Autotrader Logo
Skip to vehicle Listings
Your next car is just a chat away. Try AI Mode

Used GMC Terrain for Sale in O Fallon, MO

Filters (3)
Items 1 to 2 of 6.
    Sponsored by O'Fallon Buick GMC
    Hide
    High Demand
    Used 2024 GMC Terrain Denali w/ Denali Premium Package
    29,599
    Great Price
    Dealer Fees Included
    O'Fallon Buick GMC
    (636) 385-5436
    Call
    Dealer Logo
    View Vehicles

    153 Matches

    Newly Listed
    Used 2022 GMC Terrain AT4 w/ Infotainment Package II
    Used

    2022 GMC Terrain

    • AT4
    • 106K mi
    20,110
    Dealer Fees Included
    No Accidents
    Sponsored by Bommarito Chevrolet Mazda
    • 28.51 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2024 GMC Terrain AT4
    Used

    2024 GMC Terrain

    • AT4
    • 36K mi
    28,896
    Good Price
    Dealer Fees Included
    No Accidents
    Sponsored by Schicker Chrysler Dodge Jeep Ram
    • 24.01 mi. away
    Call
    Used 2023 GMC Terrain SLT
    Used

    2023 GMC Terrain

    • SLT
    • 35K mi
    24,368
    Dealer Fees Included
    Sponsored by Cardinal Buick GMC
    • 42.36 mi. away
    • Online Paperwork
    Call
    My Wallet

    Find it Fast.

    Keep it Affordable.

    Credit Rating
    Trade-In Value
    Get My Kelley Blue Book® CarValue
    Get My Payoff Quote

    $

    Based on 4.5% APR for mos.
    High Demand
    Used 2026 GMC Terrain Denali
    Used

    2026 GMC Terrain

    • Denali
    • 8K mi
    37,599
    Great Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    High Demand
    Used 2019 GMC Terrain SLE
    Used

    2019 GMC Terrain

    • SLE
    • 95K mi Mileage Value
    14,299
    Good Price
    Dealer Fees Included
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    New 2026 GMC Terrain AT4
    Consider Buying New

    2026 GMC Terrain

    • AT4
    • 7 mi
    39,328
    LAURA BUICK GMC
    • Online Paperwork
    • Buy Online
    • Delivery
    Call
    Advertisement
    Used 2017 GMC Terrain Denali
    Used

    2017 GMC Terrain

    • Denali
    • 113K mi Mileage Value
    12,599
    Good Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Sponsored
    Item 1 of 4.
    Used 2026 GMC Terrain Elevation
    10 day used car exchange policy!
    Used

    2026 GMC Terrain

    • Elevation
    • 26K mi
    29,100
    No Accidents
    Call
    360°
    Used 2023 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2023 GMC Terrain

    • SLE
    • 38K mi
    22,885
    Great Price
    No Additional Dealer Fees
    No Accidents
    Suntrup Buick GMC
    • 7.51 mi. away
    Call
    Price Drop
    Used 2019 GMC Terrain SLE
    Used

    2019 GMC Terrain

    • SLE
    • 99K mi
    13,320
    Great Price
    Dealer Fees Included
    No Accidents
    Ed Napleton Honda St Peters
    • 6.32 mi. away
    Call
    Price Drop
    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
    Advertisement
    Used 2023 GMC Terrain SLT
    Used

    2023 GMC Terrain

    • SLT
    • 44K mi
    23,411
    Great Price
    Dealer Fees Included
    No Accidents
    Clement Ford
    • 6.05 mi. away
    Call
    Used 2026 GMC Terrain AT4 w/ Technology Package II
    Used

    2026 GMC Terrain

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

    2023 GMC Terrain

    • SLE
    • 19K mi
    24,607
    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
    20,843
    Great Price
    Dealer Fees Included
    Suntrup Ford-Kirkwood
    • 22.44 mi. away
    Call
    High Demand
    Used 2024 GMC Terrain Denali w/ Denali Premium Package
    Used

    2024 GMC Terrain

    • Denali
    • 31K mi
    29,599
    Great Price
    Dealer Fees Included
    No Accidents
    O'Fallon Buick GMC
    • 4.76 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2019 GMC Terrain SLT w/ Preferred Package
    Used

    2019 GMC Terrain

    • SLT
    • 72K mi
    18,320
    Great Price
    Dealer Fees Included
    No Accidents
    Bo Beuckman Ford
    • 16.78 mi. away
    • Online Paperwork
    Call
    Used 2022 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2022 GMC Terrain

    • SLE
    • 25K mi
    21,396
    Great Price
    Dealer Fees Included
    No Accidents
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
    Used 2026 GMC Terrain Elevation w/ Elevation Premium Package
    Used

    2026 GMC Terrain

    • Elevation
    • 8K mi
    30,620
    Good Price
    Dealer Fees Included
    No Accidents
    Bommarito Nissan Ballwin
    • 17.9 mi. away
    • Online Paperwork
    • Delivery
    Call
    Used 2017 GMC Terrain Denali
    Used

    2017 GMC Terrain

    • Denali
    • 55K mi
    18,494
    Good Price
    Dealer Fees Included
    Dean Team Hyundai
    • 17.94 mi. away
    • Online Paperwork
    Call
    Price Drop
    Used 2024 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2024 GMC Terrain

    • SLE
    • 41K mi
    22,610
    Great Price
    Dealer Fees Included
    No Accidents
    Ed Napleton Honda St Peters
    • 6.32 mi. away
    Call
    Used 2024 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2024 GMC Terrain

    • SLE
    • 25K mi
    22,974
    Great Price
    Dealer Fees Included
    No Accidents
    Lou Fusz Buick GMC
    • 18.61 mi. away
    Call
    Price Drop
    Used 2026 GMC Terrain Elevation
    Used

    2026 GMC Terrain

    • Elevation
    • 4K mi
    32,476
    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
    23,207
    No Additional Dealer Fees
    No Accidents
    Suntrup Buick GMC
    • 7.51 mi. away
    Call
    360°
    Used 2024 GMC Terrain SLT
    Used

    2024 GMC Terrain

    • SLT
    • 38K mi
    25,987
    Good Price
    No Additional Dealer Fees
    No Accidents
    Suntrup Buick GMC
    • 7.51 mi. away
    Call
    Price Drop
    360°
    Used 2026 GMC Terrain Denali
    Used

    2026 GMC Terrain

    • Denali
    • 15K mi
    39,399
    No Additional Dealer Fees
    No Accidents
    Suntrup Buick GMC
    • 7.51 mi. away
    Call
    Used 2020 GMC Terrain SLE w/ Driver Convenience Package
    Used

    2020 GMC Terrain

    • SLE
    • 71K mi
    17,496
    Great Price
    Dealer Fees Included
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
    Used 2024 GMC Terrain SLE
    Used

    2024 GMC Terrain

    • SLE
    • 27K mi
    24,096
    Great Price
    Dealer Fees Included
    No Accidents
    Bommarito West County
    • 16.78 mi. away
    • Online Paperwork
    Call
    Advertisement

    GMC Terrain for Sale by Year

    Used GMC Terrain for Sale by Trim

    View All Trims
    <!--{"relevance":[true,{"relevanceVersion":"relevance-v5"}],"cypress_e2e":[false,{}],"cypressE2e":[false,{}]}-->