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Used GMC Sierra 1500 Diesel for Sale in Fort Collins, CO

80521
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Items 1 to 2 of 12.
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    Used 2025 GMC Sierra 1500 Elevation w/ Preferred Package
    52,565
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    Great Price
    Similar Match
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    27 Matches

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    Used 2021 GMC Sierra 1500 SLE w/ X31 Off-Road Package
    31,000
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    Great Price
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    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    57,914
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    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used
    • SLT
    • 109K mi
    30,800
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    Based on 4.5% APR for mos.
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    Used 2025 GMC Sierra 1500 AT4X
    Used
    • AT4X
    • 13K mi
    61,990
    See payment
    Great Price
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    Used 2025 GMC Sierra 1500 Elevation w/ Preferred Package
    Used
    • Elevation
    • 5K mi
    52,565
    See payment
    Great Price
    New 2026 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Consider New, Similar Payment
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    Used 2021 GMC Sierra 1500 SLE w/ X31 Off-Road Package
    31,000
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    Great Price
    Certified 2023 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Certified
    • Denali
    • 20K mi
    55,000
    See payment
    Great Price
    Newly Listed
    Used 2021 GMC Sierra 1500 Elevation w/ Preferred Package
    Used
    • Elevation
    • 40K mi
    38,999
    See payment
    Good Price
    Price Drop
    Used 2025 GMC Sierra 1500 Elevation w/ Preferred Package
    Used
    • Elevation
    • 3K mi
    50,997
    See payment
    Great Price
    Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Package
    38,698
    See payment
    Great Price
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    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    61,710
    See payment
    Great Price
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    Used 2026 GMC Sierra 1500 SLE
    53,344
    See payment
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    Used 2026 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    62,982
    See payment
    Used 2024 GMC Sierra 1500 Denali
    Used
    • Denali
    • 13K mi
    58,899
    See payment
    Good Price
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    Used 2024 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    53,236
    See payment
    Good Price
    Price Drop
    Used 2026 GMC Sierra 1500 Elevation w/ Elevation Premium Package
    Used
    • Elevation
    • 8K mi
    57,488
    See payment
    Used 2024 GMC Sierra 1500 Denali Ultimate
    Used
    • Denali Ultimate
    • 37K mi
    61,999
    See payment
    Good Price
    Used 2024 GMC Sierra 1500 AT4X w/ AT4X AEV Edition
    Used
    • AT4X
    • 27K mi
    64,499
    See payment
    Used 2025 GMC Sierra 1500 AT4X
    Used
    • AT4X
    • 35K mi
    64,688
    See payment
    Used 2021 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    Used
    • SLT
    • 109K mi
    30,800
    See payment
    Used 2024 GMC Sierra 1500 Denali
    Used
    • Denali
    • 25K mi
    63,488
    See payment
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    42,102
    See payment
    Used 2022 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    35,371
    See payment
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