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Used GMC Sierra 2500 HD in Illinois

77 listings from 35 dealer lots in Illinois, $18,704 to $84,372 (median $57,357). 25 price drops this week. Newest first. Refine with filters

  1. 2026 GMC Sierra 2500 HD SLT
    166 mi·4WD·Summit WhiteBob Brockland Buick GMC · Columbia, IL
    $68,090
  2. 2021 GMC Sierra 2500 HD Denali
    89,365 mi·4WD·White Frost TricoatD'Arcy Buick GMC · Joliet, IL
    Call for price
  3. 2025 GMC Sierra 2500 HD SLE
    15,027 mi·4WD·Titanium RushD'Arcy Buick GMC · Joliet, IL
    $51,995
  4. 2021 GMC Sierra 2500 HD Denali
    37,835 mi·4WD·WhiteRay Chevrolet · Fox Lake, IL
    $62,167
  5. 2016 GMC Sierra 2500 HD SLT
    183,680 mi·4WD·SilverClement Chrysler Dodge Jeep Ram Columbia · Columbia, IL
    $26,500
  6. 2025 GMC Sierra 2500 HD AT4X
    22,147 mi·4WD·Onyx BlackCastle Cars · Villa Park, IL
    $78,977
  7. 2025 GMC Sierra 2500 HD Denali
    4,094 mi·4WD·Downpour MetallicJeff Perry Buick GMC · Peru, IL
    $73,817$74,117
    $300 price drop
  8. 2023 GMC Sierra 2500 HD Denali
    63,546 mi·4WD·Ebony Twilight MetallicCastle Cars · Villa Park, IL
    $56,395$56,977
    $582 price drop
  9. 2024 GMC Sierra 2500 HD AT4
    80,395 mi·4WD·Summit WhiteCastle Subaru McHenry · McHenry, IL
    $57,203$57,410
    $207 price drop
  10. 2024 GMC Sierra 2500 HD AT4
    42,550 mi·4WD·Sterling MetallicKey Chrysler Dodge Jeep Ram · Moline, IL
    $64,376
  11. 2024 GMC Sierra 2500 HD Denali
    16,605 mi·4WD·Onyx BlackJeff Perry Buick GMC · Peru, IL
    $72,629$73,029
    $400 price drop
  12. 2023 GMC Sierra 2500 HD SLT
    94,200 mi·4WD·Summit WhiteJeff Perry Buick GMC · Peru, IL
    $48,876$49,176
    $300 price drop
  13. 2020 GMC Sierra 2500 HD Denali
    107,795 mi·4WD·Onyx BlackPilson Chrysler Dodge Jeep Ram Clinton · Mattoon, IL
    $48,912
  14. 2025 GMC Sierra 2500 HD SLE
    24,835 mi·4WD·Cardinal RedWeeks Chrysler Dodge Ram FIAT · West Frankfort, IL
    $64,900
  15. 2016 GMC Sierra 2500 HD Denali
    97,781 mi·4WD·Stone Blue MetallicPilson Chrysler Dodge Jeep Ram Clinton · Mattoon, IL
    $42,912
  16. 2022 GMC Sierra 2500 HD Denali
    59,128 mi·4WD·Onyx BlackBob Brockland Buick GMC · Columbia, IL
    Call for price
  17. 2015 GMC Sierra 2500 HD SLE
    140,866 mi·4WD·Quicksilver MetallicJeff Perry Buick GMC · Peru, IL
    $28,453$28,953
    $500 price drop
  18. 2026 GMC Sierra 2500 HD AT4
    10,689 mi·4WD·Coastal DuneCastle Chevrolet North · Elk Grove Village, IL
    $72,377
  19. 2013 GMC Sierra 2500 HD SLT
    131,151 mi·4WD·Onyx BlackLighthouse Buick GMC · Morton, IL
    $24,312
  20. 2022 GMC Sierra 2500 HD SLE
    15,984 mi·4WD·Onyx BlackDekalb Sycamore Cadillac · Sycamore, IL
    Call for price
  21. 2024 GMC Sierra 2500 HD Pro
    49,565 mi·4WD·Onyx BlackD'Arcy Mitsubishi · Joliet, IL
    $41,750$41,900
    $150 price drop
  22. 2025 GMC Sierra 2500 HD SLT
    23,884 mi·4WD·SterlingD'Arcy Mitsubishi · Joliet, IL
    $62,595
  23. 2022 GMC Sierra 2500 HD AT4
    42,699 mi·4WD·Ebony TwilightD'Arcy Mitsubishi · Joliet, IL
    $53,300$53,900
    $600 price drop
  24. 2011 GMC Sierra 2500 HD SLE
    127,523 mi·4WD·Pure Silver MetallicNissan of Galesburg · Galesburg, IL
    $18,704$18,850
    $146 price drop
  25. 2025 GMC Sierra 2500 HD SLE
    12,650 mi·4WD·Summit WhiteJennings Beardstown Chevrolet · Beardstown, IL
    $59,345
  26. 2020 GMC Sierra 2500 HD Denali
    58,842 mi·4WD·White Frost TricoatOttawa Toyota · Ottawa, IL
    $54,410$55,410
    $1,000 price drop
  27. 2026 GMC Sierra 2500 HD Denali Crew Cab
    11,235 mi·4WD·Downpour MetallicShottenkirk Chevrolet Quincy · Quincy, IL
    $75,179
  28. 2021 GMC Sierra 2500 HD AT4
    104,159 mi·4WD·Black Meet Kettle MetallicLaura Buick GMC · Collinsville, IL
    $48,372
  29. 2025 GMC Sierra 2500 HD SLT
    16,179 mi·4WD·Summit WhiteLaura Buick GMC · Collinsville, IL
    $62,372
  30. 2023 GMC Sierra 2500 HD AT4
    68,702 mi·4WD·Onyx BlackLaura Buick GMC · Collinsville, IL
    $54,372$54,872
    $500 price drop
  31. 2025 GMC Sierra 2500 HD SLE
    24,558 mi·4WD·Cardinal RedBocker Chevrolet GMC Inc · Freeport, IL
    $55,313
  32. 2024 GMC Sierra 2500 HD Denali
    100,746 mi·4WD·Downpour MetallicPoage Auto Plaza · Quincy, IL
    $59,357
  33. 2026 GMC Sierra 2500 HD Denali Ultimate
    19,548 mi·4WD·Glacier White TricoatLaura Buick GMC · Collinsville, IL
    $82,372
  34. 2026 GMC Sierra 2500 HD SLE
    4,864 mi·4WD·Summit WhiteLaura Buick GMC · Collinsville, IL
    $58,372
  35. 2025 GMC Sierra 2500 HD SLE
    9,422 mi·4WD·Summit WhiteLighthouse Buick GMC · Morton, IL
    $61,372
  36. 2024 GMC Sierra 2500 HD Pro
    32,287 mi·4WD·Summit WhiteS and K Buick GMC · Springfield, IL
    $42,057

See every model: Used GMC Sierra 2500 HD for sale.

Lower asking prices in Illinois, the cars priced below their matching comparison median.

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