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Swanson GMC · Acton, MA

2026 GMC Sierra 2500 HD Denali

7 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimDenali
Stock numberP8288
Mileage7 miles
BodyPickup
Engine6.6L 8-cyl
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelGasoline
ExteriorOnyx Black
InteriorJet Black, Forge Perforated Leather seat trim
Doors4

Vehicle description

Onyx Black 2026 GMC Sierra 2500HD Denali 4WD 10-Speed Automatic 6.6L V8 10-Speed Automatic, 4WD, Black Leather. Recent Arrival!

Features & options (143)

  • Basic
  • Corrosion
  • Maintenance
  • Roadside Assistance
  • Max seating capacity
  • Fuel System
  • Fuel tank capacity
  • Horsepower
  • Towing capacity
  • 13.4" diagonal GMC Premium Infotainment System with Google built-in
  • Bluetooth
  • Bose Premium Sound System
  • SiriusXM with 360L Trial Subscription
  • Wi-Fi Hotspot capable
  • Wireless phone projection
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • 20" LT275/65R20 all-terrain, blackwall tires
  • 20" Ultra Bright machined aluminum wheels with bright chrome inserts
  • 6" Chrome rectangular assist steps (factory installed)
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • Body-color front bumper
  • Body-color rear bumper
  • Cab-mounted cargo area lamps
  • Cargo bed LED lighting
  • Cargo tie-downs
  • Chrome beltline moldings
  • Chrome door handles
  • Chrome mirror caps
  • CornerStep rear bumper
  • Deep-tinted glass
  • Front and rear Black molded splash guards
  • Front license plate bracket
  • GMC MultiPro Tailgate
  • IntelliBeam
  • LED fog lamps
  • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
  • Polished exhaust tip
  • Power sunroof
  • Rainsense automatic wipers
  • Rear wheelhouse liners
  • Side Bed Step
  • Smoked Amber LED roof marker lamps
  • Spare tire carrier lock
  • Spray-on bedliner
  • Tailgate and bed rail protection caps
  • Tailgate with EZ Lift assist, power lock & release
  • 12-way power driver seat
  • 12-way power front passenger seat
  • 12.3" diagonal color Driver Information Center
  • 120-volt box-mounted power outlet
  • 120-volt power outlet
  • Adaptive Cruise Control
  • All-weather floor liners
  • Assist handles
  • Carpeted floor covering
  • Compass
  • Driver memory
  • Dual-zone automatic climate control
  • Front bucket seats
  • Front carpeted floor mats
  • Front center console
  • Head-Up Display
  • Heated driver and front outboard passenger seats
  • Heated rear outboard seats
  • Heated steering wheel
  • Inside rearview auto-dimming mirror
  • Keyless Open and Start
  • Manual tilt and telescoping steering column
  • Outside temperature display
  • Power door locks
  • Power sliding rear window with rear defogger
  • Power windows with driver and front passenger express-up/down
  • Power windows with driver express-up/down
  • Power windows with rear express-down
  • Rear Camera Mirror
  • Rear Seat Reminder
  • Rear air vents
  • Rear carpeted floor mats
  • Rear window defogger
  • Remote Start
  • Steering-wheel mounted controls
  • Theft-deterrent unauthorized entry system
  • USB ports
  • Universal Home Remote
  • Up-level rear seat with storage package
  • Upfitter switches
  • Ventilated driver and front passenger seats
  • Wireless Charging
  • Wrapped steering wheel
  • 10,850 lbs. GVWR
  • 10-speed automatic transmission
  • 220-amp alternator
  • 3.73 rear axle ratio
  • 4-wheel antilock disc brakes
  • 6.6L V8 Gas engine
  • Air filtration monitoring
  • Automatic locking rear differential
  • Autotrac 2-speed transfer case with push button controls
  • Brake pad wear indicator
  • Capless fuel fill
  • Chrome vertical recovery hooks
  • Digital Variable Steering Assist
  • External auxiliary transmission oil cooler
  • External engine oil cooler
  • Fully boxed frame
  • Heavy-Duty Air Filter
  • Heavy-duty 720 cold-cranking amps battery
  • Hill Descent Control
  • In-Vehicle Trailering App
  • Integrated trailer brake controller
  • Off-Road suspension
  • Skid plates
  • 3 Years OnStar One
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • 6 airbags
  • Bed View Camera
  • Buckle to Drive
  • Following Distance Indicator
  • Forward Collision Alert
  • Front and Rear Park Assist
  • HD Surround Vision
  • Hitch Guidance
  • Hitch View
  • Lane Departure Warning
  • OnStar Basics
  • OnStar services capable
  • Rear Cross Traffic Alert
  • Rear Seat Belt Indicator
  • Safety Alert Seat
  • Seat Belt Adjustable Guide Loops
  • Teen Driver
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Trailer Side Blind Zone Alert
  • Trailering Information Label
  • Trailering camera provisions
  • Automatic Emergency Braking
  • Front Pedestrian Braking
  • StabiliTrak, electronic stability control system with traction control
  • Denali Reserve Package
  • Snow Plow Prep / Camper Package
  • Technology Package

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 50 miles of Acton, Massachusetts
Asking price$81,660Dealer asking price · 7 mi
Market value$83,195Market value · based on 13 comparable cars
vs. market Fair price-1.8%Fair price · based on 13 comparable cars

Where this price sits

Among the lowest-priced · 77% of 13 similar listings ask more than this car.

$79,776lowest$91,044highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

-1.8%
−25%Market value+25%
Fair price$1,535 below the market value of $83,195

Price range

$81,660
$79,776$91,044
4th lowest price of 14 similar listings within 50 milesTick marks the market value · range of 13 similar listings

AutosXchange Insights

  • Compared with 13 new 2026 GMC Sierra 2500 Denali listings within 50 mi.
  • Priced $1,535 below the market value of 13 comparable cars.
  • 4th lowest price of 14 similar listings within 50 miles.
  • About 7 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # P8288 — 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 7, 2026. No price change at this dealership since Nov 7 ($81,660).0 price changes at this dealership: $81,660 → $81,660.

$81.4k$81.5k$81.6k$81.7k$81.8k$81.9kNov 7Nov 8Nov 9Nov 10Nov 11

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 11); 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 Denali · new · within 50 miles of Acton, Massachusetts. Showing the 12 nearest of 13 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Acton

All years and trims. Nearest first.