
2026 GMC Sierra 3500HD
Mileage: 6 · Slidell, LA
2026 GMC Sierra 3500HD Pro Crew Cab LB DRW 4WD
Slidell, LA
$66,725
MSRP
$72,725
Dealer rating
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Features
Mileage
6
Drivetrain
Four-Wheel Drive
Exterior color
Summit White
Interior color
Jet Black
Engine
470 hp 6.6L V8 Biodiesel
Fuel type
Biodiesel
Transmission
Automatic
Blind spot monitoring
Finance in advance
Overview
- Make:GMC
- Model:Sierra 3500HD
- Year:2026
- Trim:Pro
- Body type:Pickup Truck
- Exterior color:Summit White
- Interior color:Jet Black
- Mileage:6 mi
- Condition:New
- VIN:1GT4USEY5TF188290
- Stock number:26G1771
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
- Blind Spot Monitoring
- 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:98 in
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 $5,500.
Dealer

Dealer reviews
Dealer's description
This 2026 GMC Sierra 3500HD Pro is proudly offered by Legacy Buick GMC This GMC includes: ALTERNATORS, DUAL, 220-AMPS PRIMARY, 170-AMPS AUXILIARY POWER OUTLET, INSTRUMENT PANEL, 120-VOLT ENGINE, DURAMAX 6.6L TURBO-DIESEL V8, B20-DIESEL COMPATIBLE Diesel Fuel 8 Cylinder Engine Turbocharged CONVENIENCE PACKAGE Rear Defrost TRANSMISSION, 10-SPEED AUTOMATIC A/T 10-Speed A/T GOOSENECK / 5TH WHEEL PREP PACKAGE Tow Hitch Bed Liner 1SA PRO SAFETY PLUS PACKAGE Rear Parking Aid Blind Spot Monitor Cross-Traffic Alert LPO, BLACK ASSIST STEP Running Boards/Side Steps *Note - For third party subscriptions or services, please contact the dealer for more information.* There's a level of quality and refinement in this GMC Sierra 3500HD Pro that you won't find in your average vehicle. Where do you want to go today? With 4WD, you can choose to drive virtually anywhere and on terrain 2WD vehicles can't handle. The look is unmistakably GMC, the smooth contours and cutting-edge technology of this GMC Sierra 3500HD Pro 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.
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