Used 2025 GMCSierra 2500 HD Denali Ultimate Truck Crew Cab

  • Diesel
    Exterior Color
    Downpour
    Interior Color
    Alpine Umber
    Odometer
    37,747 miles
    Body/Seating
    Truck Crew Cab/5 seats
    Seats
    5 seats
    Transmission
    10-Speed Automatic
    Drivetrain
    4x4
    Engine
    V-8 cyl
    VIN
    1GT4UXEY0SF259875
    Stock Number
    15383A
    GMC Sierra 2500 HD
    • Show Me the CARFAX 1-Owner Badge

    Highlighted Features

    • Lane departure
    • Leather upholstery
    • Automatic temperature control
    • Emergency communication system
    • 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

    Included Packages & Accessories

    • Gooseneck/5th Wheel Prep Package
    • Hitch Package (LPO)
    • 12 Speakers
    • AM/FM radio: SiriusXM with 360L
    • Radio: AM/FM w/Premium GMC Infotainment System
    • SiriusXM w/360L Trial Subscription
    • Air Conditioning
    • Automatic temperature control
    • Front dual zone A/C
    • Rear window defroster
    • Heads-Up Display
    • Memory seat
    • Power driver seat
    • Power steering
    • Power windows
    • Remote keyless entry
    • Steering wheel mounted audio controls
    • Speed-sensing steering
    • Traction control
    • 4-Wheel Disc Brakes
    • ABS brakes
    • Dual front impact airbags
    • Dual front side impact airbags
    • Emergency communication system: OnStar
    • Front anti-roll bar
    • Front wheel independent suspension
    • Keyless Open & Start
    • Low tire pressure warning
    • Occupant sensing airbag
    • Overhead airbag
    • Power moonroof
    • Pickup Box
    • Brake assist
    • Electronic Stability Control
    • Lane Departure Warning System
    • Auto High-beam Headlights
    • Delay-off headlights
    • Front fog lights
    • Fully automatic headlights
    • Panic alarm
    • Security system
    • Speed control
    • 220-Amp Alternator
    • Block heater
    • Dual Heavy-Duty 70 Amp Battery
    • Auto-dimming door mirrors
    • Bumpers: body-color
    • Front License Plate Kit
    • GMC MultiPro Tailgate Step Lights (LPO)
    • Heated door mirrors
    • IntelliBeam Automatic High Beam On/Off
    • Power door mirrors
    • Rear step bumper
    • Spray-On Pickup Bedliner w/GMC Logo
    • Turn signal indicator mirrors
    • All-Weather Floor Liners (LPO)
    • Apple CarPlay/Android Auto
    • Auto-dimming Rear-View mirror
    • Automatic Emergency Braking
    • Bed View Camera w/2 Trailer Camera Provisions
    • Buckle to Drive
    • Compass
    • Driver door bin
    • Driver vanity mirror
    • Following Distance Indicator
    • Forward Collision Alert
    • Front Pedestrian Braking
    • Front reading lights
    • Garage door transmitter
    • Genuine wood dashboard insert
    • Genuine wood door panel insert
    • Heated steering wheel
    • Illuminated entry
    • Inside Rearview Auto-Dimming Rear Camera Mirror
    • Leather steering wheel
    • Outside temperature display
    • Overhead console
    • Passenger vanity mirror
    • Rear reading lights
    • Rear seat center armrest
    • Tachometer
    • Telescoping steering wheel
    • Tilt steering wheel
    • Trailer Cam Provisions & Trailer Viewing Software
    • Trip computer
    • Ultrasonic Front & Rear Park Assist
    • Voltmeter
    • 16-Way Power Driver Seat Adjuster w/Lumbar
    • 16-Way Power Passenger Seat Adjuster w/Lumbar
    • Front Center Armrest
    • Full Grain Leather Seat Trim
    • Heated Driver & Front Outboard Passenger Seats
    • Heated front seats
    • Heated rear seats
    • Power passenger seat
    • Split folding rear seat
    • Ventilated Driver & Front Passenger Seats
    • Ventilated front seats
    • Passenger door bin
    • Hitch Guidance w/Hitch View
    • In-Vehicle Trailering System App
    • Alloy wheels
    • Wheels: 20" Ultra-Bright Machined Aluminum
    • Wheels: 22" Gloss Black Aluminum (LPO)
    • Wheels: 22" Painted Black Transit Steel
    • Power Front Passenger Windows w/Express Up/Down
    • Power Sliding Rear Window w/Defogger
    • Rain sensing wipers
    • Variably intermittent wipers
    • 3.42 Axle Ratio
    • Preferred Equipment Group 5SB
    • Technology Package
    • X31 Off-Road Package
    • Bose Premium Series 12-Speaker System
    • Steering Wheel Audio Controls
    • Electric Rear-Window Defogger
    • 120-Volt Bed Mounted Power Outlet
    • 120-Volt Instrument Panel Power Outlet
    • Driver Memory
    • Push Button Start
    • Remote Vehicle Starter System
    • Universal Home Remote
    • Manual Tilt-Wheel/Telescoping Steering Column
    • Off-Road Suspension
    • Power Sunroof
    • Hill Descent Control
    • Unauthorized Entry Theft-Deterrent System
    • 2-Speed Active Transfer Case
    • LED Cargo Area Lighting
    • LED Smoked Amber Roof Marker Lamps
    • Rear Wheelhouse Liners
    • Signature Denali Ultimate Grille in Vadar Chrome
    • 2 Charge-Only Rear USB Ports
    • 2 Charge/Data USB Ports Inside Center Console
    • 2 USB Ports
    • Floor-Mounted Center Console
    • HD Surround Vision
    • Multicolor 15" Diagonal Head-Up Display
    • OnStar Services Capable
    • Rear Cross Traffic Alert
    • Trailer Side Blind Zone Alert
    • Wireless Charging
    • Wireless Phone Projection
    • Front Bucket Seats
    • Heated 2nd Row Outboard Seats
    • Safety Alert Seat
    • Trailer Tire Pressure Monitor Sensors
    • Deep-Tinted Glass
    • Front Rain-Sensing Wipers

    Included Packages & Options

    Included Options
    • Gooseneck/5th Wheel Prep Package$545

    Standard 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
    • Emergency communication system: OnStar
    • 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: HD Surround Vision w/Hitch View yes
    • Telescoping steering wheel
    • Tilt steering wheel
    • Alloy wheels
    • Front anti-roll bar
    • Front wheel independent suspension
    • Power steering
    • Single rear wheels
    • Speed-sensing steering
    • Tires: all-terrain
    • 1st row LCD monitors: 2
    • Primary LCD size: 13.4"
    • Smart device integration: Apple CarPlay/Android Auto
    • Speaker type: brand
    • Speakers: 12
    • Steering wheel mounted audio controls
    • Turn-by-turn navigation directions: OnStar Turn-by-Turn Navigation
    • Wireless Phone Charger: front
    • Wireless phone connectivity: Bluetooth
    • Front center armrest
    • Front seats: bucket
    • Genuine wood dashboard insert
    • Genuine wood door panel insert
    • Heated front seats
    • Heated rear seats
    • Leather steering wheel
    • 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
    • Ground clearance (min): 257mm (10.1")
    • 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
    • Trailer hitch
    • Trailer sway control
    • Turn signal indicator mirrors
    • Compression ratio: 16.00 to 1
    • Curb weight: 3,748kg (8,264lbs)
    • 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: 2,079mm (81.8")
    • Exterior height: 2,027mm (79.8")
    • Exterior length: 6,369mm (250.8")
    • 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")
    • Payload: 1,383kg (3,048lbs)
    • 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: 8.0m (26.3')
    • Wheelbase: 4,039mm (159.0")
    • Appearance: digital/analog
    • Auto high-beam headlights
    • Blind spot: Trailer Side Blind Zone Alert warning
    • Compass
    • Configurable
    • Delay-off headlights
    • Exterior parking camera cargo
    • Exterior parking camera front
    • Exterior parking camera left
    • Exterior parking camera rear: HD Rear Vision Camera w/Hitch View yes
    • Exterior parking camera right
    • Front fog lights
    • Front reading lights
    • Fully automatic headlights
    • Heads up display
    • Lane departure: Lane Departure Warning warning
    • Low tire pressure warning
    • Oil pressure gauge
    • Outside temperature display
    • Parking sensors: UltraSonic 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: Forward Collision Alert with Automatic Braking mitigation
    • Front pedestrian detection: prevention
    • Ignition disable
    • Occupant sensing airbag
    • Overhead airbag
    • Panic alarm
    • Perimeter/approach lights
    • Rear collision: Rear Cross-Traffic Alert warning
    • Security system
    • Traction control

    Standard Features

    • Technology Package
    • Safety Alert Seat
    • Rear Cross Traffic Alert
    • Trailer Side Blind Zone Alert
    • Wireless Phone Projection
    • Bose Premium Series 12-Speaker System
    • Floor-Mounted Center Console
    • Electric Rear-Window Defogger
    • Push Button Start
    • Remote Vehicle Starter System
    • OnStar Services Capable
    • 120-Volt Instrument Panel Power Outlet
    • 120-Volt Bed Mounted Power Outlet
    • 2 Charge-Only Rear USB Ports
    • 2 USB Ports
    • 2 Charge/Data USB Ports Inside Center Console
    • HD Surround Vision
    • Heated 2nd Row Outboard Seats
    • Deep-Tinted Glass
    • Signature Denali Ultimate Grille in Vadar Chrome
    • Steering Wheel Audio Controls
    • LED Smoked Amber Roof Marker Lamps
    • LED Cargo Area Lighting
    • Manual Tilt-Wheel/Telescoping Steering Column
    • Power Sunroof
    • Unauthorized Entry Theft-Deterrent System
    • Universal Home Remote
    • Wireless Charging
    • Rear Wheelhouse Liners
    • Front Rain-Sensing Wipers
    • X31 Off-Road Package
    • Trailer Tire Pressure Monitor Sensors
    • 2-Speed Active Transfer Case
    • Driver Memory
    • Hill Descent Control
    • Off-Road Suspension
    • Multicolor 15" Diagonal Head-Up Display

    Dealer Notes

    This 2025 GMC Sierra 2500HD Denali Ultimate delivers premium capability and refinement for those who demand the best from their heavy-duty truck.

    - Duramax 6.6L V8 Turbodiesel engine with 10-speed automatic transmission and 4WD
    - GMC MultiPro Tailgate Step Lights for enhanced visibility and safety
    - 22" Gloss Black Aluminum wheels with all-terrain tires
    - Gooseneck and 5th wheel prep package for trailering versatility
    - Hitch package with gooseneck ball and chain tiedown kit
    - All-weather floor liners for first and second rows
    - Spray-on pickup bed liner with GMC logo
    - Bose Premium Series 12-speaker audio system with SiriusXM 360L
    - Apple CarPlay and Android Auto integration
    - Multicolor 15" head-up display
    - 16-way power driver and passenger seats with lumbar support
    - Full grain leather seat trim with heated and ventilated front seats
    - Heated rear outboard seats
    - HD Surround Vision and bed view camera with trailer provisions
    - Signature Denali Ultimate grille in Vadar Chrome

    The truck's blue exterior presents a striking appearance enhanced by the dealer-installed premium wheel package and carefully selected trim details. The Duramax turbodiesel engine paired with the 10-speed automatic transmission provides the performance necessary for demanding work and towing applications. The 4WD system with 2-speed active transfer case and off-road suspension ensures capability across varied terrain.

    Inside, the Denali Ultimate cabin reflects meticulous attention to comfort and technology. Full grain leather, genuine wood dashboard and door panel inserts, and a heated steering wheel create an upscale environment. The 16-way adjustable power seats with lumbar support accommodate long drives, while the ventilated front seats and heated rear outboard seats adjust to changing conditions. Wireless phone projection and charging keep your devices connected throughout the day.

    Safety and convenience technology are comprehensively integrated. Automatic emergency braking, forward collision alert, and lane departure warning help protect occupants. The ultrasonic front and rear park assist system combined with the HD Surround Vision provides awareness when maneuvering in tight spaces. Trailer-specific features including the hitch guidance system, in-vehicle trailering app, and trailer tire pressure monitor sensors demonstrate GMC's commitment to trailering excellence.

    For those who frequently tow, the gooseneck and 5th wheel prep package offers serious capability. The hitch platform accepts either configuration, stamped bed holes with removable caps are installed, and the bed-mounted 7-pin trailer harness connects easily. This foundation supports ambitious towing plans without compromise.

    The truck's practical features enhance daily utility. The spray-on bed liner with GMC logo protects your cargo area, while the all-weather floor liners preserve the cabin's appearance. The power rear window with defogger adds flexibility for ventilation and bed access. A 120-volt outlet in the bed and instrument panel power outlet provide convenient charging for tools and equipment.

    This 2025 GMC Sierra 2500HD Denali Ultimate represents a significant investment in capability, comfort, and reliability. We welcome the opportunity to discuss how this truck meets your specific needs and to arrange a test drive at your earliest convenience.

    KBB.com Consumer Reviews

    Kelley Blue Book - KBB.com
    Overall0.0Out of 5

      * 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.

      Disclaimer: While we make every effort to ensure the data listed here is correct, there may be instances where some of the options or vehicle features may be listed incorrectly, as we get data from multiple data sources. PLEASE MAKE SURE to confirm the details of this vehicle (such as what factory rebates you may or may not qualify for) with the dealer to ensure its accuracy. All prices are with $2,500 cash down or trade equity included.
      *ALL prices, new and used, are with $2,500 cash down or trade equity included.