New 2026 GMC Sierra 1500 SLT
Dubuque, IA 52003
For Sale:$69,620
Estimated payment:$1,486/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score
- Truck
- Pickup
- Crew Cab
- Extended Front Legroom
- Condition
- New
- Aggregate Ratings
- 3.83.8 out of 5 stars
- Generation
- 4(2019 - 2026)
- Trim
- SLT
- Drivetrain
- 4X4
- Transmission
- 10-Speed Shiftable Automatic
- Exterior Color
- Glacier White Tricoat (White)Factory Paint Code:G4J
- Size Segment
- 1/2 Ton
- Doors
- 4
- Max Seating
- 6
- Max Towing Capacity
- 9,100lbs.
- Weight Class
- 6,000-10,000 lbs. (2)
- Final Assembly Point
- Silao, Mexico
- VIN
- 3GTUUDE87TG339558
Engine3L I6 Diesel 305hp
- Fuel Type:Diesel
- Max Horsepower:305 hp @ 3750 rpm
- Max Torque:495 ft.lbf @ 2750 rpm
- Brand:Duramax
- Displacement:3liters
- Block Type:I
- Cylinders:6
- Aspiration:Turbo
- Fuel Induction:Common Rail Direct Injection
- Redline:5,250rpm
- Oil Capacity:6.6liters
- Cam Type:DOHC
- Stroke:3.54
- Bore:3.3
- Valves:24
* Based on opinions and should be considered as general guidance only.
- Reliability (4)4 out of 5 starsGeneral Motors trucks generally have a solid reputation for reliability, and the Sierra 1500 is expected to continue this trend with robust engineering.
- Maintenance (3)3 out of 5 starsScheduled maintenance is straightforward, but parts and specialized labor for GMC trucks can sometimes be more costly than for some mainstream competitors.
- Technology (4)4 out of 5 starsGMC equips the Sierra 1500 SLT with a modern infotainment system and a suite of driver-assistance features, though some competitors offer slightly more intuitive interfaces.
- Comfort (4)4 out of 5 starsThe SLT trim provides a comfortable cabin with well-appointed seating and good noise insulation, making it pleasant for both daily commutes and longer journeys.
- Dynamics (4)4 out of 5 starsThe 2026 Sierra 1500 SLT offers a capable and composed driving experience, with responsive steering and a smooth ride, though it's not as agile as some smaller trucks.
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Listed on April 29, 2026 (5 hours ago)
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