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Used GMC Sierra 1500 SLT for Sale in Westminster, CO

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Items 1 to 2 of 14.
    Sponsored by Red Rock GMC
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    Used 2024 GMC Sierra 1500 SLT
    52,393
    Dealer Fees Included
    Similar Match
    Red Rock GMC
    1 (855) 646-2294
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    58View Vehicles

    83 Matches

    Price Drop
    Used 2021 GMC Sierra 1500 SLT
    Used

    2021 GMC Sierra 1500

    • SLT
    • 94K mi
    25,790
    Dealer Fees Included
    No Accidents
    Sponsored by Groove Subaru
    • 14.76 mi. away
    Call
    Price Drop
    Used 2025 GMC Sierra 1500 SLT
    Used

    2025 GMC Sierra 1500

    • SLT
    • 37K mi
    42,297
    Dealer Fees Included
    No Accidents
    Sponsored by EchoPark - Centennial
    • 18.56 mi. away
    Call
    Used 2018 GMC Sierra 1500 SLT
    Used

    2018 GMC Sierra 1500

    • SLT
    • 154K mi
    21,353
    Dealer Fees Included
    No Accidents
    Sponsored by Loveland Buick GMC
    • 41.88 mi. away
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    $

    Based on 4.5% APR for mos.
    High Demand
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    Used 2021 GMC Sierra 1500 SLT

    2021 GMC Sierra 1500

    • SLT
    • 13K mi
    43,999
    Great Price
    Dealer Fees Included
    No Accidents
    Freeway Ford
    • 11.78 mi. away
    Call
    High Demand
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    Used 2014 GMC Sierra 1500 SLT
    Used

    2014 GMC Sierra 1500

    • SLT
    • 67K mi
    25,799
    Good Price
    Dealer Fees Included
    Emich Chevrolet
    • 10.64 mi. away
    Call
    New 2026 GMC Sierra 1500 SLT
    Consider Buying New

    2026 GMC Sierra 1500

    • SLT
    • 7 mi
    59,355
    Castle Rock Chevrolet GMC
    • 33.97 mi. away
    Call
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    Newly Listed
    Used 2014 GMC Sierra 1500 SLT
    Used

    2014 GMC Sierra 1500

    • SLT
    • 104K mi
    23,990
    Dealer Fees Included
    No Accidents
    AutoNation Chrysler Jeep West
    • 10.54 mi. away
    Call
    Sponsored
    High Demand
    Item 1 of 4.
    Used 2018 GMC Sierra 1500 SLT w/ SLT Premium Package
    Price Reduced!
    Used

    2018 GMC Sierra 1500

    • SLT
    • 102K mi
    22,292
    Great Price
    Dealer Fees Included
    No Accidents
    Call
    360°
    Used 2019 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2019 GMC Sierra 1500

    • SLT
    • 79K mi
    35,691
    Good Price
    Dealer Fees Included
    No Accidents
    Phil Long Ford Denver
    • 13.77 mi. away
    Call
    360°
    Used 2023 GMC Sierra 1500 SLT w/ SLT Convenience Package
    Used

    2023 GMC Sierra 1500

    • SLT
    • 25K mi
    46,800
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    High Demand
    Used 2018 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2018 GMC Sierra 1500

    • SLT
    • 102K mi Mileage Value
    22,292
    Great Price
    Dealer Fees Included
    No Accidents
    Stevinson Toyota East
    • 12.42 mi. away
    Call
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    Price Drop
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2021 GMC Sierra 1500

    • SLT
    • 62K mi
    36,990
    Dealer Fees Included
    No Accidents
    AutoNation Chevrolet North
    • 2.8 mi. away
    Call
    Used 2025 GMC Sierra 1500 SLT
    Used

    2025 GMC Sierra 1500

    • SLT
    • 40K mi
    44,787
    Great Price
    Dealer Fees Included
    No Accidents
    Arapahoe KIA
    • 18.32 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2014 GMC Sierra 1500 SLT w/ All-Terrain Package
    Used

    2014 GMC Sierra 1500

    • SLT
    • 84K mi
    26,191
    Dealer Fees Included
    No Accidents
    Jaguar Lakewood
    • 6.68 mi. away
    Call
    Used 2018 GMC Sierra 1500 SLT
    Used

    2018 GMC Sierra 1500

    • SLT
    • 79K mi
    32,744
    Dealer Fees Included
    No Accidents
    Shortline Buick GMC
    • 13.09 mi. away
    Call
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    Used 2018 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2018 GMC Sierra 1500

    • SLT
    • 97K mi
    28,990
    Great Price
    Dealer Fees Included
    No Accidents
    Fisher Auto Group
    • 15.7 mi. away
    Call
    Price Drop
    360°
    Used 2021 GMC Sierra 1500 SLT
    Used

    2021 GMC Sierra 1500

    • SLT
    • 98K mi
    31,556
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    Price Drop
    360°
    Used 2024 GMC Sierra 1500 SLT
    Used

    2024 GMC Sierra 1500

    • SLT
    • 61K mi
    39,566
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    Price Drop
    360°
    Used 2023 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2023 GMC Sierra 1500

    • SLT
    • 57K mi
    42,818
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2020 GMC Sierra 1500 SLT w/ X31 Off-Road Package
    Used

    2020 GMC Sierra 1500

    • SLT
    • 80K mi
    37,994
    Great Price
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    Used 2018 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2018 GMC Sierra 1500

    • SLT
    • 82K mi
    33,299
    Great Price
    Dealer Fees Included
    No Accidents
    AutoNation Toyota Arapahoe
    • 18.61 mi. away
    Call
    Used 2016 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2016 GMC Sierra 1500

    • SLT
    • 122K mi
    23,500
    Dealer Fees Included
    No Accidents
    AutoNation Subaru West
    • 10.53 mi. away
    Call
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2021 GMC Sierra 1500

    • SLT
    • 64K mi
    38,999
    Dealer Fees Included
    No Accidents
    AutoNation Buick GMC West
    • 10.62 mi. away
    Call
    Used 2023 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2023 GMC Sierra 1500

    • SLT
    • 29K mi
    44,440
    Dealer Fees Included
    No Accidents
    Mike Maroone Cadillac
    • 17.11 mi. away
    Call
    Price Drop
    Used 2020 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2020 GMC Sierra 1500

    • SLT
    • 74K mi
    37,398
    Dealer Fees Included
    AutoNation Subaru Arapahoe
    • 18.34 mi. away
    Call
    Used 2018 GMC Sierra 1500 SLT
    Used

    2018 GMC Sierra 1500

    • SLT
    • 68K mi
    33,586
    Dealer Fees Included
    No Accidents
    ClearShift
    • 18.6 mi. away
    Call
    360°
    Used 2025 GMC Sierra 1500 SLT
    Used

    2025 GMC Sierra 1500

    • SLT
    • 50K mi
    40,996
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    360°
    Used 2025 GMC Sierra 1500 SLT
    Used

    2025 GMC Sierra 1500

    • SLT
    • 43K mi
    41,897
    No Accidents
    O'Meara GMC
    • 3.99 mi. away
    • Online Paperwork
    • Delivery
    Call
    High Demand
    360°
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

    2021 GMC Sierra 1500

    • SLT
    • 93K mi
    34,310
    No Accidents
    Sill-TerHar Motors
    • 6.82 mi. away
    • Delivery
    Call
    Used 2015 GMC Sierra 1500 SLT w/ SLT Crew Cab Value Package
    Used

    2015 GMC Sierra 1500

    • SLT
    • 163K mi
    17,988
    Skyline Mitsubishi
    • 4.03 mi. away
    Call
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