Legacy GMC · Slidell, LA

2026 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive AT4

5 miles · truck · Price dropped $2,000

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PUBLISHED DEALER DETAILS

Complete vehicle specifications

Year2026

MakeGMC

ModelSierra 1500

Trim4-Wheel AT4

VIN3GTUUEE80TG498623

Stock number26G2679

Mileage5 miles

BodyPickup

Engine3.0L 6-cyl turbo

Displacement3.0L

TransmissionAutomatic

Drivetrain4WD

FuelDiesel

MPG22 city / 26 hwy

ExteriorSummit White

Towing8700

Vehicle description

Contact Legacy Buick GMC today for information on dozens of vehicles like this 2026 GMC Sierra 1500 AT4. This GMC includes: LPO, HARD FOLDING TRUCK BED COVER BY REALTRUCK ADVANTAGE Pickup Bed Tonneau Cover LPO, BODY COLOR WHEEL ARCH MOLDINGS TECHNOLOGY PACKAGE Back-Up Camera Heads-Up Display AT4 PREMIUM PACKAGE Running Boards/Side Steps TRANSMISSION, 10-SPEED AUTOMATIC WITH ELECTRONIC PRECISION SHIFT, ELECTRONICALLY CONTROLLED Transmission w/Dual Shift Mode A/T 10-Speed A/T ENGINE, DURAMAX 3.0L TURBO-DIESEL I6 Diesel Fuel Straight 6 Cylinder Engine Turbocharged *Note - For third party subscriptions or services, please contact the dealer for more information.* You appreciate the finer things in life, the vehicle you drive should not be the exception. Style, performance, sophistication is in a class of its own with this stunning GMC Sierra 1500 AT4. This 4WD-equipped vehicle will handle beautifully on any terrain and in any weather condition your may find yourself in. The benefits of driving a 4 wheel drive vehicle, such as this GMC Sierra 1500 AT4, include superior traction and stability. The look is unmistakably GMC, the smooth contours and cutting-edge technology of this GMC Sierra 1500 AT4 will definitely turn heads. Dealer Disclosure: Prices do not include state and local tax, title, license, notarial fees, convenience fees, documentary fees, and any finance charges. All prices, specifications and availability subject to change without notice. Contact dealer for most current information .Not available with special finance, lease and some other offers

Features & options (250)

Adaptive Cruise Control
Bluetooth®
Heated Steering Wheel
Remote Start
4WD/AWD
Android Auto
Apple CarPlay
Keyless Entry
Keyless Ignition System
Leather Seats
Wi-Fi Hotspot
Emergency Brake Assist
Lane Departure Warning
Lane Keep Assist
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 Apple CarPlay/Wireless Android Auto capability for compatible phones
Can use Apple CarPlay and Android Auto wirelessly
Wi-Fi Hotspot capable
May require additional optional equipment
Steering-wheel mounted controls
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
Deep-tinted glass
Provides added protection from sun and glare
Body-color door handles
Rainsense automatic wipers
Grille (Black chrome grille insert bars with gloss black header and accents.)
17" full-size spare steel wheel with Black finish
LED projectors with Fade-on/ Fade-off animation, LED turn signals and Daytime Running Lamps
20" machined aluminum wheels with Carbon Grey Metallic accents
Cargo bed LED lighting
Provides light to find cargo in the bed
Rear pillar lamps
Perimeter Lighting
Spare tire carrier lock
Helps keep spare tire secure
Utilizes the same key as the door and ignition
Rear wheelhouse liners
IntelliBeam
Heated, power, driver-side auto-dimming, power-folding outside mirrors
Puddle lamps
Memory setting
Taillamps, LED LED signature taillight with LED stop, turn & reverse and Fade-on/Fade-off animation
Black mirror caps
Body-color front bumper
Cab-mounted cargo area lamps
With switch in switch bank left of the steering wheel
Illuminates the cargo bed area
GMC MultiPro Tailgate
Tailgate with EZ Lift assist, power lock & release
Hitch area lighting
17" 255/80R17SL all-season, blackwall spare tire
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
Spray-on bedliner
Includes logo on all trims except PRO
LED fog lamps
Help minimize glare in adverse driving conditions
20" 275/60R20SL all-terrain, blackwall tires
Body-color rear bumper
Off-Road High Clearance Steps
Textured step pads help provide secure footing
Power sliding rear window with rear defogger
Body color wheel arch moldings
Power sunroof
Retracts into the roof
Offers tilt and slide features with express-open and -close
Summit White
Hard Folding Truck Bed Cover by RealTruck Advantage
Lockable
Carpeted floor covering
Color-keyed to match the interior
13.4" diagonal multicolor reconfigurable Infotainment screen
Rear air vents
Provides cabin comfort for rear occupants
In-Vehicle Trailering App
Checklist
Trailer light sequencing
Trailer maintenance reminders
Trailer security alerts
Trailer mileage
Tow/haul reminder
Trailer electrical diagnostics
Power tilt and telescoping steering column
Use the driver memory to save and recall memory settings
Provides extra comfort when entering or exiting the vehicle
You can always override the feature and take control
120-volt box-mounted power outlet
3-prong auxiliary household-style outlet
Located in the pickup bed
Steering column lock, electrical
Ventilated driver and front passenger seats
Individually controlled
Cooling feature includes both seatbacks and cushions
Driver memory
Power windows
Front passenger with express-up/down
Seat trim, Perforated leather front
120-volt power outlet
Located on the instrument panel
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
Power door locks
Programmable
10-way power driver seat with power lumbar
Moves the seat forward and back, and up and down
Tilt the seat cushion and seatbacks
Premium front floor liners with removable carpet insert
12.3" diagonal color Driver Information Center
Assist handles
Front A-pillar mounted for Driver and Passenger
Rear B-pillar mounted
Front bucket seats
Includes center console
(2) Charge ports located on rear of console
Driver with express-up/down
Dual-zone automatic climate control
Allows individual climate settings for both driver and front passenger
Wireless Charging
Uses induction technology for portable electronic devices
Convenient charging location at the front of the center console
Device may require optional case for phones that are compatible
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)
Compass
Located in instrument cluster
10-way power front passenger seat
Forward and back
Up and down
Tilt seat cushion back and upright
Recline seatback up and down
Includes 2-way power lumbar
Premium rear floor liners with removable carpet insert
(2) First row, located on console
Power windows with rear express-down
Wrapped steering wheel
Rear window defogger
Outside temperature display
Located in infotainment display
Front center console
Heated rear outboard seats
Heated driver and front outboard passenger seats
Head-Up Display
Multi-color 15" diagonal Head-Up Display
Adjustable vertical position and brightness of the display
Universal Home Remote
3-channel programmable
Rear Camera Mirror
The feature also allows brightness, vertical tilt and zoom adjustments
Jet Black with Kalahari accents, Perforated leather front seat trim
220-amp alternator
Cargo tie-downs (12)
Pickup bed
Roll-formed high-strength steel
4-wheel antilock disc brakes
Heavy-duty 850 cold-cranking amps battery
95 Amp-hr
Maintenance-free with rundown protection and retained accessory power
Heavy-Duty Air Filter
Hill Descent Control
Uses antilock braking to help provide a smooth, controlled descent
Activates by pushing a button below the instrument panel
Skid plates
2-speed Autotrac Transfer Case
2WD HI mode
Vehicle operates in 2-wheel drive
Suitable for routine driving on all road surfaces
4WD Auto mode
4WD HI mode
4WD LO mode
Neutral
Dual-outlet exhaust
Integrated into rear bumper
Aluminized stainless-steel muffler and tailpipes
Brake pad wear indicator
7,200 lbs. GVWR
3.23 rear axle ratio
Push Button Start
Automatic locking rear differential
Electric Power Steering
Electric, rack-mounted with variable assist
Steering assist is greater during low-speed maneuvers, such as parking
Red vertical recovery hooks
Two front frame-mounted
Aluminized stainless-steel muffler and tailpipe
Capless fuel fill
Fully boxed frame
Hydroformed front section
High-strength steel
Off-Road, 2-inch factory-installed lift
Monotube Rancho shocks
Provides more ground clearance
Improved approach and departure angles
Four wheel drive
Integrated trailer brake controller
Integrated with the antilock brake system (ABS)
Emissions, Federal requirements
GMC Pro Safety
Forward Collision Alert
Following Distance Indicator
Front Pedestrian Braking
Lane Keep Assist with Lane Departure Warning
Automatic Emergency Braking
Buckle to Drive
Safety Alert Seat on AT4, AT4X, Denali and Denali Ultimate
Trailering Package
Trailer hitch
Trailering hitch platform
Includes a 2" receiver hitch, 4-pin and 7-pin connectors
Hitch Guidance
AT4 Preferred Package
Rear sliding power window
AT4 Preferred Equipment Group includes standard equipment
AT4 Premium Package
Technology Package
Bed View Camera on AT4
Option/package discount
LED Daytime Running Lamps
Daytime Running Lamps automatically illuminate signature lighting
6 airbags
Dual-stage frontal airbags for driver and front outboard passenger
Head-curtain airbags for outboard seating positions
Works at speeds between 5 and 50 mph
Designed to help you maintain a safe following distance
Seat Belt Adjustable Guide Loops

Dealer-provided information may change. Confirm availability, price, vehicle condition, taxes and fees with the selling dealership.

AutosXchange Intel

Vehicle price analysis

Live listings · nationwide

Asking price$61,855Dealer asking price · 5 mi

Market value$62,938Market value · based on 97 comparable cars

vs. market Fair price-1.7%Fair price · based on 97 comparable cars

Where this price sits

Among the lowest-priced · 86% of 97 similar listings ask more than this car.

Market value $62,938

This car$61,855

$59,105lowest$104,805highest

Middle 50% of asking pricesMarket valueThis car

Price vs. market value

−25%Market value+25%

Fair price$1,083 below the market value of $62,938

Price range

$59,105$104,805

12th lowest price of 98 similar listings nationwideTick marks the market value · range of 97 similar listings

AutosXchange Insights

Compared with 97 new 2026 GMC Sierra 1500 4-Wheel AT4 listings nationwide.
Priced $1,083 below the market value of 97 comparable cars.
12th lowest price of 98 similar listings nationwide.
About 5 miles per year of age (U.S. average is roughly 12,000–14,000).
Stock # 26G2679 — 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. 1 price change at this dealership: $63,855 → $61,855 (−$2,000).

Market activity: Legacy GMC cut prices on 10 2026 GMC Sierra 1500 by an average of $1,500

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

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 1500 4-Wheel AT4 · new · nationwide. Showing the 12 nearest of 97 comparable cars for sale, nearest first.

2026 GMC Sierra 1500 Crew Cab Short Box 4-Wheel Drive AT4 4-Wheel AT4 for sale at Legacy GMC in Slidell, LA

Price drop −$2,000

31 photos