Used 2025 GMCSierra 3500HD Denali

  • Diesel
Located at
Twin City Buick/GMC
    Exterior Color
    Sterling Metallic
    Interior Color
    Jet Black
    Odometer
    20,776 miles
    Body/Seating
    Truck/5 seats
    Transmission
    ALLISON 10-SPEED AUTOMATIC
    Drivetrain
    Four Wheel Drive
    Engine
    8 Cylinder Engine
    VIN
    1GT4UWEY2SF159786
    Stock Number
    SF159786B
    GMC Sierra 3500HD
    • Show Me the CARFAX 1-Owner Badge

    Highlighted Features

    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Power moonroof
    • Wireless phone connectivity
    • Parking sensors
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera right
    • Exterior parking camera rear
    • Front dual zone A/C
    • Heads up display

    Included Packages & Accessories

    • X31 Off-Road Package includes (JHD) Hill Descent Control, (NZZ) skid plates, Off-Road suspension and Twin-tube Rancho shocks (Not available with dual rear wheels.)
    • ProGrade Trailering System includes (PZ8) Hitch Guidance with Hitch View and (UET) In-vehicle Trailering App
    • Rear axle, 3.73 ratio (Requires (L8T) 6.6L V8 gas engine.)
    • GVWR, 11,700 lbs. (5307 kg) with single rear wheels (Included and only available with model TK30943 model and (L8T) 6.6L V8 gas engine. Requires single rear wheels.)
    • Air filter, heavy-duty
    • Air filtration monitoring
    • Transfer case, two-speed active electronic Autotrac with push button control
    • Auto-locking rear differential
    • Four wheel drive
    • Cooling, external engine oil cooler
    • Cooling, auxiliary external transmission oil cooler
    • Battery, heavy-duty 720 cold-cranking amps/80 Amp-hr maintenance-free with rundown protection and retained accessory power (Included and only available with (L8T) 6.6L V8 gas engine.)
    • Alternator, 170 amps (Requires (L8T) 6.6L V8 gas engine.)
    • Trailer brake controller, integrated
    • Recovery hooks, front, Chrome (Plant installed.)
    • Frame, fully-boxed, hydroformed front section and a fully-boxed stamped rear section
    • Skid Plates protect the oil pan, front axle and transfer case
    • Suspension, Off-Road includes twin-tube shocks (Not available with dual rear wheels.)
    • Steering, Digital Variable Steering Assist this system automatically adjusts steering based on speed, road conditions, and other inputs to reduce driver effort and fatigue
    • Brakes, 4-wheel antilock, 4-wheel disc with DURALIFE rotors
    • Brake lining wear indicator
    • Capless Fuel Fill (Requires (L8T) 6.6L gas V8 engine.)
    • Single rear wheels
    • Tire carrier lock keyed cylinder lock that utilizes same key as ignition and door
    • Bumper, front, body-color lower
    • Bumper, rear body-color with bumper CornerSteps
    • CornerStep, rear bumper
    • Bed Step, Black integrated on forward portion of bed on driver and passenger side
    • Moldings, beltline, stainless steel
    • Wheelhouse liners, rear (Not available with dual rear wheel models.)
    • Bed Liner, Spray-on Pickup bedliner with GMC logo (does not include spray-on liner on tailgate due to Black composite inner panel) (Available with Ship Thru code (SQE) or (TCH), not available with any other Ship Thru code.)
    • Cargo tie downs (12), fixed, rated at 500 lbs per corner
    • Grille, Signature Chrome Denali grille
    • Fog lamps, LED
    • Taillamps, Animated LED Signature Tail, Stop, turn and Reverse lamps
    • Lamps, cargo area, cab mounted integrated with center high mount stop lamp, with switch in bank on left side of steering wheel
    • LED Cargo Area Lighting located in cargo bed activated with switch on center switch bank or key fob
    • Lamps, Smoked Amber roof marker, (LED) (Standard with dual rear wheels. Not available with (YF5) California state emissions requirements on single rear wheels.)
    • Mirrors, outside power-adjustable vertical trailering with heated and auto-dimming upper glass, (driver and passenger) lower convex mirrors, turn signal indicators, puddle lamps, perimeter lighting, auxiliary lighting, power folding/extending (extends 3.31 [84.25mm])
    • Mirror caps, chrome
    • Wipers, front rain-sensing
    • Glass, deep-tinted
    • LPO, Polished exhaust tip (dealer-installed) (Requires (L8T) 6.6L V8 gas engine. Not included with (L5P) Duramax 6.6L Turbo Diesel V8 engine.)
    • Door handles, chrome
    • Tailgate, GMC MultiPro Tailgate with six functional load/access features. NOTE: Auto release can be disabled if ball hitch is installed. See Owner's manual for details
    • Tailgate and bed rail protection caps, top
    • Tailgate, gate function manual with EZ Lift includes power lock and release, includes hitch area light
    • Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.)
    • Seat adjuster, driver 12-way power including lumbar
    • Seat adjuster, passenger 12-way power including lumbar
    • Seat, Up-level Rear with Storage Package, 60/40 folding bench for Crew Cab models includes full-length bench seat, seatback storage on left and right side, center fold out armrest with 2 cupholders, full cab width underseat storage, (includes child seat top tether anchor)
    • Seats, heated second row outboard seats
    • Driver memory, recalls driver presets for power driver seat and outside mirrors
    • Center Console, floor-mounted with cup holders, cell phone storage, power cord management, hanging file folder capability
    • Floor covering, color-keyed carpeting
    • Steering wheel, wrapped
    • Steering wheel, heated
    • Steering column, manual Tilt-Wheel and telescoping
    • Steering wheel audio controls
    • Driver Information Center, enhanced, 12.3 diagonal reconfigurable multicolor digital display
    • GMC Premium information Display- 13.4 diagonal Multicolor touch screen
    • Exterior Temperature Display located in radio display
    • Compass, located in instrument cluster
    • Window, power front, drivers express up/down
    • Remote vehicle starter system
    • ADAPTIVE CRUISE CONTROL
    • Universal Home Remote
    • Theft-deterrent system, unauthorized entry
    • Wireless Charging
    • Power outlet, instrument panel, 120-volt (400 watts shared with (KC9) bed mounted power outlet)
    • USB ports, (2) charge-only, rear
    • Power outlet, bed mounted, 120-volt (400 watts shared with (KI4) instrument panel mounted power outlet)
    • Air conditioning, dual-zone automatic climate control
    • Air vents, rear
    • Assist handles, front A-pillar mounted for driver and passenger, rear B-pillar mounted
    • StabiliTrak, stability control system with Proactive Roll Avoidance and traction control includes electronic trailer sway control and hill start assist
    • Hill Descent Control (Not available with dual rear wheels.)
    • Airbags, dual-stage frontal airbags for driver and front outboard passenger; Seat-mounted side-impact airbags for driver and front outboard passenger; Head-curtain airbags for front and rear outboard seating positions; Includes front outboard Passenger Sensing System for frontal outboard passenger airbag (Always use seat belts and child restraints. Children are safer when properly secured in a rear seat in the appropriate child restraint. See the Owner's Manual for more information.)
    • Front and Rear Park Assist, Ultrasonic
    • Bed View Camera camera in the CHMSL to show a view of the cargo bed, display located in infotainment screen, includes Two Trailer Camera Provisions
    • Hitch Guidance dynamic single line to aid in truck trailer alignment for hitching
    • TRAILER CAMERA PROVISIONS AND TRAILER VIEWING SOFTWARE
    • Rear Cross Traffic Alert
    • Trailer Side Blind Zone Alert
    • Following Distance Indicator (Included and only available with (PDI) Sierra HD Pro Safety.)
    • Safety Alert Seat
    • Rear seat reminder
    • Teen Driver a configurable feature that lets you activate customizable vehicle settings associated with a key fob, to help encourage safe driving behavior. It can limit certain available vehicle features, and it prevents certain safety systems from being turned off. An in-vehicle report card gives you information on driving habits and helps you to continue to coach your new driver
    • Seat Belt Adjustable Guide Loops, front row only
    • Indicator-Seat Belt WARNING, Rear Seat (Requires Crew Cab or Double Cab model.)
    • Buckle to Drive prevents vehicle from being shifted out of Park until driver seat belt is fastened; times out after 20 seconds and encourages seat belt use (Included and only available with (PDI) Sierra HD Pro Safety)

    Detailed Specifications

    • 1-touch down
    • 1-touch up
    • Adaptive Cruise Control
    • Air conditioning
    • Auto-dimming rearview mirror
    • Automatic temperature control
    • Driver door bin
    • Driver vanity mirror
    • Front beverage holders
    • Front dual zone A/C
    • Garage door transmitter
    • Heated steering wheel
    • Illuminated entry
    • Memory seat
    • Moonroof sunshade: manual
    • Overhead console
    • Passenger door bin
    • Passenger vanity mirror
    • Power moonroof
    • Power windows
    • Proximity key: doors and push button start
    • Rear beverage holders
    • Rear door bins
    • Remote engine start
    • Remote keyless entry
    • Speed control
    • Surround View Monitor
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Dual rear wheels
    • Front anti-roll bar
    • Front tires: 235/80SR18.0E
    • Front wheel independent suspension
    • Power steering
    • Rear tires: 235/80SR18.0E
    • Speed-sensing steering
    • Tires: all-terrain
    • Wheel size: 18"
    • 1st row LCD monitors: 2
    • AM/FM radio: SiriusXM with 360L
    • Primary LCD size: 13.4"
    • Smart device integration
    • Speaker type: Bose
    • Speakers: 7
    • Steering wheel mounted audio controls
    • Wireless Phone Charger: front
    • Wireless phone connectivity
    • Front center armrest
    • Front seats: bucket
    • Genuine wood dashboard insert
    • Genuine wood door panel insert
    • Heated front seats
    • Heated rear seats
    • Leather upholstery
    • Max seating capacity: 5
    • Power 4-way driver lumbar support
    • Power 4-way passenger lumbar support
    • Power driver seat
    • Power passenger seat
    • Rear seat center armrest
    • Rear seats: split-bench
    • Rear seats Folding position: fold-up cushion
    • Seat Upholstery: leather
    • Split folding rear seat
    • Ventilated front seats
    • Block heater
    • Compressor: intercooled turbo
    • Cylinder configuration: V-8
    • Drive type: four-wheel
    • Engine liters: 6.6L
    • Engine location: front
    • Fuel tank capacity: 36.0gal.
    • Horsepower: 470hp @ 2,800RPM
    • Hybrid traction battery type: none
    • Manual-shift auto
    • Mode select transmission
    • Number of valves: 32
    • Rear locking differential
    • Recommended fuel: Diesel
    • Standard fuel economy fuel type: diesel
    • Torque: 975 lb.-ft. @ 1,600RPM
    • Transmission: 10 speed automatic
    • Variable valve control
    • Ground clearance (min): 264mm (10.4")
    • Auto-dimming door mirrors
    • Bedliner
    • Bumpers: body-color
    • Door mirrors: chrome
    • Heated door mirrors
    • Hitch Class: IV
    • Left rear passenger door: conventional
    • Power door mirrors
    • Rear cargo: tailgate
    • Rear step bumper
    • Right rear passenger: conventional
    • Skid plates
    • Tailpipe finisher: polished
    • Trailer hitch
    • Trailer sway control
    • Turn signal indicator mirrors
    • Compression ratio: 16.00 to 1
    • Curb weight: 3,740kg (8,246lbs)
    • Engine bore x stroke: 103.0mm x 99.0mm (4.06" x 3.90")
    • Engine displacement: 6.6 L
    • Engine torque: 975 lb.-ft. @ 1,600RPM
    • Exterior body width: 2,454mm (96.6")
    • Exterior height: 2,033mm (80.0")
    • Exterior length: 6,776mm (266.8")
    • Front headroom: 1,093mm (43.0")
    • Front hiproom: 1,554mm (61.2")
    • Front legroom: 1,131mm (44.5")
    • Front shoulder room: 1,677mm (66.0")
    • GVWR: 6,350kg (14,000lbs)
    • Payload: 2,593kg (5,716lbs)
    • Rear headroom: 1,019mm (40.1")
    • Rear hiproom: 1,530mm (60.2")
    • Rear legroom: 1,102mm (43.4")
    • Rear shoulder room: 1,659mm (65.3")
    • Towing capacity: 9,072kg (20,000lbs)
    • Turning radius: 8.7m (28.5')
    • Wheelbase: 4,369mm (172.0")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: warning
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: front and rear
    • Rain sensing wipers
    • Rear reading lights
    • Rear window defroster
    • Tachometer
    • Trip computer
    • Variably intermittent wipers
    • Voltmeter
    • 4 wheel disc brakes
    • ABS brakes
    • Brake assist
    • Dual front impact airbags
    • Dual front side impact airbags
    • Electronic stability
    • Forward collision: mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: warning
    • Security system
    • Traction control

    Dealer Notes

    Why BUY from Twin City Buick GMC?
    When you choose this Sterling Metallic 2025 GMC Sierra 3500HD Denali with 20,776 miles, you are not just buying a used vehicle - you are investing in quality, reliability and peace of mind. Our clientele depend on us for Transparent Pricing, Convenience and, most importantly, Customer FIRST Service!
    No Accidents!
    One Owner! What this vehicle includes:

    Preferred Equipment Group 5SA

    • SiriusXM with 360L Trial Subscription
    • Power Sliding Rear Window with Defogger
    • Power Front Windows with Passenger Express Up/down
    • Deep-Tinted Glass
    • Keyless Open and Start
    • Rear Wheelhouse Liners
    • Push Button Start
    • Remote Vehicle Starter System
    • Electric Rear-Window Defogger
    • Front Rain-Sensing Wipers
    • Spray-On Pickup Bedliner with GMC Logo
    • Floor-Mounted Center Console
    • Signature Chrome Denali Grille
    • Safety Alert Seat
    • Wireless Charging
    • Heated Driver and Front Outboard Passenger Seats
    • Heated 2nd Row Outboard Seats
    • 120-Volt Bed Mounted Power Outlet
    • 120-Volt Instrument Panel Power Outlet
    • Ventilated Driver and Front Passenger Seats
    • Manual Tilt-Wheel/telescoping Steering Column
    • 2-Speed Active Transfer Case
    • Sierra HD Pro Safety
    • Wireless Phone Projection
    • ProGrade Trailering System
    • Trailer Camera Provisions
    • LED Smoked Amber Roof Marker Lamps
    • 2 Charge/data USB Ports Inside Center Console
    • 2 USB Ports
    • 2 Charge-Only Rear USB Ports
    • Ultrasonic Front and Rear Park Assist
    • LED Cargo Area Lighting
    • Rear Cross Traffic Alert
    • Universal Home Remote
    • Steering Wheel Audio Controls
    • Trailer Side Blind Zone Alert
    • Bose Premium 7-Speaker Sound System
    • Unauthorized Entry Theft-Deterrent System
    • HD Surround Vision
    • Bed View Camera with Two Trailer Camera Provisions
    • Polished Exhaust Tip
    • X31 Off-Road Package

    Denali Reserve Package ($1,835 value)

    • Power Sunroof

    Technology Package

    • Auto-Dimming Inside Rearview Mirror with Camera
    • Multicolor 15 Diagonal Head-Up Display


    Safety and Security

    • The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
    • The vehicle is equipped with a system that senses, and then prepares, the vehicle and/or occupants, for an impending forward collision.
    • The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.
    • The vehicle constantly monitors the roadway in front of the vehicle and identifies and tracks pedestrians on an interior display. If the system determines a likely impact, it will automatically take preventative steps to avoid hitting the pedestrian.

    Technology and Telematics

    • Android Auto/Apple CarPlay smart device wireless mirroring

    DUAL REAR WHEELS, EMISSIONS, FEDERAL REQUIREMENTS, ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE, TRANSMISSION, ALLISON 10-SPEED AUTOMATIC, GVWR, 14,000 LBS. (6350 KG) WITH DUAL REAR WHEELS, REAR AXLE, 3.42 RATIO, WHEELS, 18 (45.7 CM) POLISHED FORGED ALUMINUM, TIRES, LT235/80R18 ALL-TERRAIN, BLACKWALL, TIRE, SPARE LT235/80R18 BLACKWALL ALL-TERRAIN, STERLING METALLIC, SEATS, FRONT BUCKET WITH CENTER CONSOLE, JET BLACK, FORGE PERFORATED LEATHER SEATING SURFACES, AUDIO SYSTEM, 13.4 DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM, DENALI RESERVE PACKAGE, TECHNOLOGY PACKAGE, ENGINE BLOCK HEATER, ALTERNATOR, 220 AMPS, GOOSENECK / 5TH WHEEL PREP PACKAGE, SUSPENSION PACKAGE, EXHAUST BRAKE, SUNROOF, POWER, ASSIST STEPS, POWER-RETRACTABLE, LPO, REAR WHEELHOUSE LINERS, WINTER GRILLE COVER, MULTICOLOR 15 DIAGONAL HEAD-UP DISPLAY, REAR CAMERA MIRROR Come on in to Twin City Buick GMC today at 3046 Airport Highway Alcoa TN 37701 or call to schedule a test drive!