aluminum and genuine wood door panel insert,Console insert material: Aluminum console insert,Interior accents: Chrome interior accents,Rear seat upholstery: Leather rear seat upholstery,Rear seatback upholstery: Carpet rear seatback upholstery,Number of memory settings: 2 memory settings,Climate control: Automatic climate control,Air conditioning: Yes,Dual-zone front climate control,Rear under seat ducts: Rear under seat climate control ducts,Rear console climate control ducts,Steering wheel material: Leatherette steering wheel,Heated steering wheel,Armrests rear: Rear seat center armrest,Floor coverage: Full floor coverage,Cabback insulator,Seek scan,External memory: Premium GMC Infotainment System external memory control,Internet radio capability,Satellite trial: 3 month satellite trial subscription,Amplifier,Antenna: Fixed audio antenna,Number of first-row screens: 2 total number of 1st row displays,Speakers number: 7 speakers,Turn-by-turn nav: OnStar Turn-by-Turn Navigation,Emergency SOS Capable: OnStar vehicle integrated emergency SOS system,Internet access: Wi-Fi Hotspot capable mobile hotspot internet access,Mobile app access: MyGMC Mobile App mobile app access,Basic warranty: 36 month/36,000 miles,Corrosion perforation warranty: 72 month/100,000 miles,Maintenance warranty: 12 month/unlimited,Denali Reserve Package - Includes Power Sunroof,First-row sunroof: First-row sliding and tilting glass sunroof with express open/close activation sunshade,Technology Package,Multicolor 15" Diagonal Head-Up Display,Head up display: Head-up display,Speedometer: Redundant digital speedometer,Inside Rearview Auo-Dimming Rear Camera Mirror,Rearview mirror: Auto-dimming rear view mirror,Video rearview mirror: Video-feed rearview mirror,Preferred Equipment Group 5SA - Includes LED Cargo Area Lighting,Trailer Side Blind Zone Alert,SiriusXM with 360L Trial Subscription,Remote Vehicle Starter System,Keyfob remote start,Smart device remote start,Power Sliding Rear Window with Defogger,Rear window defroster,Rear windshield: Power rear windshield,Safety Alert Seat,Ultrasonic Front and Rear Park Assist,Trailer Cam Provisions and Trailer Viewing Software,Electric Rear-Window Defogger,Floor-Mounted Center Console,Beverage holders: Front beverage holders,Floor console: Full floor console,Floor console storage: Covered floor console storage,Armrests front center: Front seat center armrest,Signature Chrome Denali Grille,Unauthorized Entry Theft-Deterrent System,Bed View Camera with Two Trailer Camera Provisions,Front Rain-Sensing Wipers,Sierra HD Pro Safety,Forward Collision Alert,Following Distance Indicator,Front Pedestrian Braking,Buckle to Drive,Automatic Emergency Braking,Brake assist system: Automatic Emergency Braking predictive brake assist system,IntelliBeam Automatic High Beam On/off,Lane Departure Warning,Wireless Phone Projection,2 USB Ports,Rear Cross Traffic Alert,120-Volt Instrument Panel Power Outlet,2 Charge/data USB Ports Inside Center Console,LED Smoked Amber Roof Marker Lamps,Heated Driver and Front Outboard Passenger Seats,Wireless Charging,X31 Off-Road Package,Off-Road Suspension,Suspension: Off-road ride suspension,Shock absorbers: Rancho gas-pressurized shock absorbers,Inclinometer,Hill Descent Control,Skid Plates,Steering Wheel Audio Controls,2 Charge-Only Rear USB Ports,Universal Home Remote,OnStar Services Capable,120-Volt Bed Mounted Power Outlet,Heated 2nd Row Outboard Seats,Power Front Passenger Windows with Express Up/down,One-touch down window: Front and rear one-touch down windows,One-touch up window: Driver and passenger one-touch up windows,Bose Premium 7-Speaker Sound System,2-Speed Active Transfer Case,4WD type: AutoTrac part and full-time 4WD,Transfer case: Electronic transfer case shift,Two-Speed Transfer Case,Deep-Tinted Glass,Spray-On Pickup Bedliner with GMC Logo,HD Surround Vision,Front camera: Front mounted camera with washer,Right camera: Right side camera,Left camera: Left side camera,Rear camera: HD Rear Vision Camera w/Hitch View rear mounted camera,Camera: HD Surround Vision w/Hitch View aerial view camera,Ventilated Driver and Front Passenger Seats,Manual Tilt-Wheel/telescoping Steering Column,Steering wheel tilt: Manual tilting steering wheel,Steering wheel telescopic: Manual telescopic steering wheel,Keyless Open and Start,Fob engine controls: Keyless Open/Keyless Start with hands-free access and push button start,Ignition type: Push-button,ProGrade Trailering System,In-Vehicle Trailering System App,Vehicle and trailer reverse assist: Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only,Trailer light test,Trailer light malfunction warning,Trailer theft alarm,Hitch Guidance with Hitch View,Vehicle to trailer hitching assist: Hitch Guidance vehicle to trailer hitching assist,Push Button Start,Rear Wheelhouse Liners,Polished Exhaust Tip,Black Badging Package - Includes Black Sierra Nameplates,Black GMC Emblems,Cargo Tie-Down Rings (set of 4),Driver Memory,GMC MultiPro Tailgate Step Lights,Winter Grille Cover,Power-Retractable Assist Steps,Pickup Box,12-Way Power Driver Seat Adjuster with Lumbar - Includes Driver seat direction: Driver seat with 8-way directional controls,Driver lumbar: Driver seat with 4-way power lumbar,Power driver seat controls: Driver seat power reclining,lumbar support,cushion tilt,fore/aft control and height adjustable control,Front Bucket Seats - Includes 12-Way Power Passenger Seat Adjuster with Lumbar,Passenger seat direction: Front passenger seat with 8-way directional controls,Front passenger lumbar: Front passenger seat with 4-way power lumbar,Power passenger seat controls: Passenger seat power reclining,lumbar support,cushion tilt,fore/aft control and height adjustable control,11,350 lbs (5,148 Kg) GVWR,3.42 Axle Ratio,AM/FM Stereo with Premium GMC Infotainment System - Includes Voice activated audio: Voice activated audio controls,Wireless streaming: Bluetooth wireless audio streaming,Primary display size: 13.4 inch primary display,Primary display touchscreen: Primary monitor touchscreen,Handsfree: Bluetooth handsfree wireless device connectivity,Engine Block Heater,Exhaust Brake,220-Amp Alternator - Includes Alternator Type: Alternator,Transmission: Allison 10-speed automatic,Overdrive transmission,Lock-up transmission,Transmission electronic control,Transmission Type: Automatic,Dual Heavy-Duty 70 Amp Battery,Battery type: Dual lead acid batteries,Battery run down protection,Accessory power: Retained accessory power,Engine Location: Front mounted engine,Fuel Type: Diesel,Ignition: Compression ignition system,Engine Mounting direction: Longitudinal mounted engine,Engine block material: Iron engine block,Cylinder head material: Aluminum cylinder head,DEF fluid gauge: Diesel exhaust fluid (def) gauge,Low level warnings: Low level warning for oil,coolant,fuel,washer fluid,brake fluid and diesel exhaust fluid (DEF),Engine: Duramax 6.6L V-8 diesel direct injection,intercooled turbo,diesel,engine with 470HP,Engine Short: Duramax 6.6L V-8,Engine Configuration: Duramax V8,Compressor: Intercooled turbo,20" Ultra Bright Machined Wheels - Includes Wheel covers: Wheel hub covers,Wheels: 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels,LT275/65R20 AT BW Tires - Includes Tires: LT275/65SR20 AT BSW front and rear tires,Gooseneck/5th Wheel Prep Package - Includes Towing wiring harness: Trailer wiring harness,Towing prep: 5th wheel and gooseneck prep,Front seat upholstery: Leather front seat upholstery,Powertrain warranty: 60 month/60,000 miles,Roadside warranty: 60 month/60,000 miles,Federal Emissions Requirements,Duramax 6.6L Turbo-Diesel V8 Engine - Includes Capped Fuel Fill,10-Speed Automatic Transmission