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Sundance GMC · Saint Johns, MI

2026 GMC Sierra 2500 HD SLT

6 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimSLT
Stock number26T401
Mileage6 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorOnyx Black
Towing18500

Vehicle description

Onyx Black 2026 GMC Sierra 2500HD SLT 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, 2 Charge/Data USB Ports Inside Center Console, 2-Speed Active Transfer Case, 6-Speaker Audio System Feature, 6 Rectangular Chromed Tubular Assist Steps, Adaptive Cruise Control, All-Weather Floor Liners, Alloy wheels, Automatic temperature control, Bed View Camera with Two Trailer Camera Provisions, Bose Premium 7-Speaker Sound System, Chrome Surround Grille with Chrome Insert Bars, Deep-Tinted Glass, Driver Memory, Electric Rear-Window Defogger, Floor-Mounted Center Console, Front 40/20/40 Split-Bench Seats, Front Bucket Seats, Front dual zone A/C, Front fog lights, Front Rain-Sensing Wipers, Fully automatic headlights, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver and Front Outboard Passenger Seats, Heated steering wheel, Hill Descent Control, Hitch Guidance with Hitch View, in-Vehicle Trailering System App, Keyless Open and Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt-Wheel/Telescoping Steering Column, Off-Road Suspension, OnStar Services Capable, Power Front Passenger Windows with Express Up/Down, Power Sliding Rear Window with Defogger, Preferred Equipment Group 4SA, Push Button Start, Rear Cross Traffic Alert, Rear Wheelhouse Liners, Remote Vehicle Starter System, Safety Alert Seat, Sierra HD Pro Safety Plus Package, SiriusXM with 360L Trial Subscription, SLT Convenience Package, SLT Preferred Package, SLT Premium Package, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Suspension 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, Wheels: 20 Bright Face with Dark Painted Pockets, Wireless Charging, Wireless Phone Projection, X31 Off-Road and Protection Package, X31 Off-Road Package. Recent Arrival!

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
  • Place and receive hands-free phone calls
  • 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 Trial Subscription
  • Wireless phone projection
  • For Apple CarPlay and Android Auto
  • SiriusXM with 360L Trial Subscription
  • Side Bed Step
  • Black textured step pads help provide secure footing
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • 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
  • Chrome beltline moldings
  • Chrome rear bumper
  • With integrated CornerSteps
  • Grille (Chrome surround with Chrome insert bars.)
  • IntelliBeam
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • LED taillamps with LED stop lights and animation
  • Tailgate and bed rail protection caps
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • Rainsense automatic wipers
  • Rear wheelhouse liners
  • Cargo tie-downs
  • 12-fixed rated at 500 lbs. per corner
  • Chrome door handles
  • Standard tailgate
  • Tailgate with EZ Lift assist, power lock & release
  • Hitch area lighting
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • Cab-mounted cargo area lamps
  • Activated by switch located on center switch bank
  • Illuminates the cargo bed area
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • Chrome front bumper
  • LED fog lamps
  • Onyx Black
  • 20" LT275/65R20 all-terrain, blackwall tires
  • Winter Grille Cover
  • 6" Chrome rectangular assist steps (factory installed)
  • Textured step pads help provide secure footing
  • 20" Bright face wheels with dark painted pockets
  • Power sunroof
  • Retracts into the roof
  • Offers tilt and slide features with express-open and -close
  • 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
  • 120-volt box-mounted power outlet
  • 3-prong auxiliary household-style outlet
  • Located in the pickup bed
  • Wrapped steering wheel
  • 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)
  • 12.3" diagonal color Driver Information Center
  • High definition display provides crisp, premium appearance
  • Driver memory
  • Rear window defogger
  • Rear Seat Reminder
  • USB ports
  • (2) Data/charge ports located on instrument panel
  • Theft-deterrent unauthorized entry system
  • Helps deter unauthorized entry, helping to protect your vehicle
  • Outside temperature display
  • Located in infotainment display
  • Power windows with driver express-up/down
  • 10-way power front passenger seat
  • Includes 8-way power front passenger seat
  • Includes a 2-way power lumbar control
  • Power door locks
  • Carpeted floor covering
  • Color-keyed to match the interior
  • Inside rearview auto-dimming mirror
  • (2) Charge ports located on rear of console
  • Heated driver and front outboard passenger seats
  • Individually controlled
  • Keyless Open and Start
  • Lockout protection helps you avoid locking keys in the vehicle
  • 10-way power driver seat with power lumbar
  • Includes 8-way power driver seat
  • Compass
  • Located in instrument cluster
  • Front carpeted floor mats
  • Helps protect your interior from road debris and the elements
  • Denali models feature unique premium tufted carpeting
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Assist handles
  • Front A-pillar mounted for Driver and Passenger
  • Rear B-pillar mounted
  • Seat trim, Perforated Leather-appointed front outboard seating positions
  • Rear carpeted floor mats
  • Power windows with driver and front passenger express-up/down
  • If obstruction is detected, the anti-pinch feature will auto-reverse
  • 120-volt power outlet
  • Located on the instrument panel
  • Steering-wheel mounted controls
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • Power windows with rear express-down
  • Manual tilt and telescoping steering column
  • Front center console
  • Wireless Charging
  • Uses induction technology for select portable electronic devices
  • Convenient charging location
  • Jet Black, Perforated Leather-appointed front outboard seating positions
  • All-weather floor liners
  • Provides coverage for first and second-row seating
  • Include Brand logo
  • Replaces factory floor mats
  • 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
  • In-Vehicle Trailering App
  • Checklist
  • Trailer maintenance reminders
  • Trailer security alerts
  • Trailer mileage
  • Tow/haul reminder
  • Trailer electrical diagnostics
  • Automatic locking rear differential
  • Digital Variable Steering Assist
  • 4-wheel antilock disc brakes
  • Integrated trailer brake controller
  • Integrated with the antilock brake system (ABS)
  • Heavy-Duty Air Filter
  • Four wheel drive
  • Fully boxed frame
  • Hydroformed front section
  • High-strength steel
  • Brake pad wear indicator
  • Gooseneck / 5th Wheel Prep Package
  • Hitch platform to accept Gooseneck or 5th wheel hitch
  • Box mounted 7-pin trailer harness
  • 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
  • SLT Preferred Equipment Group includes standard equipment
  • SLT Preferred Package
  • Power rear sliding window
  • 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
  • SLT Premium Package
  • 6" Chrome assist steps
  • Spray-on bedliner with GMC Logo
  • X31 Off-Road and Protection Package
  • X31 Off-Road Package
  • Off-Road suspension with Twin-tube Rancho shocks
  • Skid plates (transfer case and oil pan)
  • X31 badge (replaces "4X4" badge on bed)
  • Twin-tube Rancho shocks
  • X31 hard badge
  • Option/package discount
  • LED Daytime Running Lamps
  • Signature LED Daytime Running Lamps
  • Hitch Guidance
  • Can help you line up the hitch to your trailer
  • Buckle to Drive
  • Seat Belt Adjustable Guide Loops
  • Front row only
  • 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
  • Teen Driver
  • Trailering Information Label
  • Forward Collision Alert
  • OnStar Basics
  • Drive confidently with core OnStar services including
  • Remote commands

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$77,613Dealer asking price · 6 mi
Market value$71,363Market value · based on 13 comparable cars
vs. market High price+8.8%High price · based on 13 comparable cars

Where this price sits

Among the highest-priced · 8% of 13 similar listings ask more than this car.

$68,029lowest$80,734highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+8.8%
−25%Market value+25%
High price$6,250 above the market value of $71,363

Price range

$77,613
$68,029$80,734
13th 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 SLT listings within 50 mi.
  • Priced $6,250 above the market value of 13 comparable cars — compare options, condition and history.
  • 13th lowest price of 14 similar listings within 50 miles.
  • About 6 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 26T401 — 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 ($77,613).

$77.4k$77.5k$77.6k$77.7k$77.8k$77.9kNov 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 SLT · new · within 50 miles of Saint Johns, Michigan. Showing the 12 nearest of 13 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Saint Johns

All years and trims. Nearest first.