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Used 2025 GMC Sierra 2500 for Sale in Middletown, DE

19709
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    Used 2025 GMC Sierra 2500 Denali Ultimate
    79,999
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    29View Vehicles

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    Used 2025 GMC Sierra 2500 AT4X
    Used
    • AT4X
    • 18K mi
    85,227
    Certified 2025 GMC Sierra 2500 Denali Ultimate
    • Denali Ultimate
    • 10K mi
    85,480
    Used 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 9K mi
    76,775
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    Based on 4.5% APR for mos.
    Certified 2025 GMC Sierra 2500 Denali Ultimate
    • Denali Ultimate
    • 10K mi
    85,480
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    76,716
    New 2026 GMC Sierra 2500 AT4X
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    Used 2025 GMC Sierra 2500 AT4X
    Used
    • AT4X
    • 18K mi
    85,227
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    69,500
    Used 2025 GMC Sierra 2500 AT4X
    Used
    • AT4X
    • 23K mi
    80,900
    Used 2025 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 19K mi
    72,945
    Certified 2025 GMC Sierra 2500 AT4X
    • AT4X
    • 14K mi
    83,989
    Certified 2025 GMC Sierra 2500 Denali Ultimate
    • Denali Ultimate
    • 13K mi
    84,578
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