Used GMC Cars for Sale

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    Sponsored by O'Fallon Buick GMC
    Used 2012 GMC Sierra 1500 SLT
    19,099
    Dealer Logo
    O'Fallon Buick GMC
    • (636) 385-5436
    143View Vehicles
    Used 2023 GMC Sierra 1500 SLT w/ SLT Convenience Package
    42,921
    Good Price
    Used 2023 GMC Terrain SLE w/ Elevation Edition
    Used
    • SLE
    • 90K mi
    18,615
    Used 2023 GMC Terrain SLE
    Used
    • SLE
    • 4K mi
    24,395
    Great Price
    Used 2024 GMC Acadia Elevation
    Used
    • Elevation
    • 52K mi
    33,323
    Good Price
    Used 2024 GMC Sierra 1500 Denali Ultimate
    Used
    • Denali Ultimate
    • 85K mi
    46,498
    Great Price
    Used 2023 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    46,584
    Good Price
    New 2027 GMC Terrain Elevation w/ Black Edition
    • Elevation
    • 2K mi
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    Used 2023 GMC Yukon XL Denali Ultimate
    Used
    • Denali Ultimate
    • 88K mi
    51,995
    Great Price
    Used 2019 GMC Acadia SLE
    Used
    • SLE
    • 119K mi
    11,998
    Item 1 of 4.
    CERTIFIED PRE OWNED VEHICLE!!!!
    Certified
    • Pro
    • 32K mi
    33,020
    Great Price
    Used 2019 GMC Acadia SLT w/ LPO, Floor Liner Package
    Used
    • SLT
    • 130K mi
    12,465
    Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 17K mi
    54,860
    Good Price
    Used 2021 GMC Sierra 1500 Denali w/ Denali Carbonpro Edition
    Used
    • Denali
    • 51K mi
    42,121
    Good Price
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    Used 2020 GMC Sierra 1500 Denali
    Used
    • Denali
    • 85K mi
    33,152
    Great Price
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    34,799
    Great Price
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    50,585
    Great Price
    Used 2023 GMC Yukon SLT w/ SLT Luxury Package
    Used
    • SLT
    • 37K mi
    51,641
    Great Price
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    Used 2024 GMC Sierra 1500 Denali
    Used
    • Denali
    • 20K mi
    54,130
    Good Price
    Used 2024 GMC Yukon SLT w/ SLT Luxury Package
    Used
    • SLT
    • 20K mi
    56,541
    Good Price
    Used 2025 GMC Sierra 3500 Pro w/ Convenience Package
    48,599
    Good Price
    Used 2025 GMC Yukon Elevation
    Used
    • Elevation
    • 19K mi
    65,118
    Good Price
    Used 2023 GMC Terrain SLT w/ Elevation Edition
    Used
    • SLT
    • 42K mi
    24,315
    Used 2022 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 54K mi
    40,621
    Good Price
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    41,421
    Great Price
    Used 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 295 mi
    71,121
    Used 2023 GMC Sierra 1500 Elevation
    • Elevation
    • 91K mi
    35,413
    Great Price
    Used 2023 GMC Yukon AT4 w/ AT4 Premium Plus Package
    Used
    • AT4
    • 72K mi
    53,086
    Great Price
    Used 2022 GMC Sierra 3500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 23K mi
    69,549
    Good Price
    Used 2024 GMC Sierra 1500 AT4X
    Used
    • AT4X
    • 32K mi
    57,459
    Good Price
    Used 2024 GMC Terrain SLE
    Used
    • SLE
    • 55K mi
    19,999
    Great Price

    Used GMC for Sale by Model

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