Mitchell Buick-GMC · San Angelo, TX

2026 GMC Sierra 2500 HD Denali

6 miles · truck

1 / 20 photos

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 2500 HD

TrimDenali

VIN1GT4UREY0TF288600

Stock numberH260173

Mileage6 miles

BodyPickup

Engine6.6L V8 turbo

Cylinders8

Displacement6.6L

TransmissionAutomatic

Drivetrain4WD

FuelDiesel

ExteriorOnyx Black

InteriorAtmosphere/Brownstone, Forge Perforated Leather Seat Trim

Towing18500

Vehicle description

KEY FEATURES INCLUDE 11,350 lbs (5,148 Kg) GVWR, 12-Way Power Driver Seat Adjuster with Lumbar - Includes Driver seat direction: Driver seat with 8-way directional controls,Driver lumbar: Driver seat with 4-way power lumbar,Power driver seat controls: Driver seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control, 20" Ultra Bright Machined Wheels - Includes Wheel covers: Wheel hub covers,Wheels: 20 x 8.5-inch front and rear machined w/painted accents aluminum wheels, 220-Amp Alternator - Includes Alternator Type: Alternator, 3.42 Axle Ratio, 5th Wheel and Gooseneck Trailer Wiring Provisions, All-Weather Floor Liners, AM/FM Stereo with Premium GMC Infotainment System - Includes Voice activated audio: Voice activated audio controls,Wireless streaming: Bluetooth® wireless audio streaming,Primary display size: 13.4 inch primary display,Primary display touchscreen: Primary monitor touchscreen,Handsfree: Bluetooth® handsfree wireless device connectivity, Body Color Wheel Arch Moldings, Denali Reserve Package - Includes Power Sunroof,First-row sunroof: First-row sliding and tilting glass sunroof with express open/close activation sunshade,Technology Package,Multicolor 15" Diagonal Head-Up Display,Head up display: Head-up display,Speedometer: Redundant digital speedometer,Inside Rearview Auo-Dimming Rear Camera Mirror,Rearview mirror: Auto-dimming rear view mirror,Video rearview mirror: Video-feed rearview mirror, Driver Memory, Duramax 6.6L Turbo-Diesel V8 Engine - Includes Capped Fuel Fill,10-Speed Automatic Transmission,Transmission: Allison 10-speed automatic,Overdrive transmission,Lock-up transmission,Transmission electronic control,Transmission Type: Automatic,Dual Heavy-Duty 70 Amp Battery,Battery type: Dual lead acid batteries,Battery run down protection,Accessory power: Retained accessory power,Engine Location: Front mounted engine,Fuel Type: Diesel,Ignition: Compression ignition system,Engine Mounting direction: Longitudinal mounted engine,Engine block material: Iron engine block,Cylinder head material: Aluminum cylinder head,DEF fluid gauge: Diesel exhaust fluid (def) gauge,Low level warnings: Low level warning for oil, coolant, fuel, washer fluid, brake fluid and diesel exhaust fluid (DEF),Engine: Duramax 6.6L V-8 diesel direct injection, intercooled turbo, diesel, engine with 470HP,Engine Short: Duramax 6.6L V-8,Engine Configuration: Duramax V8,Compressor: Intercooled turbo, Engine Block Heater, Exhaust Brake, Federal Emissions Requirements, Front Bucket Seats - Includes 12-Way Power Passenger Seat Adjuster with Lumbar,Passenger seat direction: Front passenger seat with 8-way directional controls,Front passenger lumbar: Front passenger seat with 4-way power lumbar,Power passenger seat controls: Passenger seat power reclining, lumbar support, cushion tilt, fore/aft control and height adjustable control, Front License Plate Kit, GMC MultiPro Tailgate Step Lights, LT275/65R20 AT BW Tires - Includes Tires: LT275/65SR20 AT BSW front and rear tires, Pickup Box, Power-Retractable Assist Steps, Preferred Equipment Group 5SA - Includes LED Cargo Area Lighting,Trailer Side Blind Zone Alert,SiriusXM with 360L Trial Subscription,Remote Vehicle Starter System,Keyfob remote start,Smart device remote start,Power Sliding Rear Window with Defogger,Rear window defroster,Rear windshield: Power rear windshield,Safety Alert Seat,Ultrasonic Front and Rear Park Assist,Trailer Cam Provisions and Trailer Viewing Software,Electric Rear-Window Defogger,Floor-Mounted Center Console,Beverage holders: Front beverage holders,Floor console: Full floor console,Floor console storage: Covered floor console storage,Armrests front center: Front seat center armrest,Signature Chrome Denali Grille,Unauthorized Entry Theft-Deterrent System,Bed View Camera with Two Trailer Camera Provisions,Front Rain-Sensing Wipers,Sierra HD Pro Safety,Forward Collision Alert,Following Di

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
Sunroof/Moonroof
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
Wireless phone projection
For Apple CarPlay and Android Auto
SiriusXM with 360L Trial Subscription
SiriusXM Trial Subscription
Side Bed Step
Black textured step pads help provide secure footing
LED fog lamps
Spare tire carrier lock
Helps keep spare tire secure
Tailgate with EZ Lift assist, power lock & release
Hitch area lighting
Body-color rear bumper
With integrated CornerSteps
Grille (Signature Chrome Denali grille.)
20" LT275/65R20 all-terrain, blackwall tires
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" Ultra Bright machined aluminum wheels with bright chrome inserts
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
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
Deep-tinted glass
Provides added protection from sun and glare
Body-color front bumper
Spray-on bedliner
Includes GMC logo on all trims except PRO
Chrome beltline moldings
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
Body color wheel arch moldings
Power sunroof
Retracts into the roof
Offers tilt and slide features with express-open and -close
Front license plate bracket
Winter Grille Cover
GMC MultiPro tailgate Step Lights
Power-retractable assist steps with LED perimeter lighting
Textured step pads help provide secure footing
Retracts when not in use
Deploy Running Board mode for car wash cleaning
LED perimeter lighting
Bright accent strip
Onyx Black
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
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
Rear carpeted floor mats
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
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
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
120-volt power outlet
Located on the instrument panel
Seat trim, Forge Perforated Leather
(2) First row, located on console
(2) Charge ports located on rear of console
Heated driver and front outboard passenger seats
12-way power driver seat
Includes 8-way power driver seat
Includes 4-way power lumbar
Front center console
All-weather floor liners
Provides coverage for first and second-row seating
Include Brand logo
Replaces factory floor mats
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
1-Year MobileService+
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
Chrome vertical recovery hooks
Two front frame-mounted
Fully boxed frame
Hydroformed front section
High-strength steel
Integrated trailer brake controller
Integrated with the antilock brake system (ABS)
4-wheel antilock disc brakes
Heavy-Duty Air Filter
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
Brake pad wear indicator
Off-Road suspension
Digital Variable Steering Assist
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
Heavy-duty dual batteries with 1460 cold-cranking amps
70 Amp-hr
Maintenance-free with rundown protection and retained accessory power
Trailering wiring provisions for camper, 5th wheel and gooseneck trailer
For trailering fifth-wheel and gooseneck trailers
11,350 lbs. GVWR
220-amp alternator
Emissions, Federal requirements
Denali Reserve Package
Technology Package
Sunroof
Denali Preferred Equipment Group includes standard equipment
AT4 Preferred Package on AT4
Option/package discount
3 Years OnStar One
Safety Services, Wi-Fi, and In-Vehicle Apps, all connected by OnStar
Info at OnStar.com/plans
LED Daytime Running Lamps
Signature LED Daytime Running Lamps
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

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 250 miles of San Angelo, Texas

Asking price$83,784Dealer asking price · 6 mi

Market value$81,598Market value · based on 9 comparable cars

vs. market Fair price+2.7%Fair price · based on 9 comparable cars

Where this price sits

Among the highest-priced · 0% of 9 similar listings ask more than this car.

Market value $81,598

This car$83,784

$76,149lowest$83,784highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Fair price$2,186 above the market value of $81,598

Price range

$76,149$83,784

7th lowest price of 10 similar listings within 250 milesTick marks the market value · range of 9 similar listings

AutosXchange Insights

Compared with 9 new 2026 GMC Sierra 2500 Denali listings within 250 mi.
Priced $2,186 above the market value of 9 comparable cars — compare options, condition and history.
7th lowest price of 10 similar listings within 250 miles.
About 6 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # H260173 — 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 ($83,784).

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

Dealer-advertised asking prices as observed by AutosXchange (data as of Nov 13); 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 250 miles of San Angelo, Texas. All 9 comparable cars for sale, nearest first.

2026 GMC Sierra 2500 HD Denali for sale at Mitchell Buick-GMC in San Angelo, TX

Fair price

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