Used GMC Sierra 2500HD for Sale nearWillimantic, CT
790 vehicles found
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 47,995
- Stock #:
- C48703
- VIN:
- 1GT19PEY6PF211129
Sponsored by Imperial Chevrolet
2023 GMC Sierra 2500HD
AT4 Crew Cab 4WD
47,995 mi
$61,467
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 13,332
- Stock #:
- C48867
- VIN:
- 1GT19REY8RF167407
Sponsored Listing
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
13,332 mi
$74,467
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 96,647
- Stock #:
- 11827A
- VIN:
- 1GT49REY6PF198150
Sponsored Listing
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
96,647 mi
$50,996
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 44,845
- Stock #:
- U10448
- VIN:
- 1GT19XEY5RF160256
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
44,845 mi
$68,991
- Year:
- 2017
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- Onyx Black
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black/Spice Red All Terrain
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 116,093
- Stock #:
- 115532N
- VIN:
- 1GT12TEG5HF115532
-$1,010
2017 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
116,093 mi
$26,985
$25,975
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Onyx Black
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 54,932
- Stock #:
- P42424A
- VIN:
- 1GT49RE7XMF230195
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
54,932 mi
$51,415
- Year:
- 2019
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- White
- Fuel type:
- Biodiesel
- Interior color:
- Brown (Tan)
- Transmission:
- Automatic
- Mileage:
- 77,350
- Stock #:
- 34321A
- VIN:
- 1GT12SEY6KF229338
2019 GMC Sierra 2500HD
Denali Crew Cab 4WD
77,350 mi
$46,716
- Year:
- 2016
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 397 hp 6.6L V8 Diesel
- Exterior color:
- Onyx Black
- Fuel type:
- Diesel
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 108,884
- Stock #:
- 6N00013A
- VIN:
- 1GT12UE88GF110841
2016 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
108,884 mi
$39,197
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 51,211
- Stock #:
- 5155
- VIN:
- 1GT49REY9RF320888
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
51,211 mi
$67,656
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 78,548
- Stock #:
- MX4310
- VIN:
- 1GT19REY6NF101903
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
78,548 mi
$55,321
- Year:
- 2015
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 360 hp 6L V8 Flex Fuel Vehicle
- Exterior color:
- Onyx Black
- Fuel type:
- Flex Fuel Vehicle
- Transmission:
- Automatic
- Mileage:
- 143,955
- VIN:
- 1GT120EG5FF637914
2015 GMC Sierra 2500HD
Denali Crew Cab SB 4WD
143,955 mi
$26,798
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 102,778
- Stock #:
- 141014
- VIN:
- 1GT49PEY1LF141014
2020 GMC Sierra 2500HD
AT4 Crew Cab 4WD
102,778 mi
$47,179
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- White Frost Tricoat
- Fuel type:
- Gasoline
- Interior color:
- Gray (Dark Walnut/Dark Ash Grey)
- Transmission:
- 6-Speed Automatic
- Mileage:
- 49,104
- Stock #:
- 52172AQ
- VIN:
- 1GT49RE70NF311515
-$1,922
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
49,104 mi
$52,885
$50,963
Recommended model year:
2025 GMC Sierra 2500HD
Shop 2025 GMC Sierra 2500HD »With 3,954 currently listed for sale and an average price of $75,460, 35.5% of 2025 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2025 GMC Sierra 2500HD 5 / 5 stars.
94.8% of 2025 Sierra 2500HD models on CarGurus are accident free.
The 2025 GMC Sierra 2500HD stands out with advanced safety features, high towing capacity, and luxury amenities typical of higher-end trucks.
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 85,453
- Stock #:
- GW6968A
- VIN:
- 1GT49REY2NF109669
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
85,453 mi
$53,099
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 45,847
- Stock #:
- 7707P
- VIN:
- 1GT19PEYXRF180471
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
45,847 mi
$65,974
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 96,647
- Stock #:
- 11827A
- VIN:
- 1GT49REY6PF198150
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
96,647 mi
$50,996
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Slate
- Transmission:
- 6-Speed Automatic
- Mileage:
- 80,279
- Stock #:
- U10357
- VIN:
- 1GT49LE71PF207986
2023 GMC Sierra 2500HD
Pro Crew Cab 4WD
80,279 mi
$34,991
- Year:
- 2023
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 70,072
- Stock #:
- FF222
- VIN:
- 1GT19REY9PF253077
-$3,092
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
70,072 mi
$55,885
$52,793
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 17,527
- Stock #:
- A303605
- VIN:
- 1GT1UPEY2SF303605
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
17,527 mi
$72,997
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Carbon Black Metallic
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 43,139
- Stock #:
- 290855W
- VIN:
- 1GT49RE79LF290855
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
43,139 mi
$53,985
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- Black
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 105,269
- Stock #:
- R1540
- VIN:
- 1GT49PEY0LF341947
2020 GMC Sierra 2500HD
AT4 Crew Cab 4WD
105,269 mi
$49,138
- Year:
- 2020
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Red
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 175,040
- Stock #:
- 2974
- VIN:
- 1GT28ME76LF236748
2020 GMC Sierra 2500HD
175,040 mi
$19,640
- Year:
- 2026
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 470 hp 6.6L V8 Biodiesel
- Exterior color:
- Volcanic Red Tintcoat
- Fuel type:
- Biodiesel
- Interior color:
- Black (Obsidian Rush)
- Transmission:
- Automatic
- Mileage:
- 9,077
- Stock #:
- A100811
- VIN:
- 1GT4UZEY6TF100811
Sponsored Listing
2026 GMC Sierra 2500HD
AT4X Crew Cab 4WD
9,077 mi
$85,997
FAQs
Is the GMC 2500 reliable?
How many miles per gallon does a GMC 2500 diesel get?
Is a GMC 2500 a good truck?
What is the MPG for a 2024 GMC Sierra 2500 HD diesel?
How much does the GMC Sierra 2500HD cost in Willimantic, CT?
Is the GMC Sierra 2500HD a good car?
How many GMC Sierra 2500HD vehicles in Willimantic, CT have no reported accidents or damage?
Is the GMC Sierra 2500HD safe?
What fuel types are available?
4.5 Overall rating
Customers say
The GMC Sierra 2500HD is a favored choice among truck owners, known for its impressive power, towing capabilities, and comfortable ride. Drivers consistently appreciate its smooth handling and luxurious features that cater to both work and leisure needs. Owners often highlight its reliability and strong performance in challenging tasks like towing heavy loads. However, some owners do express concerns regarding fuel economy and pricing, noting that it can feel expensive compared to competitors, as well as mentioning quality issues in certain models. Overall, the Sierra 2500HD stands out for its performance and comfort, making it a solid option for those in need of a heavy-duty truck.
AI generated from the text of customer reviews.
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What people say
Christopher S
Reviewed a 2025 GMC Sierra 2500HD on Nov 5, 2025
The 2025 GMC Sierra 2500HD stands out as a more refined and upscale version of the Silverado 2500, offering the same impressive power and towing capability with added luxury and tech touches. Its interior feels more premium, benefits from features like the MultiPro tailgate, and has a slightly smoother ride.
4TEC L
Reviewed a 2024 GMC Sierra 2500HD on Jul 27, 2025
Outstanding vehicle! Has everything I expected and has a lot of capabilities.
Joe S
Reviewed a 2026 GMC AT4 Crew Cab 4WD on May 11, 2026
It has all the bells and whistles that I want including the premium plus package, the technology package, and the camper snow plow package
Cristobal R
Reviewed a 2020 GMC Denali Crew Cab 4WD on Dec 17, 2025
Absolutely love the truck and it was at a good price for the amount of miles and condition!
GMC Sierra 2500HD Trims
| Trim type | MSRP |
|---|---|
| Pro Double Cab 4WD | $51,700 |
| Pro Crew Cab 4WD | $53,500 |
| SLE Crew Cab 4WD | $57,900 |
| AT4X Crew Cab 4WD | $85,200 |
| SLT Crew Cab 4WD | $65,200 |
| Denali Ultimate Crew Cab 4WD | $94,200 |
| AT4 Crew Cab 4WD | $72,200 |
| Denali Crew Cab 4WD | $75,200 |
GMC Sierra 2500HD Price Trends
CarGurus tracks the prices of millions of used car listings every year. See how the average price of GMC Sierra 2500HD prices has changed over time.
See more price trendsGMC Sierra 2500HD Pricing Analysis
Pricing Analysis by Model Year
Key Insights
- Significant New-Car Premium: The 2026 GMC Sierra 2500HD is priced at $83,313, which is approximately 77.5% above its MSRP, indicating strong demand for the latest model.
- Steep Depreciation for Older Models: The 2015 model shows the most significant depreciation at -10.2% vs MSRP, while the 2019 model has a modest price of $39,999, reflecting a decline of -4.0%.
- Best Value Year: The 2022 model is priced at $52,223, which is only -1.3% below MSRP, making it a compelling option for buyers seeking value.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 GMC Sierra 2500HD | $47,000 | $83,313 | +77.5% |
| 2025 GMC Sierra 2500HD | $46,300 | $75,447 | +62.9% |
| 2024 GMC Sierra 2500HD | $45,400 | $68,662 | +51.1% |
| 2023 GMC Sierra 2500HD | $42,200 | $55,609 | +31.7% |
| 2022 GMC Sierra 2500HD | $36,200 | $52,223 | -1.3% |
| 2021 GMC Sierra 2500HD | $36,200 | $50,991 | -1.0% |
| 2020 GMC Sierra 2500HD | $35,800 | $49,672 | +38.7% |
| 2019 GMC Sierra 2500HD | $38,200 | $39,999 | -4.0% |
| 2018 GMC Sierra 2500HD | $35,000 | $39,631 | +13.0% |
| 2017 GMC Sierra 2500HD | $34,190 | $36,102 | +5.6% |
| 2016 GMC Sierra 2500HD | $33,535 | $32,270 | -3.8% |
| 2015 GMC Sierra 2500HD | $33,195 | $29,816 | -10.2% |
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Chicago: The average price in Chicago, IL is $53,341, indicating a strong demand in urban markets.
- Lowest Prices in Boston: Boston, MA offers the lowest average price at $50,993, suggesting a more competitive market or higher inventory.
- Inventory Variation: Cities like New York (778 listings) and Philadelphia (842 listings) have substantial inventory, which correlates with stable pricing around $51,308 and $55,951, respectively.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Chicago, IL | 940 | $53,341 |
| Dallas, TX | 298 | $63,847 |
| Houston, TX | 256 | $61,435 |
| Philadelphia, PA | 842 | $55,951 |
| Miami, FL | 652 | $56,983 |
| Atlanta, GA | 239 | $60,751 |
| Washington, DC | 884 | $59,865 |
| Los Angeles, CA | 581 | $51,488 |
| New York, NY | 778 | $51,308 |
| Boston, MA | 234 | $50,993 |
These recommendations are based on CarGurus' proprietary market data from July 2, 2026, CarGurus experts' opinions, and generative AI.
CarGurus recommends the 2025 GMC Sierra 2500HD
Summary
With 3,954 currently listed for sale and an average price of $75,460, 35.5% of 2025 GMC Sierras for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2025 GMC Sierra 2500HD 5 / 5 stars.
94.8% of 2025 Sierra 2500HD models on CarGurus are accident free.
The 2025 GMC Sierra 2500HD stands out with advanced safety features, high towing capacity, and luxury amenities typical of higher-end trucks.
Why it stands out
The 2025 GMC Sierra 2500HD shines as a robust heavy-duty pickup truck offering a blend of capability and luxury. This model is equipped with cutting-edge technology features that enhance both safety and comfort, appealing to those who need a reliable workhorse but also desire a touch of sophistication. Known for its impressive towing capacity and smooth handling, it often exceeds owner expectations in performance and comfort. Additionally, its high-quality interior and spacious cabin cater to both practical needs and leisure, making it an outstanding choice for truck enthusiasts and professionals alike.
Other model years to consider
- Average price: $69,505
- Good/great deal percentage: 35.3%
- User rating: 4 / 5
- Total listings: 4,100
- Average price: $49,857
- Good/great deal percentage: 31.6%
- User rating: 4.86 / 5
- Total listings: 1,209
- Average price: $51,060
- Good/great deal percentage: 32.0%
- User rating: 5 / 5
- Total listings: 1,759
These recommendations are based on CarGurus' proprietary market data from June 29, 2026, CarGurus experts' opinions, and generative AI.
Recent expert test drives
2024 GMC Sierra 2500HD
- Expert review8/10
- MSRP$45,400-$93,200
- Avg. price$67,735
- User rating4
2020 GMC Sierra 2500HD
- Expert review8/10
- MSRP$35,800-$64,500
- Avg. price$49,205
- User rating4.8571
2022 GMC Sierra 2500HD
- Expert review8/10
- MSRP$36,200-$65,700
- Avg. price$51,650
- User rating4.4286
Relevant articles
2026 GMC Sierra 2500HD Pricing, Specs, and Release Date
Aside from a freshened color palette and broader availability of the trick MultiPro Tailgate, the 2026 GMC Sierra 2500HD full-size pickup truck soldiers on as a premium workhorse capable of towing up to 20,000 pounds in luxurious style.
2025 GMC Sierra 2500HD Pricing, Specs, and Release Date
Slotted between the light-duty 1500 and the ultra-tough 3500HD, the 2025 GMC Sierra 2500HD balances immense capability with the comfort and latest amenities expected from today's truck buyers. Upgrades for 2025 include a newly standard trailer brake controller.
Who Makes GMC Cars?
GMC is an American automaker that builds premium trucks and SUVs with capability and comfort as selling points. GMC is a division of General Motors and all of its vehicles share platforms with other GM products. Certain products, like its trucks, are very closely related to Chevrolet products.
