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Used GMC Sierra 2500 Denali 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 Denali w/ Max Trailering Package
    75,897
    Similar Match
    O'Meara GMC
    (720) 702-3361
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    59View Vehicles

    46 Matches

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

    2021 GMC Sierra 2500

    • Denali
    • 34K mi
    60,291
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Alpine Chevrolet
    • 31.63 mi. away
    Call
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 92K mi
    53,084
    Good Price
    Dealer Fees Included
    No Accidents
    Can be shipped to
    Sponsored by Alpine Buick GMC
    • 28.82 mi. away
    • Delivery
    Call
    Used 2021 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used

    2021 GMC Sierra 2500

    • Denali
    • 39K mi
    61,799
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Larry H. Miller Chrysler Dodge Jeep RAM 104th
    • 17.55 mi. away
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    Based on 4.5% APR for mos.
    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
    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
    New 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Consider New, Similar Payment

    2026 GMC Sierra 2500

    • AT4
    • 0 mi
    81,571
    Castle Rock Chevrolet GMC
    • 51.03 mi. away
    Call
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    Newly Listed
    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2023 GMC Sierra 2500

    • Denali
    • 30K mi
    62,849
    Great Price
    Dealer Fees Included
    No Accidents
    Shortline Buick GMC
    • 31.79 mi. away
    Call
    Sponsored
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    Item 1 of 4.
    Used 2018 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2018 GMC Sierra 2500

    • Denali
    • 95K mi
    47,530
    No Accidents
    Call
    Used 2021 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used

    2021 GMC Sierra 2500

    • Denali
    • 39K mi
    61,799
    Great Price
    Dealer Fees Included
    No Accidents
    Larry H. Miller Chrysler Dodge Jeep RAM 104th
    • 17.55 mi. away
    Call
    Price Drop
    360°
    Used 2022 GMC Sierra 2500 Denali
    Used

    2022 GMC Sierra 2500

    • Denali
    • 104K mi
    48,299
    Great Price
    Dealer Fees Included
    No Accidents
    Emich Chevrolet
    • 25.91 mi. away
    Call
    Certified 2026 GMC Sierra 2500 Denali

    2026 GMC Sierra 2500

    • Denali
    • 13K mi
    74,698
    Great Price
    Dealer Fees Included
    No Accidents
    Foundation Chevrolet CADILLAC
    • 18.45 mi. away
    Call
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    Used 2018 GMC Sierra 2500 Denali w/ Duramax Plus Package

    2018 GMC Sierra 2500

    • Denali
    • 95K mi
    47,530
    No Accidents
    Sill-TerHar Motors
    • 12.45 mi. away
    • Delivery
    Call
    360°
    Used 2025 GMC Sierra 2500 Denali w/ Max Trailering Package
    Used

    2025 GMC Sierra 2500

    • Denali
    • 13K mi
    75,897
    No Accidents
    O'Meara GMC
    • 17.45 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 2500

    • Denali
    • 56K mi
    59,999
    Good Price
    Dealer Fees Included
    No Accidents
    Phil Long Ford Denver
    • 28.74 mi. away
    Call
    Price Drop
    Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 2500

    • Denali
    • 88K mi
    49,751
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Dodge Ram Broadway
    • 32.28 mi. away
    Call
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    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2023 GMC Sierra 2500

    • Denali
    • 59K mi
    61,498
    Good Price
    Dealer Fees Included
    No Accidents
    Mike Maroone Chevrolet GMC Longmont
    • 16.63 mi. away
    Call
    Price Drop
    Used 2023 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used

    2023 GMC Sierra 2500

    • Denali
    • 54K mi
    60,685
    Great Price
    Dealer Fees Included
    Loveland Buick GMC
    • 32.62 mi. away
    Call
    Price Drop
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 99K mi
    50,792
    Good Price
    Dealer Fees Included
    No Accidents
    Prestige Audi
    • 21.94 mi. away
    Call
    Newly Listed
    Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2019 GMC Sierra 2500

    • Denali
    • 109K mi
    43,488
    Great Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 24.27 mi. away
    • Delivery
    Call
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 67K mi
    57,299
    Good Price
    Dealer Fees Included
    No Accidents
    Greenwood Automotive
    • 35.86 mi. away
    Call
    Used 2019 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used

    2019 GMC Sierra 2500

    • Denali
    • 145K mi
    37,998
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Subaru Arapahoe
    • 36.63 mi. away
    Call
    Used 2014 GMC Sierra 2500 Denali
    Used

    2014 GMC Sierra 2500

    • Denali
    • 64K mi
    36,999
    No Accidents
    Victory Motors of Colorado
    • 14.93 mi. away
    Call
    Used 2024 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used

    2024 GMC Sierra 2500

    • Denali
    • 24K mi
    74,897
    Dealer Fees Included
    No Accidents
    AutoNation Chevrolet North
    • 20.81 mi. away
    Call
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 2500

    • Denali
    • 34K mi
    60,291
    Great Price
    Dealer Fees Included
    No Accidents
    Alpine Chevrolet
    • 31.63 mi. away
    Call
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 84K mi
    54,238
    Good Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 24.27 mi. away
    • Delivery
    Call
    Price Drop
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 96K mi
    50,000
    Great Price
    Dealer Fees Included
    No Accidents
    Weld County Garage
    • 38.17 mi. away
    • Online Paperwork
    Call
    Used 2022 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used

    2022 GMC Sierra 2500

    • Denali
    • 32K mi
    55,900
    King Auto
    • 31.16 mi. away
    Call
    Newly Listed
    No Image Available
    Used

    2024 GMC Sierra 2500

    • Denali
    • 21K mi
    72,499
    Great Price
    Dealer Fees Included
    No Accidents
    Foundation Chevrolet CADILLAC
    • 18.45 mi. away
    Call
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