Used GMC Sierra 2500HD for Sale near Stratford, CT
Shop with transparent pricing.
Only show listings that include dealer fees- 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:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 12,173
- Stock #:
- Z4439
- VIN:
- 1GT1UPEY3SF252986
Sponsored by Blasius Mitsubishi
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
12,173 mi
$68,496
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 61,592
- Stock #:
- T278128
- VIN:
- 1GT49REY3MF278128
Sponsored Listing
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
61,592 mi
$55,000
- 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:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 19,457
- Stock #:
- A422433
- VIN:
- 1GT49XEY1RF422433
Sponsored Listing
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
19,457 mi
$74,500
- 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 (Obsidian Rush)
- Transmission:
- Automatic
- Mileage:
- 20,281
- Stock #:
- GG125A
- VIN:
- 1GT49ZEYXRF448931
2024 GMC Sierra 2500HD
AT4X Crew Cab 4WD
20,281 mi
$79,087
- 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:
- Silver
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 55,494
- Stock #:
- 6-1446
- VIN:
- 1GT59ME73PF245486
2023 GMC Sierra 2500HD
SLE Double Cab 4WD
55,494 mi
$42,327
- 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
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
70,072 mi
$50,497
- Year:
- 2021
- 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:
- 71,606
- Stock #:
- ZC26152
- VIN:
- 1GT19PEY1MF273761
2021 GMC Sierra 2500HD
AT4 Crew Cab 4WD
71,606 mi
$50,138
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Brown
- Transmission:
- Automatic
- Mileage:
- 23,072
- Stock #:
- 180018
- VIN:
- 1GT49RE71RF180018
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
23,072 mi
$69,528
- Year:
- 2022
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Fuel type:
- Gasoline
- Transmission:
- 6-Speed Automatic
- Mileage:
- 98,053
- Stock #:
- 15923
- VIN:
- 1GT49RE73NF174845
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
98,053 mi
$48,555
- 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:
- Black
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 47,451
- Stock #:
- 70131536
- VIN:
- 1GT49REY3RF293395
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
47,451 mi
$63,998
- 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:
- White
- Fuel type:
- Biodiesel
- Interior color:
- Brown
- Transmission:
- Automatic
- Mileage:
- 139,869
- Stock #:
- 15871
- VIN:
- 1GT49REY1LF226771
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
139,869 mi
$45,559
- 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 with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 7,805
- Stock #:
- G246533
- VIN:
- 1GT4UPEY6SF246533
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
7,805 mi
$76,340
- 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
$66,090
Recommended model year:
2025 GMC Sierra 2500HD
Shop 2025 GMC Sierra 2500HD »With 4,162 currently listed for sale and an average price of $74,368.00, 33.7% of 2025 GMC Sierras 2500HD for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2025 GMC Sierra 2500HD 5 / 5 stars.
94.9% of 2025 Sierra 2500HD models on CarGurus are accident free.
- Year:
- 2021
- 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:
- 54,710
- Stock #:
- M7599
- VIN:
- 1GT19PEYXMF122546
2021 GMC Sierra 2500HD
AT4 Crew Cab 4WD
54,710 mi
$53,792
- 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:
- Summit White
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 16,628
- Stock #:
- 14399
- VIN:
- 1GT5UMEY9SF210645
2025 GMC Sierra 2500HD
SLE Double Cab 4WD
16,628 mi
$57,369
- Year:
- 2025
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Gray
- Fuel type:
- Gasoline
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 14,560
- Stock #:
- 9856X
- VIN:
- 1GT4UME72SF366447
2025 GMC Sierra 2500HD
SLE Crew Cab 4WD
14,560 mi
$53,653
- 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:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 25,222
- Stock #:
- Z26249
- VIN:
- 1GT19REY3RF278950
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
25,222 mi
$67,873
- 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:
- White Frost Tricoat
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 17,924
- Stock #:
- U10557
- VIN:
- 1GT4UREY7SF271808
2025 GMC Sierra 2500HD
Denali Crew Cab 4WD
17,924 mi
$69,996
- 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:
- Onyx Black
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 32,375
- Stock #:
- 6718A
- VIN:
- 1GT49REY5RF412760
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
32,375 mi
$70,882
- 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:
- 62,727
- Stock #:
- T258659B
- VIN:
- 1GT49REY9NF258659
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
62,727 mi
$53,500
- 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:
- Gray (Dark Sky Metallic)
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 98,545
- Stock #:
- 281969
- VIN:
- 1GT49REY0LF281969
2020 GMC Sierra 2500HD
Denali Crew Cab 4WD
98,545 mi
$49,350
- Year:
- 2021
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 6.6L V8 Biodiesel
- Exterior color:
- Pacific Blue Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 77,900
- Stock #:
- MF108129
- VIN:
- 1GT49REY0MF108129
2021 GMC Sierra 2500HD
Denali Crew Cab 4WD
77,900 mi
$53,415
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Engine:
- 401 hp 6.6L V8
- Exterior color:
- Titanium Rush Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 16,344
- Stock #:
- PU12623Y
- VIN:
- 1GT49PE78RF136599
Sponsored Listing
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
16,344 mi
$69,398
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 Stratford, CT?
Is the GMC Sierra 2500HD a good car?
How many GMC Sierra 2500HD vehicles in Stratford, 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 |
| SLE Crew Cab 4WD | $57,900 |
| Pro Crew Cab 4WD | $53,500 |
| 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 $82,859, representing a 76.8% increase over its original MSRP, indicating strong demand for the latest model.
- Steady Depreciation Trend: Older models show a consistent decline in average prices, with the 2015 model priced at $28,420, reflecting a 14.0% depreciation from its original MSRP.
- Best Value Year: The 2022 model offers a relatively low average price of $51,104, with only a 41.5% depreciation from its MSRP, making it a compelling option for buyers.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 GMC Sierra 2500HD | $47,000 | $82,859 | +76.8% |
| 2025 GMC Sierra 2500HD | $46,300 | $74,071 | +59.9% |
| 2024 GMC Sierra 2500HD | $45,400 | $67,600 | +48.9% |
| 2023 GMC Sierra 2500HD | $42,200 | $55,849 | +32.3% |
| 2022 GMC Sierra 2500HD | $36,200 | $51,104 | +41.5% |
| 2021 GMC Sierra 2500HD | $36,200 | $50,456 | +39.3% |
| 2020 GMC Sierra 2500HD | $35,800 | $49,423 | +38.0% |
| 2019 GMC Sierra 2500HD | $38,200 | $39,942 | +4.6% |
| 2018 GMC Sierra 2500HD | $35,000 | $39,534 | +13.5% |
| 2017 GMC Sierra 2500HD | $34,190 | $35,355 | +3.4% |
| 2016 GMC Sierra 2500HD | $33,535 | $32,382 | -3.4% |
| 2015 GMC Sierra 2500HD | $33,195 | $28,420 | -14.0% |
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Chicago: The average price in Chicago, IL is $55,035, indicating a strong demand in urban markets.
- Lowest Prices in New York: New York, NY offers the lowest average price at $45,895, suggesting a more competitive market with higher inventory.
- Inventory Variation: Cities like Chicago (1,006 listings) and Philadelphia (895 listings) have substantial inventory, which may contribute to more stable pricing compared to cities with lower listings.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Chicago, IL | 1,006 | $55,035 |
| Philadelphia, PA | 895 | $54,132 |
| Los Angeles, CA | 627 | $51,432 |
| Miami, FL | 684 | $57,181 |
| Dallas, TX | 295 | $64,614 |
| Houston, TX | 235 | $62,531 |
| Atlanta, GA | 231 | $61,914 |
| Washington, DC | 921 | $63,439 |
| Boston, MA | 249 | $49,889 |
| New York, NY | 847 | $45,895 |
These recommendations are based on CarGurus' proprietary market data from August 6, 2026, CarGurus experts' opinions, and generative AI.
CarGurus recommends the 2025 GMC Sierra 2500HD
Summary
With 4,162 currently listed for sale and an average price of $74,368.00, 33.7% of 2025 GMC Sierras 2500HD for sale on CarGurus are rated as good or great deals.
Favorably reviewed: Owners rated the 2025 GMC Sierra 2500HD 5 / 5 stars.
94.9% of 2025 Sierra 2500HD models on CarGurus are accident free.
Why it stands out
The 2025 GMC Sierra 2500HD stands out as a heavy-duty pickup that leans more upscale than many rivals. GMC offers it in more trim levels than the related Chevy Silverado 2500HD, with a wider range of upscale options and features, and the Denali and Denali Ultimate trims are described as more luxurious than the Silverado’s top-tier High Country trim. For buyers who want a work-capable truck that can still feel well equipped, that broader spread of comfort and premium touches is a major part of its appeal.
It also brings a strong mix of technology and capability. The Sierra 2500HD is available with Bluetooth, Android Auto, Apple CarPlay, and wifi hotspot accessibility through the GMC infotainment system, while higher trims can add a Bose Premium audio system, power-adjustable front seats, chrome grille trim, dual-zone automatic climate control, and power-folding tailgate options. For 2025, GMC made the trailer brake controller standard across all trims and widened the availability of adaptive cruise control and front and rear park assist. The truck is offered with a 6.6-liter V8 gas engine and a 6.6-liter Duramax turbodiesel V8, along with rear- and four-wheel drive, and it comes in Pro, SLE, SLT, AT4, AT4X, Denali, and Denali Ultimate trims.
There are tradeoffs to consider, though. The AT4 models add off-road hardware and accessories such as skid plates, off-road suspension upgrades, and a more robust transfer case, but the truck’s high MSRPs when new are noted as a drawback. Used shoppers should also be aware that fourth-generation Sierra 2500HD models have had a number of reported problems, including check engine lights, infotainment sluggishness, rough or delayed shifts, electrical glitches, MultiPro tailgate issues, and faulty trailer brake controllers.
Other model years to consider
- Average price: $67,942.00
- Good/great deal percentage: 33.3%
- User rating: 4.2 / 5
- Total listings: 4,162
- Average price: $49,670.00
- Good/great deal percentage: 29.7%
- User rating: 4.86 / 5
- Total listings: 1,127
- Average price: $51,088.00
- Good/great deal percentage: 30.7%
- User rating: 5 / 5
- Total listings: 1,676
These recommendations are based on CarGurus' proprietary market data from August 10, 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$66,281
- User rating4.2
2020 GMC Sierra 2500HD
- Expert review8/10
- MSRP$35,800-$64,500
- Avg. price$48,522
- User rating4.8571
2022 GMC Sierra 2500HD
- Expert review8/10
- MSRP$36,200-$65,700
- Avg. price$50,661
- User rating4.4286
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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.
