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Used GMC Cars for Sale in O'fallon, MO

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Items 1 to 2 of 19.
    Sponsored by O'Fallon Buick GMC
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    High Demand
    Used 2019 GMC Acadia Denali w/ Technology Package
    26,599
    Great Price
    Dealer Fees Included
    O'Fallon Buick GMC
    (636) 385-5436
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    146View Vehicles

    1,095 Matches

    Price Drop
    Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used

    2024 GMC Sierra 1500

    • Denali
    • 48K mi
    49,257
    Great Price
    Dealer Fees Included
    Sponsored by Dave Sinclair Buick GMC
    • 25.56 mi. away
    • Online Paperwork
    • Delivery
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    Newly Listed
    Used 2025 GMC Sierra 2500 SLT
    Used

    2025 GMC Sierra 2500

    • SLT
    • 60K mi
    55,995
    Dealer Fees Included
    Sponsored by Laura Ford of Sullivan
    • Buy Online
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    Certified 2024 GMC Sierra 1500 SLT w/ SLT Premium Plus Package

    2024 GMC Sierra 1500

    • SLT
    • 42K mi
    44,372
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
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    $

    Based on 4.5% APR for mos.
    Used 2025 GMC Acadia Denali w/ Super Cruise Package
    Used

    2025 GMC Acadia

    • Denali
    • 13K mi
    51,737
    Dealer Fees Included
    No Accidents
    Lou Fusz KIA of Wentzville
    • 6.13 mi. away
    Call
    Price Drop
    Used 2019 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used

    2019 GMC Sierra 1500

    • AT4
    • 141K mi
    28,299
    Good Price
    Dealer Fees Included
    No Accidents
    Behlmann Buick GMC
    • 21.04 mi. away
    • Online Paperwork
    Call
    New 2026 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Consider Buying New

    2026 GMC Sierra 1500

    • AT4
    • 7 mi
    64,786
    LAURA BUICK GMC
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
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    Used 2024 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2024 GMC Sierra 1500

    • SLT
    • 28K mi
    50,299
    Dealer Fees Included
    No Accidents
    Behlmann Buick GMC
    • 21.04 mi. away
    • Online Paperwork
    Call
    Newly Listed
    Certified 2021 GMC Yukon XL Denali w/ Denali Premium Package

    2021 GMC Yukon XL

    • Denali
    • 46K mi
    50,610
    Great Price
    Dealer Fees Included
    ELCO Chevrolet
    • 14.5 mi. away
    Call
    Sponsored
    Item 1 of 4.
    Used 2024 GMC Terrain SLT
    MUST SEE QUALITY PRE OWNED VEHICLE!
    Used

    2024 GMC Terrain

    • SLT
    • 48K mi
    22,954
    No Accidents
    Call
    Price Drop
    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 45K mi
    22,399
    Great Price
    Dealer Fees Included
    No Accidents
    Behlmann Chrysler Dodge Jeep Ram
    • 21.18 mi. away
    Call
    360°
    Used 2024 GMC Yukon XL Denali
    Used

    2024 GMC Yukon XL

    • Denali
    • 68K mi
    52,600
    Great Price
    Dealer Fees Included
    No Accidents
    E C of ST LOUIS CDJR LLC
    • 17.08 mi. away
    Call
    No Image Available
    Used

    2026 GMC Hummer EV

    • SUV
    • 2K mi
    Electric
    83,599
    Good Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 1.48 mi. away
    • Online Paperwork
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    Used 2023 GMC Acadia SLT w/ Preferred Package
    Used

    2023 GMC Acadia

    • SLT
    • 71K mi
    25,203
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Ford
    • 6.69 mi. away
    Call
    Used 2022 GMC Sierra 1500 SLE
    Used

    2022 GMC Sierra 1500

    • SLE
    • 95K mi
    26,489
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Ford
    • 6.69 mi. away
    Call
    Used 2023 GMC Sierra 1500 Elevation

    2023 GMC Sierra 1500

    • Elevation
    • 91K mi
    35,413
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Ford
    • 6.69 mi. away
    Call
    Newly Listed
    Used 2016 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2016 GMC Sierra 1500

    • SLT
    • 118K mi
    23,563
    Good Price
    Dealer Fees Included
    Schicker Ford of St. Louis
    • 26.69 mi. away
    Call
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    Used 2020 GMC Savana 3500 w/ Power Convenience Package
    Used

    2020 GMC Savana 3500

    • 66K mi
    32,820
    Dealer Fees Included
    No Accidents
    Lou Fusz Chevrolet
    • 6.79 mi. away
    Call
    360°
    Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used

    2022 GMC Sierra 3500

    • Denali
    • 66K mi
    58,921
    Good Price
    Dealer Fees Included
    No Accidents
    Clement Supercenter
    • 9.4 mi. away
    Call
    Used 2011 GMC Terrain SLE w/ Convenience Package
    Used

    2011 GMC Terrain

    • SLE
    • 157K mi
    5,500
    No Accidents
    Private Seller Exchange
    • 22.1 mi. away
    • Buy Online. Clean title. No Hassle
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used

    2021 GMC Sierra 1500

    • SLT
    • 64K mi
    36,300
    Great Price
    Dealer Fees Included
    No Accidents
    Dave Sinclair Buick GMC
    • 25.56 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2025 GMC Canyon Elevation w/ Convenience Package
    Used

    2025 GMC Canyon

    • Elevation
    • 14K mi
    37,964
    Great Price
    Dealer Fees Included
    No Accidents
    Dave Sinclair Buick GMC
    • 25.56 mi. away
    • Online Paperwork
    • Delivery
    Call
    Price Drop
    Used 2019 GMC Canyon All Terrain w/ All Terrain X Package
    Used

    2019 GMC Canyon

    • All Terrain
    • 118K mi
    23,220
    Dealer Fees Included
    No Accidents
    Ed Napleton Honda St Peters
    • 7.36 mi. away
    Call
    Price Drop
    Used 2021 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used

    2021 GMC Sierra 1500

    • Denali
    • 94K mi
    36,610
    Dealer Fees Included
    No Accidents
    Ed Napleton Honda St Peters
    • 7.36 mi. away
    Call
    High Demand
    Certified 2024 GMC Acadia Elevation w/ Luxury Package

    2024 GMC Acadia

    • Elevation
    • 16K mi
    37,372
    Great Price
    Dealer Fees Included
    No Accidents
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Package
    Used

    2022 GMC Sierra 1500

    • SLT
    • 39K mi
    40,372
    Great Price
    Dealer Fees Included
    No Accidents
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    High Demand
    Certified 2022 GMC Sierra 1500 SLT w/ SLT Premium Package

    2022 GMC Sierra 1500

    • SLT
    • 27K mi
    42,372
    Great Price
    Dealer Fees Included
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    Used 2022 GMC Sierra 1500 SLT
    Used

    2022 GMC Sierra 1500

    • SLT
    • 38K mi
    42,372
    Great Price
    Dealer Fees Included
    No Accidents
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    High Demand
    Certified 2021 GMC Sierra 1500 AT4 w/ AT4 Preferred Package

    2021 GMC Sierra 1500

    • AT4
    • 6K mi
    45,872
    Great Price
    Dealer Fees Included
    No Accidents
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    Certified 2022 GMC Sierra 1500 Denali w/ Denali Reserve Package

    2022 GMC Sierra 1500

    • Denali
    • 31K mi
    47,872
    Great Price
    Dealer Fees Included
    No Accidents
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    Certified 2023 GMC Sierra 1500 AT4 w/ Technology Package

    2023 GMC Sierra 1500

    • AT4
    • 22K mi
    52,372
    Great Price
    Dealer Fees Included
    No Accidents
    Laura Buick GMC, Inc.
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
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