
2026 GMC Sierra 3500HD
Mileage: 8 · Slidell, LA
2026 GMC Sierra 3500HD AT4 Crew Cab 4WD
Slidell, LA
$82,680
MSRP
$93,680
Dealer rating
Request information
Features
Mileage
8
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Jet Black With Kalahari Accents
Engine
470 hp 6.6L V8 Biodiesel
Fuel type
Biodiesel
Transmission
Automatic
Sunroof/Moonroof
Finance in advance
Overview
- Make:GMC
- Model:Sierra 3500HD
- Year:2026
- Trim:AT4
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Jet Black With Kalahari Accents
- Mileage:8 mi
- Condition:New
- VIN:1GT4UVEY8TF161246
- Stock number:26G1619
Fuel economy
- Fuel tank size:35 gal
- Fuel type:Biodiesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- Engine:470 hp 6.6L V8 Biodiesel
- Horsepower:470 hp
Safety
- ABS Brakes
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:82 in
Options
AT4 Premium Plus Package
Alternators, Dual, 220-Amps Primary, 170-Amps Auxiliary
Engine, Duramax 6.6L Turbo-Diesel V8, B20-Diesel Compatible
Gooseneck / 5TH Wheel Prep Package
LPO, Body Color Wheel Arch Moldings
LPO, Hard Folding Truck Bed Cover By REALTRUCK Advantage
Onyx Black
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing
- Selling slowlyOn the market longer than average. There may be flexibility on price.
- Price decreasedPrice went down by $10,500.
Dealer

Dealer reviews
Dealer's description
This 2026 GMC Sierra 3500HD AT4 is proudly offered by Legacy Buick GMC This GMC includes: ONYX BLACK AT4 PREMIUM PLUS PACKAGE Generic Sun/Moonroof Sun/Moonroof GVWR, 12,100 LBS TRANSMISSION, 10-SPEED AUTOMATIC A/T 10-Speed A/T LPO, BODY COLOR WHEEL ARCH MOLDINGS GOOSENECK / 5TH WHEEL PREP PACKAGE Tow Hitch LPO, HARD FOLDING TRUCK BED COVER BY REALTRUCK ADVANTAGE Pickup Bed Tonneau Cover ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged *Note - For third party subscriptions or services, please contact the dealer for more information.* Pull up in the vehicle and the valet will want to parked on the front row. This GMC Sierra 3500HD AT4 is the vehicle others dream to own. Don't miss your chance to make it your new ride. Taking the road less traveled has never been more fun than with this 4WD. With improved performance, mileage and acceleration, this 2026 4WD GMC Sierra 3500HD AT4 is king of the off-road. You can finally stop searching... You've found the one you've been looking for. 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.
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