Used Buick Cars for Sale

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    Sponsored by O'Fallon Buick GMC
    Used 2020 Buick Enclave Essence w/ LPO, Luxury Package
    19,599
    Dealer Logo
    O'Fallon Buick GMC
    • (636) 385-5436
    59View Vehicles

    397 Matches

    Used 2020 Buick Enclave Avenir w/ Avenir Technology Package
    Used
    • Avenir
    • 104K mi
    18,121
    Used 2025 Buick Enclave Preferred
    Used
    • Preferred
    • 37K mi
    34,579
    Good Price
    Used 2023 Buick Enclave Premium w/ Experience Buick Package
    Used
    • Premium
    • 112K mi
    22,498
    Good Price
    Used 2023 Buick Enclave Essence
    Used
    • Essence
    • 25K mi
    27,165
    Great Price
    Used 2023 Buick Envision Preferred
    Used
    • Preferred
    • 26K mi
    26,504
    Great Price
    Used 2024 Buick Envision Preferred
    Used
    • Preferred
    • 15K mi
    27,616
    Great Price
    Used 2026 Buick Envista Avenir
    Used
    • Avenir
    • 371 mi
    28,151
    Great Price
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    Used 2022 Buick Enclave Avenir w/ Avenir Technology Package
    Used
    • Avenir
    • 24K mi
    33,370
    Great Price
    Used 2022 Buick Envision Preferred
    Used
    • Preferred
    • 46K mi Mileage Value
    21,515
    Good Price
    Item 1 of 4.
    CERTIFIED VEHICLE PRICED TO SELL!!!
    Certified
    • Avenir
    • 22K mi
    32,110
    Great Price
    Used 2023 Buick Encore GX Select
    Used
    • Select
    • 14K mi
    21,610
    Great Price
    Used 2024 Buick Envista Sport Touring
    Used
    • Sport Touring
    • 26K mi
    25,478
    Good Price
    Used 2026 Buick Encore GX Sport Touring w/ Comfort Package
    Used
    • Sport Touring
    • 5K mi
    24,489
    Great Price
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    Used 2024 Buick Encore GX Preferred
    Used
    • Preferred
    • 21K mi
    20,614
    Good Price
    Used 2023 Buick Envision Essence w/ Sport Touring Package
    Used
    • Essence
    • 34K mi
    28,565
    Good Price
    Used 2023 Buick Envision Essence w/ Sport Touring Package
    Used
    • Essence
    • 60K mi
    22,528
    Great Price
    Used 2023 Buick Encore GX Select w/ Sport Touring Package
    Used
    • Select
    • 15K mi
    21,880
    Great Price
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    Used 2023 Buick Envision Preferred w/ Sport Touring Package
    Used
    • Preferred
    • 21K mi
    26,063
    Great Price
    Used 2023 Buick Envision Preferred
    Used
    • Preferred
    • 22K mi
    26,564
    Great Price
    Used 2023 Buick Envision Avenir
    Used
    • Avenir
    • 42K mi
    28,699
    Great Price
    Used 2021 Buick Encore GX Preferred
    Used
    • Preferred
    • 15K mi
    19,166
    Great Price
    Used 2024 Buick Envista Sport Touring w/ Convenience I Package
    Used
    • Sport Touring
    • 13K mi
    25,366
    Great Price
    Used 2021 Buick Envision Avenir
    Used
    • Avenir
    • 48K mi
    25,397
    Great Price
    Used 2026 Buick Encore GX Sport Touring w/ Comfort Package
    Used
    • Sport Touring
    • 8K mi
    28,018
    Used 2019 Buick LaCrosse Essence w/ Sun and Shade Package
    Used
    • Essence
    • 91K mi
    16,489
    Great Price
    Used 2025 Buick Encore GX Preferred
    Used
    • Preferred
    • 16K mi
    21,264
    Great Price
    Used 2024 Buick Envista Avenir
    Used
    • Avenir
    • 32K mi
    24,431
    Great Price
    Used 2023 Buick Envision Preferred
    Used
    • Preferred
    • 22K mi
    25,225
    Good Price
    Used 2022 Buick Encore GX Select w/ Sport Touring Package
    Used
    • Select
    • 68K mi
    17,510
    Good Price
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