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Used GMC Diesel Truck for Sale in Killeen, TX

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Items 1 to 2 of 14.
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    Used 2021 GMC Sierra 1500 SLT
    34,690
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    Great Price
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    Used 2025 GMC Sierra 2500 AT4X
    Used
    • AT4X
    • 32K mi
    82,835
    Good Price
    Used 2022 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    43,331
    Used 2024 GMC Sierra 2500 AT4X w/ AT4X AEV Edition
    Used
    • AT4X
    • 78K mi
    74,142
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    Based on 4.5% APR for mos.
    Used 2021 GMC Sierra 1500 AT4
    42,770
    Great Price
    Used 2022 GMC Sierra 2500 SLE w/ Gooseneck/5TH Wheel Package
    48,474
    Great Price
    New 2026 GMC Canyon Elevation w/ Convenience Package
    • Elevation
    • 4K mi
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    Used 2023 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    52,220
    Great Price
    Used 2025 GMC Sierra 2500 SLT w/ Texas SLT Premium Package
    69,947
    Great Price
    Used 2025 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package
    Used
    • Denali Ultimate
    • 6K mi
    88,415
    Great Price
    Used 2025 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 23K mi
    81,220
    Great Price
    Used 2023 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    46,995
    Great Price
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    Used 2024 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 34K mi
    54,220
    Great Price
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    67,015
    Great Price
    Used 2026 GMC Yukon Denali Ultimate w/ LPO, Floor Liner Package
    Used
    • Denali Ultimate
    • 1K mi
    126,673
    Great Price
    Used 2021 GMC Sierra 1500 SLT
    34,690
    Great Price
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    Used 2024 GMC Sierra 2500 SLT w/ Texas SLT Premium Package
    65,225
    Great Price
    Used 2023 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 43K mi
    46,223
    Good Price
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    74,740
    Great Price
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    65,000
    Used 2011 GMC Sierra 3500 SLT w/ SLT Convenience Package
    Used
    • SLT
    • 204K mi
    22,500
    Used 2026 GMC Sierra 1500 SLT
    59,125
    Great Price
    Used 2022 GMC Sierra 3500 Denali w/ Technology Package
    Used
    • Denali
    • 28K mi
    64,723
    Great Price
    Used 2025 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package
    • Elevation
    • 22K mi
    47,203
    Great Price
    Used 2025 GMC Sierra 2500 SLT w/ SLT Convenience Package
    • SLT
    • 37K mi
    62,614
    Great Price
    Used 2020 GMC Sierra 1500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 78K mi
    37,867
    Used 2022 GMC Sierra 2500 AT4
    58,908
    Used 2026 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    59,976
    Used 2025 GMC Sierra 1500 Denali Ultimate
    Used
    • Denali Ultimate
    • 7K mi
    69,899

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