Bill Dodge Buick - GMC · Westbrook, ME

2026 GMC Sierra 2500 HD AT4

364 miles · truck

1 / 30 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 2500 HD

TrimAT4

VIN1GT4UPE73TF348610

Stock number6GM75034S

Mileage364 miles

BodyPickup

Engine6.6L 8-cyl

Cylinders8

Displacement6.6L

TransmissionAutomatic

Drivetrain4WD

FuelGasoline

ExteriorVolcanic Red Tintcoat

Towing16000

Vehicle description

This GMC Sierra 2500HD delivers a Gas V8 6.6L/ engine powering this Automatic transmission. WINDOW, POWER, REAR SLIDING WITH REAR DEFOGGER, WHEELS, 20" (50.8 CM) HIGH GLOSS BLACK ALUMINUM WHEELS 8 spokes (STD), VOLCANIC RED TINTCOAT.* This GMC Sierra 2500HD Features the Following Options *SNOW PLOW PREP/CAMPER PACKAGE includes (KW5) 220-amp alternator, includes increased front GAWR on Heavy Duty models, (NZZ) skid plates (transfer case and oil pan), pass through dash grommet hole and roof emergency light provisions. Contact GM Upfitter Integration at www.gmupfitter.com for plow installation details and assistance. Note: if ordered for Camper usage, recommend ordering (UY2) Trailering wiring provisions, LPO, BLACK BADGING PACKAGE includes (SFZ) Black GMC emblems, LPO, and (RIK) Black Sierra Nameplates, LPO, (dealer-installed)., AT4 PREFERRED PACKAGE includes (UG1) Universal Home Remote, (A48) rear sliding power window and (U01) Roof Marker Lamps , UNIVERSAL HOME REMOTE, TRANSMISSION, 10-SPEED AUTOMATIC (STD), TIRES, LT275/65R20 ALL-TERRAIN, BLACKWALL (STD), SUNROOF, POWER, SEATS, FRONT BUCKET with center console (STD), REAR AXLE, 3.73 RATIO, LPO, OFF-ROAD HIGH CLEARANCE STEPS (dealer-installed).

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
Sunroof/Moonroof
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
Volcanic Red Tintcoat
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
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
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
Integrated trailer brake controller
Integrated with the antilock brake system (ABS)
4-wheel antilock disc brakes
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
Dual, 220 amp primary and 170 auxiliary amp alternators
Auxiliary 700 cold-cranking amps battery
Helps boost cold-weather starting power
AT4 Preferred Package
Rear sliding power window
LED roof marker lamps
AT4 Preferred Equipment Group includes standard equipment
Snow Plow Prep / Camper Package
Power feed to accommodate a backup and roof emergency light
A single 220-amp alternator
Heavy-duty front springs
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

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 250 miles of Westbrook, Maine

Asking price$77,264Dealer asking price · 364 mi

Market value$71,522Market value · based on 9 comparable cars

vs. market High price+8.0%High price · based on 9 comparable cars

Where this price sits

Among the highest-priced · 11% of 9 similar listings ask more than this car.

Market value $71,522

This car$77,264

$63,493lowest$77,699highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

High price$5,742 above the market value of $71,522

Price range

$63,493$77,699

9th lowest price of 10 similar listings within 250 milesTick marks the market value · range of 9 similar listings

AutosXchange Insights

Compared with 9 used 2025–2026 GMC Sierra 2500 AT4 listings within 250 mi.
Priced $5,742 above the market value of 9 comparable cars — compare options, condition and history.
9th lowest price of 10 similar listings within 250 miles.
Has about 15,000 fewer miles than similar listings.
About 364 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # 6GM75034S — 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 11, 2026. No price change at this dealership since Nov 11 ($77,264).

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); 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 2025–2026 Sierra 2500 AT4 · used · any miles · within 250 miles of Westbrook, Maine. All 9 comparable cars for sale, nearest first.

2026 GMC Sierra 2500 HD AT4 for sale at Bill Dodge Buick - GMC in Westbrook, ME

Fair price

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