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Bill Smith Buick GMC · Cullman, AL

2026 GMC Sierra 2500 HD AT4

8 miles · truck

PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026
MakeGMC
ModelSierra 2500 HD
TrimAT4
Stock number70572
Mileage8 miles
BodyPickup
Engine6.6L V8 turbo
Cylinders8
Displacement6.6L
TransmissionAutomatic
Drivetrain4WD
FuelDiesel
ExteriorCoastal Dune
Towing20000

Vehicle description

Coastal Dune 2026 GMC Sierra 2500HD AT4 4WD 10-Speed Automatic Duramax 6.6L V8 Turbodiesel 10-Speed Automatic, 4WD, Jet Black With Kalahari Accents Leather, 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, 4-Wheel Disc Brakes, 7 Speakers, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Apple CarPlay/Android Auto, AT4 Preferred Package, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic Emergency Braking, Automatic temperature control, Bed View Camera with Two Trailer Camera Provisions, Black Sport Step, Bose Premium 7-Speaker Sound System, Brake assist, Buckle to Drive, Bumpers: body-color, Compass, Deep-Tinted Glass, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Electric Rear-Window Defogger, Electronic Stability Control, Emergency communication system: OnStar, Engine Block Heater, Exhaust Brake, Floor-Mounted Center Console, Following Distance Indicator, Forward Collision Alert, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front Pedestrian Braking, Front Premium Floor Liners with Removable Carpet Insert, Front Rain-Sensing Wipers, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Gloss Black Header Grille and Grille Insert Bars, Gooseneck/5th Wheel Prep Package, HD Surround Vision, Heated 2nd Row Outboard Seats, Heated door mirrors, Heated Driver and Front Outboard Passenger Seats, Heated front seats, Heated rear seats, Heated steering wheel, Heavy-Duty 80 Amp Battery, Hill Descent Control, Hitch Guidance with Hitch View, Illuminated entry, in-Vehicle Trailering System App, Inside Rearview Auo-Dimming Rear Camera Mirror, IntelliBeam Automatic High Beam on/Off, Keyless Open and Start, Lane Departure Warning System, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Low tire pressure warning, Manual Tilt-Wheel/Telescoping Steering Column, Max Trailering Package, Memory seat, Multicolor 15" Diagonal Head-Up Display, Occupant sensing airbag, Off-Road Suspension, OnStar Services Capable, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather-Appointed Front Seat Trim, Pickup Box, Power door mirrors, Power driver seat, Power Front Passenger Windows with Express Up/Down, Power passenger seat, Power Sliding Rear Window with Defogger, Power steering, Power Sunroof, Power windows, Preferred Equipment Group 4SB, Premium audio system: Premium GMC Infotainment System, Push Button Start, Radio: AM/FM Stereo with Premium GMC Infotainment System, Rain sensing wipers, Rear Cross Traffic Alert, Rear Premium Floor Liners with Removable Carpet Insert, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear Wheelhouse Liners, Rear window defroster, Remote keyless entry, Remote Vehicle Starter System, Safety Alert Seat, Security system, SiriusXM with 360L Trial Subscription, Speed control, Speed-sensing steering, Split folding rear seat, Spray-on Pickup Bedliner with GMC Logo, Steering Wheel Audio Controls, Steering wheel mounted audio controls, Tachometer, Technology Package, Telescoping steering wheel, Tilt steering wheel, Traction control, Trailer Cam Provisions and Trailer Viewing Software, Trailer Side Blind Zone Alert, Trip computer, Turn signal indicator mirrors, Ultrasonic Front and Rear Park Assist, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Variably intermittent wipers, Ventilated Driver and Front Passenger Seats, Ventilated front seats, Voltmet

Features & options (120)

  • 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
  • SiriusXM with 360L Trial Subscription
  • 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
  • Place and receive hands-free phone calls
  • SiriusXM Trial Subscription
  • Spare tire carrier lock
  • Helps keep spare tire secure
  • Tailgate and bed rail protection caps
  • Cab-mounted cargo area lamps
  • Activated by switch located on center switch bank
  • Illuminates the cargo bed area
  • 20" high gloss Black aluminum wheels
  • Animated LED Signature Tail lamps with Stop, turn and Reverse lamps
  • LED taillamps with LED stop lights and animation
  • Body-color rear bumper
  • With integrated CornerSteps
  • Animated LED projectors headlamps with LED turn signals and Daytime Running Lamps
  • Cargo tie-downs
  • 12-fixed rated at 500 lbs. per corner
  • Cargo bed LED lighting
  • Provides light to find cargo in the bed
  • CornerStep rear bumper
  • Located at each end of the rear bumper
  • Textured step pads to help provide secure footing
  • Body-color door handles
  • Side Bed Step
  • Black textured step pads help provide secure footing
  • LED fog lamps
  • Black beltline moldings
  • 20" LT275/65R20 all-terrain, blackwall tires
  • Rear wheelhouse liners
  • Deep-tinted glass
  • Provides added protection from sun and glare
  • High gloss Black mirror caps
  • 18" LT275/70R18 all-terrain, blackwall spare tire
  • GMC MultiPro Tailgate
  • Hitch area lighting
  • Power lock and release
  • Rainsense automatic wipers
  • Grille (Gloss Black header and grille insert bars with Black Chrome accents.)
  • Spray-on bedliner
  • Includes GMC logo on all trims except PRO
  • Tailgate with EZ Lift assist, power lock & release
  • Body-color front bumper
  • 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
  • IntelliBeam
  • Winter Grille Cover
  • Coastal Dune
  • Black Sport steps
  • Black powder-coat finish
  • 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
  • Rear Seat Reminder
  • 12.3" diagonal color Driver Information Center
  • High definition display provides crisp, premium appearance
  • USB ports
  • (2) Data/charge ports located inside center console
  • Keyless Open and Start
  • Lockout protection helps you avoid locking keys in the vehicle
  • Rear air vents
  • Provides cabin comfort for rear occupants
  • Dual-zone automatic climate control
  • Allows individual climate settings for both driver and front passenger
  • Outside temperature display
  • Located in infotainment display
  • 120-volt power outlet
  • 3-prong auxiliary household-style outlet
  • Located on the instrument panel
  • 120-volt box-mounted power outlet
  • Located in the pickup bed
  • Power door locks
  • Ventilated driver and front passenger seats
  • Individually controlled
  • Cooling feature includes both seatbacks and cushions
  • Steering-wheel mounted controls
  • Manual tilt and telescoping steering column

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 Cullman, Alabama
Asking price$78,154Dealer asking price · 8 mi
Market value$77,854Market value · based on 73 comparable cars
vs. market Fair price+0.4%Fair price · based on 73 comparable cars

Where this price sits

In the typical middle range · 32% of 73 similar listings ask more than this car.

$70,779lowest$88,820highest
Middle 50% of asking pricesMarket valueThis car

Price vs. market value

+0.4%
−25%Market value+25%
Fair price$300 above the market value of $77,854

Price range

$78,154
$70,779$88,820
47th lowest price of 74 similar listings within 50 milesTick marks the market value · range of 73 similar listings

AutosXchange Insights

  • Compared with 73 new 2026 GMC Sierra 2500 AT4 listings within 50 mi.
  • Priced $300 above the market value of 73 comparable cars — compare options, condition and history.
  • 47th lowest price of 74 similar listings within 50 miles.
  • About 8 miles per year of age (U.S. average is roughly 12,000–14,000).
  • Stock # 70572 — 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 5, 2026. No price change at this dealership since Nov 5 ($78,154).0 price changes at this dealership: $78,154 → $78,154.

$77.9k$78.0k$78.1k$78.2k$78.3k$78.4kNov 5Nov 6Nov 7Nov 9Nov 10Nov 11

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

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 AT4 · new · within 50 miles of Cullman, Alabama. Showing the 12 nearest of 73 comparable cars for sale, nearest first.

More GMC Sierra 2500 near Cullman

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