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Atlantic Auto Brokers LLC

15428 S Dupont Hwy, Harrington, DE 19952
4.7
4.7 out of 5 stars
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Used 2018 GMC Sierra 2500HD SLT

70,886 miles
For Sale:$41,495
Estimated payment:$941/mo.
$0 trade-in, 10% down payment, 48 months, Great credit score

Value ChartA visual chart indicating the fair price range is between $32,800 and $38,400, while the current price is $41,495.$32,800 - $38,400$41,495

  • Priced at $41,495, this vehicle is $3,095 above the high end of its fair market value of $38,400.

  • The current fair market price range is between $32,800 to $38,400.

  • It has 70,886 miles, which is 46,614 (40%) below the median mileage of 117,500.

Note: This is an estimate based on a variety of factors (experimental feature). It is intended to provide a fair market value range to help guide your buying decision.

View Full Value Report
Used 2018 GMC Sierra 2500HD SLT for sale near Dover, Seaford, Milford, Georgetown, Milton, Camden Wyoming, Felton, Magnolia
Used 2018 GMC Sierra 2500HD SLT for sale near Dover, Seaford, Milford, Georgetown, Milton, Camden Wyoming, Felton, Magnolia
Used 2018 GMC Sierra 2500HD SLT for sale near Dover, Seaford, Milford, Georgetown, Milton, Camden Wyoming, Felton, Magnolia
Used 2018 GMC Sierra 2500HD SLT for sale near Dover, Seaford, Milford, Georgetown, Milton, Camden Wyoming, Felton, Magnolia
Used 2018 GMC Sierra 2500HD SLT for sale near Dover, Seaford, Milford, Georgetown, Milton, Camden Wyoming, Felton, Magnolia
  • Truck
  • Pickup
  • Crew Cab
  • Extended Front Legroom
  • Condition
    Used
  • Mileage
    70,886miles
  • Aggregate Ratings
    3.6
    3.6 out of 5 stars
  • Generation
    3(2014 - 2019)
  • Trim
    SLT
  • Drivetrain
    4X4
  • Transmission
    6-Speed Shiftable Automatic
  • Exterior Color
    Onyx Black (Black)Factory Paint Code:GBA
  • Interior Color
    BlackLeather
  • Size Segment
    Heavy Duty
  • Doors
    4
  • Max Seating
    6
  • Ground Clearance
    9.7inch
  • NHTSA Safety Ratings
    4
    4 out of 5 stars
  • Final Assembly Point
    Flint, Michigan
  • VIN
    1GT12TEG2JF277348

Engine6L V8 Flex Fuel 360hp

  • Fuel Type:Flex Fuel
  • Fuel Quality:87
  • Max Horsepower:360 hp @ 5400 rpm
  • Max Torque:380 ft.lbf @ 4200 rpm
  • Brand:Vortec
  • Displacement:6liters
  • Block Type:V
  • Cylinders:8
  • Aspiration:Naturally Aspirated
  • Fuel Induction:Sequential Electronic Fuel Injection
  • Redline:6,000rpm
  • Oil Capacity:5.7liters
  • Cam Type:OHV
  • Stroke:3.62
  • Bore:4
  • Valves:16

Message from the seller

Atlantic Auto Brokers is proud to GUARANTEE Delaware & Maryland inspection on ALL vehicles! Everything we sell is fully serviced and safety checked prior to leaving our lot. A Carfax History Report is available on all vehicles at no charge! Please give us a call at 302-566-6322 to confirm availability, schedule a test drive, discuss financing options, or with any other questions. We are located at 15428 South Dupont Highway, Harrington, DE 19952 and can be found on the web at  Thank you for your interest and we look forward to hearing from you!

* Based on opinions and should be considered as general guidance only.

  • Reliability (4)
    4 out of 5 stars
    GMC Sierra HD trucks generally have a strong reputation for reliability, and the 2018 model is no exception. With proper maintenance, these trucks are known to last a long time without major issues, especially the Duramax diesel engine.
  • Maintenance (3)
    3 out of 5 stars
    Maintenance costs are typical for a heavy-duty truck. Parts and labor can be more expensive than for a regular passenger vehicle, especially for the diesel engine. However, routine service intervals are reasonable, and many common tasks can be performed by competent independent shops.
  • Technology (3)
    3 out of 5 stars
    The technology in the 2018 model is functional but not cutting-edge. The infotainment system is user-friendly with Apple CarPlay and Android Auto, but the screen size and overall interface feel a bit dated compared to newer trucks. Essential features are present, but advanced driver-assist systems are limited.
  • Comfort (4)
    4 out of 5 stars
    The SLT trim offers a very comfortable interior with quality materials. The seats are supportive for long drives, and the cabin is surprisingly quiet, minimizing road and engine noise. Ride quality is good for a HD truck, absorbing most bumps without being jarring.
  • Dynamics (4)
    4 out of 5 stars
    For a heavy-duty truck, the 2018 Sierra 2500HD SLT handles remarkably well. The steering is responsive, and it feels stable on the highway, even when towing. It's not a sports car, but for its class, it's impressive.

  • Seating:

    • Seating Rows:2
    • Standard Seating:6
    • Max Seating:6
    • Leg Room (front):45.3in.
    • Leg Room (rear):40.9in.

  • Measurements:

    • Width:80.5in.
    • Ground Clearance:9.7in.

  • Wheels & Tires:

    • Tire:LT265/70R18E

  • Fuel Tank:

    • Fuel Tank Volume:36gallon

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Listed on March 31, 2026 (21 days ago)
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This Used 2018 GMC Sierra 2500HD SLT is available for drivers in Dover, Seaford, Milford, Georgetown, Milton, Camden Wyoming, Felton, Magnolia ...

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