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Used GMC Trucks for Sale in Westminster, CO

80030
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Items 1 to 2 of 13.
    Sponsored by Red Rock GMC
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    Used 2018 GMC Sierra 1500 Denali
    33,488
    Red Rock GMC
    1 (855) 646-2294
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    621 Matches

    Used 2021 GMC Canyon Elevation w/ Trailering Package
    Used

    2021 GMC Canyon

    • Elevation
    • 102K mi
    20,988
    Sponsored by The Sharpest Rides
    • 10.71 mi. away
    • Delivery
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    Used 2025 GMC Canyon Denali
    Used

    2025 GMC Canyon

    • Denali
    • 38K mi
    45,998
    No Accidents
    Sponsored by Transwest GMC
    • 7.92 mi. away
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    Used 2026 GMC Sierra 1500 AT4X
    Used

    2026 GMC Sierra 1500

    • AT4X
    • 12K mi
    63,990
    No Accidents
    Sponsored by O'Meara Ford
    • 4.49 mi. away
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    $

    Based on 4.5% APR for mos.
    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
    • 7.35 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    Used

    2021 GMC Sierra 1500

    • AT4
    • 58K mi
    42,900
    No Accidents
    Private Seller Exchange
    • 4.48 mi. away
    • Buy Online. Clean title. No Hassle
    High Demand
    New 2026 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Consider New, Similar Payment

    2026 GMC Sierra 1500

    • Denali
    • 3 mi
    69,569
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
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    Used 2018 GMC Sierra 2500 SLT w/ Duramax Plus Package
    Used

    2018 GMC Sierra 2500

    • SLT
    • 95K mi
    42,988
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
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    Sponsored
    Price Drop
    Item 1 of 4.
    Used 2024 GMC Sierra 1500 Denali
    Used

    2024 GMC Sierra 1500

    • Denali
    • 5K mi
    62,181
    No Accidents
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    Used 2023 GMC Sierra 1500 Denali Ultimate
    Used

    2023 GMC Sierra 1500

    • Denali Ultimate
    • 16K mi
    60,892
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
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    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
    • 3.21 mi. away
    • Buy Online. Clean title. No Hassle
    Price Drop
    360°
    Used 2026 GMC Sierra 2500 Denali Ultimate
    Used

    2026 GMC Sierra 2500

    • Denali Ultimate
    • 4K mi
    89,463
    Dealer Fees Included
    No Accidents
    Brighton Ford
    • 14.8 mi. away
    Call
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    Used 2019 GMC Sierra 1500 AT4 w/ Technology Package
    Used

    2019 GMC Sierra 1500

    • AT4
    • 69K mi
    34,743
    Dealer Fees Included
    No Accidents
    AutoNation Chevrolet North
    • 2.8 mi. away
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    Used 2008 GMC Sierra 2500 SLT w/ Convenience Package
    Used

    2008 GMC Sierra 2500

    • SLT
    • 201K mi
    17,500
    No Accidents
    Private Seller Exchange
    • 16.08 mi. away
    • Buy Online. Clean title. No Hassle
    Newly Listed
    Used 2026 GMC Sierra 1500 AT4X w/ AT4X AEV Edition
    Used

    2026 GMC Sierra 1500

    • AT4X
    • 801 mi
    74,999
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 10.62 mi. away
    Call
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    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 1500

    • Denali
    • 41K mi
    45,888
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
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    Used 2024 GMC Sierra 3500 Denali Ultimate
    Used

    2024 GMC Sierra 3500

    • Denali Ultimate
    • 19K mi
    80,288
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    Newly Listed
    Used 2023 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    Used

    2023 GMC Sierra 2500

    • AT4
    • 16K mi
    64,998
    Dealer Fees Included
    No Accidents
    AutoNation Chrysler Dodge Jeep Ram Southwest
    • 13.92 mi. away
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    Price Drop
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 2500

    • Denali
    • 43K mi
    55,990
    Dealer Fees Included
    No Accidents
    AutoNation Chrysler Jeep West
    • 10.54 mi. away
    Call
    Price Drop
    Used 2023 GMC Sierra 1500 Denali Ultimate
    Used

    2023 GMC Sierra 1500

    • Denali Ultimate
    • 38K mi
    58,675
    Dealer Fees Included
    AutoNation Chevrolet North
    • 2.8 mi. away
    Call
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    Used 2019 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2019 GMC Sierra 1500

    • Denali
    • 59K mi
    40,694
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    High Demand
    360°
    Used 2023 GMC Canyon Denali
    Used

    2023 GMC Canyon

    • Denali
    • 25K mi
    42,321
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
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    Used 2026 GMC Sierra 1500 SLE
    Used

    2026 GMC Sierra 1500

    • SLE
    • 519 mi
    50,176
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    360°
    Used 2023 GMC Sierra 1500 Denali
    Used

    2023 GMC Sierra 1500

    • Denali
    • 26K mi
    55,588
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    360°
    Used 2020 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2020 GMC Sierra 3500

    • Denali
    • 51K mi
    58,388
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    Price Drop
    360°
    Used 2024 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2024 GMC Sierra 1500

    • SLT
    • 8K mi
    51,990
    No Accidents
    O'Meara Ford
    • 4.49 mi. away
    Call
    Price Drop
    360°
    Used 2025 GMC Hummer EV 3X
    Used

    2025 GMC Hummer EV

    • 3X
    • 7K mi
    Electric
    75,990
    Great EV Battery
    No Accidents
    O'Meara Ford
    • 4.49 mi. away
    Call
    Price Drop
    Used 2018 GMC Sierra 1500 SLT
    Used

    2018 GMC Sierra 1500

    • SLT
    • 77K mi
    28,000
    No Accidents
    Private Seller Exchange
    • 12.51 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2012 GMC Sierra 1500 SLE
    Used

    2012 GMC Sierra 1500

    • SLE
    • 108K mi
    16,492
    Dealer Fees Included
    AutoNation Chevrolet North
    • 2.8 mi. away
    Call
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