
2026 GMC Sierra 1500
Mileage: 3 · Slidell, LA
2026 GMC Sierra 1500 AT4 Crew Cab 4WD
Slidell, LA
$65,355
MSRP
$75,105
Dealer rating
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Features
Mileage
3
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Jet Black With Kalahari Accents
MPG
22 MPG
Engine
3L I6 Diesel
Fuel type
Diesel
Transmission
Automatic
Finance in advance
Overview
- Make:GMC
- Model:Sierra 1500
- Year:2026
- Trim:AT4
- Body type:Pickup Truck
- Exterior color:Onyx Black
- Interior color:Jet Black With Kalahari Accents
- Mileage:3 mi
- Condition:New
- VIN:3GTUUEE80TG292928
- Stock number:26G2082
Fuel economy
- Fuel tank size:24 gal
- Combined gas mileage:22 MPG
- City gas mileage:21 MPG
- Highway gas mileage:24 MPG
- Fuel type:Diesel
Performance
- Transmission:Automatic
- Drivetrain:Four-Wheel Drive
- 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
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing
- Price decreasedPrice went down by $7,500.
Dealer

Dealer reviews
Dealer's description
This outstanding example of a 2026 GMC Sierra 1500 AT4 is offered by Legacy Buick GMC. Pull up in the vehicle and the valet will want to parked on the front row. This GMC Sierra 1500 AT4 is the vehicle others dream to own. Don't miss your chance to make it your new ride. This vehicle comes with 4WD for better traction on unstable surfaces, like snow and dirt to give you the edge over anything you might encounter on the road. Look no further, you have found exactly what you've been looking for. This is about the time when you're saying it is too good to be true, and let us be the one's to tell you, it is absolutely true. 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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* 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.







