Used 2026 GMC Sierra 3500HD Denali
- Truck
- Pickup
- Crew Cab
- Luxury
- Condition
- Used
- Mileage
- 182miles
- Aggregate Ratings
- 44 out of 5 stars
- Generation
- 4(2020 - 2026)
- Drivetrain
- 4X4
- Transmission
- 10-Speed Shiftable Automatic
- Exterior Color
- Onyx Black (Black)Factory Paint Code:GBA
- Interior Color
- Jet Black (Black)Factory Paint Code:H2X
- Size Segment
- Heavy Duty
- Doors
- 4
- Max Seating
- 5
- Final Assembly Point
- Flint, Michigan
- VIN
- 1GT4UWEY7TF179873
Engine6.6L V8 Bio Diesel 470hp
- Fuel Type:Bio Diesel
- Max Horsepower:470 hp @ 2800 rpm
- Max Torque:975 ft.lbf @ 1600 rpm
- Brand:Duramax
- Displacement:6.6liters
- Block Type:V
- Cylinders:8
- Aspiration:Turbo
- Fuel Induction:Common Rail Direct Injection
- Oil Capacity:9.5liters
- Cam Type:OHV
- Stroke:3.9
- Bore:4.06
- Valves:32
Message from the seller
You know that feeling when someone orders a brand-new Denali… and then barely drives it?
That’s this truck.
New arrival — one owner 2026 GMC Sierra Denali with under 1,000 miles. Practically untouched. And it includes Warranty Protection for Life and Oil Changes for Life, so the ownership experience is just as strong as the truck itself.
Under the hood sits the Duramax 6.6L V8 Turbo Diesel, paired with a 2-speed active electronic Autotrac transfer case and full trailering capability. It’s built to pull serious weight — gooseneck, fifth wheel, equipment trailers — while still driving like a premium SUV inside.
Performance & Capability:
• Duramax 6.6L V8 Turbo Diesel
• 2-Speed Active Electronic Autotrac Transfer Case
• Auto-Locking Rear Differential
• Trailer Brake Controller
• Trailering Package w/ Hitch Guidance & Hitch View
• In-Vehicle Trailering App
• Digital Variable Steering
• Stabilitrak w/ Trailer Sway Control & Hill Start Assist
Denali Reserve Package:
• Power Sunroof
• Rear Camera Mirror
• 15'' Multi-Color Head-Up Display
Technology & Connectivity:
• 13.4'' GMC Premium Infotainment System
• Google Built-In w/ Navigation Capability
• Wireless Apple CarPlay & Wireless Android Auto
• 12.3'' Reconfigurable Digital Driver Display
• OnStar Basics (Up to 8 Years)
• SiriusXM Audio w/ Trial
• Wireless Charging
• 120V AC Power Outlets (Cab & Bed)
Interior Comfort:
• Heated & Ventilated Front Seats
• Heated Second Row Outboard Seats
• Heated Wrapped Steering Wheel
• 12-Way Power Driver Seat
• Driver Seat & Mirror Memory
• Dual-Zone Automatic Climate Control
• Power Sliding Rear Window
• Universal Home Remote
• Bose Premium Sound System
• Bed View Camera
Exterior Presence:
• 20'' Ultra Bright Machined Aluminum Wheels
• Chrome Assist Steps
• Spray-On Bed Liner
• GMC MultiPro Tailgate
• Animated LED Projector Headlamps
• LED Fog Lamps
• LED Cargo Bed Lighting
• Power Folding / Extending Heated Mirrors
• Rain-Sensing Wipers
Sierra HD Pro Safety:
• Trailer Side Blind Zone Alert
• Rear Cross Traffic Alert
• Driver Safety Alert Seat
• HD Surround Vision
• Front & Rear Park Assist
• Automatic Emergency Braking
• Forward Collision Alert
• Front Pedestrian Braking
• Lane Departure Warning
• Following Distance Indicator
• IntelliBeam Auto High Beams
This is heavy-duty strength with Denali refinement — capable of serious work, but quiet, comfortable, and fully loaded inside.
Under 1,000 miles. One owner. Fully equipped. Protected for the long haul.
Sunset Chevrolet, 603 Harrison St in Tiny Overhead Sumner, part of the Sunset Auto Family.
The exclusive home of Warranty Protection for Life — a limited Powertrain Warranty that’s honored at any ASE-certified repair facility in the U.S. and Canada. Available on all qualifying new and pre-owned vehicles for as long as you own it.