
2026 GMC Sierra 2500HD
Mileage: 27 · Mystic, CT
2026 GMC Sierra 2500HD SLT Crew Cab 4WD
Mystic, CT
$78,733
MSRP
Dealer rating
Request information
Features
Mileage
27
Drivetrain
Four-Wheel Drive
Exterior color
Summit White
Interior color
Dark Walnut/Slate, Perforated Leather-Appointed Fr
Engine
470 hp 6.6L V8 Biodiesel
Fuel type
Biodiesel
Transmission
Automatic
Backup camera
Finance in advance
Overview
- Make:GMC
- Model:Sierra 2500HD
- Year:2026
- Trim:SLT
- Body type:Pickup Truck
- Exterior color:Summit White
- Interior color:Dark Walnut/Slate, Perforated Leather-Appointed Fr
- Mileage:27 mi
- Condition:New
- VIN:1GT4UNEY2TF105402
- Stock number:4096
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
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing

Selling slowly
Price decreased
187 days at this dealership
Dealer

Dealer reviews
Dealer's description
The 2026 GMC Sierra2500 is an absolute powerhouse built for drivers who demand strength, durability, and modern convenience all in one. Its muscular build and commanding road presence are matched by a torquerich engine that tackles towing and hauling with authorityyet it never feels like youre sacrificing control. Inside, the cab is surprisingly refined, with generous space, premium materials, and tech that feels intuitive rather than just tacked on. Whether you're working sites or pulling heavy loads on weekend projects, the Sierra2500 delivers reliability and performance with a touch of luxury, making every drive feel purposeful and rewarding.APPLE CARPLAY CAPABILITY, ANDROID AUTO CAPABILITY, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2-Speed Active Transfer Case, 6-Speaker Audio System Feature, Adaptive Cruise Control, All-Weather Floor Liners (LPO), Bed View Camera w/2 Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Chrome Surround Grille w/Chrome Insert Bars, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front Bucket Seats, Front Rain-Sensing Wipers, Gooseneck/5th Wheel Prep Package, HD Rear Vision Camera Delete, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver & Front Outboard Passenger Seats, Hill Descent Control, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Max Trailering Package, Off-Road Suspension, OnStar Services Capable, Power Front Passenger Windows w/Express Up/Down, Power Sliding Rear Window w/Defogger, Preferred Equipment Group 4SA, Push Button Start, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Sierra HD Pro Safety Plus Package, SiriusXM w/360L Trial Subscription, SLT Convenience Package, SLT Preferred Package, Spray-On Pickup Bedliner w/GMC Logo, Steering Wheel Audio Controls, Suspension Package, Trailer Cam Provisions & Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front & Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver & Front Passenger Seats, Wheels: 20 Bright Face w/Dark Painted Pockets, Wireless Charging, Wireless Phone Projection, X31 Off-Road & Protection Package, X31 Off-Road Package.Summit White 2026 GMC Sierra 2500HD SLT 4D Crew Cab 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel
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