
2025 GMC Sierra 3500HD Denali Truck
- Used
- Diesel
The overview
- Exterior Color
- White Frost Tricoat
- Interior Color
- Jet Black
- Odometer
- 32,794 miles
- Body/Seating
- Truck/5 seats
- Transmission
- 10-Speed Automatic
- Drivetrain
- 4WD
- Engine
- Duramax 6.6L V8 Turbodiesel
- Stock Number
- U6274
- Year
- 2025
The highlights
- Lane departure
- Leather upholstery
- Automatic temperature control
- 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
- Auto high-beam headlights
- Rain sensing wipers
The full 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
- Overhead console
- Passenger door bin
- Passenger vanity mirror
- 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
- Front anti-roll bar
- Front tires: 275/65SR20.0E
- Front wheel independent suspension
- Power steering
- Rear tires: 275/65SR20.0E
- Single rear wheels
- Speed-sensing steering
- Tires: all-terrain
- Wheel size: 20"
- 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
- Cylinder configuration: V-8
- Drive type: four-wheel
- Engine liters: 6.6L
- Engine location: front
- Fuel tank capacity: 36.0gal.
- Hybrid traction battery type: none
- Manual-shift auto
- Mode select transmission
- Rear locking differential
- Transmission: 10 speed automatic
- Variable valve control
- Ground clearance (min): 283mm (11.1")
- 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
- Engine displacement: 6.6 L
- Exterior body width: 2,079mm (81.8")
- Exterior height: 2,049mm (80.7")
- 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")
- 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")
- 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
- 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
Notes from the dealer
This 2025 GMC Sierra 3500HD Denali Reserve Package represents serious capability wrapped in premium refinement. Built with the legendary Duramax 6.6L V8 Turbodiesel engine and 4WD, this truck is engineered to handle demanding work while delivering the comfort and technology you expect in a Denali Reserve model.
- Duramax 6.6L V8 Turbodiesel with 470 hp and 975 lb-ft of torque
- Gooseneck/5th Wheel Prep Package with hitch platform
- Denali Reserve Package with Technology Package and power sunroof
- 18" Polished Forged Aluminum Wheels
- Leather seats with heated front and rear outboard seating
- Ventilated driver and front passenger seats
- Apple CarPlay and Android Auto with wireless phone projection
- Navigation system with 15" diagonal head-up display
- Multicolor head-up display with trailer camera provisions
- HD Surround Vision with bed view camera and rear cross traffic alert
- Bose Premium 7-Speaker Sound System with SiriusXM
- Remote start, keyless open and start, and wireless charging
- Heated steering wheel and electric rear window defogger
The Sierra 3500HD is purpose-built for those who demand more from their truck. The Duramax diesel engine delivers exceptional torque for towing and hauling, while the 10-speed automatic transmission ensures smooth power delivery in any condition. The gooseneck and 5th wheel prep package gives you the foundation for serious towing setup, complete with bed-mounted 7-pin trailer harness and hitch platform.
Step inside the Denali Reserve cab and you're welcomed by genuine wood dashboard and door panel inserts, premium forge perforated leather seating, and extensive creature comforts. The heated and ventilated front seats adjust in 12 ways with lumbar support, while rear outboard passengers enjoy heated seating as well. Climate control is automatic and zoned for the front, ensuring everyone stays comfortable.
Technology is seamlessly integrated throughout this truck. The advanced infotainment system supports both Apple CarPlay and Android Auto for smartphone integration, while satellite radio connectivity keeps you entertained during long hauls. The multicolor head-up display keeps critical information in your line of sight, and the surround vision system with multiple cameras makes parking and maneuvering easier. Wireless charging for your devices and multiple USB ports throughout the cabin keep you connected.
Safety features are comprehensive and designed to protect you and your passengers. Automatic emergency braking, forward collision alert, lane departure warning, and blind spot monitoring work together to provide confidence on the road. The trailer side blind zone alert and hitch guidance with hitch view take the stress out of towing operations.
This truck is equipped to work or play, with the luxury to make every mile enjoyable. The white frost tricoat exterior gleams in any light, while the signature chrome Denali grille and polished exhaust tip announce your presence with authority. Premium floor liners protect the cabin, and the spray-on bedliner with GMC logo guards the cargo area.
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* The advertised price does not include sales tax, vehicle registration fees, other fees required by law, finance charges and any documentation charges. A negotiable administration fee, up to $115, may be added to the price of the vehicle.
* Images, prices, and options shown, including vehicle color, trim, options, pricing and other specifications are subject to availability, incentive offerings, current pricing and credit worthiness.