2021 GMC Sierra 2500
Sold for $35,000
- 84,421 miles
- 19 bids
- Auction date: 2026-10-09
GMC Sierra 2500 is a heavy-duty pickup where gas or Duramax diesel power, cab and bed, axle, towing equipment, trim, and work history define dealer demand. Bidbus has recorded 22 completed dealer auctions spanning model years 2013–2025; the historical median sold price was $62,100.
See Recent GMC Sierra 2500 ResultsLast updated: October 23, 2026. Auction records through 2026-10-09.
Historical completed-auction data only. Past results are not current offers or guaranteed future values.
These GMC Sierra 2500 heavy-duty pickups were recently sold through Bidbus dealer auctions. Final prices vary by model year, mileage, condition, trim, options, location, and live dealer demand.
Sold for $35,000
Sold for $76,000
Sold for $66,500
Sold for $60,000
Sold for $76,500
Sold for $66,000
Sold for $59,000
Sold for $76,000
Explore real GMC Sierra 2500 heavy-duty pickups sold through Bidbus. Filter by model year, mileage, sale price, or number of bids to see how similar heavy-duty pickups performed in dealer auctions.
Showing 22 GMC Sierra 2500 auction results from Bidbus.
Sold for $35,000
Sold for $76,000
Sold for $66,500
Sold for $60,000
Sold for $76,500
Sold for $66,000
Sold for $59,000
Sold for $76,000
Sold for $23,200
Sold for $45,400
Sold for $66,800
Sold for $84,500
Historical Bidbus auction results are examples, not guaranteed offers. Your live offer depends on your heavy-duty pickup details and current dealer demand.
A GMC Sierra 2500 cannot be valued from year and mileage alone. It is a heavy-duty pickup where gas or Duramax diesel power, cab and bed, axle, towing equipment, trim, and work history define dealer demand, so dealers separate examples by configuration and reconditioning risk before they bid.
In 22 completed Bidbus auctions, sold prices ranged from $23,200 to $84,500. The median was $62,100, and the middle half of results fell between $49,250 and $69,650. That middle band is a clearer description of the sample than the extremes, which may reflect unusual trims, condition, mileage, or equipment.
Owners searching “sell my GMC Sierra 2500” should prepare Duramax or gas engine, cab and bed, towing equipment, AT4 or Denali trim, and work use details before dealers compare the vehicle.
Get a GMC Sierra 2500 EstimateHeavy-duty GMC dealers distinguish gas work trucks, Duramax tow rigs, AT4 off-road models, and Denali luxury pickups.
An online dealer auction can surface buyers who understand Pro, SLE, SLT, AT4 and Denali trims with multiple cab-and-bed combinations, instead of pricing every example as the same trim.
For this model, the high-impact details are not generic checkboxes. Dealers evaluate the exact build, its mechanical risk, and how easily that version can be retailed.
The 22 completed auctions cover model years 2013–2025. Vehicles from 2024 or newer accounted for 12 sales and averaged $69,592; the 10 earlier-year sales averaged $45,910.
The under 50,000 miles group contained 12 sales and averaged $67,958. The 50,000–99,999 miles group contained 8 sales and averaged $48,825. The 100,000 miles or more group contained 2 sales and averaged $44,050.
These are descriptive groups, not a pricing formula. Trim, powertrain, drivetrain, condition, title and accident history, options, location, and auction timing remain mixed within every band.
| Model year | Sales | Average sold | Sold-price range | Average bids | Average mileage |
|---|---|---|---|---|---|
| 2025 | 4 | $78,250 | $76,000–$84,500 | 16.3 | 13,594 |
| 2024 | 8 | $65,263 | $49,000–$76,700 | 41.1 | 39,539 |
| 2023 | 3 | $59,400 | $55,000–$64,200 | 31 | 34,534 |
| 2022 | 1 | $50,500 | $50,500 | 51 | 39,454 |
| 2021 | 2 | $42,500 | $35,000–$50,000 | 34.5 | 85,510 |
| 2020 | 2 | $44,050 | $42,700–$45,400 | 26 | 117,460 |
| 2015 | 1 | $34,100 | $34,100 | 8 | 99,483 |
| 2013 | 1 | $23,200 | $23,200 | 32 | 92,002 |
Across 22 completed auctions, the median sold price was $62,100. The middle 50% of results ran from $49,250 to $69,650, while the full historical range was $23,200 to $84,500. These are past results, not a guaranteed offer.
Common distinctions across the covered years include Pro, SLE, SLT, AT4 and Denali trims with multiple cab-and-bed combinations. Dealers also verify 6.6-liter gasoline V8 and 6.6-liter Duramax diesel configurations across the covered years and compare equipment rather than valuing every Sierra 2500 as the same vehicle.
They influence capability, operating cost, reconditioning risk, and the retail audience. For this model, dealers pay particular attention to two-wheel drive or four-wheel drive, with AT4 hardware, axle ratios, trailering technology and payload equipment shaping use; they also look for diesel fuel and emissions history, Allison-branded transmission service where applicable, cooling maintenance, bed and frame condition, documented towing, and load-rated tires.
In this historical sample, vehicles from 2024 or newer accounted for 12 sales and averaged $69,592; the 10 earlier-year sales averaged $45,910. The under 50,000 miles group contained 12 sales and averaged $67,958. The 50,000–99,999 miles group contained 8 sales and averaged $48,825. The 100,000 miles or more group contained 2 sales and averaged $44,050. These group averages describe the sample and do not isolate condition, trim, powertrain, or other variables.
Provide fuel-system, emissions, turbo, cooling and transmission service; disclose tuning or deleted equipment; and describe towing, idling, plowing or commercial use. Diesel repair exposure affects bids.
Describe the exact configuration, condition, service history, and model-specific equipment, then start at the Bidbus seller portal.