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Henry Brown Buick GMC · Gilbert, AZ

2026 GMC Sierra 2500 HD SLT

6 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimSLT
Stock number26T2503
Mileage6 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorOnyx Black
Towing18500

Vehicle description

Price includes: $2000 - Bonus Cash. Exp. 11/30/2026 $3500 - Purchase Allowance. Exp. 11/30/2026

Features & options (250)

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Keyless Ignition System
  • 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
  • SiriusXM Trial Subscription
  • Wireless phone projection
  • For Apple CarPlay and Android Auto
  • Wi-Fi Hotspot capable
  • May require additional optional equipment
  • 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
  • SiriusXM with 360L Trial Subscription
  • Place and receive hands-free phone calls
  • Side Bed Step
  • Black textured step pads help provide secure footing
  • Chrome front bumper
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • Rainsense automatic wipers
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • Standard tailgate
  • 18" LT275/70R18E all-terrain, blackwall tires
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • Chrome rear bumper
  • With integrated CornerSteps
  • Cab-mounted cargo area lamps
  • Activated by switch located on center switch bank
  • Illuminates the cargo bed area
  • Grille (Chrome surround with Chrome insert bars.)
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • 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
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • IntelliBeam
  • Cargo tie-downs
  • 12-fixed rated at 500 lbs. per corner
  • Chrome beltline moldings
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • LED taillamps with LED stop lights and animation
  • Rear wheelhouse liners
  • Tailgate with EZ Lift assist, power lock & release
  • Hitch area lighting
  • Tailgate and bed rail protection caps
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • LED fog lamps
  • Chrome door handles
  • 18" machined aluminum wheels with Dark Grey metallic accents
  • Winter Grille Cover
  • Spray-on bedliner
  • Includes GMC logo on all trims except PRO
  • Smoked Amber LED roof marker lamps
  • Roof-mounted lamps near the front of the cab
  • Onyx Black
  • Carpeted floor covering
  • Color-keyed to match the interior
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • USB ports
  • (2) Data/charge ports located on instrument panel
  • 120-volt power outlet
  • 3-prong auxiliary household-style outlet
  • Located on the instrument panel
  • Rear carpeted floor mats
  • Helps protect your interior from road debris and the elements
  • Denali models feature unique premium tufted carpeting
  • Rear Seat Reminder
  • (2) Charge ports located on rear of console
  • Power door locks
  • Driver memory
  • Seat trim, Perforated Leather-appointed front outboard seating positions
  • Power windows with driver and front passenger express-up/down
  • If obstruction is detected, the anti-pinch feature will auto-reverse
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • 10-way power driver seat with power lumbar
  • Includes 8-way power driver seat
  • Includes a 2-way power lumbar control
  • Keyless Open and Start
  • Lockout protection helps you avoid locking keys in the vehicle
  • Steering-wheel mounted controls
  • 12.3" diagonal color Driver Information Center
  • High definition display provides crisp, premium appearance
  • Assist handles
  • Front A-pillar mounted for Driver and Passenger
  • Rear B-pillar mounted
  • Power windows with driver express-up/down
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Compass
  • Located in instrument cluster
  • 10-way power front passenger seat
  • Includes 8-way power front passenger seat
  • Inside rearview auto-dimming mirror
  • 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
  • 120-volt box-mounted power outlet
  • Located in the pickup bed
  • Wrapped steering wheel
  • Manual tilt and telescoping steering column
  • Rear window defogger
  • Outside temperature display
  • Located in infotainment display
  • Front carpeted floor mats
  • Heated driver and front outboard passenger seats
  • Individually controlled
  • Front center console
  • You can always override the feature and take control
  • Front bucket seats
  • Universal Home Remote
  • 3-channel programmable
  • Ventilated driver and front passenger seats
  • Cooling feature includes both seatbacks and cushions
  • Heated rear outboard seats
  • Passengers can manage heat settings with their own controls
  • Power sliding rear window with rear defogger
  • Wireless Charging
  • Uses induction technology for select portable electronic devices
  • Convenient charging location
  • Jet Black, Perforated Leather-appointed front outboard seating positions
  • 4-wheel antilock disc brakes
  • Heavy-Duty Air Filter
  • Brake pad wear indicator
  • Fully boxed frame
  • Hydroformed front section
  • High-strength steel
  • Push Button Start
  • Automatic locking rear differential
  • 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
  • Pickup bed
  • Roll-formed high-strength steel
  • Includes bed assist step
  • Digital Variable Steering Assist
  • In-Vehicle Trailering App
  • Checklist
  • Trailer maintenance reminders
  • Trailer security alerts
  • Trailer mileage
  • Tow/haul reminder
  • Trailer electrical diagnostics
  • Four wheel drive
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • Off-Road suspension
  • 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
  • 220-amp alternator
  • Emissions, Federal requirements
  • Hill Descent Control
  • Uses antilock braking to help provide a smooth, controlled descent
  • Activates by pushing a button below the instrument panel
  • Skid plates
  • Help protect the front underbody, oil pan and transfer case
  • Gooseneck / 5th Wheel Prep Package
  • Hitch platform to accept Gooseneck or 5th wheel hitch
  • Box mounted 7-pin trailer harness
  • ProGrade Trailering System
  • Hitch Guidance with Hitch View
  • Trailering Package
  • Trailer hitch
  • Trailering hitch platform
  • Hitch Guidance
  • Sierra HD Pro Safety
  • Forward Collision Alert
  • Following Distance Indicator
  • Front Pedestrian Braking
  • Buckle to Drive
  • Automatic Emergency Braking
  • SLT Preferred Equipment Group includes standard equipment
  • Sierra HD Pro Safety Plus Package
  • Trailer Side Blind Zone Alert
  • Rear Cross Traffic Alert
  • Front and rear park assist
  • Bed View Camera (Crew Cab and Double Cab models)
  • HD Surround Vision (Crew Cab and Double Cab models)
  • Trailer Camera Provisions (Crew Cab and Double Cab models)
  • Rear Park Assist on SLE models
  • In Vehicle Trailering App on SLE models
  • Safety Alert Seat on SLT
  • SLT Convenience Package
  • Bucket seats
  • Center console
  • Ventilated front seats
  • USB ports in center console
  • LED roof marker lamps
  • Bose Premium Sound System with Richbass woofer
  • X31 Off-Road Package
  • Twin-tube Rancho shocks
  • X31 hard badge
  • SLT Preferred Package
  • Power rear sliding window
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • Trailering Information Label
  • 6 airbags
  • Dual-stage frontal airbags for driver and front outboard passenger
  • Head-curtain airbags for outboard seating positions
  • Seat Belt Adjustable Guide Loops
  • Front row only
  • Teen Driver
  • OnStar Basics
  • Drive confidently with core OnStar services including
  • Remote commands
  • Built-in voice assistance
  • Real-time traffic and navigation

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$78,885Dealer asking price · 6 mi
Market value$71,655Market value · based on 21 comparable cars
vs. market High price+10.1%High price · based on 21 comparable cars

Where this price sits

Among the highest-priced · 0% of 21 similar listings ask more than this car.

$67,105lowest$78,885highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+10.1%
−25%Market value+25%
High price$7,230 above the market value of $71,655

Price range

$78,885
$67,105$78,885
21st lowest price of 22 similar listings within 50 milesTick marks the market value · range of 21 similar listings

AutosXchange Insights

  • Compared with 21 new 2026 GMC Sierra 2500 SLT listings within 50 mi.
  • Priced $7,230 above the market value of 21 comparable cars — compare options, condition and history.
  • 21st lowest price of 22 similar listings within 50 miles.
  • About 6 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 26T2503 — 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 ($78,885).0 price changes at this dealership: $78,885 → $78,885.

$78.6k$78.7k$78.8k$78.9k$79.0k$79.1kNov 6Nov 7Nov 8Nov 9Nov 10Nov 11

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 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 SLT · new · within 50 miles of Gilbert, Arizona. Showing the 12 nearest of 21 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Gilbert

All years and trims. Nearest first.