Preferred Equipment Group 5SA,Technology Package,Denali Ultimate Package,Duramax 6.6L Turbo-Diesel V8 Engine,Allison 10-Speed Automatic Transmission,3.42 Axle Ratio,11,300 lbs (5,126 Kg) GVWR,LT275/65R20 AT BW Tires,20" Multi-Dimensional Polished Aluminum Wheels,Front Bucket Seats,Forge Perforated Leather-Appointed Front Seat Trim,10-Way Power Driver Seat Adjuster with Lumbar,All-Weather Floor Liners,Pickup Box,Gooseneck/5th Wheel Prep Package,Hitch Package,220 Amps Alternator,Engine Block Heater,Skid Plates,Off-Road Suspension,Fleet Customer Powertrain Limited Warranty,SiriusXM with 360L,Driver Memory,10-Way Power Passenger Seat Adjuster with Lumbar,GMC Connected Access Capable,Winter Grille Cover,Capped Fuel Fill,Hill Descent Control,Exhaust Brake,Dual Heavy-Duty 70 Amp Battery,Hitch Guidance with Hitch View,IntelliBeam Automatic High Beam On/off,In-Vehicle Trailering System App,Following Distance Indicator,Forward Collision Alert,Rear Cross Traffic Alert,Lane Departure Warning,Automatic Emergency Braking,Lane Change Alert with Side Blind Zone Alert,Bose Premium 7 Speaker Sound System,Wi-Fi Hotspot Capable,Dark Walnut/Dark Ash Grey,Onyx Black Mechanical@Engine Location: Front mounted engine~Mechanical@Fuel Type: Diesel~Mechanical@Ignition: Compression ignition system~Mechanical@Engine Mounting direction: Longitudinal mounted engine~Mechanical@Engine block material: Iron engine block~Mechanical@Cylinder head material: Aluminum cylinder head~Mechanical@Alternator Type: Alternator~Mechanical@Battery type: Dual lead acid batteries~Mechanical@Battery run down protection: Battery run down protection~Mechanical@Block heater: Engine block heater~Mechanical@Engine cooler: Engine oil cooler~Mechanical@Radiator: Radiator~Mechanical@Engine retarder: Engine retarder system~Mechanical@Transmission: Allison 10-speed automatic~Mechanical@Overdrive transmission: Overdrive transmission~Mechanical@Powertrain type: ICE~Mechanical@Selectable mode transmission: Tow/Haul Mode selectable mode transmission~Mechanical@Transmission oil cooler: Transmission oil cooler~Mechanical@4WD type: AutoTrac part and full-time 4WD~Mechanical@Drive type: Four-wheel drive~Mechanical@Traction control: All-speed ABS and driveline traction control~Mechanical@Transfer case: Electronic transfer case shift~Mechanical@Suspension: Off-road ride suspension~Safety@Electronic stability control: StabiliTrak w/Proactive Roll Avoidance electronic stability control system with anti-roll~Mechanical@Suspension ride type front: Independent front suspension~Mechanical@Suspension type front: Short and long arm front suspension~Mechanical@Front anti-roll: Front anti-roll bar~Mechanical@Springs front: Front torsion springs~Mechanical@Shock absorbers: Rancho premium grade shock absorbers~Mechanical@Suspension ride type rear: Rigid axle rear suspension~Mechanical@Springs rear: Rear leaf springs~Mechanical@Rear Springs: Regular grade rear springs~Mechanical@Speed sensitive steering: Digital Steering Assist speed sensitive power steering~Mechanical@Steering: Hydraulic power-assist steering system~Mechanical@Steering type: Re-circulating ball steering~Safety@Brake type: 4-wheel disc brakes~Mechanical@Ventilated brakes: Front and rear ventilated disc brakes~Safety@ABS Brakes: 4-wheel antilock (ABS) brakes~Mechanical@ABS Brakes: Four channel ABS brakes~Mechanical@Electronic parking brake: Electronic parking brake~Safety@Brake assist system: Predictive brake assist system~Safety@Hill control: Hill Descent Control (HDC)~Mechanical@Emissions: Federal emissions~Exterior@Skid plate: 3 underbody skid plates~Exterior@Body panels: Galvanized steel/aluminum body panels with side impact beams~Exterior@Side steps: Side assist steps~Interior@Passenger doors rear left: Conventional left rear passenger door~Interior@Door mirrors: Power door mirrors~Interior@Rear cargo door: MultiPro Tailgate tailgate~Interior@Heated door mirrors: Heated driver and passenger side door mirrors~Exterior@Number of doors: 4 doors~Safety@Convex spotter: Driver and passenger convex spotter mirrors~Exterior@Bed liner: Spray-in pickup bed liner~Exterior@Box style: Standard style pickup box~Interior@Boxside steps: BedStep integrated side steps~Exterior@Bed-rail protectors: Pickup bed-rail protectors~Exterior@Bumpers front: Body-colored front bumper~Exterior@Tow hooks front: 2 front tow hooks~Exterior@Bumpers rear: Body-colored rear bumper~Exterior@Fenders: Black fender flares~Exterior@Grille style: Chrome grille~Exterior@Window Trim: Stainless steel side window trim~Exterior@Door handle material: Chrome door handles~Exterior@Paint: Clearcoat paint~Exterior@Special paint: Monotone paint~Safety@Headlight type: Reflector headlights~Safety@Headlights: LED low and high beam headlights~Safety@Auto headlights: Auto on/off headlight control~Safety@Running lights: LED daytime running lights~Safety@Multiple headlights: Multiple enclosed headlights~Safety@Delay off headlights: Delay-off headlights~Interior@Passenger doors rear right: Conventional right rear passenger door~Safety@Clearance lights: Cab clearance lights~Safety@High mount stop light: High mounted center stop light~Safety@Perimeter approach lighting: Remote activated perimeter approach lighting~Safety@LED brake lights: LED brake lights~Exterior@Wheel covers: Chrome hub wheel covers~Exterior@Spare tire: Full-size spare tire with steel wheel~Exterior@Spare tire location: Crank-down spare tire~Safety@Front impact airbag driver: Driver front impact airbag~Safety@Front side impact airbag driver: Seat mounted side impact driver airbag~Safety@Overhead airbags: Curtain first and second-row overhead airbags~Safety@Front impact airbag passenger: Passenger front impact airbag~Safety@Front side impact airbag passenger: Seat mounted side impact front passenger airbag~Safety@Occupancy sensor: Airbag occupancy sensor~Safety@Number of airbags: 6 airbags~Interior@Visor driver mirror: Driver visor mirror~Interior@Visor illuminated driver mirror: Illuminated driver visor mirror~Interior@Visor passenger mirror: Passenger visor mirror~Interior@Visor illuminated passenger mirror: Illuminated passenger visor mirror~Interior@Rearview mirror: Auto-dimming rear view mirror~Safety@Video rearview mirror: Video-feed rearview mirror~Interior@Seating capacity: 5~Interior@Split front seats: Bucket front seats~Interior@Heated front seats: Heated driver and front passenger seats~Interior@Cooled front seats: Ventilated driver and front passenger seats~Interior@Driver seat direction: Driver seat with 8-way directional controls~Interior@Driver lumbar: Driver seat with 2-way power lumbar~Interior@Passenger seat direction: Front passenger seat with 8-way directional controls~Interior@Front passenger lumbar: Front passenger seat with 2-way power lumbar~Interior@Front head restraints: Height adjustable front seat head restraints~Interior@Front head restraint control: Manual front seat head restraint control~Interior@Rear seats fixed or removable: Fixed rear seats~Interior@Beverage holders: Front beverage holders~Interior@Rear seat direction: Front facing rear seat~Interior@Rear bench seats: Split-bench rear seat~Interior@Heated rear seats: Heated rear seats~Interior@Rear seat folding position: Fold-up rear seat cushion~Interior@Folding rear seats: 60-40 folding rear seats~Interior@Rear head restraints: Height adjustable rear seat head restraints~Interior@Rear head restraint control: Manual rear seat head restraint control~Interior@Rear head restraint control: 2 rear seat head restraints~Exterior@Door mirror type: Power extendable trailer mirrors~Safety@3-point seatbelt: Rear seat center 3-point seatbelt~Safety@Seatbelt pretensioners: Front seatbelt pretensioners~Interior@Front seat upholstery: Leather front seat upholstery~Interior@Front seatback upholstery: Plastic front seatback upholstery~Interior@Door trim insert: Vinyl door trim insert~Interior@Headliner material: Cloth headliner material~Interior@Headliner coverage: Full headliner coverage~Interior@Floor covering: Full carpet floor covering~Interior@Floor mats: Rubber front and rear floor mats~Interior@Panel insert: Aluminum instrument panel insert~Interior@Gearshifter material: Urethane gear shifter material~Interior@Door panel insert: Aluminum and genuine wood door panel insert~Interior@Console insert material: Aluminum and genuine wood console insert~Interior@Interior accents: Chrome interior accents~Interior@Rear seat upholstery: Leather rear seat upholstery~Interior@Rear seatback upholstery: Carpet rear seatback upholstery~Interior@Memory settings: Memory settings include: door mirrors~Interior@Number of memory settings: 2 memory settings~Safety@Illuminated entry: Illuminated entry~Interior@Floor console: Full floor console~Interior@Floor console storage: Covered floor console storage~Interior@Overhead console: Mini overhead console~Interior@Glove box: Locking glove box~Interior@Number of beverage holders: 8 beverage holders~Interior@Seatback storage pockets: 2 seatback storage pockets~Interior@Door bins front: Driver and passenger door bins~Interior@Door bins rear: Rear door bins~Interior@Under seat tray rear: Rear under seat tray~Interior@Climate control: Automatic climate control~Interior@Air conditioning: Yes~Interior@Dual-zone front climate control: Dual-zone front climate control~Interior@Rear under seat ducts: Rear under seat climate control ducts~Interior@Rear console climate control ducts: Rear console climate control ducts~Interior@Seek scan: Seek scan~Interior@Aux input jack: Auxiliary input jack~Interior@External memory: Premium GMC Infotainment System external memory control~Interior@Internet radio capability: Internet radio capability~Interior@Satellite trial: 3 month satellite trial subscription~Interior@Speakers: Bose speakers~Interior@Amplifier: Amplifier~Interior@Steering mounted audio control: Steering wheel mounted audio controls~Interior@Voice activated audio: Voice activated audio controls~Interior@Wireless streaming: Bluetooth wireless audio streaming~Interior@Antenna: Fixed audio antenna~Interior@Number of first-row screens: 2 total number of 1st row displays~Interior@Primary display size: 8 inch primary display~Interior@Primary display touchscreen: Primary monitor touchscreen~Interior@Integrated navigation: Integrated navigation system with voice activation~Interior@Turn-by-turn nav: OnStar Turn-by-Turn Navigation~Interior@Cruise control: Cruise control with steering wheel mounted controls~Interior@Driver foot rest: Driver foot rest~Interior@Accessory power: Retained accessory power~Interior@Garage door opener: Garage door opener~Interior@12V power outlets: 2 12V power outlets~Interior@Emergency SOS: OnStar and GMC connected services capable vehicle integrated emergency SOS system~Interior@Handsfree: Bluetooth handsfree wireless device connectivity~Interior@Internet access: Wi-Fi Hotspot capable mobile hotspot internet access~Interior@120V AC power outlets: 2 120V AC power outlets~Interior@Smart device integration: Apple CarPlay/Android Auto smart device wireless mirroring~Interior@Tire pressure: Tire Fill Alert tire pressure fill assist~Interior@Wireless device charging: Front wireless smart device charging~Interior@USB ports: 6 USB ports~Interior@Door locks: Power door locks with 2 stage unlocking~Interior@Keyfob door locks: Keyfob activated door locks~Interior@All-in-one key: All-in-one remote fob and ignition key~Interior@Auto door locks: Auto-locking doors~Interior@Fob engine controls: Keyless Open/Keyless Start with hands-free access and push button start~Interior@Auto-dimming door mirror driver: Auto-dimming driver side mirror~Interior@Tailgate control: Tailgate/power door lock~Interior@Keyfob cargo controls: Keyfob trunk control~Interior@Fob window controls: Keyfob window control~Interior@Fob remote vehicle controls: Keyfob remote engine start~Safety@Instrumentation display: Analog instrumentation display~Interior@Tachometer: Tachometer~Interior@Oil pressure gage: Oil pressure gage~Interior@Engine/electric motor temperature gage: Engine/electric motor temperature gage~Interior@Voltmeter: Voltmeter~Interior@Inclinometer: Inclinometer~Interior@Transmission temperature gage: Transmission fluid temperature gage~Interior@Engine hour meter: Engine hour meter~Interior@DEF fluid gage: Diesel exhaust fluid (def) gage~Safety@Head up display: Head-up display~Interior@Clock: Digital clock~Interior@Compass: Compass~Interior@Temperature display: Exterior temperature display~Interior@Speedometer: Redundant digital speedometer~Safety@Front camera: Front mounted camera~Interior@Folding door mirrors: Power folding door mirrors~Safety@Right camera: Right side camera~Safety@Pickup box camera: Pickup box camera~Safety@Low tire pressure warning: Tire specific low air pressure warning~Interior@Engine temperature warning: Engine temperature warning~Interior@Battery charge warning: Battery charge warning~Interior@Low level warnings: Low level warning for oil, coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF)~Interior@Key in vehicle warning: Key in vehicle warning~Interior@Door ajar warning: Door ajar warning~Interior@Service interval warning: Service interval indicator~Interior@Turn signal warning: Turn signal on warning~Interior@Oil pressure warning: Oil pressure warning~Interior@Transmission fluid temperature warning: Transmission fluid temp warning~Interior@Brake pad warning: Brake pad wear indicator~Interior@Rear seat check warning: Rear Seat Reminder rear seat check warning~Interior@Trip computer: Trip computer~Exterior@Exterior mirror spot lights: Exterior mirror LED spot lights~Safety@Lane departure: Lane Departure Warning~Safety@Blind spot: Lane Change Alert with Side Blind Zone Alert blind spot warning~Safety@Forward collision warning: Forward Collision Alert with Automatic Braking~Safety@Rear collision warning: Rear Cross-Traffic Alert collision warning~Safety@Distance alert: Following Distance Indicator~Safety@Immobilizer: Immobilizer~Safety@Vehicle tracker: Stolen Vehicle Assistance vehicle tracker with vehicle slowdown~Safety@Security system: Security system~Safety@Restricted driving mode: Teen Driver restricted driving mode~Interior@Steering wheel material: Leatherette steering wheel~Interior@Steering wheel tilt: Manual tilting steering wheel~Interior@Steering wheel telescopic: Manual telescopic steering wheel~Interior@Heated steering wheel: Heated steering wheel~Exterior@Towing capability: Trailer towing capability~Exterior@Towing wiring harness: Trailer wiring harness~Exterior@Towing class: Class IV tow rating~Exterior@Towing hitch: Trailer hitch~Exterior@Towing brake controller: Trailer brake controller~Exterior@Towing trailer sway: Trailer sway control~Exterior@Vehicle and trailer reverse assist: Trailering Assist Guidelines vehicle and trailer reverse assist with visual graphic guidance only~Exterior@Towing hitch light: Trailer hitch light~Exterior@Towing prep: 5th wheel and gooseneck prep~Exterior@Towing gooseneck hitch: Gooseneck trailer hitch~Interior@First-row windows: Power first-row windows~Interior@Second-row windows: Power second-row windows~Interior@One-touch down window: Front and rear one-touch down windows~Interior@Tinted windows: Deep tinted windows~Interior@One-touch up window: Driver and passenger one-touch up windows~Interior@Wipers: Variable intermittent front windshield wipers~Interior@Rear window defroster: Rear window defroster~Interior@Rear windshield: Power rear windshield~Exterior@Wheels: 20 x 8.5-inch front and rear polished aluminum wheels~Exterior@Tires: LT275/65SR20 AT BSW front and rear tires~Mechanical@Driver selectable steering effort: Driver selectable steering effort~Mechanical@Suspension type rear: Leaf spring rear suspension~Mechanical@Steering type number of wheels: 2-wheel steering system~Exterior@First-row sunroof: First-row sliding and tilting glass sunroof with express open/close activation sunshade~Safety@Hill start assist: Hill start assist~Safety@Auto high-beam headlights: IntelliBeam auto high-beam headlights~Safety@Seatbelt pretensioners number: 2 seatbelt pre-tensioners~Safety@Child door locks: Manual rear child safety door locks~Safety@Left camera: Left side camera~Safety@Turn signal in door mirrors: Turn signal indicator in door mirrors~Safety@Rear camera: Rear mounted camera~Safety@Parking sensors: Front and Rear Park Assist front and rear parking sensors~Interior@Easy lift tailgate: EZ Lift~Interior@Easy lower tailgate: Easy lower tailgate~Exterior@Rear bumper step: CornerStep rear bumper step~Interior@Armrests rear: Rear seat center armrest~Interior@Armrests front center: Front seat center armrest~Interior@Beverage holders rear: Rear beverage holders~Mechanical@Tailpipe: Stainless steel single exhaust with polished tailpipe finisher~Mechanical@Rear locking differential: Automatic rear locking differential~Exterior@Door mirror style: Chrome door mirrors~Interior@Auto-dimming door mirror passenger: Auto-dimming passenger side mirror~Interior@Power driver seat controls: Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control~Interior@Power passenger seat controls: Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control~Exterior@Trailer light test: Trailer light test~Exterior@Trailer light malfunction warning: Trailer light malfunction warning~Exterior@Trailer theft alarm: Trailer theft alarm~Exterior@Bumper rub strip front: Chrome front bumper rub strip~Mechanical@Lock-up transmission: Lock-up transmission~Interior@Speakers number: 7 speakers~Interior@Driver information center: Driver information center~Safety@Fog lights: LED front fog lights~Mechanical@Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 445HP~Mechanical@Engine Cylinders: Duramax V8~Safety@Gage cluster display size (inches): Gage cluster display size: 8.00~Safety@Camera: HD Surround Vision w/Hitch View aerial view camera~Mechanical@Transmission electronic control: Transmission electronic control~Mechanical@Sequential shift control: Sequential shift control~Interior@Day/Night rearview mirror: Day/Night rearview mirror~Safety@Interior courtesy lights: Fade interior courtesy lights~Safety@Remote panic alarm: Remote panic alarm~Mechanical@Locking hub control: Auto locking hub control~Interior@Front reading lights: Front reading lights~Interior@Rear reading lights: Rear reading lights~Interior@Variable panel light: Variable instrument panel light~Interior@Headlights on reminder: Headlights on reminder~Safety@Pickup box cargo light: Pickup box cargo light~Interior@Floor coverage: Full floor coverage~Interior@Cabback insulator: Cabback insulator~Interior@Trip odometer: Trip odometer~Mechanical@Transmission Type: Automatic~Mechanical@Compressor: Intercooled turbo~Mechanical@Two-Speed Transfer Case: Two-Speed Transfer Case~Interior@Integrated tailgate step: Integrated tailgate step~Interior@Mobile app access: Mobile app access~Exterior@Vehicle to trailer hitching assist: Hitch Guidance vehicle to trailer hitching assist~Interior@Radio: AM/FM/SiriusXM with 360Lsatellite~Exterior@In-box lighting: LED in-box lighting