Used GMC Sierra 2500HD for Sale nearUnion, IL
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
- Transmission:
- Automatic
- Mileage:
- 22,933
- Stock #:
- 15X671
- VIN:
- 1GT1UPEY9SF234976
Sponsored by Kunes Buick GMC of Stoughton
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
22,933 mi
$73,653
- 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:
- 71,182
- Stock #:
- 10055A
- VIN:
- 1GT49REY1NF289789
Sponsored Listing
2022 GMC Sierra 2500HD
Denali Crew Cab 4WD
71,182 mi
$56,478
- 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:
- Volcanic Red Tintcoat
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 7,274
- Stock #:
- 26795A
- VIN:
- 1GT4UPE74SF275200
Sponsored Listing
2025 GMC Sierra 2500HD
AT4 Crew Cab 4WD
7,274 mi
$69,000
- Year:
- 2016
- 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:
- Summit White
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black/Dark Ash
- Transmission:
- 6-Speed Automatic Overdrive
- Mileage:
- 111,500
- Stock #:
- 9393
- VIN:
- 1GT12REG6GF169231
2016 GMC Sierra 2500HD
Base Crew Cab SB 4WD
111,500 mi
$22,049
- 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:
- Dark Slate Metallic
- Fuel type:
- Flex Fuel Vehicle
- Interior color:
- Jet Black
- Transmission:
- Automatic
- Mileage:
- 159,705
- Stock #:
- B3103
- VIN:
- 1GT12TEGXHF220437
2017 GMC Sierra 2500HD
SLT Crew Cab SB 4WD
159,705 mi
$25,894
- 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:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black With Kalahari Accents
- Transmission:
- 6-Speed Automatic
- Mileage:
- 43,422
- Stock #:
- B26577A
- VIN:
- 1GT49PE79NF319987
2022 GMC Sierra 2500HD
AT4 Crew Cab 4WD
43,422 mi
$56,440
- 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:
- Quicksilver Metallic
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 99,810
- Stock #:
- 03T1511A
- VIN:
- 1GT59ME74MF298631
2021 GMC Sierra 2500HD
SLE Double Cab 4WD
99,810 mi
$34,906
- Year:
- 2015
- 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:
- Sonoma Red Metallic
- Fuel type:
- Diesel
- Interior color:
- Cocoa/Dune
- Transmission:
- 6-Speed Automatic
- Mileage:
- 35,446
- Stock #:
- XBP8467
- VIN:
- 1GT22ZE82FZ118240
2015 GMC Sierra 2500HD
SLT Double Cab SB 4WD
35,446 mi
$37,935
- 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:
- Black (Ebony Twilight Metallic)
- Fuel type:
- Gasoline
- Interior color:
- Jet Black with Kalahari Accents
- Mileage:
- 92,030
- Stock #:
- GD03681A
- VIN:
- 1GT49PE77NF158930
-$922
2022 GMC Sierra 2500HD
AT4 Crew Cab 4WD
92,030 mi
$44,301
$43,379
- 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:
- 45,805
- Stock #:
- GX5465A
- VIN:
- 1GT49XEY7RF103229
-$1,425
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
45,805 mi
$69,737
$68,312
- 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:
- Downpour Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 25,602
- Stock #:
- 26T1772A
- VIN:
- 1GT4UXEY7SF177805
2025 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
25,602 mi
$80,313
- 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:
- Sterling Metallic
- Fuel type:
- Biodiesel
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 20,485
- Stock #:
- G02612AA
- VIN:
- 1GT49REY7RF460390
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
20,485 mi
$71,163
- 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:
- 81,226
- Stock #:
- 26605A
- VIN:
- 1GT49NEY0MF210460
2021 GMC Sierra 2500HD
SLT Crew Cab 4WD
81,226 mi
$48,560
Recommended model year:
2025 GMC Sierra 2500HD
Shop 2025 GMC Sierra 2500HD »With 3,984 currently listed for sale and an average price of $75,065, 33.0% 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.
94.4% of 2025 Sierra 2500HD models on CarGurus are accident free.
The 2025 GMC Sierra 2500HD is equipped with advanced technology and comfort features, including a luxurious interior and a powerful engine lineup, making it a top choice for heavy-duty truck buyers.
- 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:
- 92,204
- Stock #:
- F4941
- VIN:
- 1GT49XEY6RF100130
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
92,204 mi
$63,979
- 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:
- Blue
- Fuel type:
- Gasoline
- Interior color:
- Dark Walnut/Dark Ash Gray
- Transmission:
- 6-Speed Automatic
- Mileage:
- 53,459
- Stock #:
- 2425
- VIN:
- 1GT19PE79NF200503
2022 GMC Sierra 2500HD
AT4 Crew Cab 4WD
53,459 mi
$55,388
- 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:
- Alpine Umber
- Transmission:
- Automatic
- Mileage:
- 30,832
- Stock #:
- 26T1773A
- VIN:
- 1GT4UXEY2SF200360
2025 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
30,832 mi
$79,913
- 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:
- Summit White
- Fuel type:
- Gasoline
- Interior color:
- Jet Black w/Kalahari Accents
- Transmission:
- Automatic
- Mileage:
- 48,553
- Stock #:
- KB3338
- VIN:
- 1GT49PE77RF137873
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
48,553 mi
$64,324
- 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:
- White Frost Tricoat
- Fuel type:
- Gasoline
- Interior color:
- Jet Black
- Transmission:
- 6-Speed Automatic
- Mileage:
- 93,598
- Stock #:
- M260391A
- VIN:
- 1GT49RE7XPF199194
2023 GMC Sierra 2500HD
Denali Crew Cab 4WD
93,598 mi
$45,410
- Year:
- 2024
- Make:
- GMC
- Model:
- Sierra 2500HD
- Body type:
- Pickup Truck
- Doors:
- 4 doors
- Drivetrain:
- Four-Wheel Drive
- Exterior color:
- White Frost Tricoat
- Interior color:
- Black
- Transmission:
- Automatic
- Mileage:
- 74,032
- Stock #:
- 06X1400
- VIN:
- 1GT49RE75RF397538
2024 GMC Sierra 2500HD
Denali Crew Cab 4WD
74,032 mi
$61,892
- 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:
- Sterling Metallic Gxd
- Fuel type:
- Biodiesel
- Interior color:
- Alpine Umber H40
- Transmission:
- Automatic
- Mileage:
- 34,784
- Stock #:
- G6993A
- VIN:
- 1GT4UXEY5SF313171
2025 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
34,784 mi
$78,878
- 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
- Interior color:
- Jet Black/Dark Ash
- Transmission:
- Automatic
- Mileage:
- 174,456
- Stock #:
- 11474
- VIN:
- 1GT12YEG5FF553719
2015 GMC Sierra 2500HD
SLE Crew Cab SB 4WD
174,456 mi
$17,145
- 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:
- 31,377
- Stock #:
- V3317
- VIN:
- 1GT19XEY2RF342237
2024 GMC Sierra 2500HD
Denali Ultimate Crew Cab 4WD
31,377 mi
$69,742
- 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 with Kalahari accents
- Transmission:
- Automatic
- Mileage:
- 40,305
- Stock #:
- C20525PC
- VIN:
- 1GT19PEY0RF326537
Sponsored Listing
2024 GMC Sierra 2500HD
AT4 Crew Cab 4WD
40,305 mi
$68,987
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 Union, IL?
Is the GMC Sierra 2500HD a good car?
How many GMC Sierra 2500HD vehicles in Union, IL 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 $82,679, representing a 75.6% increase over its original MSRP, indicating strong demand for the latest model.
- Steep Depreciation for Older Models: The 2015 model shows the lowest average price at $28,887, reflecting a -13.0% depreciation from its MSRP, highlighting the rapid value loss in older trucks.
- Best Value in Recent Years: The 2022 model is priced at $51,848, only -4.7% below MSRP, making it a compelling option for buyers seeking a balance of price and features.
Model Year Pricing
| Model Year | Original MSRP | Avg Price | Price vs MSRP |
|---|---|---|---|
| 2026 GMC Sierra 2500HD | $47,000 | $82,679 | +75.6% |
| 2025 GMC Sierra 2500HD | $46,300 | $74,663 | +61.1% |
| 2024 GMC Sierra 2500HD | $45,400 | $68,187 | +50.2% |
| 2023 GMC Sierra 2500HD | $42,200 | $55,921 | +32.5% |
| 2022 GMC Sierra 2500HD | $36,200 | $51,848 | -4.7% |
| 2021 GMC Sierra 2500HD | $36,200 | $50,529 | -15.7% |
| 2020 GMC Sierra 2500HD | $35,800 | $48,912 | -6.5% |
| 2019 GMC Sierra 2500HD | $38,200 | $40,279 | +5.7% |
| 2018 GMC Sierra 2500HD | $35,000 | $38,985 | +11.4% |
| 2017 GMC Sierra 2500HD | $34,190 | $35,939 | +5.1% |
| 2016 GMC Sierra 2500HD | $33,535 | $32,645 | -2.7% |
| 2015 GMC Sierra 2500HD | $33,195 | $28,887 | -13.0% |
Pricing by Popular US Cities
Market Area: Nationwide
Key Insights
- Highest Prices in Dallas: The Dallas, TX market has the highest average price at $64,028, likely driven by demand for heavy-duty trucks in the region.
- Lowest Prices in Boston: Boston, MA offers the lowest average price at $50,312, suggesting a more competitive market or higher inventory levels.
- Inventory Variation: Cities like Chicago (987 listings) and Philadelphia (865 listings) show substantial inventory, correlating with relatively stable pricing around $55,706 and $55,413, respectively.
City-Level Pricing
| City | Total Listings | Avg Price |
|---|---|---|
| Chicago, IL | 987 | $55,706 |
| Philadelphia, PA | 865 | $55,413 |
| Washington, DC | 915 | $60,862 |
| Houston, TX | 240 | $62,290 |
| Atlanta, GA | 271 | $62,664 |
| Dallas, TX | 280 | $64,028 |
| Miami, FL | 672 | $58,410 |
| Los Angeles, CA | 618 | $50,791 |
| New York, NY | 813 | $51,111 |
| Boston, MA | 240 | $50,312 |
These recommendations are based on CarGurus' proprietary market data from July 23, 2026, CarGurus experts' opinions, and generative AI.
CarGurus recommends the 2025 GMC Sierra 2500HD
Summary
With 3,984 currently listed for sale and an average price of $75,065, 33.0% 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.
94.4% of 2025 Sierra 2500HD models on CarGurus are accident free.
The 2025 GMC Sierra 2500HD is equipped with advanced technology and comfort features, including a luxurious interior and a powerful engine lineup, making it a top choice for heavy-duty truck buyers.
Why it stands out
The 2025 GMC Sierra 2500HD is a standout in the heavy-duty truck segment, known for its impressive power and towing capabilities. It offers a refined driving experience with a focus on comfort and luxury, appealing to both work and leisure needs. The truck is equipped with modern technology, including advanced infotainment systems and connectivity features, which enhance its usability. Additionally, the Sierra 2500HD's reputation for reliability and strong performance in demanding tasks makes it a favored choice among truck owners.
Other model years to consider
- Average price: $68,857
- Good/great deal percentage: 33.3%
- User rating: 4 / 5
- Total listings: 4,051
- Average price: $49,344
- Good/great deal percentage: 29.7%
- User rating: 4.86 / 5
- Total listings: 1,130
- Average price: $51,056
- Good/great deal percentage: 30.8%
- User rating: 5 / 5
- Total listings: 1,693
These recommendations are based on CarGurus' proprietary market data from July 20, 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$67,046
- User rating4
2020 GMC Sierra 2500HD
- Expert review8/10
- MSRP$35,800-$64,500
- Avg. price$48,616
- User rating4.8571
2022 GMC Sierra 2500HD
- Expert review8/10
- MSRP$36,200-$65,700
- Avg. price$51,209
- 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.
