
2026 GMC Sierra 1500
Mileage: 3 · Slidell, LA
2026 GMC Sierra 1500 SLT Crew Cab RWD
Slidell, LA
$55,765
MSRP
Dealer rating
Request information
Features
Mileage
3
Drivetrain
4X2
Exterior color
Summit White
Interior color
Dark Walnut/slate
MPG
25 MPG
Engine
3L I6 Diesel
Fuel type
Diesel
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2026
- Trim:SLT RWD
- Body type:Pickup Truck
- Exterior color:Summit White
- Interior color:Dark Walnut/slate
- Mileage:3 mi
- Condition:New
- VIN:3GTPHDE89TG336758
- Stock number:26G2121
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:25 MPG
- City gas mileage:23 MPG
- Highway gas mileage:28 MPG
- Fuel type:Diesel
Performance
- Transmission:Automatic
- Drivetrain:4X2
- Engine:3L I6 Diesel
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:69 in
Options
Engine, Duramax 3.0L Turbo-Diesel I6
LPO, Body Color Wheel Arch Moldings
SLT Premium Plus Package
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing

Price decreased
43 days at this dealership
Dealer

Dealer reviews
Dealer's description
Contact Legacy Buick GMC today for information on dozens of vehicles like this 2026 GMC Sierra 1500 SLT. This GMC includes: GVWR, 7000 LBS 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 LPO, BODY COLOR WHEEL ARCH MOLDINGS SLT PREMIUM PLUS PACKAGE Aluminum Wheels Bed Liner 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 1500 SLT that you won't find in your average vehicle. This vehicle won't last long, take it home today. This is the one. Just what 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.
By clicking "Email me," you agree to our Privacy Policy and Terms of Use.
* Fuel economy figures shown are provided from EPA mileage estimates and may not be comparable across different model years. Actual mileage will vary, depending on specific options selected, vehicle maintenance and your driving habits
Vehicle information is provided by the seller or other third parties; CarGurus is not responsible for the accuracy of such information. Price may exclude certain taxes, fees, and/or charges. See seller for details.





