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GMC Sierra 1500 for Sale in Portland, ME

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    Sponsored by Key GMC of Somersworth
    360°
    New 2026 GMC Sierra 1500 Elevation w/ X31 Off-Road Package
    55,395
    MSRP $63,645
    See estimated payment
    Incentive
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    45View Vehicles

    342 Matches

    New 2026 GMC Sierra 1500 Elevation
    New
    • Elevation
    • 58 mi
    58,784
    MSRP $61,735
    See payment
    Incentive
    Certified 2020 GMC Sierra 1500 AT4 w/ AT4 Premium Package
     CarBravo Certified
    • AT4
    • 65K mi
    39,502
    See payment
    Great Price
    Used 2017 GMC Sierra 1500 SLE w/ SLE Value Package
    Used
    • SLE
    • 117K mi
    22,000
    See payment
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    Based on 4.5% APR for mos.Update Settings
    Newly Listed
    Used 2022 GMC Sierra 1500 Denali
    Used
    • Denali
    • 25K mi
    50,985
    See payment
    Great Price
    Price Drop
    Used 2017 GMC Sierra 1500 Denali
    Used
    • Denali
    • 57K mi
    30,999
    Good Price
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    New 2026 GMC Sierra 1500 Elevation w/ LPO, Elevation Black Package
    Consider New, Similar Payment
    See details
    Newly Listed
    Used 2014 GMC Sierra 1500 4x4 Regular Cab w/ Snow Plow Prep Package
    Used
    • 4x4 Regular Cab
    • 118K mi
    13,985
    See payment
    Great Price

    How many passenger seats do you need in your truck?
    Newly Listed
    Used 2017 GMC Sierra 1500 Denali
    Used
    • Denali
    • 91K mi
    27,985
    See payment
    Good Price
    Price Drop
    Certified 2024 GMC Sierra 1500 Pro w/ Trailering Package
    Certified
    • Pro
    • 3K mi
    35,634
    See payment
    Good Price
    Certified 2022 GMC Sierra 1500 AT4X
    Certified
    • AT4X
    • 28K mi
    55,980
    See payment
    Great Price
    Used 2020 GMC Sierra 1500 SLT w/ SLT Convenience Package
    Ford Blue Certified
    • SLT
    • 58K mi
    36,993
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 32K mi
    40,340
    See payment
    Great Price
    Used 2021 GMC Sierra 1500 SLE
    33,490
    See payment
    Great Price
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    Newly Listed
    Used 2020 GMC Sierra 1500 SLE w/ SLE Value Package
    33,999
    See payment
    Great Price
    Used 2018 GMC Sierra 1500 SLT
    Used 2001 GMC Sierra 1500 4x4 Extended Cab
    Used
    • 4x4 Extended Cab
    • 247K mi
    3,700
    See payment
    Great Price
    Price Drop
    Used 2021 GMC Sierra 1500 AT4 w/ AT4 Value Package
    46,514
    See payment
    Good Price
    Used 2023 GMC Sierra 1500 AT4
    57,995
    See payment
    Good Price
    Used 2020 GMC Sierra 1500 Elevation w/ Elevation Value Package
    Used
    • Elevation
    • 77K mi
    32,976
    See payment
    Great Price
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    Certified 2022 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Certified
    • Denali
    • 50K mi
    42,992
    See payment
    Great Price
    Price Drop
    Used 2023 GMC Sierra 1500 Denali w/ Denali Reserve Package
    Used
    • Denali
    • 80K mi
    46,334
    See payment
    Good Price
    Certified 2024 GMC Sierra 1500 AT4 w/ Technology Package
    Certified
    • AT4
    • 19K mi
    56,690
    See payment
    Great Price
    Newly Listed
    Certified 2020 GMC Sierra 1500 Elevation w/ Elevation Value Package
     CarBravo Certified
    • Elevation
    • 63K mi
    37,076
    See payment
    Good Price
    Price Drop
    Certified 2020 GMC Sierra 1500 AT4 w/ AT4 Premium Package
     CarBravo Certified
    • AT4
    • 65K mi
    39,000
    See payment
    Great Price
    360°
    Used 2021 GMC Sierra 1500 AT4
    45,995
    See payment
    Great Price
    360°
    Used 2024 GMC Sierra 1500 AT4 w/ Technology Package
    59,495
    See payment
    Great Price
    Used 2020 GMC Sierra 1500 Elevation w/ Elevation Value Package
    Used
    • Elevation
    • 64K mi
    35,995
    See payment
    Good Price
    Used 2024 GMC Sierra 1500 Elevation
    Used
    • Elevation
    • 12K mi
    48,628
    See payment
    Good Price
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