Skip to vehicle Listings
Online car buying built around you. Shop Now

Used GMC Cars for Sale in O'fallon, MO

63368
Filters (2)
Items 1 to 2 of 16.
    Sponsored by O'Fallon Buick GMC
    Used 2024 GMC Terrain AT4 w/ LPO, Floor Liner Package
    30,900
    Dealer Logo
    81View Vehicles

    1,058 Matches

    Used 2022 GMC Yukon AT4
    Used
    • AT4
    • 90K mi
    47,995
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    68,495
    Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Package
    42,200
    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.
    Used 2018 GMC Canyon SLE w/ SLE Convenience Package
    Used
    • SLE
    • 62K mi
    20,449
    Used 2023 GMC Yukon Denali Ultimate
    Used
    • Denali Ultimate
    • 6K mi
    76,982
    New 2026 GMC Sierra 1500 Denali
    Advertisement
    Used 2022 GMC Acadia SLE w/ Driver Convenience Package
    Used
    • SLE
    • 35K mi
    25,985
    Item 1 of 4.
    Used
    • Denali
    • 110K mi
    14,952
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 6K mi
    91,960
    Used 2024 GMC Sierra 2500 Pro w/ 1SA Pro Safety Plus Package
    54,610
    Used 2013 GMC Yukon XL Denali
    Used
    • Denali
    • 258K mi
    5,060
    Advertisement
    Used 2024 GMC Terrain AT4 w/ LPO, Floor Liner Package
    Used
    • AT4
    • 20K mi
    30,900
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    45,386
    Used 2024 GMC Yukon Denali w/ Advanced Technology Package
    Used
    • Denali
    • 23K mi
    71,866
    Used 2024 GMC Sierra 1500 Pro w/ Graphite Edition
    36,500
    Advertisement
    Used 2024 GMC Sierra 1500 Pro w/ Graphite Edition
    36,500
    Used 2024 GMC Sierra 1500 Pro w/ Graphite Edition
    36,800
    Used 2024 GMC Sierra 1500 Pro w/ Graphite Edition
    37,000
    Used 2024 GMC Sierra 1500 Pro w/ Pro Value Package
    38,800
    Used 2024 GMC Sierra 1500 Pro w/ Graphite Edition
    39,500
    Used 2012 GMC Sierra 1500 SLE w/ Power Tech Package
    Used
    • SLE
    • 174K mi
    8,495
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used
    • AT4
    • 102K mi
    39,440
    Used 2011 GMC Savana 2500 LT w/ LT Preferred Equipment Group
    17,000
    Used 2015 GMC Acadia SLT
    Used
    • SLT
    • 141K mi
    10,990
    Used 2026 GMC Sierra 2500 SLE w/ SLE Value Package;
    57,594
    Used 2024 GMC Sierra 2500 AT4 w/ Technology Package
    74,000
    Used 2024 GMC Terrain SLT
    Used
    • SLT
    • 12K mi
    25,127
    Used 2023 GMC Acadia SLT w/ LPO, Floor Liner Package
    Used
    • SLT
    • 17K mi
    33,546

    Used GMC for Sale by Model

    View All Models
    <!--{"relevance":[false,{}]}-->