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Henry Brown Buick GMC · Gilbert, AZ

2026 GMC Sierra 2500 HD Denali

6 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimDenali
Stock number26T3107
Mileage6 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorDownpour Metallic
InteriorAtmosphere/Brownstone, Forge Perforated Leather Seat Trim
Towing18500

Vehicle description

This 2026 GMC Sierra 2500HD Denali delivers premium capability with a legendary Duramax 6.6L V8 Turbodiesel engine paired with a 10-speed automatic transmission and 4WD. Finished in Blue with the Denali signature chrome grille and polished exhaust tip, this truck combines rugged strength with refined appointments. With just 6 miles on the odometer, this is a pristine opportunity to own one of GMC's most capable heavy-duty trucks. Key Features: - Duramax 6.6L V8 Turbodiesel with Dual Alternators (220-Amp Primary, 170-Amp Auxiliary) - X31 Off-Road Package with 2-Speed Active Transfer Case and Off-Road Suspension - Technology Package including Multicolor 15 Head-Up Display and HD Surround Vision - Bose Premium 7-Speaker Sound System with SiriusXM 360L Trial Subscription - Preferred Equipment Group 5SA with integrated technology and convenience features - Heated and Ventilated Front Seats with 12-Way Power Adjustment and Lumbar Support - Wireless Charging, Wireless Phone Projection, and Apple CarPlay/Android Auto - Bed View Camera with Trailer Cam Provisions and Trailer Side Blind Zone Alert - Ultrasonic Front and Rear Park Assist with Rear Cross Traffic Alert - LED Cargo Area Lighting and Spray-On Pickup Bedliner with GMC Logo This truck arrives in showroom condition with premium leather appointments, heated rear outboard seats, and a comprehensive suite of safety technologies including Automatic Emergency Braking, Forward Collision Alert, and Lane Departure Warning. The Engine Block Heater ensures reliability in any climate. Schedule your test drive today and experience the power, comfort, and technology that define the Sierra 2500HD Denali. Price includes: $1500 - Purchase Allowance. Exp. 11/30/2026 $4000 - Bonus Cash. Exp. 11/30/2026

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
  • Turbo Charged Engine
  • Premium Sound System
  • Wi-Fi Hotspot capable
  • May require additional optional equipment
  • Place and receive hands-free phone calls
  • 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
  • SiriusXM with 360L Trial Subscription
  • SiriusXM Trial Subscription
  • LED fog lamps
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • 20" Ultra Bright machined aluminum wheels with bright chrome inserts
  • Body-color front bumper
  • Spray-on bedliner
  • Includes GMC logo on all trims except PRO
  • Chrome beltline moldings
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • Tailgate with EZ Lift assist, power lock & release
  • Hitch area lighting
  • Body-color rear bumper
  • With integrated CornerSteps
  • Grille (Signature Chrome Denali grille.)
  • 6" Chrome rectangular assist steps (factory installed)
  • Textured step pads help provide secure footing
  • Tailgate and bed rail protection caps
  • IntelliBeam
  • Rear wheelhouse liners
  • Smoked Amber LED roof marker lamps
  • Roof-mounted lamps near the front of the cab
  • 20" LT275/65R20 all-terrain, blackwall tires
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • LED taillamps with LED stop lights and animation
  • Side Bed Step
  • Black textured step pads help provide secure footing
  • GMC MultiPro Tailgate
  • Power lock and release
  • Rainsense automatic wipers
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • Chrome mirror caps
  • Outside power-adjustable vertical trailering mirrors with power folding/extending auto-dimming driver and passenger upper glass
  • 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
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • Chrome door handles
  • Cargo tie-downs
  • 12-fixed rated at 500 lbs. per corner
  • Cab-mounted cargo area lamps
  • Activated by switch located on center switch bank
  • Illuminates the cargo bed area
  • Downpour Metallic
  • Winter Grille Cover
  • Keyless Open and Start
  • Lockout protection helps you avoid locking keys in the vehicle
  • Power windows with driver express-up/down
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • Front bucket seats
  • USB ports
  • (2) Data/charge ports located inside center console
  • Heated rear outboard seats
  • Passengers can manage heat settings with their own controls
  • Outside temperature display
  • Located in infotainment display
  • (2) First row, located on console
  • Seat trim, Forge Perforated Leather
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • Power windows with driver and front passenger express-up/down
  • If obstruction is detected, the anti-pinch feature will auto-reverse
  • Wrapped steering wheel
  • Carpeted floor covering
  • Color-keyed to match the interior
  • Ventilated driver and front passenger seats
  • Individually controlled
  • Cooling feature includes both seatbacks and cushions
  • Steering-wheel mounted controls
  • Power door locks
  • Front carpeted floor mats
  • Helps protect your interior from road debris and the elements
  • Denali models feature unique premium tufted carpeting
  • 12-way power front passenger seat
  • Includes 8-way power front passenger seat
  • Includes a 4-way power lumbar control
  • Compass
  • Located in instrument cluster
  • Driver memory
  • 12.3" diagonal color Driver Information Center
  • High definition display provides crisp, premium appearance
  • 120-volt box-mounted power outlet
  • 3-prong auxiliary household-style outlet
  • Located in the pickup bed
  • 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)
  • Power windows with rear express-down
  • Power sliding rear window with rear defogger
  • Assist handles
  • Front A-pillar mounted for Driver and Passenger
  • Rear B-pillar mounted
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Manual tilt and telescoping steering column
  • Rear carpeted floor mats
  • You can always override the feature and take control
  • Rear window defogger
  • Universal Home Remote
  • 3-channel programmable
  • Wireless Charging
  • Uses induction technology for select portable electronic devices
  • Convenient charging location
  • Inside rearview auto-dimming mirror
  • Rear Seat Reminder
  • (2) Charge ports located on rear of console
  • Heated driver and front outboard passenger seats
  • 120-volt power outlet
  • Located on the instrument panel
  • 12-way power driver seat
  • Includes 8-way power driver seat
  • Includes 4-way power lumbar
  • Front center console
  • Head-Up Display
  • Multi-color 15" diagonal Head-Up Display
  • Adjustable vertical position and brightness of the display
  • Rear Camera Mirror
  • The feature also allows brightness, vertical tilt and zoom adjustments
  • Atmosphere/Brownstone, Forge Perforated Leather seat trim
  • 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
  • Automatic locking rear differential
  • Chrome vertical recovery hooks
  • Two front frame-mounted
  • Digital Variable Steering Assist
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • 4-wheel antilock disc brakes
  • Heavy-Duty Air Filter
  • 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
  • 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
  • Skid plates
  • Help protect the front underbody, oil pan and transfer case
  • Dual, 220 amp primary and 170 auxiliary amp alternators
  • Heavy-duty dual batteries with 1460 cold-cranking amps
  • 70 Amp-hr
  • Maintenance-free with rundown protection and retained accessory power
  • 11,350 lbs. GVWR
  • Emissions, Federal requirements
  • Denali Preferred Equipment Group includes standard equipment
  • Technology Package
  • AT4 Preferred Package on AT4
  • 3 Years OnStar One
  • Safety Services, Wi-Fi, and In-Vehicle Apps, all connected by OnStar
  • Info at OnStar.com/plans
  • Signature LED Daytime Running Lamps
  • LED Daytime Running Lamps
  • Rear Seat Belt Indicator
  • Hitch Guidance
  • Can help you line up the hitch to your trailer
  • Trailering Information Label
  • Trailering camera provisions
  • Includes connector for accessory wiring harness
  • Seat Belt Adjustable Guide Loops
  • Front row only
  • Trailer Side Blind Zone Alert
  • 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
  • Bed View Camera
  • Includes 2 Trailer Camera Provisions
  • Following Distance Indicator
  • Designed to help you maintain a safe following distance
  • OnStar services capable
  • Teen Driver
  • Hitch View
  • Shows a close-up view of the trailer hitch
  • Tire Pressure Monitoring System with Tire Fill Alert
  • Safety Alert Seat
  • You can also switch to beeping crash avoidance alerts
  • Rear Cross Traffic Alert
  • 6 airbags
  • Dual-stage frontal airbags for driver and front outboard passenger
  • Head-curtain airbags for outboard seating positions
  • HD Surround Vision
  • Can help you park or avoid vehicles and objects
  • Buckle to Drive
  • Front and Rear Park Assist
  • These can help you park and avoid collisions
  • Front Pedestrian Braking

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 Gilbert, Arizona
Asking price$85,135Dealer asking price · 6 mi
Market value$85,105Market value · based on 53 comparable cars
vs. market0.0%Not rated · stock photos only

Where this price sits

In the typical middle range · 49% of 53 similar listings ask more than this car.

$78,554lowest$102,277highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

0.0%
−25%Market value+25%
Not rated · stock photos only$30 above the market value of $85,105

Price range

$85,135
$78,554$102,277
28th lowest price of 54 similar listings within 50 milesTick marks the market value · range of 53 similar listings

AutosXchange Insights

  • Compared with 53 new 2026 GMC Sierra 2500 Denali listings within 50 mi.
  • Priced $30 above the market value of 53 comparable cars — compare options, condition and history.
  • 28th lowest price of 54 similar listings within 50 miles.
  • About 6 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 26T3107 — 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 6, 2026. No price change at this dealership since Nov 6 ($85,135).

$84.9k$85.0k$85.1k$85.2k$85.3k$85.4kNov 6Nov 8Nov 9Nov 10Nov 11Nov 13

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 12); 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 Gilbert, Arizona. Showing the 12 nearest of 53 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Gilbert

All years and trims. Nearest first.