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  • Sterling Metallic 2026 GMC Sierra 3500 SLE

    $62,400

    Est. $1,108/mo

    Budd Baer Mazda

    4.8
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    Washington, PA (404 mi)

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  • Summit White 2026 GMC Sierra 3500 SLE

    $76,005

    Est. $1,350/mo

    Kelley Buick GMC of Bartow

    4.0
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    Bartow, FL (1,020 mi)

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  • Gray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLEGray 2026 GMC Sierra 3500 SLE

    $64,980

    Est. $1,154/mo

    Kevin Grover GMC

    5.0
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    Wagoner, OK (585 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $77,366

    $1.7K

    MSRP $78,930

    Est. $1,374/mo

    Group 1 Buick GMC North

    4.4
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    Houston, TX (937 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $79,959

    MSRP $79,660

    Est. $1,420/mo

    Ferman Buick GMC

    4.8
    Check Availability
    Lutz, FL (991 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $68,610

    MSRP $69,060

    Est. $1,218/mo

    Sapaugh GM Country

    4.8
    Check Availability
    Herculaneum, MO (291 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $73,673

    $2.3K

    MSRP $82,934

    Est. $1,308/mo

    Ed Morse Sawgrass Auto Mall

    4.3
    Check Availability
    Sunrise, FL (1,164 mi)
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  • Dune 2026 GMC Sierra 3500 SLE

    $82,375

    Est. $1,463/mo

    Kelley Buick GMC of Bartow

    4.0
    Check Availability
    Bartow, FL (1,020 mi)

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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $71,990

    MSRP $71,990

    Est. $1,278/mo

    Runde Chevrolet-Buick-GMC

    4.8
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    Platteville, WI (159 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $73,160

    $1K
    Est. $1,299/mo

    Rogers GMC of Hermiston

    4.9
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    Hermiston, OR (1,590 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $73,139

    Est. $1,299/mo

    Serra of Jackson

    4.7
    Check Availability
    Jackson, TN (434 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $57,231

    Est. $1,016/mo

    NYE Buick GMC

    4.7
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    Oneida, NY (615 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $66,365

    MSRP $66,365

    Est. $1,178/mo

    Dan Young Tipton LLC

    5.0
    Check Availability
    Tipton, IN (139 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $72,410

    MSRP $79,410

    Est. $1,286/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 mi)

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  • Cardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLE

    $70,900

    21,250 mi.
    Est. $1,259/mo

    Unlimited Motors Fishers

    4.0
    Check Availability
    Fishers, IN (159 mi)
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  • Cardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLE

    $55,893

    MSRP $56,893

    Est. $992/mo

    Frank Leta Buick GMC

    4.1
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    Cape Girardeau, MO (334 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $69,399

    Est. $1,232/mo

    Woody Folsom Chevrolet Buick GMC

    4.4
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    Baxley, GA (756 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $74,815

    Est. $1,328/mo

    Cole Buick GMC Cadillac

    4.0
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    Portage, MI (108 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $67,288

    MSRP $73,565

    Est. $1,195/mo

    Lee GMC Truck Center

    4.4
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    Auburn, ME (892 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $71,915

    MSRP $78,915

    Est. $1,277/mo

    Van Chevrolet

    4.6
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    Scottsdale, AZ (1,437 mi)

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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $76,905

    Est. $1,366/mo

    Battles Buick GMC

    4.9
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    Bourne, MA (877 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $80,889

    $100

    MSRP $80,889

    Est. $1,436/mo

    Olympic Chevrolet Buick GMC

    4.7
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    Huron, SD (560 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $71,247

    Est. $1,265/mo

    Bayer Motor Company

    Check Availability
    Comanche, TX (918 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $78,645

    MSRP $77,970

    Est. $1,396/mo

    Cardinale GMC

    Check Availability
    Seaside, CA (1,854 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $76,985

    MSRP $76,985

    Est. $1,367/mo

    Auburn Chevrolet Buick GMC

    Check Availability
    auburn, NY (571 mi)
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  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $71,915

    MSRP $78,915

    Est. $1,277/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (1,437 mi)

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  • Cardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLECardinal Red 2026 GMC Sierra 3500 SLE

    $79,880

    MSRP $80,880

    Est. $1,418/mo

    York Buick GMC

    Check Availability
    Greencastle, IN (161 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $63,914

    Est. $1,135/mo

    Sharp Automotive

    Check Availability
    Watertown, SD (520 mi)
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  • Coastal Dune 2026 GMC Sierra 3500 SLECoastal Dune 2026 GMC Sierra 3500 SLECoastal Dune 2026 GMC Sierra 3500 SLECoastal Dune 2026 GMC Sierra 3500 SLECoastal Dune 2026 GMC Sierra 3500 SLECoastal Dune 2026 GMC Sierra 3500 SLE

    $66,950

    167 mi.
    Est. $1,189/mo

    LA Motor Sports

    Check Availability
    Windom, MN (403 mi)
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GMC Sierra 3500 prices by year

Model year Average price Deals
2024 GMC Sierra 3500 SLE $54,497 16 Great deals
2023 GMC Sierra 3500 SLE $46,738 12 Good deals
2022 GMC Sierra 3500 SLE $45,726 11 Good deals

About the 2026 GMC Sierra 3500 SLE

Basics

SLE shown.

Seating
3
Door count
2
Drivetrain
Four Wheel Drive
Combined MPG
0
Transmission
10-Speed A/T
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
Side view of the 2026 GMC Sierra 3500 SLE
FAQs

How much does the 2026 GMC Sierra 3500 SLE cost?

The 2026 GMC Sierra 3500 SLE price depends on optional features. Prices typically start at $55,200.

What are some similar vehicles and competitors of the 2026 GMC Sierra 3500 SLE?

The 2026 GMC Sierra 3500 SLE compares to and/or competes against the following vehicles:


Is the 2026 GMC Sierra 3500 SLE reliable?

The 2026 GMC Sierra 3500 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 3500 owners.

Ratings (2 reviews)

50% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.5
Value
3.5
Exterior
5.0
Reliability
4.5
Trims

SLE (4 styles)

Style
4WD Double Cab 162" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $57,500 Starting at $55,200 Starting at $59,300 Starting at $59,100
Combined MPG
0 0 0 0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)
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GMC Sierra 3500 trims