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

Used GMC Sierra 2500 for Sale in O Fallon, MO

63366
Filters (3)
Items 1 to 2 of 10.
    Sponsored by O'Fallon Buick GMC
    New 2026 GMC Sierra 2500 SLE
    56,789
    MSRP$57,789
    Dealer Logo
    48View Vehicles

    101 Matches

    Certified 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
     CarBravo Certified
    • Denali
    • 8K mi
    70,529
    See payment
    Good Price
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    65,995
    See payment
    Good Price
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 23K mi
    76,995
    See payment
    Great Price
    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 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 6K mi
    91,960
    See payment
    Used 2026 GMC Sierra 2500 AT4X
    83,428
    See payment
    Great Price
    New 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    Consider New, Similar Payment
    Advertisement
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    73,300
    See payment
    Great Price
    Item 1 of 4.
    Used
    • 4x4 Crew Cab
    • 38K mi
    40,777
    See payment
    Good Price
    Used 2024 GMC Sierra 2500 AT4X
    Used
    • AT4X
    • 25K mi
    77,700
    See payment
    Great Price
    Used 2024 GMC Sierra 2500 Pro w/ 1SA Pro Safety Plus Package
    54,610
    See payment
    Great Price
    Used 2026 GMC Sierra 2500 SLE w/ SLE Value Package;
    57,594
    See payment
    Advertisement
    Used 2022 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 25K mi
    63,995
    See payment
    Great Price
    Used 2022 GMC Sierra 2500 Denali w/ Denali Black Diamond Edition
    Used
    • Denali
    • 52K mi
    58,469
    See payment
    Great Price
    Used 2009 GMC Sierra 2500 SLE w/ Convenience Package
    Used
    • SLE
    • 187K mi
    19,999
    See payment
    Used 2018 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used
    • Denali
    • 84K mi
    49,995
    See payment
    Great Price
    Advertisement
    Used 2022 GMC Sierra 2500 Denali
    Used
    • Denali
    • 59K mi
    58,495
    See payment
    Great Price
    Used 2025 GMC Sierra 2500 SLE w/ SLE Value Package;
    64,995
    See payment
    Good Price
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 23K mi
    76,995
    See payment
    Great Price
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 44K mi
    71,900
    See payment
    Great Price
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    63,477
    See payment
    Good Price
    Used 2024 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package
    Used
    • Denali Ultimate
    • 17K mi
    77,752
    See payment
    Great Price
    Used 2026 GMC Sierra 2500 SLT w/ SLT Premium Package
    63,000
    See payment
    Good Price
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 95K mi
    63,000
    See payment
    Great Price
    Used 2025 GMC Sierra 2500 AT4
    65,900
    See payment
    Great Price
    Used 2024 GMC Sierra 2500 AT4X
    Used
    • AT4X
    • 38K mi
    75,500
    See payment
    Great Price
    Used 2026 GMC Sierra 2500 AT4
    84,500
    See payment
    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 31K mi
    63,000
    See payment
    Great Price
    Used 2025 GMC Sierra 2500 AT4X
    80,995
    See payment
    Great Price
    Advertisement

    GMC Sierra 2500 for Sale by Year

    Used GMC Sierra 2500 for Sale by Trim

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