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Used GMC Sierra 2500 for Sale in Boulder, CO

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    Items 1 to 2 of 11.
    Sponsored by O'Meara GMC
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    Used 2025 GMC Sierra 2500 AT4
    68,387
    Great Price
    Dealer Fees Included
    Dealer Logo
    O'Meara GMC
    • (720) 702-3361
    61View Vehicles

    113 Matches

    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 92K mi
    48,835
    Great Price
    Dealer Fees Included
    No Accidents
    Can be shipped to
    Sponsored by Alpine Buick GMC
    • 28.82 mi. away
    • (720) 574-1079
    • Delivery
    Used 2022 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used

    2022 GMC Sierra 2500

    • Denali
    • 104K mi
    58,119
    Dealer Fees Included
    No Accidents
    Sponsored by Loveland Buick GMC
    • 32.62 mi. away
    • (970) 792-3825
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 42K mi
    63,688
    Good Price
    Dealer Fees Included
    No Accidents
    Can be shipped to
    Sponsored by Alpine Buick GMC
    • 28.82 mi. away
    • (720) 574-1079
    • Delivery
    Newly Listed
    Used 2025 GMC Sierra 2500 SLT w/ SLT Convenience Package
    Used

    2025 GMC Sierra 2500

    • SLT
    • 12K mi
    65,576
    Dealer Fees Included
    No Accidents
    ClearShift
    • 35.61 mi. away
    • (720) 647-5958
    Price Drop
    Used 2024 GMC Sierra 2500 Pro w/ Convenience Package
    Used

    2024 GMC Sierra 2500

    • Pro
    • 46K mi
    39,599
    Great Price
    Dealer Fees Included
    No Accidents
    Stevinson Toyota West
    • 21.17 mi. away
    • (720) 800-0220
    Price Drop
    Used 2006 GMC Sierra 2500 W/T
    Used

    2006 GMC Sierra 2500

    • W/T
    • 13K mi
    14,999
    No Accidents
    Victory Motors of Colorado
    • 14.93 mi. away
    • (720) 340-8799
    New 2026 GMC Sierra 2500 Pro w/ Convenience Package
    Consider Buying New

    2026 GMC Sierra 2500

    • Pro
    • 4 mi
    51,911
    Castle Rock Chevrolet GMC
    • 51.03 mi. away
    • (720) 880-6308
    Certified 2025 GMC Sierra 2500 AT4X

    2025 GMC Sierra 2500

    • AT4X
    • 32K mi
    77,599
    Good Price
    Dealer Fees Included
    Mike Maroone Chevrolet GMC Longmont
    • 16.63 mi. away
    • (983) 200-6151
    Price Drop
    Used 2025 GMC Sierra 2500 SLT w/ SLT Premium Package
    Used

    2025 GMC Sierra 2500

    • SLT
    • 20K mi
    65,811
    Great Price
    Dealer Fees Included
    No Accidents
    Loveland Buick GMC
    • 32.62 mi. away
    • (970) 792-3825
    Sponsored
    Price Drop
    Item 1 of 4.
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Price Reduced!
    Used

    2021 GMC Sierra 2500

    • Denali
    • 66K mi
    56,000
    Great Price
    Dealer Fees Included
    No Accidents
    Price Drop
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 2500

    • AT4
    • 18K mi
    69,654
    Great Price
    Dealer Fees Included
    No Accidents
    Loveland Buick GMC
    • 32.62 mi. away
    • (970) 792-3825
    Used 2017 GMC Sierra 2500 SLE w/ HD SLE Preferred Plus Package
    Used

    2017 GMC Sierra 2500

    • SLE
    • 102K mi
    29,584
    Good Price
    Dealer Fees Included
    ClearShift
    • 35.61 mi. away
    • (720) 647-5958
    Used 2020 GMC Sierra 2500 AT4 w/ AT4 Premium Package
    Used

    2020 GMC Sierra 2500

    • AT4
    • 143K mi
    42,649
    Good Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    • (720) 439-7269
    Price Drop
    Used 2011 GMC Sierra 2500 SLE w/ SLE Preferred Package
    Used

    2011 GMC Sierra 2500

    • SLE
    • 123K mi
    23,000
    No Accidents
    Private Seller Exchange
    • 30.72 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2026 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used

    2026 GMC Sierra 2500

    • Denali
    • 2K mi
    125,000
    No Accidents
    Private Seller Exchange
    • 21.35 mi. away
    • Buy Online. Clean title. No Hassle
    Price Drop
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 2500

    • Denali
    • 101K mi
    50,234
    Good Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC Park Meadows
    • 37.69 mi. away
    • (833) 597-4078
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 2500

    • AT4
    • 66K mi
    61,981
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC Park Meadows
    • 37.69 mi. away
    • (833) 597-4078
    Newly Listed
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used

    2024 GMC Sierra 2500

    • Denali Ultimate
    • 22K mi
    76,000
    Good Price
    Dealer Fees Included
    No Accidents
    Weld County Garage
    • 38.17 mi. away
    • (970) 400-1605
    • Online Paperwork
    Used 2022 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    Used

    2022 GMC Sierra 2500

    • AT4
    • 68K mi Mileage Value
    51,651
    Great Price
    Dealer Fees Included
    No Accidents
    Loveland Buick GMC
    • 32.62 mi. away
    • (970) 792-3825
    Price Drop
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used

    2024 GMC Sierra 2500

    • Denali Ultimate
    • 68K mi
    68,201
    Good Price
    Dealer Fees Included
    No Accidents
    Loveland Buick GMC
    • 32.62 mi. away
    • (970) 792-3825
    Price Drop
    Used 2025 GMC Sierra 2500 Denali Ultimate
    Used

    2025 GMC Sierra 2500

    • Denali Ultimate
    • 30K mi
    70,427
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    • (720) 439-7269
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 2500

    • AT4
    • 31K mi
    69,988
    Great Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 24.27 mi. away
    • (720) 896-2027
    • Delivery
    Price Drop
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 79K mi
    59,799
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Toyota Arapahoe
    • 36.95 mi. away
    • (833) 603-5228
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 27K mi
    70,790
    Dealer Fees Included
    No Accidents
    Alpine Chevrolet
    • 31.63 mi. away
    • (303) 763-1952
    Used 2018 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2018 GMC Sierra 2500

    • Denali
    • 76K mi
    40,500
    No Additional Dealer Fees
    AutoSavvy Windsor
    • 33.53 mi. away
    • (970) 460-4252
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 75K mi
    60,591
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 35.61 mi. away
    • (720) 647-5958
    Price Drop
    Used 2023 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used

    2023 GMC Sierra 2500

    • Denali
    • 60K mi
    59,799
    Good Price
    Dealer Fees Included
    No Accidents
    AutoNation Toyota Arapahoe
    • 36.95 mi. away
    • (833) 603-5228
    Price Drop
    Used 2018 GMC Sierra 2500 SLT w/ Suspension Package, Off-Road
    Used

    2018 GMC Sierra 2500

    • SLT
    • 59K mi
    45,714
    Dealer Fees Included
    No Accidents
    Loveland Buick GMC
    • 32.62 mi. away
    • (970) 792-3825
    Used 2021 GMC Sierra 2500 SLE w/ SLE Convenience Package
    Used

    2021 GMC Sierra 2500

    • SLE
    • 140K mi
    35,416
    Good Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 35.61 mi. away
    • (720) 647-5958
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 60K mi
    60,586
    Good Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 35.61 mi. away
    • (720) 647-5958

    GMC Sierra 2500 for Sale by Year

    Used GMC Sierra 2500 for Sale by Trim

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