
2025 GMC Sierra 2500HD
Mileage: 12,200 ยท Danbury, CT
$3,041 Below market
2025 GMC Sierra 2500HD Denali Ultimate Crew Cab 4WD
Danbury, CT
$82,000
$3,041 below marketย
Dealer rating
Request information
Features
Mileage
12,200
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Alpine Umber
Engine
470 hp 6.6L V8 Biodiesel
Fuel type
Biodiesel
Transmission
Automatic
Bluetooth
Finance in advance
Overview
- Make:GMC
- Model:Sierra 2500HD
- Year:2025
- Trim:Denali Ultimate
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Alpine Umber
- Mileage:12,200 mi
- Condition:Used
- VIN:1GT1UXEY3SF279573
- Stock number:A279573
Fuel economy
- Fuel tank size:35 gal
- Fuel type:Biodiesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:470 hp 6.6L V8 Biodiesel
- Horsepower:470 hp
Safety
- ABS Brakes
- Adaptive Cruise Control
- Backup Camera
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:82 in
Options
- 5th Wheel
- Alloy Wheels
- Android Auto
- Bluetooth
- CarPlay
- Heated Seats
- Leather Seats
- Navigation System
- Off Road Package
- Remote Start
- Sunroof/Moonroof
- Technology Package
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History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
1 previous owner
Vehicle has one previous owner.
Pricing
$82,000
$85,041
Avg. market price (IMV)
This car is $3,041 below market price. We compared this car with similar 2025 GMC Sierra 2500HD based on price, mileage, features, condition, dealer reputation, and other factors.
- Selling slowlyOn the market longer than average. There may be flexibility on price.
- Price decreasedPrice went down by $1,726.
Dealer

Dealer reviews
Dealer's description
Elevate your driving experience with the exceptional 2025 GMC Sierra 2500HD Denali Ultimate. This powerful and versatile truck is engineered to conquer any terrain, offering unparalleled performance and uncompromising luxury. Boasting a robust Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission, this Sierra 2500HD delivers exceptional towing and hauling capabilities. Equipped with a suite of advanced features, including: Technology Package X31 Off-Road Package Bose Premium Series 12-Speaker System Heads-Up Display Power Sunroof Wireless Charging Ventilated Front Seats Heated Rear Seats Trailer Tire Pressure Monitor Sensors In-Vehicle Trailering System App Experience unmatched comfort and convenience with the Denali Ultimate's premium leather seating, heated and ventilated front seats, and a heated steering wheel. The advanced safety features, including Automatic Emergency Braking, Forward Collision Alert, and Rear Cross Traffic Alert, provide added peace of mind on every journey. Elevate your driving experience with the exceptional 2025 GMC Sierra 2500HD Denali Ultimate. This powerful and versatile truck is engineered to conquer any terrain, offering unparalleled performance and uncompromising luxury. The Sierra 2500HD Denali Ultimate is more than just a truck it's a statement of your success and a reflection of your adventurous spirit. With its bold design, cutting-edge technology, and exceptional capabilities, this vehicle is the ultimate companion for your most demanding tasks and thrilling adventures. Whether you're hauling heavy loads, towing your prized possessions, or exploring the great outdoors, the 2025 GMC Sierra 2500HD Denali Ultimate is ready to take on the challenge. Experience the power, comfort, and innovation that set this truck apart from the rest. We invite you to visit our showroom and take the 2025 GMC Sierra 2500HD Denali Ultimate for a test drive. Discover the unrivaled performance, premium features, and exceptional craftsmanship that make this truck a true standout in its class. Let us help you find the perfect vehicle to elevate your driving experience. This vehicle is being sold as Ingersoll Certified Pre-Owned. This program gives you piece of mind. You will receive. **A Vehicle Inspection and Reconditioning Form. **A Vehicle Carfax. **90 Days or 3000 miles of Powertrain Plus Limited Coverage **A Free Maintenance event including oil change and tire rotation within the first 12mo or 12,000 miles of driving (at an Ingersoll Automotive Location). This vehicle is eligible to be upgraded to Ingersoll Certified Plus for $749. That will give you the additional benefits of 12mo or 12,000 miles of limited exclusionary coverage, 6 years or up to 100,000 miles of powertrain limited coverage (from original in-service date), courtesy transportation for covered repairs, and road side assistance. **A Vehicle Exchange Program if dissatisfied in the first 3 days or 150 miles of ownership. This is not a manufacturer sponsored program Do not hesitate, call us now at 203.730.5766 to speak with our guest friendly product consultants to schedule your test drive. Pre-Owned Vehicle Prices do not include government fees and taxes, any finance charges, $997 dealer documentation fees (Pawling Conveyance Fee capped at $175 per NY Law), any emissions testing fees or other fees. All prices, specifications and availability are subject to change without notice. The features and options listed are provided by a 3rd party organization and may not apply to this specific vehicle. Contact dealer for most current information. Not responsible for typographic errors.
Additional Information
Gooseneck/5th Wheel Prep Package,Technology Package,X31 Off-Road Package,12 Speakers,AM/FM radio: SiriusXM with 360L,Bose Premium Series 12-Speaker System,Radio: AM/FM w/Premium GMC Infotainment System,SiriusXM w/360L Trial Subscription,Steering Wheel Audio Controls,Air Conditioning,Automatic temperature control,Electric Rear-Window Defogger,Front dual zone A/C,Rear window defroster,120-Volt Bed Mounted Power Outlet,120-Volt Instrument Panel Power Outlet,Driver Memory,Heads-Up Display,Memory seat,Power driver seat,Power steering,Power windows,Push Button Start,Remote keyless entry,Remote Vehicle Starter System,Steering wheel mounted audio controls,Universal Home Remote,Manual Tilt-Wheel/Telescoping Steering Column,Off-Road Suspension,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,Power Sunroof,Pickup Box,Brake assist,Electronic Stability Control,Lane Departure Warning System,Hill Descent Control,Auto High-beam Headlights,Delay-off headlights,Front fog lights,Fully automatic headlights,Panic alarm,Security system,Unauthorized Entry Theft-Deterrent System,Speed control,2-Speed Active Transfer Case,220-Amp Alternator,Block heater,Dual Heavy-Duty 70 Amp Battery,Auto-dimming door mirrors,Bumpers: body-color,Heated door mirrors,IntelliBeam Automatic High Beam On/Off,LED Cargo Area Lighting,LED Smoked Amber Roof Marker Lamps,Power door mirrors,Rear step bumper,Rear Wheelhouse Liners,Signature Denali Ultimate Grille in Vadar Chrome,Spray-On Pickup Bedliner w/GMC Logo,Turn signal indicator mirrors,2 Charge-Only Rear USB Ports,2 Charge/Data USB Ports Inside Center Console,2 USB Ports,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,Floor-Mounted Center Console,Following Distance Indicator,Forward Collision Alert,Front Pedestrian Braking,Front reading lights,Garage door transmitter,Genuine wood dashboard insert,Genuine wood door panel insert,HD Surround Vision,Heated steering wheel,Illuminated entry,Inside Rearview Auto-Dimming Rear Camera Mirror,Leather steering wheel,Multicolor 15" Diagonal Head-Up Display,OnStar Services Capable,Outside temperature display,Overhead console,Passenger vanity mirror,Rear Cross Traffic Alert,Rear reading lights,Rear seat center armrest,Tachometer,Telescoping steering wheel,Tilt steering wheel,Trailer Cam Provisions & Trailer Viewing Software,Trailer Side Blind Zone Alert,Trip computer,Ultrasonic Front & Rear Park Assist,Voltmeter,Wireless Charging,Wireless Phone Projection,16-Way Power Driver Seat Adjuster w/Lumbar,16-Way Power Passenger Seat Adjuster w/Lumbar,Front Bucket Seats,Front Center Armrest,Full Grain Leather Seat Trim,Heated 2nd Row Outboard Seats,Heated Driver & Front Outboard Passenger Seats,Heated front seats,Heated rear seats,Power passenger seat,Safety Alert 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,Trailer Tire Pressure Monitor Sensors,Alloy wheels,Wheels: 20" Ultra-Bright Machined Aluminum,Deep-Tinted Glass,Front Rain-Sensing Wipers,Power Front Passenger Windows w/Express Up/Down,Power Sliding Rear Window w/Defogger,Rain sensing wipers,Variably intermittent wipers,3.42 Axle Ratio
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