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Used GMC Sierra 2500 for Sale in Boulder, CO

80302
Filters (3)
Items 1 to 2 of 10.
    Sponsored by O'Meara GMC
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    New 2026 GMC Sierra 2500 Denali w/ Denali Reserve Package
    84,915
    MSRP$90,915
    Similar Match
    O'Meara GMC
    (720) 702-3601
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    63View Vehicles

    115 Matches

    Price Drop
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 2500

    • Denali
    • 41K mi
    57,888
    Dealer Fees Included
    No Accidents
    Sponsored by Alpine Chevrolet
    • 31.63 mi. away
    Call
    Used 2025 GMC Sierra 2500 AT4X
    Used

    2025 GMC Sierra 2500

    • AT4X
    • 10K mi
    88,500
    Dealer Fees Included
    No Accidents
    Sponsored by Dellenbach Motors
    • 37.96 mi. away
    Call
    Used 2021 GMC Sierra 2500 AT4
    Used

    2021 GMC Sierra 2500

    • AT4
    • 61K mi
    52,896
    Dealer Fees Included
    No Accidents
    Sponsored by AutoNation Chevrolet North
    • 20.81 mi. away
    Call
    My Wallet

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    Keep it Affordable.

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    Based on 4.5% APR for mos.
    Price Drop
    Certified 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Certified

    2023 GMC Sierra 2500

    • Denali
    • 31K mi
    63,800
    Dealer Fees Included
    No Accidents
    Mike Maroone Cadillac
    • 2.66 mi. away
    Call
    Newly Listed
    Certified 2025 GMC Sierra 2500 SLT w/ SLT Premium Package

    2025 GMC Sierra 2500

    • SLT
    • 11K mi
    68,098
    Dealer Fees Included
    No Accidents
    Mike Maroone Chevrolet GMC Longmont
    • 16.63 mi. away
    Call
    High Demand
    New 2026 GMC Sierra 2500 AT4X
    Consider New, Similar Payment

    2026 GMC Sierra 2500

    • AT4X
    • 7 mi
    91,698
    Castle Rock Chevrolet GMC
    • 51.03 mi. away
    Call
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    Used 2010 GMC Sierra 2500 SLE w/ Suspension Package, Off-Road
    Used

    2010 GMC Sierra 2500

    • SLE
    • 154K mi
    25,000
    No Accidents
    Private Seller Exchange
    • 25.67 mi. away
    • Buy Online. Clean title. No Hassle
    Sponsored
    Item 1 of 4.
    Used 2022 GMC Sierra 2500 SLT w/ SLT Convenience Package
    Used

    2022 GMC Sierra 2500

    • SLT
    • 95K mi
    41,569
    No Accidents
    Call
    Used 2016 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2016 GMC Sierra 2500

    • Denali
    • 72K mi
    46,500
    No Accidents
    Private Seller Exchange
    • 18.44 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2026 GMC Sierra 2500 Denali Ultimate
    Used

    2026 GMC Sierra 2500

    • Denali Ultimate
    • 5K mi
    89,353
    Dealer Fees Included
    No Accidents
    Mike Maroone Ford Longmont
    • 14.74 mi. away
    Call
    Used 2008 GMC Sierra 2500 SLT w/ Convenience Package
    Used

    2008 GMC Sierra 2500

    • SLT
    • 201K mi
    18,950
    No Accidents
    Private Seller Exchange
    • 33.63 mi. away
    • Buy Online. Clean title. No Hassle
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    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 43K mi
    56,690
    Dealer Fees Included
    No Accidents
    AutoNation Chrysler Jeep West
    • 20.99 mi. away
    Call
    Price Drop
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 84K mi
    48,698
    Dealer Fees Included
    No Accidents
    Mike Maroone Chevrolet GMC Longmont
    • 16.63 mi. away
    Call
    Used 2021 GMC Sierra 2500 AT4
    Used

    2021 GMC Sierra 2500

    • AT4
    • 61K mi
    52,896
    Dealer Fees Included
    No Accidents
    AutoNation Chevrolet North
    • 20.81 mi. away
    Call
    Price Drop
    Used 2012 GMC Sierra 2500 Denali w/ Suspension Package, Off-Road
    Used

    2012 GMC Sierra 2500

    • Denali
    • 264K mi
    17,860
    No Accidents
    Private Seller Exchange
    • 20.01 mi. away
    • Buy Online. Clean title. No Hassle
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    Price Drop
    Used 2023 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    Used

    2023 GMC Sierra 2500

    • AT4
    • 45K mi
    59,640
    Dealer Fees Included
    No Accidents
    Christopher's Dodge Ram
    • 20.86 mi. away
    Call
    Used 2019 GMC Sierra 2500 4x4 Double Cab w/ Sierra Convenience Package
    Used

    2019 GMC Sierra 2500

    • 4x4 Double Cab
    • 42K mi
    32,298
    Dealer Fees Included
    AutoNation USA Denver Broadway
    • 32.1 mi. away
    Call
    Price Drop
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 43K mi
    66,098
    Dealer Fees Included
    No Accidents
    Mike Maroone Chevrolet GMC Longmont
    • 16.63 mi. away
    Call
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 2500

    • AT4
    • 18K mi
    73,993
    No Accidents
    Fisher Auto Group
    • 3.24 mi. away
    Call
    Used 2020 GMC Sierra 2500 AT4 w/ AT4 Premium Package
    Used

    2020 GMC Sierra 2500

    • AT4
    • 33K mi
    63,999
    Dealer Fees Included
    AutoNation Toyota Arapahoe
    • 36.95 mi. away
    Call
    Price Drop
    Used 2026 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package
    Used

    2026 GMC Sierra 2500

    • Denali Ultimate
    • 8K mi
    88,064
    Dealer Fees Included
    No Accidents
    Weld County Garage
    • 38.17 mi. away
    • Online Paperwork
    Call
    360°
    Used 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package

    2025 GMC Sierra 2500

    • Denali
    • 13K mi
    69,999
    No Accidents
    Phil Long Ford Denver
    • 28.74 mi. away
    Call
    Newly Listed
    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2023 GMC Sierra 2500

    • Denali
    • 141K mi
    47,990
    No Accidents
    O'Meara Ford
    • 18.28 mi. away
    Call
    Price Drop
    Used 2018 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2018 GMC Sierra 2500

    • Denali
    • 165K mi
    35,459
    Dealer Fees Included
    AutoNation Chrysler Dodge Jeep Ram Arapahoe
    • 36.93 mi. away
    Call
    Used 2012 GMC Sierra 2500 SLE w/ SLE Preferred Package
    Used

    2012 GMC Sierra 2500

    • SLE
    • 161K mi
    19,980
    Dealer Fees Included
    Berkenkotter Motors
    • 24.96 mi. away
    Call
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2025 GMC Sierra 2500

    • AT4
    • 20K mi
    73,519
    No Accidents
    Emich Volkswagen of Boulder
    • 2.72 mi. away
    Call
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Used

    2024 GMC Sierra 2500

    • AT4
    • 44K mi
    67,898
    Dealer Fees Included
    Mike Maroone Chevrolet GMC Longmont
    • 16.63 mi. away
    Call
    Price Drop
    Used 2024 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used

    2024 GMC Sierra 2500

    • Denali
    • 20K mi
    73,972
    No Accidents
    Transwest GMC
    • 23.12 mi. away
    Call
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