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Used GMC Sierra 2500 for Sale in Ontario, CA

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    Used 2015 GMC Sierra 2500 Denali w/ Duramax Plus Package
    39,882
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    Used 2024 GMC Sierra 2500 SLE w/ SLE Convenience Package
    52,084
    Good Price
    Used 2015 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used
    • Denali
    • 66K mi
    45,499
    Used 2025 GMC Sierra 2500 AT4
    73,675
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    Based on 4.5% APR for mos.
    Used 2000 GMC Sierra 2500 4x4 Extended Cab HD w/ Convenience Plus Group
    Used
    • 4x4 Extended Cab HD
    • 182K mi
    7,500
    Used 2021 GMC Sierra 2500 Denali
    Used
    • Denali
    • 61K mi
    56,999
    Great Price
    New 2026 GMC Sierra 2500 Denali Ultimate
    • Denali Ultimate
    • 0 mi
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    Used 2004 GMC Sierra 2500 SLE
    10,000
    Used 2008 GMC Sierra 2500 SLE
    45,000
    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 42K mi
    63,985
    Great Price
    Used 2015 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used
    • Denali
    • 66K mi
    45,499
    Used 2025 GMC Sierra 2500 Pro w/ 1SA Pro Safety Plus Package
    51,199
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    Used 2015 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used
    • Denali
    • 56K mi
    39,080
    Great Price
    Used 2014 GMC Sierra 2500 SLE w/ SLE Preferred Package
    Used
    • SLE
    • 251K mi
    11,000
    Good Price
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 18K mi
    78,864
    Used 2021 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    57,889
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    Used 2024 GMC Sierra 2500 SLE w/ SLE Convenience Package
    52,084
    Good Price
    Used 2016 GMC Sierra 2500 Denali w/ Duramax Plus Package
    Used
    • Denali
    • 99K mi
    42,995
    Used 2023 GMC Sierra 2500 AT4
    65,995
    Used 2025 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 2K mi
    86,995
    Used 2024 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 6K mi
    94,995
    Used 2025 GMC Sierra 2500 AT4
    73,675
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    67,423
    Good Price
    Used 2022 GMC Sierra 2500 SLE w/ SLE Convenience Package
    38,995
    Used 2022 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    55,995
    Used 2025 GMC Sierra 2500 AT4 w/ Technology Package
    72,978
    Used 2025 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 26K mi
    80,042
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 57K mi
    56,997
    Used 2011 GMC Sierra 2500 SLT w/ Entertainment Package
    Used
    • SLT
    • 168K mi
    24,995

    GMC Sierra 2500 for Sale by Year

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