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  • Blue 2021 GMC Sierra 1500 AT4Blue 2021 GMC Sierra 1500 AT4Blue 2021 GMC Sierra 1500 AT4Blue 2021 GMC Sierra 1500 AT4Blue 2021 GMC Sierra 1500 AT4Blue 2021 GMC Sierra 1500 AT4

    $34,875

    141,300 mi.
    Est. $632/mo

    Private seller: Chip

    Contact Seller
    Newtown, CT (7 mi)
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  • Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4

    $40,491

    50,951 mi.
    Est. $734/mo

    Loehmann-Blasius Chevrolet

    4.1
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    Waterbury, CT (22 mi)
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  • 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

    $59,000

    $3K
    12,732 mi.
    Est. $1,070/mo

    GMC of Watertown

    3.8
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    Watertown, CT (17 mi)
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  • Volcanic Red 2024 GMC Sierra 1500 AT4Volcanic Red 2024 GMC Sierra 1500 AT4Volcanic Red 2024 GMC Sierra 1500 AT4Volcanic Red 2024 GMC Sierra 1500 AT4Volcanic Red 2024 GMC Sierra 1500 AT4Volcanic Red 2024 GMC Sierra 1500 AT4

    $57,000

    7,681 mi.
    Est. $1,034/mo

    Ingersoll Auto of Danbury

    4.0
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    Danbury, CT (5 mi)
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  • Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4Satin Steel Metallic 2020 GMC Sierra 1500 AT4

    $34,650

    82,887 mi.
    Est. $628/mo

    GMC Bedford Hills

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    Bedford Hills, NY (24 mi)
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  • Titanium Rush Metallic 2025 GMC Sierra 1500 AT4Titanium Rush Metallic 2025 GMC Sierra 1500 AT4Titanium Rush Metallic 2025 GMC Sierra 1500 AT4Titanium Rush Metallic 2025 GMC Sierra 1500 AT4Titanium Rush Metallic 2025 GMC Sierra 1500 AT4Titanium Rush Metallic 2025 GMC Sierra 1500 AT4

    $58,000

    $2K
    18,265 mi.
    Est. $1,052/mo

    Ingersoll Auto of Danbury

    4.0
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    Danbury, CT (5 mi)
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  • 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

    $54,000

    $1K
    19,198 mi.
    Est. $979/mo

    Ingersoll Auto of Danbury

    4.0
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    Danbury, CT (5 mi)
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  • 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

    $44,900

    48,150 mi.
    Est. $814/mo

    Blasius Mitsubishi

    3.1
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    Brookfield, CT (1 mi)
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  • Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4Onyx Black 2022 GMC Sierra 1500 AT4

    $29,994

    $2.8K
    96,284 mi.
    Est. $544/mo

    Car Central

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    Milford, CT (24 mi)
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  • Summit White 2023 GMC Sierra 1500 AT4Summit White 2023 GMC Sierra 1500 AT4Summit White 2023 GMC Sierra 1500 AT4Summit White 2023 GMC Sierra 1500 AT4Summit White 2023 GMC Sierra 1500 AT4Summit White 2023 GMC Sierra 1500 AT4

    $44,994

    56,715 mi.
    Est. $816/mo

    Blasius Pre-Owned Auto

    3.6
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    Waterbury, CT (19 mi)
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  • Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4

    $49,942

    36,000 mi.
    Est. $906/mo

    Blasius Mitsubishi

    3.1
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    Brookfield, CT (1 mi)
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  • Blue Metallic 2023 GMC Sierra 1500 AT4Blue Metallic 2023 GMC Sierra 1500 AT4Blue Metallic 2023 GMC Sierra 1500 AT4Blue Metallic 2023 GMC Sierra 1500 AT4Blue Metallic 2023 GMC Sierra 1500 AT4Blue Metallic 2023 GMC Sierra 1500 AT4

    $48,999

    22,118 mi.
    Est. $888/mo

    Loehmann-Blasius Chevrolet

    4.1
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    Waterbury, CT (22 mi)
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  • Titanium Rush Metallic 2024 GMC Sierra 1500 AT4Titanium Rush Metallic 2024 GMC Sierra 1500 AT4Titanium Rush Metallic 2024 GMC Sierra 1500 AT4Titanium Rush Metallic 2024 GMC Sierra 1500 AT4Titanium Rush Metallic 2024 GMC Sierra 1500 AT4Titanium Rush Metallic 2024 GMC Sierra 1500 AT4

    $47,160

    $1.4K
    76,626 mi.
    Est. $855/mo

    Blasius of Bristol

    3.6
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    Bristol, CT (30 mi)
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  • Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4Blue Metallic 2024 GMC Sierra 1500 AT4

    $48,600

    47,003 mi.
    Est. $881/mo

    Blasius Mitsubishi

    3.1
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    Brookfield, CT (1 mi)
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  • 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

    $47,000

    46,528 mi.
    Est. $852/mo

    Ingersoll Auto of Danbury

    4.0
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    Danbury, CT (5 mi)
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  • Sterling 2026 GMC Sierra 1500 AT4Sterling 2026 GMC Sierra 1500 AT4Sterling 2026 GMC Sierra 1500 AT4Sterling 2026 GMC Sierra 1500 AT4Sterling 2026 GMC Sierra 1500 AT4Sterling 2026 GMC Sierra 1500 AT4

    $66,000

    18 mi.
    Est. $1,197/mo

    Ingersoll Auto of Danbury

    4.0
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    Danbury, CT (5 mi)
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  • 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

    $37,995

    81,407 mi.
    Est. $689/mo

    J & M Automotive

    4.9
    Check Availability
    Naugatuck, CT (19 mi)
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  • Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4

    $66,000

    8 mi.
    Est. $1,197/mo

    GMC of Watertown

    3.8
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    Watertown, CT (17 mi)
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  • Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4Summit White 2021 GMC Sierra 1500 AT4

    Not Priced

    47,360 mi.
    Est. $0/mo

    GMC of Watertown

    3.8
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    Watertown, CT (17 mi)
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  • $59,988

    15,042 mi.
    Est. $1,088/mo

    Blasius North

    4.2
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    Torrington, CT (29 mi)
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  • $42,648

    49,386 mi.
    Est. $773/mo

    Blasius of Bristol

    3.6
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    Bristol, CT (30 mi)
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  • Not Priced

    58,216 mi.
    Est. $0/mo

    Northwest Hills - Cadillac Chevrolet Chrysler Dodge GMC Jeep RAM

    4.8
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    Torrington, CT (30 mi)
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  • 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

    $31,154

    $845
    99,921 mi.
    Est. $565/mo

    Bob Johnson Used

    4.0
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    $399 delivery from Rochester, NY (242 mi)
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  • White 2021 GMC Sierra 1500 AT4White 2021 GMC Sierra 1500 AT4White 2021 GMC Sierra 1500 AT4White 2021 GMC Sierra 1500 AT4White 2021 GMC Sierra 1500 AT4White 2021 GMC Sierra 1500 AT4

    $46,998

    $1K
    39,517 mi.
    Est. $852/mo

    CarMax Hartford

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    Free delivery to Waterbury, CT (23 mi)
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  • 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

    $45,668

    $631
    51,563 mi.
    Est. $828/mo

    Romeo Chevrolet Buick GMC

    4.3
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    Lake Katrine, NY (47 mi)
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  • 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

    $34,999

    $640
    61,526 mi.
    Est. $635/mo

    Romeo Chevrolet Buick GMC

    4.3
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    Lake Katrine, NY (47 mi)
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  • Volcanic Red Tintcoat 2023 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2023 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2023 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2023 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2023 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2023 GMC Sierra 1500 AT4

    $45,895

    $100
    66,553 mi.
    Est. $832/mo

    Colandrea Buick GMC, Inc.

    4.8
    Check Availability
    Newburgh, NY (35 mi)
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  • Pacific Blue Metallic 2020 GMC Sierra 1500 AT4Pacific Blue Metallic 2020 GMC Sierra 1500 AT4Pacific Blue Metallic 2020 GMC Sierra 1500 AT4Pacific Blue Metallic 2020 GMC Sierra 1500 AT4Pacific Blue Metallic 2020 GMC Sierra 1500 AT4Pacific Blue Metallic 2020 GMC Sierra 1500 AT4

    $33,978

    $922
    89,545 mi.
    Est. $616/mo

    Colandrea Buick GMC, Inc.

    4.8
    Check Availability
    Newburgh, NY (35 mi)
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  • 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

    $44,499

    49,615 mi.
    Est. $807/mo

    Romeo Chevrolet Buick GMC

    4.3
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    Lake Katrine, NY (47 mi)
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  • Summit White 2019 GMC Sierra 1500 AT4Summit White 2019 GMC Sierra 1500 AT4Summit White 2019 GMC Sierra 1500 AT4Summit White 2019 GMC Sierra 1500 AT4Summit White 2019 GMC Sierra 1500 AT4Summit White 2019 GMC Sierra 1500 AT4

    $33,674

    $177
    88,480 mi.
    Est. $611/mo

    Dutchess Chrysler Jeep Dodge RAM Kia

    4.1
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    Poughkeepsie, NY (31 mi)
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  • Titanium Rush Metallic 2023 GMC Sierra 1500 AT4Titanium Rush Metallic 2023 GMC Sierra 1500 AT4Titanium Rush Metallic 2023 GMC Sierra 1500 AT4Titanium Rush Metallic 2023 GMC Sierra 1500 AT4Titanium Rush Metallic 2023 GMC Sierra 1500 AT4Titanium Rush Metallic 2023 GMC Sierra 1500 AT4

    $57,595

    $400
    33,898 mi.
    Est. $1,044/mo

    Lia Toyota of Rockland

    4.8
    Check Availability
    Blauvelt, NY (40 mi)
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  • Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4Ebony Twilight Metallic 2021 GMC Sierra 1500 AT4

    $32,858

    70,755 mi.
    Est. $596/mo

    Euro Motor Haus

    5.0
    Check Availability
    Great Neck, NY (50 mi)
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  • 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

    $56,987

    30,336 mi.
    Est. $1,033/mo

    Blasius GMC

    2.6
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    Branford, CT (35 mi)
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  • Cayenne Red Tintcoat Gsk 2022 GMC Sierra 1500 AT4Cayenne Red Tintcoat Gsk 2022 GMC Sierra 1500 AT4Cayenne Red Tintcoat Gsk 2022 GMC Sierra 1500 AT4Cayenne Red Tintcoat Gsk 2022 GMC Sierra 1500 AT4Cayenne Red Tintcoat Gsk 2022 GMC Sierra 1500 AT4Cayenne Red Tintcoat Gsk 2022 GMC Sierra 1500 AT4

    $53,995

    38,732 mi.
    Est. $979/mo

    King O'Rourke Auto Group

    2.9
    Check Availability
    Smithtown, NY (45 mi)
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  • Sterling Metallic 2024 GMC Sierra 1500 AT4Sterling Metallic 2024 GMC Sierra 1500 AT4Sterling Metallic 2024 GMC Sierra 1500 AT4Sterling Metallic 2024 GMC Sierra 1500 AT4Sterling Metallic 2024 GMC Sierra 1500 AT4Sterling Metallic 2024 GMC Sierra 1500 AT4

    $53,987

    39,980 mi.
    Est. $979/mo

    Blasius GMC

    2.6
    Check Availability
    Branford, CT (35 mi)
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  • Summit White Gaz 2024 GMC Sierra 1500 AT4Summit White Gaz 2024 GMC Sierra 1500 AT4Summit White Gaz 2024 GMC Sierra 1500 AT4Summit White Gaz 2024 GMC Sierra 1500 AT4Summit White Gaz 2024 GMC Sierra 1500 AT4Summit White Gaz 2024 GMC Sierra 1500 AT4

    $58,995

    22,400 mi.
    Est. $1,070/mo

    King O'Rourke Auto Group

    2.9
    Check Availability
    Smithtown, NY (45 mi)
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GMC Sierra 1500 AT4 by city

GMC Sierra 1500 by trim