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  • Volcanic Red 2026 GMC Sierra 3500 SLTVolcanic Red 2026 GMC Sierra 3500 SLTVolcanic Red 2026 GMC Sierra 3500 SLTVolcanic Red 2026 GMC Sierra 3500 SLTVolcanic Red 2026 GMC Sierra 3500 SLTVolcanic Red 2026 GMC Sierra 3500 SLT

    $79,995

    $1K
    Est. $1,504/mo

    Laura Buick GMC

    4.6
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    Collinsville, IL (254 mi)

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  • Titanium Rush Metallic 2026 GMC Sierra 3500 SLTTitanium Rush Metallic 2026 GMC Sierra 3500 SLTTitanium Rush Metallic 2026 GMC Sierra 3500 SLTTitanium Rush Metallic 2026 GMC Sierra 3500 SLTTitanium Rush Metallic 2026 GMC Sierra 3500 SLTTitanium Rush Metallic 2026 GMC Sierra 3500 SLT

    $78,245

    MSRP $78,245

    Est. $1,471/mo

    Thompson Buick Cadillac GMC

    3.8
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    Raleigh, NC (641 mi)

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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $88,535

    MSRP $88,535

    Est. $1,664/mo

    Ed Dena's Auto Center

    4.5
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    Dinuba, CA (1,731 mi)
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  • Glacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLTGlacier White 2026 GMC Sierra 3500 SLT

    $88,060

    $500
    Est. $1,655/mo

    Halladay GMC

    4.9
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    Cheyenne, WY (891 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLT

    $86,700

    MSRP $87,700

    Est. $1,630/mo

    Zeigler GMC of Holland

    4.8
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    Holland, MI (103 mi)
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  • White 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLT

    $67,965

    $1.5K
    Est. $1,277/mo

    McKenzie Buick GMC

    4.8
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    Milton, FL (780 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLT

    $84,100

    $1K

    MSRP $85,100

    Est. $1,581/mo

    Patriot GMC Hyundai

    4.8
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    Bartlesville, OK (569 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLT

    $75,540

    MSRP $85,540

    Est. $1,420/mo

    Fabre Chevrolet GMC

    4.6
    Check Availability
    Saint Francisville, LA (794 mi)

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  • Sterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLT

    $69,697

    Est. $1,310/mo

    Jim Causley Buick GMC

    4.5
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    Clinton Township, MI (248 mi)
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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $77,311

    MSRP $86,994

    Est. $1,453/mo

    Ed Rinke Chevrolet-Buick-GMC Co.

    4.7
    Check Availability
    Center Line, MI (240 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLT

    $71,500

    MSRP $79,820

    Est. $1,344/mo

    Woody Buick GMC Naperville

    4.9
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    Naperville, IL (30 mi)
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  • Red 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLTRed 2026 GMC Sierra 3500 SLT

    $82,950

    $5.4K
    Est. $1,559/mo

    Kevin Grover GMC

    4.9
    Check Availability
    Wagoner, OK (585 mi)
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  • White 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLT

    $78,955

    $6.5K

    MSRP $85,955

    Est. $1,484/mo

    Valley GMC, LLC

    4.8
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    Auburn, WA (1,728 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLT

    $78,395

    MSRP $78,395

    Est. $1,474/mo

    Thompson Buick Cadillac GMC

    3.8
    Check Availability
    Raleigh, NC (641 mi)

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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $74,773

    $225
    1,017 mi.
    Est. $1,405/mo

    Salt Lake Valley Buick GMC

    4.5
    Check Availability
    South Salt Lake, UT (1,259 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLT

    $77,499

    MSRP $83,025

    Est. $1,457/mo

    Lithia Chevrolet GMC of Helena

    4.3
    Check Availability
    Helena, MT (1,245 mi)
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  • Onyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLTOnyx Black 2026 GMC Sierra 3500 SLT

    $84,670

    Est. $1,592/mo

    Northwest Hills - Cadillac Chevrolet Chrysler Dodge GMC Jeep RAM

    4.8
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    Torrington, CT (749 mi)
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  • Gray 2026 GMC Sierra 3500 SLTGray 2026 GMC Sierra 3500 SLTGray 2026 GMC Sierra 3500 SLTGray 2026 GMC Sierra 3500 SLTGray 2026 GMC Sierra 3500 SLTGray 2026 GMC Sierra 3500 SLT

    $77,950

    $5K
    Est. $1,465/mo

    Kendall Chevrolet GMC of Eugene

    4.5
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    Eugene, OR (1,786 mi)
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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $82,849

    $1K

    MSRP $87,425

    Est. $1,557/mo

    Mark Allen Buick GMC

    4.7
    Check Availability
    Collinsville, OK (605 mi)
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  • White 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLTWhite 2026 GMC Sierra 3500 SLT

    $76,840

    MSRP $86,840

    Est. $1,444/mo

    Fabre Chevrolet GMC

    4.6
    Check Availability
    Saint Francisville, LA (794 mi)

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  • Glacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLT

    $75,110

    MSRP $75,110

    Est. $1,412/mo

    Dan Young Tipton LLC

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

    $79,000

    $500

    MSRP $85,000

    Est. $1,485/mo

    Northtown Automotive, Inc

    4.3
    Check Availability
    Yankton, SD (503 mi)
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  • Sterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLTSterling 2026 GMC Sierra 3500 SLT

    $78,997

    MSRP $84,000

    Est. $1,485/mo

    Lipscomb Auto Center

    4.9
    Check Availability
    Bowie, TX (802 mi)
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  • Sterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLTSterling Metallic 2026 GMC Sierra 3500 SLT

    $82,779

    $1K
    Est. $1,556/mo

    Pursch Motors Inc

    4.9
    Check Availability
    Pleasanton, TX (1,083 mi)
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  • Glacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLTGlacier White Tricoat 2026 GMC Sierra 3500 SLT

    $88,535

    Est. $1,664/mo

    Jones GMC

    4.7
    Check Availability
    Savannah, TN (462 mi)
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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $77,750

    MSRP $77,750

    Est. $1,461/mo

    Thompson Buick Cadillac GMC

    3.8
    Check Availability
    Raleigh, NC (641 mi)

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  • Volcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 3500 SLT

    $75,371

    Est. $1,417/mo

    Bush Auto Place

    4.6
    Check Availability
    Wilmington, OH (263 mi)
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  • Summit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLTSummit White 2026 GMC Sierra 3500 SLT

    $68,480

    Est. $1,287/mo

    Dahl Motors

    4.9
    Check Availability
    Pipestone, MN (462 mi)
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GMC Sierra 3500 prices by year

Model year Average price Deals
2025 GMC Sierra 3500 SLT $69,941 14 Good deals
2024 GMC Sierra 3500 SLT $62,570 6 Great deals

About the 2026 GMC Sierra 3500 SLT

Basics

SLT shown.

Seating
5
Door count
4
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 SLT
FAQs

How much does the 2026 GMC Sierra 3500 SLT cost?

The 2026 GMC Sierra 3500 SLT price depends on optional features. Prices typically start at $66,400.

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

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


Trims

SLT (2 styles)

Style
4WD Crew Cab 172" SLT 4WD Crew Cab 159" SLT
Inventory price
Starting at $66,600 Starting at $66,400
Combined MPG
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)
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GMC Sierra 3500 trims