Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • Dynamic Blue Metallic 2024 GMC Sierra 1500 AT4Dynamic Blue Metallic 2024 GMC Sierra 1500 AT4Dynamic Blue Metallic 2024 GMC Sierra 1500 AT4Dynamic Blue Metallic 2024 GMC Sierra 1500 AT4Dynamic Blue Metallic 2024 GMC Sierra 1500 AT4Dynamic Blue Metallic 2024 GMC Sierra 1500 AT4

    $53,495

    $500
    14,346 mi.
    Est. $975/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)

    Quick view
  • Onyx Black 2020 GMC Sierra 1500 AT4Onyx Black 2020 GMC Sierra 1500 AT4Onyx Black 2020 GMC Sierra 1500 AT4Onyx Black 2020 GMC Sierra 1500 AT4Onyx Black 2020 GMC Sierra 1500 AT4Onyx Black 2020 GMC Sierra 1500 AT4

    $29,499

    134,509 mi.
    Est. $537/mo

    Quality Buick GMC Cadillac

    4.1
    Check Availability
    Alton, IL (9 mi)

    Quick view
  • Summit White / White 2020 GMC Sierra 1500 AT4Summit White / White 2020 GMC Sierra 1500 AT4Summit White / White 2020 GMC Sierra 1500 AT4Summit White / White 2020 GMC Sierra 1500 AT4Summit White / White 2020 GMC Sierra 1500 AT4Summit White / White 2020 GMC Sierra 1500 AT4

    $37,484

    79,523 mi.
    Est. $683/mo

    Pundmann Ford

    4.6
    Check Availability
    Saint Charles, MO (25 mi)
    Quick view
  • Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4

    $55,122

    46,603 mi.
    Est. $1,004/mo

    Auffenberg Ford O'Fallon

    4.2
    Check Availability
    O'Fallon, IL (19 mi)
    Quick view
  • Pacific Blue Metallic 2019 GMC Sierra 1500 AT4Pacific Blue Metallic 2019 GMC Sierra 1500 AT4Pacific Blue Metallic 2019 GMC Sierra 1500 AT4Pacific Blue Metallic 2019 GMC Sierra 1500 AT4Pacific Blue Metallic 2019 GMC Sierra 1500 AT4Pacific Blue Metallic 2019 GMC Sierra 1500 AT4

    $35,500

    $3K
    79,054 mi.
    Est. $647/mo

    Mercedes-Benz of Creve Coeur

    4.6
    Check Availability
    Creve Coeur, MO (24 mi)
    Quick view
  • Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4Dark Sky Metallic 2020 GMC Sierra 1500 AT4

    $38,934

    85,403 mi.
    Est. $709/mo

    Auffenberg Ford O'Fallon

    4.2
    Check Availability
    O'Fallon, IL (19 mi)
    Quick view
  • Onyx Black 2025 GMC Sierra 1500 AT4Onyx Black 2025 GMC Sierra 1500 AT4Onyx Black 2025 GMC Sierra 1500 AT4Onyx Black 2025 GMC Sierra 1500 AT4Onyx Black 2025 GMC Sierra 1500 AT4Onyx Black 2025 GMC Sierra 1500 AT4

    $55,995

    21,521 mi.
    Est. $1,020/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4

    $24,995

    161,003 mi.
    Est. $455/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Sterling 2024 GMC Sierra 1500 AT4Sterling 2024 GMC Sierra 1500 AT4Sterling 2024 GMC Sierra 1500 AT4Sterling 2024 GMC Sierra 1500 AT4Sterling 2024 GMC Sierra 1500 AT4Sterling 2024 GMC Sierra 1500 AT4

    $43,995

    82,365 mi.
    Est. $801/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Onyx Black 2024 GMC Sierra 1500 AT4Onyx Black 2024 GMC Sierra 1500 AT4Onyx Black 2024 GMC Sierra 1500 AT4Onyx Black 2024 GMC Sierra 1500 AT4Onyx Black 2024 GMC Sierra 1500 AT4Onyx Black 2024 GMC Sierra 1500 AT4

    $51,530

    $581
    52,427 mi.
    Est. $939/mo

    Dave Sinclair Buick GMC

    4.9
    Check Availability
    Saint Louis, MO (27 mi)
    Quick view
  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    $36,995

    88,472 mi.
    Est. $674/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Gray 2024 GMC Sierra 1500 AT4Gray 2024 GMC Sierra 1500 AT4Gray 2024 GMC Sierra 1500 AT4Gray 2024 GMC Sierra 1500 AT4Gray 2024 GMC Sierra 1500 AT4Gray 2024 GMC Sierra 1500 AT4

    $54,995

    28,162 mi.
    Est. $1,002/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Dynamic Blue Metallic 2022 GMC Sierra 1500 AT4Dynamic Blue Metallic 2022 GMC Sierra 1500 AT4Dynamic Blue Metallic 2022 GMC Sierra 1500 AT4Dynamic Blue Metallic 2022 GMC Sierra 1500 AT4Dynamic Blue Metallic 2022 GMC Sierra 1500 AT4Dynamic Blue Metallic 2022 GMC Sierra 1500 AT4

    $38,995

    96,630 mi.
    Est. $710/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4

    $56,994

    $595
    21,001 mi.
    Est. $1,038/mo

    Lou Fusz Buick GMC

    4.5
    Check Availability
    St. Louis, MO (21 mi)
    Quick view
  • Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4Onyx Black 2019 GMC Sierra 1500 AT4

    $34,950

    87,026 mi.
    Est. $637/mo

    Bommarito Ford

    4.6
    Check Availability
    Hazelwood, MO (17 mi)
    Quick view
  • Volcanic Red 2026 GMC Sierra 1500 AT4Volcanic Red 2026 GMC Sierra 1500 AT4Volcanic Red 2026 GMC Sierra 1500 AT4Volcanic Red 2026 GMC Sierra 1500 AT4Volcanic Red 2026 GMC Sierra 1500 AT4Volcanic Red 2026 GMC Sierra 1500 AT4

    $60,995

    $1K
    5,266 mi.
    Est. $1,111/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Titanium Rush Metallic 2022 GMC Sierra 1500 AT4Titanium Rush Metallic 2022 GMC Sierra 1500 AT4Titanium Rush Metallic 2022 GMC Sierra 1500 AT4Titanium Rush Metallic 2022 GMC Sierra 1500 AT4Titanium Rush Metallic 2022 GMC Sierra 1500 AT4Titanium Rush Metallic 2022 GMC Sierra 1500 AT4

    $43,900

    $200
    61,900 mi.
    Est. $800/mo

    Clement Supercenter

    2.7
    Check Availability
    St. Charles, MO (27 mi)
    Quick view
  • Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4Summit White 2025 GMC Sierra 1500 AT4

    $58,000

    $500
    15,360 mi.
    Est. $1,057/mo

    Clement Supercenter

    2.7
    Check Availability
    St. Charles, MO (27 mi)
    Quick view
  • Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4Cardinal Red 2021 GMC Sierra 1500 AT4

    $37,500

    $500
    51,101 mi.
    Est. $683/mo

    Clement Supercenter

    2.7
    Check Availability
    St. Charles, MO (27 mi)
    Quick view
  • Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4Onyx Black 2023 GMC Sierra 1500 AT4

    $47,995

    63,864 mi.
    Est. $874/mo

    Laura Buick GMC

    4.6
    Check Availability
    Collinsville, IL (11 mi)
    Quick view
  • Red Quartz Tintcoat 2020 GMC Sierra 1500 AT4Red Quartz Tintcoat 2020 GMC Sierra 1500 AT4Red Quartz Tintcoat 2020 GMC Sierra 1500 AT4Red Quartz Tintcoat 2020 GMC Sierra 1500 AT4

    $37,995

    78,078 mi.
    Est. $692/mo

    Dave Sinclair Lincoln St. Peters

    Check Availability
    Saint Peters, MO (29 mi)
    Quick view
  • Summit White 2020 GMC Sierra 1500 AT4Summit White 2020 GMC Sierra 1500 AT4

    $34,303

    100,607 mi.
    Est. $625/mo

    Cardinal Buick GMC Inc.

    3.8
    Check Availability
    Belleville, IL (23 mi)
    Quick view
  • Red 2025 GMC Sierra 1500 AT4Red 2025 GMC Sierra 1500 AT4Red 2025 GMC Sierra 1500 AT4Red 2025 GMC Sierra 1500 AT4Red 2025 GMC Sierra 1500 AT4Red 2025 GMC Sierra 1500 AT4

    $60,998

    $1K
    7,373 mi.
    Est. $1,111/mo

    CarMax Glencoe (Edens Expy)

    Check Availability
    $99 delivery to O'Fallon, IL (19 mi)
    Quick view
  • Summit White 2022 GMC Sierra 1500 AT4Summit White 2022 GMC Sierra 1500 AT4Summit White 2022 GMC Sierra 1500 AT4Summit White 2022 GMC Sierra 1500 AT4Summit White 2022 GMC Sierra 1500 AT4Summit White 2022 GMC Sierra 1500 AT4

    $38,900

    77,882 mi.
    Est. $709/mo

    Unlimited Motors Fishers

    4.3
    Check Availability
    $342 delivery from Fishers, IN (229 mi)
    Quick view
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

GMC Sierra 1500 AT4 by city

GMC Sierra 1500 AT4 by year

GMC Sierra 1500 by trim