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Hudson Buick GMC · Poughkeepsie, NY

2026 GMC Sierra 2500 HD AT4

1 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimAT4
Stock number26402
Mileage1 miles
BodyPickup
Engine6.6L 8-cyl
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
ExteriorSummit White
Towing16000

Vehicle description

Heated/Cooled Leather Seats, Nav System, Moonroof, Heated Rear Seat, 4x4, Aluminum Wheels, Hitch, LPO, OFF-ROAD HIGH CLEARANCE STEPS, AT4 PREFERRED PACKAGE. AT4 trim, Summit White exterior and Jet Black with Kalahari accents interior KEY FEATURES INCLUDE Leather Seats, 4x4, Heated Driver Seat, Heated Rear Seat, Cooled Driver Seat. GMC AT4 with Summit White exterior and Jet Black with Kalahari accents interior features a 8 Cylinder Engine with 401 HP at 5200 RPM*. OPTION PACKAGES LPO, OFF-ROAD HIGH CLEARANCE STEPS (dealer-installed), SUNROOF, POWER, AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote, (A48) rear sliding power window and (U01) Roof Marker Lamps, AUDIO SYSTEM, 13.4" DIAGONAL PREMIUM GMC INFOTAINMENT SYSTEM WITH GOOGLE BUILT IN APPS SUCH AS NAVIGATION AND VOICE ASSISTANCE includes color touch-screen, multi-touch display, AM/FM stereo, Bluetooth® streaming audio for music and most phones; featuring wireless Android Auto® and Apple CarPlay® capability for compatible phones (STD), ENGINE, 6.6L V8 with Direct Injection and Variable Valve Timing, gasoline, (401 hp [299 kW] @ 5200 rpm, 464 lb-ft of torque [629 N-m] @ 4000 rpm) (STD), TRANSMISSION, 10-SPEED AUTOMATIC (STD).

Features & options (250)

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Leather Seats
  • Wi-Fi Hotspot
  • Auto Dimming Mirror
  • Emergency Brake Assist
  • Lane Departure Warning
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Forward Collision Warning
  • Navigation System
  • Parking Assistance
  • Rear View Camera
  • Tow Hitch/Tow Package
  • Automatic Climate Control
  • Entertainment System
  • Premium Sound System
  • Wi-Fi Hotspot capable
  • May require additional optional equipment
  • SiriusXM with 360L Trial Subscription
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • Bluetooth® streaming audio for music and select phones
  • Wireless Apple CarPlay capability for compatible phones
  • Wireless Android Auto capability for compatible phones
  • Customize and manage entertainment and vehicle feature setting
  • Voice-activated technology for phone
  • Wireless phone projection
  • For Apple CarPlay and Android Auto
  • Place and receive hands-free phone calls
  • SiriusXM Trial Subscription
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • Tailgate and bed rail protection caps
  • Cab-mounted cargo area lamps
  • Activated by switch located on center switch bank
  • Illuminates the cargo bed area
  • 20" high gloss Black aluminum wheels
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • LED taillamps with LED stop lights and animation
  • Body-color rear bumper
  • With integrated CornerSteps
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • Cargo tie-downs
  • 12-fixed rated at 500 lbs. per corner
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • Body-color door handles
  • Side Bed Step
  • Black textured step pads help provide secure footing
  • LED fog lamps
  • Black beltline moldings
  • 20" LT275/65R20 all-terrain, blackwall tires
  • Rear wheelhouse liners
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • High gloss Black mirror caps
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • GMC MultiPro Tailgate
  • Hitch area lighting
  • Power lock and release
  • Rainsense automatic wipers
  • Grille (Gloss Black header and grille insert bars with Black Chrome accents.)
  • Spray-on bedliner
  • Includes GMC logo on all trims except PRO
  • Tailgate with EZ Lift assist, power lock & release
  • Body-color front bumper
  • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
  • Chrome mirror caps
  • AT4 and AT4X features high gloss Black mirror caps
  • Power folding/extending
  • Lower convex mirrors
  • Heated upper glass
  • Integrated turn signal indicators
  • Puddle lamps
  • Perimeter lighting
  • Auxiliary lighting
  • Extends 3.31-inches
  • IntelliBeam
  • Off-Road High Clearance Steps
  • Textured step pads help provide secure footing
  • Power sunroof
  • Retracts into the roof
  • Offers tilt and slide features with express-open and -close
  • Summit White
  • Front license plate bracket
  • Smoked Amber LED roof marker lamps
  • Roof-mounted lamps near the front of the cab
  • Rear Seat Reminder
  • 12.3" diagonal color Driver Information Center
  • High definition display provides crisp, premium appearance
  • USB ports
  • (2) Data/charge ports located inside center console
  • Keyless Open and Start
  • Lockout protection helps you avoid locking keys in the vehicle
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Outside temperature display
  • Located in infotainment display
  • 120-volt power outlet
  • 3-prong auxiliary household-style outlet
  • Located on the instrument panel
  • 120-volt box-mounted power outlet
  • Located in the pickup bed
  • Power door locks
  • Ventilated driver and front passenger seats
  • Individually controlled
  • Cooling feature includes both seatbacks and cushions
  • Steering-wheel mounted controls
  • Manual tilt and telescoping steering column
  • Rear window defogger
  • Power windows with rear express-down
  • Premium rear floor liners with removable carpet insert
  • Premium front floor liners with removable carpet insert
  • Seat trim, Perforated front Leather
  • You can always override the feature and take control
  • Front center console
  • Front bucket seats
  • 10-way power front passenger seat
  • Includes 8-way power front passenger seat
  • Includes a 2-way power lumbar control
  • Heated driver and front outboard passenger seats
  • Up-level rear seat with storage package
  • 60/40 Full-length folding bench seat
  • Seatback storage on left and right side
  • Center fold out armrest with 2 cupholders
  • Underseat storage (full cab width)
  • 10-way power driver seat with power lumbar
  • Includes 8-way power driver seat
  • (2) First row, located on console
  • Wrapped steering wheel
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • Carpeted floor covering
  • Color-keyed to match the interior
  • Compass
  • Located in instrument cluster
  • Driver memory
  • Inside rearview auto-dimming mirror
  • Power windows with driver and front passenger express-up/down
  • If obstruction is detected, the anti-pinch feature will auto-reverse
  • Assist handles
  • Front A-pillar mounted for Driver and Passenger
  • Rear B-pillar mounted
  • (2) Charge ports located on rear of console
  • Heated rear outboard seats
  • Passengers can manage heat settings with their own controls
  • Wireless Charging
  • Uses induction technology for select portable electronic devices
  • Convenient charging location
  • Power windows with driver express-up/down
  • Universal Home Remote
  • 3-channel programmable
  • Jet Black with Kalahari accents, Perforated Front Leather seat trim
  • Power sliding rear window with rear defogger
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • 4-wheel antilock disc brakes
  • 170-amp alternator
  • Heavy-Duty Air Filter
  • Automatic locking rear differential
  • Red vertical recovery hooks
  • Two front frame-mounted
  • 10,850 lbs. GVWR
  • Autotrac 2-speed transfer case with push button controls
  • 4-button control 2WD, Auto, 4WD, 4WD LO
  • 2WD High for most on-road and highway situations
  • Automatically engages 4WD until traction is regained
  • Brake pad wear indicator
  • Heavy-duty 720 cold-cranking amps battery
  • 80 Amp-hr
  • Maintenance-free with rundown protection and retained accessory power
  • Fully boxed frame
  • Hydroformed front section
  • High-strength steel
  • Off-Road suspension
  • In-Vehicle Trailering App
  • Checklist
  • Trailer maintenance reminders
  • Trailer security alerts
  • Trailer mileage
  • Tow/haul reminder
  • Trailer electrical diagnostics
  • Digital Variable Steering Assist
  • Skid plates
  • Help protect the front underbody, oil pan and transfer case
  • Hill Descent Control
  • Uses antilock braking to help provide a smooth, controlled descent
  • Activates by pushing a button below the instrument panel
  • Four wheel drive
  • AT4 Preferred Package
  • Rear sliding power window
  • LED roof marker lamps
  • AT4 Preferred Equipment Group includes standard equipment
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • HD Surround Vision
  • Can help you park or avoid vehicles and objects
  • Trailering camera provisions
  • Includes connector for accessory wiring harness
  • Safety Alert Seat
  • You can also switch to beeping crash avoidance alerts
  • Trailer Side Blind Zone Alert
  • Hitch View
  • Shows a close-up view of the trailer hitch
  • Rear Cross Traffic Alert
  • Hitch Guidance
  • Can help you line up the hitch to your trailer
  • OnStar services capable
  • Teen Driver
  • Following Distance Indicator
  • Designed to help you maintain a safe following distance
  • 6 airbags
  • Dual-stage frontal airbags for driver and front outboard passenger
  • Head-curtain airbags for outboard seating positions
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Rear Seat Belt Indicator
  • Front and Rear Park Assist
  • These can help you park and avoid collisions
  • Trailering Information Label
  • Buckle to Drive
  • OnStar Basics
  • Drive confidently with core OnStar services including
  • Remote commands
  • Built-in voice assistance
  • Real-time traffic and navigation
  • Automatic Crash Response to help if you're in need
  • Forward Collision Alert
  • Seat Belt Adjustable Guide Loops
  • Front row only
  • Bed View Camera
  • Includes 2 Trailer Camera Provisions
  • Front Pedestrian Braking
  • Limited nighttime and low visibility performance
  • Automatic Emergency Braking
  • Works at speeds between 5 and 50 mph
  • DriveType: Four Wheel Drive
  • Fuel System: Direct Injection
  • Fuel Tank Capacity: 36 gal
  • Fuel Type: Gasoline Fuel
  • Horse Power: 401

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · within 100 miles of Poughkeepsie, New York
Asking price$77,865Dealer asking price · 1 mi
Market value$78,079Market value · based on 25 comparable cars
vs. market Fair price-0.3%Fair price · based on 25 comparable cars

Where this price sits

In the typical middle range · 52% of 25 similar listings ask more than this car.

$73,220lowest$86,884highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-0.3%
−25%Market value+25%
Fair price$214 below the market value of $78,079

Price range

$77,865
$73,220$86,884
13th lowest price of 26 similar listings within 100 milesTick marks the market value · range of 25 similar listings

AutosXchange Insights

  • Compared with 25 new 2026 GMC Sierra 2500 AT4 listings within 100 mi.
  • Priced $214 below the market value of 25 comparable cars.
  • 13th lowest price of 26 similar listings within 100 miles.
  • About 1 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 26402 — mention it when you call or text.

How we calculate market value: comparable cars for sale now plus their last listed prices.

Price history

Price tracked by AutosXchange since Nov 9, 2026. No price change at this dealership since Nov 9 ($77,865).0 price changes at this dealership: $77,865 → $77,865.

$77.6k$77.7k$77.8k$77.9k$78.0k$78.1kNov 9Nov 10Nov 10

AutosXchange Intel Hub: Price changes for this model in New York · This model in the Intel Hub · Market movers in New York

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 10); earlier listings at other dealerships are shown by state only. Source: AutosXchange Intel Hub, autos-xchange.com/market.

Cars this price is compared to

Same 2026 Sierra 2500 AT4 · new · within 100 miles of Poughkeepsie, New York. Showing the 12 nearest of 25 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Poughkeepsie

All years and trims. Nearest first.