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Sundance GMC · Saint Johns, MI

2026 GMC Sierra 2500 HD AT4

53 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimAT4
Stock number26T391
Mileage53 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorVolcanic Red Tintcoat
Towing18500

Vehicle description

Volcanic Red 2026 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel Power Sunroof, 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Instrument Panel Power Outlet, 2 Charge-Only Rear USB Ports, 2 Charge/Data USB Ports Inside Center Console, 2 USB Ports, 2-Speed Active Transfer Case, 220-Amp Alternator, Alloy wheels, AT4 Preferred Package, AT4 Premium Plus Package, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Deep-Tinted Glass, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front dual zone A/C, Front fog lights, Front Premium Floor Liners with Removable Carpet Insert, Front Rain-Sensing Wipers, Gloss Black Header Grille and Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated Driver and Front Outboard Passenger Seats, Hill Descent Control, Hitch Guidance with Hitch View, Inside Rearview Auo-Dimming Rear Camera Mirror, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Multicolor 15 Diagonal Head-Up Display, Off-Road Suspension, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Preferred Equipment Group 4SB, Push Button Start, Rear Cross Traffic Alert, Rear Premium Floor Liners with Removable Carpet Insert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, SiriusXM with 360L Trial Subscription, Snow Plow Prep/Camper Package, Speed control, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Technology Package, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Ventilated Driver and Front Passenger Seats, Wireless Charging, Wireless Phone Projection, X31 Off-Road Package.

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
  • Wi-Fi Hotspot capable
  • May require additional optional equipment
  • Wireless phone projection
  • For Apple CarPlay and Android Auto
  • 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
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • Grille (Gloss Black header and grille insert bars with Black Chrome accents.)
  • Body-color door handles
  • Rainsense automatic wipers
  • Spray-on bedliner
  • Includes GMC logo on all trims except PRO
  • 20" high gloss Black aluminum wheels
  • Black beltline moldings
  • 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
  • High gloss Black mirror caps
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • 20" LT275/65R20 all-terrain, blackwall tires
  • Body-color front bumper
  • IntelliBeam
  • Cargo tie-downs
  • 12-fixed rated at 500 lbs. per corner
  • 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
  • GMC MultiPro Tailgate
  • Power lock and release
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • LED fog lamps
  • Body-color rear bumper
  • With integrated CornerSteps
  • Cab-mounted cargo area lamps
  • Activated by switch located on center switch bank
  • Illuminates the cargo bed area
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • 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
  • Smoked Amber LED roof marker lamps
  • Roof-mounted lamps near the front of the cab
  • Winter Grille Cover
  • Carpeted floor covering
  • Color-keyed to match the interior
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • You can always override the feature and take control
  • 120-volt power outlet
  • 3-prong auxiliary household-style outlet
  • Located on the instrument panel
  • Rear Seat Reminder
  • Ventilated driver and front passenger seats
  • Individually controlled
  • Cooling feature includes both seatbacks and cushions
  • Driver memory
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • USB ports
  • (2) Data/charge ports located inside center console
  • Keyless Open and Start
  • Lockout protection helps you avoid locking keys in the vehicle
  • Power door locks
  • 10-way power driver seat with power lumbar
  • Includes 8-way power driver seat
  • Includes a 2-way power lumbar control
  • Premium front floor liners with removable carpet insert
  • 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
  • Front bucket seats
  • (2) Charge ports located on rear of console
  • Steering-wheel mounted controls
  • Power windows with driver express-up/down
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Wireless Charging
  • Uses induction technology for select portable electronic devices
  • Convenient charging location
  • Compass
  • Located in instrument cluster
  • 10-way power front passenger seat
  • Includes 8-way power front passenger seat
  • Premium rear floor liners with removable carpet insert
  • (2) First row, located on console
  • Inside rearview auto-dimming mirror
  • Seat trim, Perforated front Leather
  • 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 center console
  • Heated rear outboard seats
  • Passengers can manage heat settings with their own controls
  • Heated driver and front outboard passenger seats
  • Power windows with driver and front passenger express-up/down
  • If obstruction is detected, the anti-pinch feature will auto-reverse
  • Head-Up Display
  • Multi-color 15" diagonal Head-Up Display
  • Adjustable vertical position and brightness of the display
  • Universal Home Remote
  • 3-channel programmable
  • Power sliding rear window with rear defogger
  • Jet Black with Kalahari accents, Perforated Front Leather seat trim
  • Rear Camera Mirror
  • The feature also allows brightness, vertical tilt and zoom adjustments
  • 4-wheel antilock disc brakes
  • Hill Descent Control
  • Uses antilock braking to help provide a smooth, controlled descent
  • Activates by pushing a button below the instrument panel
  • Off-Road suspension
  • Brake pad wear indicator
  • Fully boxed frame
  • Hydroformed front section
  • High-strength steel
  • Push Button Start
  • Automatic locking rear differential
  • Red vertical recovery hooks
  • Two front frame-mounted
  • Pickup bed
  • Roll-formed high-strength steel
  • Includes bed assist step
  • Digital Variable Steering Assist
  • Skid plates
  • Help protect the front underbody, oil pan and transfer case
  • In-Vehicle Trailering App
  • Checklist
  • Trailer maintenance reminders
  • Trailer security alerts
  • Trailer mileage
  • Tow/haul reminder
  • Trailer electrical diagnostics
  • Four wheel drive
  • 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
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • Heavy-Duty Air Filter
  • 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
  • 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
  • X31 Off-Road Package
  • Twin-tube Rancho shocks
  • 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
  • AT4 Preferred Package
  • Rear sliding power window
  • LED roof marker lamps
  • AT4 Premium Plus Package
  • Technology Package
  • AT4 high clearance step
  • AT4 Preferred Package on AT4
  • Snow Plow Prep / Camper Package
  • Power feed to accommodate a backup and roof emergency light
  • A single 220-amp alternator
  • Heavy-duty front springs
  • AT4 Preferred Equipment Group includes standard equipment
  • Option/package discount
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • Seat Belt Adjustable Guide Loops
  • Front row only
  • Trailering Information Label
  • 6 airbags
  • Dual-stage frontal airbags for driver and front outboard passenger
  • Head-curtain airbags for outboard seating positions
  • Teen Driver

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 Saint Johns, Michigan
Asking price$80,973Dealer asking price · 53 mi
Market value$72,902Market value · based on 32 comparable cars
vs. market High price+11.1%High price · based on 32 comparable cars

Where this price sits

Among the highest-priced · 13% of 32 similar listings ask more than this car.

$70,892lowest$85,589highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+11.1%
−25%Market value+25%
High price$8,071 above the market value of $72,902

Price range

$80,973
$70,892$85,589
29th lowest price of 33 similar listings within 50 milesTick marks the market value · range of 32 similar listings

AutosXchange Insights

  • Compared with 32 new 2026 GMC Sierra 2500 AT4 listings within 50 mi.
  • Priced $8,071 above the market value of 32 comparable cars — compare options, condition and history.
  • 29th lowest price of 33 similar listings within 50 miles.
  • About 53 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 26T391 — 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 8, 2026. No price change at this dealership since Nov 8 ($80,973).

$80.7k$80.8k$80.9k$81.0k$81.1k$81.2kNov 8Nov 9Nov 10Nov 11Nov 12

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

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 AT4 · new · within 50 miles of Saint Johns, Michigan. Showing the 12 nearest of 32 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Saint Johns

All years and trims. Nearest first.