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Used GMC Terrain for Sale in O Fallon, MO

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Items 1 to 2 of 6.
    Sponsored by O'Fallon Buick GMC
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    High Demand
    Used 2019 GMC Terrain SLE
    13,599
    Great Price
    Dealer Fees Included
    O'Fallon Buick GMC
    (636) 385-5436
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    143 Matches

    Price Drop
    Used 2025 GMC Terrain Elevation
    Used

    2025 GMC Terrain

    • Elevation
    • 30K mi
    25,690
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by Bommarito Honda Superstore
    • 19.09 mi. away
    • Online Paperwork
    • Delivery
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    Used 2025 GMC Terrain Elevation
    Used

    2025 GMC Terrain

    • Elevation
    • 29K mi
    24,868
    Great Price
    Dealer Fees Included
    No Accidents
    Sponsored by EchoPark - St. Louis
    • 9.6 mi. away
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    Certified 2024 GMC Terrain Denali w/ Denali Premium Package

    2024 GMC Terrain

    • Denali
    • 44K mi
    30,615
    Good Price
    Dealer Fees Included
    No Accidents
    Can be shipped to
    Sponsored by Laura Chevrolet Buick GMC of Sullivan
    • Online Paperwork
    • Buy Online
    • Delivery
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    $

    Based on 4.5% APR for mos.
    High Demand
    Used 2019 GMC Terrain SLE
    Used

    2019 GMC Terrain

    • SLE
    • 95K mi Mileage Value
    13,599
    Great Price
    Dealer Fees Included
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Used 2017 GMC Terrain Denali
    Used

    2017 GMC Terrain

    • Denali
    • 113K mi Mileage Value
    12,599
    Great Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
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    High Demand
    New 2026 GMC Terrain Denali
    Consider Buying New

    2026 GMC Terrain

    • Denali
    • 2K mi
    38,404
    LAURA BUICK GMC
    • Online Paperwork
    • Buy Online
    • Delivery
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    Newly Listed
    Used 2024 GMC Terrain SLT w/ Elevation Edition
    Used

    2024 GMC Terrain

    • SLT
    • 29K mi
    26,449
    Good Price
    Dealer Fees Included
    No Accidents
    Poage Chevrolet
    • 8.06 mi. away
    Call
    Used 2022 GMC Terrain SLT w/ Elevation Edition
    Used

    2022 GMC Terrain

    • SLT
    • 34K mi
    25,599
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Sponsored
    Item 1 of 4.
    Used 2023 GMC Terrain SLT
    MUST SEE QUALITY PRE OWNED VEHICLE!
    Used

    2023 GMC Terrain

    • SLT
    • 63K mi
    22,754
    Call
    Used 2025 GMC Terrain Elevation
    Used

    2025 GMC Terrain

    • Elevation
    • 30K mi
    27,599
    Good Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2023 GMC Terrain SLE
    Used

    2023 GMC Terrain

    • SLE
    • 19K mi
    24,118
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Buick GMC
    • 18.61 mi. away
    Call
    Price Drop
    Used 2022 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2022 GMC Terrain

    • SLE
    • 25K mi
    21,096
    Great Price
    Dealer Fees Included
    No Accidents
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
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    Used 2026 GMC Terrain AT4 w/ Technology Package II
    Used

    2026 GMC Terrain

    • AT4
    • 1K mi
    38,299
    Great Price
    Dealer Fees Included
    No Accidents
    Behlmann Buick GMC
    • 18.42 mi. away
    • Online Paperwork
    Call
    Used 2023 GMC Terrain SLT
    Used

    2023 GMC Terrain

    • SLT
    • 44K mi
    23,523
    Great Price
    Dealer Fees Included
    No Accidents
    Clement Ford
    • 6.05 mi. away
    Call
    Price Drop
    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 22K mi
    24,229
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Buick GMC
    • 18.61 mi. away
    Call
    Price Drop
    360°
    Used 2022 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2022 GMC Terrain

    • SLE
    • 40K mi
    19,999
    Great Price
    Dealer Fees Included
    Suntrup Ford-Kirkwood
    • 22.44 mi. away
    Call
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    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 7K mi
    27,528
    Good Price
    Dealer Fees Included
    No Accidents
    Lou Fusz KIA of Wentzville
    • 5.82 mi. away
    Call
    Price Drop
    Used 2019 GMC Terrain SLT w/ Preferred Package
    Used

    2019 GMC Terrain

    • SLT
    • 72K mi
    17,920
    Great Price
    Dealer Fees Included
    No Accidents
    Bo Beuckman Ford
    • 16.78 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2020 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2020 GMC Terrain

    • SLE
    • 71K mi
    16,896
    Great Price
    Dealer Fees Included
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2023 GMC Terrain SLT
    Used

    2023 GMC Terrain

    • SLT
    • 41K mi Mileage Value
    23,596
    Great Price
    Dealer Fees Included
    No Accidents
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
    Used 2017 GMC Terrain Denali
    Used

    2017 GMC Terrain

    • Denali
    • 55K mi
    18,494
    Great Price
    Dealer Fees Included
    Dean Team Hyundai
    • 17.94 mi. away
    • Online Paperwork
    Call
    Used 2022 GMC Terrain Denali w/ Denali Premium Package
    Used

    2022 GMC Terrain

    • Denali
    • 62K mi
    25,099
    Good Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Used 2024 GMC Terrain Denali w/ Denali Premium Package
    Used

    2024 GMC Terrain

    • Denali
    • 31K mi
    29,599
    Good Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2023 GMC Terrain SLT w/ Tech Package
    Used

    2023 GMC Terrain

    • SLT
    • 21K mi
    25,118
    Great Price
    Dealer Fees Included
    Dave Sinclair Buick GMC
    • 27.87 mi. away
    • Online Paperwork
    • Delivery
    Call
    Price Drop
    Used 2019 GMC Terrain SLE
    Used

    2019 GMC Terrain

    • SLE
    • 103K mi
    13,610
    Good Price
    Dealer Fees Included
    No Accidents
    Bommarito Chrysler Dodge Jeep Ram
    • 17.02 mi. away
    • Online Paperwork
    Call
    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 28K mi
    21,497
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Buick GMC
    • 18.61 mi. away
    Call
    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 23K mi
    22,473
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Buick GMC
    • 18.61 mi. away
    Call
    Price Drop
    Used 2024 GMC Terrain SLT
    Used

    2024 GMC Terrain

    • SLT
    • 13K mi
    27,097
    Great Price
    Dealer Fees Included
    No Accidents
    AutoCenters Nissan
    • 41.95 mi. away
    Call
    Price Drop
    360°
    Used 2023 GMC Terrain SLT
    Used

    2023 GMC Terrain

    • SLT
    • 72K mi
    22,901
    No Additional Dealer Fees
    No Accidents
    Suntrup Buick GMC
    • 7.51 mi. away
    Call
    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 27K mi
    23,929
    Great Price
    Dealer Fees Included
    No Accidents
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
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