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  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4

    $70,717

    $3.2K

    MSRP $76,195

    Est. $1,329/mo

    Mark Allen Buick GMC

    4.7
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    Collinsville, OK (605 mi)

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  • Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4

    $68,490

    $2.8K

    MSRP $73,455

    Est. $1,287/mo

    Reynolds GMC

    4.6
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    West Covina, CA (1,724 mi)

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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $69,417

    Est. $1,305/mo

    Rhinelander Auto Group

    4.8
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    RHINELANDER, WI (276 mi)
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  • Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4

    $71,605

    MSRP $73,855

    Est. $1,346/mo

    Schepel Buick-GMC

    4.9
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    Merrillville, IN (32 mi)
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  • Red 2026 GMC Sierra 1500 AT4Red 2026 GMC Sierra 1500 AT4Red 2026 GMC Sierra 1500 AT4Red 2026 GMC Sierra 1500 AT4Red 2026 GMC Sierra 1500 AT4Red 2026 GMC Sierra 1500 AT4

    $73,170

    $3.2K

    MSRP $76,195

    Est. $1,375/mo

    Group 1 GMC Southwest

    4.4
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    Houston, TX (953 mi)
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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $67,505

    $3.2K
    Est. $1,269/mo

    Koons of Tysons Chevrolet GMC

    4.5
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    Vienna, VA (584 mi)
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  • Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4

    $68,205

    MSRP $74,154

    Est. $1,282/mo

    Rivard Buick GMC

    4.8
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    Tampa, FL (1,008 mi)
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  • Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4

    $65,072

    MSRP $74,030

    Est. $1,223/mo

    Rivard Royall GMC

    4.7
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    Memphis, TN (486 mi)

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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $61,497

    $498
    5,826 mi.
    Est. $1,156/mo

    Orange Buick GMC

    4.4
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    Orlando, FL (985 mi)
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  • Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4

    $70,269

    MSRP $76,379

    Est. $1,321/mo

    Vera Buick GMC

    4.7
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    Pembroke Pines, FL (1,175 mi)
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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $71,309

    MSRP $74,559

    Est. $1,340/mo

    Tasca Buick GMC Clearwater

    4.8
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    Clearwater, FL (1,003 mi)
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  • Black 2026 GMC Sierra 1500 AT4Black 2026 GMC Sierra 1500 AT4Black 2026 GMC Sierra 1500 AT4Black 2026 GMC Sierra 1500 AT4Black 2026 GMC Sierra 1500 AT4Black 2026 GMC Sierra 1500 AT4

    $64,059

    $2.2K

    MSRP $72,860

    Est. $1,204/mo

    Bob Howard Buick GMC

    4.6
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    Oklahoma City, OK (686 mi)
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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $67,428

    $1.3K

    MSRP $75,508

    Est. $1,267/mo

    Ed Morse Sawgrass Auto Mall

    4.3
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    Sunrise, FL (1,164 mi)
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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $64,205

    MSRP $75,205

    Est. $1,207/mo

    Mullinax Buick GMC

    4.8
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    Montgomery, AL (662 mi)

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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $64,810

    MSRP $73,260

    Est. $1,218/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4

    $60,805

    MSRP $74,805

    Est. $1,143/mo

    Mayse Automotive

    4.6
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    Aurora, MO (471 mi)
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  • Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4

    $71,579

    $1.7K
    Est. $1,345/mo

    Marty's GMC

    4.7
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    Kingston, MA (869 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4

    $98,000

    Est. $1,842/mo

    Dave Arbogast Buick GMC

    4.8
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    Troy, OH (220 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4Volcanic Red Tintcoat 2026 GMC Sierra 1500 AT4

    $62,256

    3,585 mi.
    Est. $1,170/mo

    Clay Cooley Volkswagen of Park Cities

    4.4
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    Dallas, TX (803 mi)
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  • Tan 2026 GMC Sierra 1500 AT4Tan 2026 GMC Sierra 1500 AT4Tan 2026 GMC Sierra 1500 AT4Tan 2026 GMC Sierra 1500 AT4Tan 2026 GMC Sierra 1500 AT4Tan 2026 GMC Sierra 1500 AT4

    $71,800

    MSRP $74,050

    Est. $1,350/mo

    Classic Buick GMC Beaumont

    4.7
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    Beaumont, TX (890 mi)

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  • Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4

    $69,240

    $754
    8,964 mi.
    Est. $1,301/mo

    Rick Hendrick Chrysler Dodge Jeep RAM Duluth

    4.8
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    Duluth, GA (579 mi)
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  • Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4Coastal Dune 2026 GMC Sierra 1500 AT4

    $64,220

    987 mi.
    Est. $1,207/mo

    BMW of Houston North

    4.7
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    Houston, TX (927 mi)
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  • Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4Onyx Black 2026 GMC Sierra 1500 AT4

    $64,968

    14,917 mi.
    Est. $1,221/mo

    Principle Volvo Cars San Antonio

    4.7
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    San Antonio, TX (1,046 mi)
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  • Dune 2026 GMC Sierra 1500 AT4Dune 2026 GMC Sierra 1500 AT4Dune 2026 GMC Sierra 1500 AT4Dune 2026 GMC Sierra 1500 AT4Dune 2026 GMC Sierra 1500 AT4Dune 2026 GMC Sierra 1500 AT4

    $102,294

    MSRP $75,905

    Est. $1,923/mo

    Royal Moore GMC Buick

    4.8
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    Hillsboro, OR (1,769 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 1500 AT4Titanium Rush Metallic 2026 GMC Sierra 1500 AT4Titanium Rush Metallic 2026 GMC Sierra 1500 AT4Titanium Rush Metallic 2026 GMC Sierra 1500 AT4Titanium Rush Metallic 2026 GMC Sierra 1500 AT4Titanium Rush Metallic 2026 GMC Sierra 1500 AT4

    $60,492

    $1.4K
    9,744 mi.
    Est. $1,137/mo

    Surprise Ford

    4.4
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    Surprise, AZ (1,464 mi)
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  • Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4Summit White 2026 GMC Sierra 1500 AT4

    $68,605

    $3.2K
    Est. $1,290/mo

    Arnie Bauer Buick GMC of Matteson

    4.4
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    Matteson, IL (27 mi)

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  • Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4Sterling Metallic 2026 GMC Sierra 1500 AT4

    $62,498

    11,763 mi.
    Est. $1,175/mo

    Capitol Chevrolet AL

    4.9
    Check Availability
    Montgomery, AL (662 mi)
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GMC Sierra 1500 prices by year

Model year Average price Deals
2025 GMC Sierra 1500 AT4 $60,121 70 Great deals
2024 GMC Sierra 1500 AT4 $55,703 24 Great deals
2023 GMC Sierra 1500 AT4 $50,437 16 Great deals
2022 GMC Sierra 1500 AT4 $45,005 33 Great deals
2021 GMC Sierra 1500 AT4 $38,370 114 Great deals
2020 GMC Sierra 1500 AT4 $36,836 44 Great deals
2019 GMC Sierra 1500 AT4 $34,030 10 Great deals

About the 2026 GMC Sierra 1500 AT4

Basics

AT4 shown.

Seating
5
Door count
4
Drivetrain
Four Wheel Drive
Combined MPG
23
Transmission
10-Speed A/T
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
Side view of the 2026 GMC Sierra 1500 AT4
FAQs

How much does the 2026 GMC Sierra 1500 AT4 cost?

The 2026 GMC Sierra 1500 AT4 price depends on optional features. Prices typically start at $67,000.

What is the MPG of the 2026 GMC Sierra 1500 AT4?

The 2026 GMC Sierra 1500 AT4 offers up to 21 MPG in city driving and 24 MPG on the highway for a combined rating of 23 MPG.

These figures are based on EPA mileage ratings and are for comparison purposes only. The actual mileage will vary depending on the selected vehicle options, driving conditions, driving habits, vehicle maintenance, and other factors.

What are some similar vehicles and competitors of the 2026 GMC Sierra 1500 AT4?

The 2026 GMC Sierra 1500 AT4 compares to and/or competes against the following vehicles:


Is the 2026 GMC Sierra 1500 AT4 reliable?

The 2026 GMC Sierra 1500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 1500 owners.

Ratings (4 reviews)

75% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.2
Value
3.5
Exterior
4.2
Reliability
4.5
Trims

AT4 (2 styles)

Style
4WD Crew Cab 147" AT4 4WD Crew Cab 157" AT4
Inventory price
Starting at $67,000 Starting at $67,500
Combined MPG
23 23
Engine
420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel) 420.0-hp, 6.2-liter, 8 Cylinder Engine (Gasoline Fuel)
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2026 GMC Sierra 1500 AT4 by popular city

GMC Sierra 1500 trims