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Buick Cars for Sale in O Fallon, IL

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Items 1 to 2 of 16.
    Sponsored by Laura Buick GMC
    New 2026 Buick Envista Preferred
    24,005
    MSRP$26,990
    Dealer Logo
    181View Vehicles

    1,953 Matches

    New 2026 Buick Encore GX Preferred
    New
    • Preferred
    • 5 mi
    26,066
    MSRP$30,890
    Used 2023 Buick Envision Preferred
    Used
    • Preferred
    • 31K mi
    28,587
    New 2026 Buick Envista Sport Touring w/ Convenience I Package
    New
    • Sport Touring
    • 2K mi
    24,424
    MSRP$27,485
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    Based on 4.5% APR for mos.
    Used 2024 Buick Envista Sport Touring w/ Convenience I Package
    Used
    • Sport Touring
    • 21K mi
    24,868
    Great Price
    Certified 2023 Buick Envision Preferred
    • Preferred
    • 35K mi
    25,372
    Great Price
    Certified 2019 Buick Enclave Premium
    • Premium
    • 42K mi
    27,372
    Good Price
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    Used 2023 Buick Envision Essence
    Used
    • Essence
    • 20K mi
    25,887
    Great Price
    Item 1 of 4.
    New
    • Sport Touring
    • 2K mi
    38,623
    MSRP$47,240
    Certified 2026 Buick Encore GX Avenir w/ Avenir Technology Package
    • Avenir
    • 7K mi
    29,372
    Great Price
    Certified 2022 Buick Enclave Essence w/ Experience Buick Package
    • Essence
    • 28K mi
    31,372
    Great Price
    Certified 2022 Buick Enclave Avenir w/ Avenir Technology Package
    • Avenir
    • 39K mi
    32,872
    Great Price
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    Used 2020 Buick Envision Essence
    Used
    • Essence
    • 77K mi
    16,838
    Great Price
    Used 2023 Buick Encore GX Preferred w/ Sport Touring Package
    Used
    • Preferred
    • 41K mi
    17,610
    Great Price
    Used 2024 Buick Enclave Avenir w/ Avenir Technology Package
    Used
    • Avenir
    • 24K mi
    39,868
    Great Price
    Certified 2021 Buick Encore GX Preferred w/ Sport Touring Package
    • Preferred
    • 57K mi
    18,372
    Great Price
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    Used 2020 Buick Encore GX Essence
    Used
    • Essence
    • 33K mi
    20,425
    Great Price
    Used 2019 Buick Encore Preferred w/ Safety Package
    Used
    • Preferred
    • 54K mi
    16,379
    Great Price
    Certified 2018 Buick LaCrosse Essence w/ Sights and Sounds Package
    • Essence
    • 64K mi
    19,691
    Good Price
    Used 2025 Buick Encore GX Sport Touring w/ Comfort Package
    Used
    • Sport Touring
    • 2K mi
    24,870
    Great Price
    Used 2023 Buick Encore GX Essence w/ Experience Buick Package
    Used
    • Essence
    • 15K mi
    25,070
    Great Price
    Used 2023 Buick Enclave Essence w/ Experience Buick Package
    Used
    • Essence
    • 20K mi
    35,019
    Good Price
    Used 2024 Buick Enclave Essence w/ Experience Buick Package
    Used
    • Essence
    • 17K mi
    36,939
    Good Price
    Used 2025 Buick Enclave Sport Touring w/ Trailering Package, 5000 lbs.
    Used
    • Sport Touring
    • 431 mi
    41,894
    Great Price
    Certified 2022 Buick Enclave Essence w/ Experience Buick Package
    • Essence
    • 87K mi
    25,372
    Good Price
    Certified 2023 Buick Enclave Essence w/ Experience Buick Package
    • Essence
    • 44K mi
    32,372
    Good Price
    Used 2021 Buick Encore GX Preferred
    Used
    • Preferred
    • 13K mi
    20,460
    Great Price
    Used 2024 Buick Envista Sport Touring w/ Convenience I Package
    Used
    • Sport Touring
    • 13K mi
    26,586
    Great Price
    Used 2015 Buick Encore Leather
    Used
    • Leather
    • 50K mi
    13,585
    Great Price

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