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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $57,961

    30,401 mi.
    Est. $1,089/mo

    Rapids Honda

    3.3
    Check Availability
    Coon Rapids, MN (365 mi)

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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $62,998

    33,651 mi.
    Est. $1,184/mo

    Lenz Truck - Minocqua, WI

    4.7
    Check Availability
    Minocqua, WI (292 mi)

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  • Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4

    $65,830

    7,099 mi.
    Est. $1,237/mo

    Team One Chevrolet of Gadsen

    3.5
    Check Availability
    Gadsen, AL (552 mi)
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  • Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4

    $59,500

    $1K
    47,597 mi.
    Est. $1,118/mo

    Len Stoler Chrysler Dodge Jeep RAM

    4.5
    Check Availability
    Westminster, MD (582 mi)
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  • Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4

    $53,025

    $2.3K
    82,021 mi.
    Est. $997/mo

    Bob Caldwell Chrysler Jeep Dodge RAM

    4.6
    Check Availability
    Columbus, OH (275 mi)
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  • Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4

    $54,499

    $1K
    71,002 mi.
    Est. $1,024/mo

    Walser Polar Chevrolet

    4.3
    Check Availability
    White Bear Lake, MN (349 mi)
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  • Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4

    $50,990

    94,298 mi.
    Est. $958/mo

    Joe Basil Chevrolet

    4.2
    Check Availability
    Depew, NY (462 mi)
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  • Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4

    $66,992

    34,827 mi.
    Est. $1,259/mo

    Lenz Truck - Fond du Lac, WI

    4.5
    Check Availability
    Fond du Lac, WI (137 mi)

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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $53,995

    $495
    66,225 mi.
    Est. $1,015/mo

    Leman's Chevy City

    4.4
    Check Availability
    Bloomington, IL (121 mi)
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  • Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4

    $53,497

    $500
    86,272 mi.
    Est. $1,006/mo

    J.B.A. Chevrolet

    4.6
    Check Availability
    Glen Burnie, MD (608 mi)
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  • White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4

    $53,562

    $500
    79,281 mi.
    Est. $1,007/mo

    DallasLeaseReturns.com

    5.0
    Check Availability
    Dallas, TX (797 mi)
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  • White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4White 2023 GMC Sierra 2500 AT4

    $56,933

    88,171 mi.
    Est. $1,070/mo

    Pigg Enterprises Inc

    4.9
    Check Availability
    Prattville, AL (655 mi)
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  • Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4

    $52,288

    84,131 mi.
    Est. $983/mo

    Lynn Layton Chevrolet Inc

    4.7
    Check Availability
    Decatur, AL (507 mi)
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  • Onyx Black 2023 GMC Sierra 2500 AT4

    $61,599

    47,719 mi.
    Est. $1,158/mo

    John Megel Chevrolet

    4.4
    Check Availability
    Dawsonville, GA (556 mi)

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  • Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4

    $57,507

    57,838 mi.
    Est. $1,081/mo

    Fred Anderson Nissan of Asheville

    4.8
    Check Availability
    Asheville, NC (515 mi)
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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $61,411

    $798
    35,932 mi.
    Est. $1,154/mo

    Bartlesville CDJR

    4.6
    Check Availability
    Bartlesville, OK (570 mi)
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  • Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4

    $63,213

    $300
    35,691 mi.
    Est. $1,188/mo

    Hiley Buick GMC of Fort Worth

    4.4
    Check Availability
    Fort Worth, TX (832 mi)
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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $48,995

    $3K
    100,045 mi.
    Est. $921/mo

    Unlimited Motors

    4.7
    Check Availability
    Elwood, IN (147 mi)
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  • Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4

    $58,988

    67,415 mi.
    Est. $1,109/mo

    Cole Buick GMC Cadillac

    4.0
    Check Availability
    Portage, MI (108 mi)
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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $55,997

    $1K
    79,434 mi.
    Est. $1,053/mo

    Fowler Ford Tulsa

    4.1
    Check Availability
    Tulsa, OK (597 mi)

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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $60,470

    58,773 mi.
    Est. $1,137/mo

    Gilland Chevrolet GMC

    4.1
    Check Availability
    Ozark, AL (731 mi)
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  • Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4Ebony Twilight Metallic 2023 GMC Sierra 2500 AT4

    $57,587

    60,055 mi.
    Est. $1,082/mo

    Jones GMC

    4.7
    Check Availability
    Savannah, TN (462 mi)
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  • Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4

    $52,947

    $841
    70,405 mi.
    Est. $995/mo

    Courtesy Ford

    4.2
    Check Availability
    Rome, GA (547 mi)
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  • Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4Onyx Black 2023 GMC Sierra 2500 AT4

    $54,999

    56,486 mi.
    Est. $1,034/mo

    John Miles Chevrolet Buick GMC

    4.3
    Check Availability
    Conyers, GA (602 mi)
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  • Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4Cayenne Red Tintcoat 2023 GMC Sierra 2500 AT4

    $59,990

    49,334 mi.
    Est. $1,128/mo

    Northtown Automotive, Inc

    4.2
    Check Availability
    Yankton, SD (503 mi)
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  • Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4Pacific Blue Metallic 2023 GMC Sierra 2500 AT4

    $62,857

    $1.8K
    37,615 mi.
    Est. $1,181/mo

    Arrowhead Cadillac

    3.2
    Check Availability
    Glendale, AZ (1,453 mi)

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  • Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4Summit White 2023 GMC Sierra 2500 AT4

    $55,995

    $1K
    83,752 mi.
    Est. $1,053/mo

    Vanguard Kia of Arlington

    4.3
    Check Availability
    Arlington, TX (820 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2026 GMC Sierra 2500 AT4 10 Great deals
2025 GMC Sierra 2500 AT4 $74,746 19 Great deals
2024 GMC Sierra 2500 AT4 $70,530 9 Great deals
2022 GMC Sierra 2500 AT4 $54,001 29 Great deals
2021 GMC Sierra 2500 AT4 $53,592 9 Great deals
2020 GMC Sierra 2500 AT4 $50,238 24 Good deals

About the 2023 GMC Sierra 2500 AT4

Basics

AT4 shown.

Seating
5
Door count
4
Drivetrain
Four Wheel Drive
Combined MPG
0
Transmission
6-Speed A/T
Engine
445.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
Side view of the 2023 GMC Sierra 2500 AT4
FAQs

How much does the 2023 GMC Sierra 2500 AT4 cost?

The 2023 GMC Sierra 2500 AT4 price depends on several factors, including optional features, mileage, vehicle history and location. The nationwide average price for a 2023 Sierra 2500 AT4 is $57,951, with pricing starting at $39,850.

What are some similar vehicles and competitors of the 2023 GMC Sierra 2500 AT4?

The 2023 GMC Sierra 2500 AT4 compares to and/or competes against the following vehicles:


Is the 2023 GMC Sierra 2500 AT4 reliable?

The 2023 GMC Sierra 2500 has an average reliability rating of 1 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2023 Sierra 2500 owners.

Ratings (1 review)

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
1.0
Value
1.0
Exterior
3.0
Reliability
1.0
Trims

AT4 (2 styles)

Style
4WD Crew Cab 159" AT4 4WD Crew Cab 172" AT4
Inventory price
Starting at $66,600 Starting at $66,800
Combined MPG
0 0
Engine
445.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 445.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
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GMC Sierra 2500 trims