Used GMC Diesel Truck for Sale

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    Sponsored by Covert Buick GMC Austin
    Used 2024 GMC Sierra 3500 Denali Ultimate
    71,215
    See estimated payment
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    Covert Buick GMC Austin
    • (737) 843-0263
    400View Vehicles

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    Used 2026 GMC Sierra 3500 SLT w/ Texas SLT Premium Package
    68,215
    Good Price
    Used 2025 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    66,991
    Used 2021 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    • Denali
    • 93K mi
    53,900
    Used 2026 GMC Sierra 1500 Denali w/ Technology Package
    Used
    • Denali
    • 2K mi
    64,390
    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 34K mi
    62,454
    Used 2020 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 52K mi
    54,214
    Great Price
    New 2026 GMC Sierra 1500 Elevation w/ Elevation Select Package
    • Elevation
    • 10 mi
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    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    74,699
    Good Price
    Used 2026 GMC Sierra 2500 AT4 w/ AT4 Premium Plus Package
    79,972
    Good Price
    Used 2023 GMC Sierra 2500 AT4
    Used
    • AT4
    • 126K mi
    45,196
    Great Price
    Used 2023 GMC Sierra 2500 Denali w/ Denali Ultimate Package
    Used
    • Denali
    • 60K mi
    61,402
    Used 2020 GMC Sierra 1500 Denali w/ Technology Package
    Used
    • Denali
    • 81K mi
    29,925
    Great Price
    Used 2021 GMC Sierra 1500 SLT
    Used
    • SLT
    • 117K mi
    27,925
    Good Price
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    Used 2023 GMC Sierra 1500 AT4 w/ AT4 Preferred Package
    41,549
    Used 2024 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 64K mi
    62,127
    Used 2025 GMC Sierra 2500 AT4X w/ AT4X AEV Edition
    87,637
    Used 2024 GMC Sierra 3500 Denali w/ Technology Package
    • Denali
    • 31K mi
    70,646
    Good Price
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    Used 2024 GMC Sierra 1500 SLT w/ SLT Premium Plus Package
    45,648
    Great Price
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    52,000
    Great Price
    Used 2025 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    54,425
    Great Price
    Used 2024 GMC Sierra 2500 SLT w/ Texas SLT Premium Package
    63,450
    Used 2024 GMC Sierra 2500 AT4 w/ AT4 Preferred Package
    66,340
    Used 2024 GMC Sierra 2500 Denali Ultimate w/ Max Trailering Package
    Used
    • Denali Ultimate
    • 78K mi
    66,619
    Used 2024 GMC Sierra 2500 Denali w/ Technology Package
    Used
    • Denali
    • 21K mi
    70,631
    Used 2026 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 8K mi
    57,713
    Great Price
    Used 2026 GMC Sierra 2500 Denali Ultimate
    Used
    • Denali Ultimate
    • 1K mi
    86,225
    Great Price
    Used 2025 GMC Sierra 2500 SLT w/ Texas SLT Premium Package
    67,796
    Great Price
    Used 2020 GMC Sierra 1500 AT4 w/ AT4 Premium Package
    Used
    • AT4
    • 183K mi
    25,216
    Used 2024 GMC Sierra 2500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 68K mi
    58,995
    Great Price
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