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Used GMC Cars for Sale in Boulder, CO

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Items 1 to 2 of 20.
    Sponsored by O'Meara GMC
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    Used 2026 GMC Sierra 3500 Denali w/ Denali Reserve Package
    84,352
    Dealer Fees Included
    O'Meara GMC
    (720) 702-3361
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    Used 2018 GMC Sierra 1500 SLT w/ All Terrain X Package
    Used

    2018 GMC Sierra 1500

    • SLT
    • 147K mi
    24,487
    Dealer Fees Included
    Sponsored by Family Trucks and Vans
    • 28.79 mi. away
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    Certified 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package

    2024 GMC Sierra 2500

    • AT4
    • 29K mi
    69,818
    Great Price
    Dealer Fees Included
    No Accidents
    Can be shipped to
    Sponsored by Alpine Buick GMC
    • 28.82 mi. away
    • Delivery
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    Used 2023 GMC Sierra 1500 Elevation
    Used

    2023 GMC Sierra 1500

    • Elevation
    • 60K mi
    41,487
    Dealer Fees Included
    No Accidents
    Sponsored by Family Trucks and Vans
    • 28.79 mi. away
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    $

    Based on 4.5% APR for mos.
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    Certified 2024 GMC Yukon XL Denali

    2024 GMC Yukon XL

    • Denali
    • 32K mi
    65,792
    Great Price
    Dealer Fees Included
    No Accidents
    Mike Maroone Cadillac
    • 2.66 mi. away
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    Newly Listed
    Used 2019 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2019 GMC Sierra 1500

    • SLT
    • 109K mi
    29,998
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Dodge Ram Broadway
    • 32.28 mi. away
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    New 2026 GMC Sierra 1500 Elevation
    Consider Buying New

    2026 GMC Sierra 1500

    • Elevation
    • 4 mi
    56,599
    Castle Rock Chevrolet GMC
    • 51.03 mi. away
    Call
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    Used 2018 GMC Terrain SLE
    Used

    2018 GMC Terrain

    • SLE
    • 73K mi
    15,500
    Dealer Fees Included
    No Accidents
    Larry H Miller Chrysler Dodge Ram FIAT Denver
    • 33.11 mi. away
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    Used 2021 GMC Sierra 1500 Denali w/ Driver Alert Package II
    Used

    2021 GMC Sierra 1500

    • Denali
    • 51K mi
    39,796
    Good Price
    Dealer Fees Included
    No Accidents
    Foundation KIA
    • 18.47 mi. away
    • Online Paperwork
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    Sponsored
    Item 1 of 4.
    Used 2025 GMC Yukon Elevation
    Used

    2025 GMC Yukon

    • Elevation
    • 35K mi
    65,943
    Dealer Fees Included
    No Accidents
    Call
    Used 2022 GMC Terrain SLE
    Used

    2022 GMC Terrain

    • SLE
    • 76K mi
    18,500
    Good Price
    Dealer Fees Included
    No Accidents
    Arapahoe KIA
    • 36.6 mi. away
    • Online Paperwork
    • Delivery
    Call
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    Used 2019 GMC Acadia SLT
    Used

    2019 GMC Acadia

    • SLT
    • 47K mi
    19,998
    Great Price
    Dealer Fees Included
    AutoNation Subaru Arapahoe
    • 36.63 mi. away
    Call
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    Used 2024 GMC Sierra 1500 Elevation
    Used

    2024 GMC Sierra 1500

    • Elevation
    • 15K mi
    39,897
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Chevrolet North
    • 20.81 mi. away
    Call
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    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2021 GMC Sierra 1500

    • SLT
    • 55K mi
    36,199
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
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    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2021 GMC Sierra 1500

    • SLT
    • 52K mi
    37,199
    Great Price
    Dealer Fees Included
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
    Price Drop
    Used 2024 GMC Sierra 1500 SLE w/ Preferred Package
    Used

    2024 GMC Sierra 1500

    • SLE
    • 24K mi
    39,613
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
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    Used 2022 GMC Yukon XL Denali w/ Advanced Technology Package
    Used

    2022 GMC Yukon XL

    • Denali
    • 50K mi
    49,249
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
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    Used 2023 GMC Yukon AT4
    Used

    2023 GMC Yukon

    • AT4
    • 40K mi
    54,990
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
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    Used 2023 GMC Yukon Denali w/ Denali Reserve Package
    Used

    2023 GMC Yukon

    • Denali
    • 17K mi
    66,999
    Good Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
    Price Drop
    Used 2024 GMC Sierra 2500 Denali w/ Technology Package
    Used

    2024 GMC Sierra 2500

    • Denali
    • 15K mi
    68,499
    Good Price
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 20.98 mi. away
    Call
    Newly Listed
    Used 2016 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2016 GMC Sierra 1500

    • SLT
    • 79K mi
    27,488
    Great Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 24.27 mi. away
    • Delivery
    Call
    Newly Listed
    Used 2021 GMC Sierra 1500 AT4
    Used

    2021 GMC Sierra 1500

    • AT4
    • 41K mi
    43,488
    Great Price
    Dealer Fees Included
    No Accidents
    JOHNSON AUTO PLAZA
    • 24.27 mi. away
    • Delivery
    Call
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    Used 2019 GMC Yukon XL SLT w/ Open Road Package
    Used

    2019 GMC Yukon XL

    • SLT
    • 118K mi
    25,181
    Good Price
    Dealer Fees Included
    No Accidents
    Interstate Ford
    • 17.11 mi. away
    Call
    Used 2022 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    Used

    2022 GMC Sierra 2500

    • AT4
    • 52K mi
    55,300
    Great Price
    Dealer Fees Included
    No Accidents
    Mike Maroone Ford Longmont
    • 14.74 mi. away
    Call
    High Demand
    Used 2021 GMC Sierra 1500 Elevation
    Used

    2021 GMC Sierra 1500

    • Elevation
    • 40K mi
    32,992
    Great Price
    Dealer Fees Included
    No Accidents
    Stevinson Toyota East
    • 31.13 mi. away
    Call
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    Used 2026 GMC Yukon XL Denali Ultimate w/ LPO, Floor Liner Package
    Used

    2026 GMC Yukon XL

    • Denali Ultimate
    • 8K mi
    100,840
    Great Price
    Dealer Fees Included
    No Accidents
    Shortline Buick GMC
    • 31.79 mi. away
    Call
    Newly Listed
    Used 2018 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2018 GMC Terrain

    • SLE
    • 166K mi
    10,862
    Dealer Fees Included
    Mike Maroone Cadillac
    • 2.66 mi. away
    Call
    Price Drop
    Used 2017 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2017 GMC Sierra 1500

    • Denali
    • 183K mi
    18,900
    Dealer Fees Included
    No Accidents
    Mike Maroone Cadillac
    • 2.66 mi. away
    Call
    Used 2014 GMC Sierra 1500 SLT w/ All-Terrain Package
    Used

    2014 GMC Sierra 1500

    • SLT
    • 114K mi
    22,450
    Dealer Fees Included
    Mike Maroone Cadillac
    • 2.66 mi. away
    Call
    Price Drop
    Used 2017 GMC Acadia SLT
    Used

    2017 GMC Acadia

    • SLT
    • 109K mi Mileage Value
    13,399
    Good Price
    Dealer Fees Included
    Yoder Chevrolet
    • 25.75 mi. away
    Call
    Newly Listed
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    Used 2023 GMC Sierra 1500 Elevation
    Used

    2023 GMC Sierra 1500

    • Elevation
    • 26K mi
    42,799
    Dealer Fees Included
    No Accidents
    Emich Chevrolet
    • 25.91 mi. away
    Call
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