
2026 GMC Sierra 1500
Mileage: 1 · Plattsburgh, NY
2026 GMC Sierra 1500 AT4 Crew Cab 4WD
Plattsburgh, NY
$69,500
MSRP
Dealer rating
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Features
Mileage
1
Drivetrain
Four-Wheel Drive
Exterior color
Onyx Black
Interior color
Jet Black with Kalahari accents, Perforated leathe
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, Perforated leathe
- Mileage:1 mi
- Condition:New
- VIN:1GTUUEE82TZ278397
- Stock number:260044
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
- Backup Camera
- Blind Spot Monitoring
- Curtain Airbags
- Driver Airbag
- Front Side Airbags
- Parking Sensors
- Passenger Airbag
Measurements
- Doors:4 doors
- Front legroom:44 in
- Back legroom:43 in
- Cabin size:Crew Cab
- Cargo volume:69 in
Options
AT4 Preferred Package
AT4 Premium Package
Onyx Black
Technology Package
History
Clean title
No issues reported.
0 accidents reported
No accidents or damage reported.
Pricing

Selling slowly
Price decreased
102 days at this dealership
Dealer

Dealer reviews
Dealer's description
Onyx Black 2026 GMC Sierra 1500 AT4 4WD 10-Speed Automatic 3.0L I6 10-Way Power Driver Seat Adjuster with Lumbar, 10-Way Power Passenger Seat Adjuster with Lumbar, 120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, AT4 Preferred Package, AT4 Premium Package, Auto High-beam Headlights, Bed View Camera, Heated front seats, Heated rear seats, Heated steering wheel, Hitch Guidance, Memory seat, Multicolor 15 Diagonal Head-Up Display, Navigation System, Off-Road High Clearance Step, Power Sliding Rear Window with Rear Defogger, Power Sunroof, Premium Bose 7-Speaker Sound System, Rear Camera Mirror, Remote Vehicle Starter System, Spray-on Pickup Bedliner with GMC Logo, Technology Package, Trailering Package, Universal Home Remote, Ventilated front seats, Wheels: 20 x 9 Machined Aluminum, Wireless Apple CarPlay/Wireless Android Auto, Wireless Charging.At Brennan Buick GMC, we're here for you throughout the life of your vehicle. If you're in the market for a new or used truck, SUV, or car, visit our dealership to see the best that Brennan Buick GMC has to offer. Price includes: $1750 - Purchase Allowance. Exp. 06/01/2026 $500 - Bonus Cash. Exp. 06/01/2026
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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.







