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  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $73,970

    Est. $1,356/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (18 mi)

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  • Glacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLT

    $78,703

    Est. $1,442/mo

    Kelley Buick GMC of Bartow

    4.1
    Check Availability
    Bartow, FL (23 mi)

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  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $71,924

    MSRP $80,635

    Est. $1,318/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
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  • Summit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLT

    $83,898

    MSRP $83,025

    Est. $1,538/mo

    Century Buick GMC

    4.8
    Check Availability
    Tampa, FL (18 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $62,982

    MSRP $70,645

    Est. $1,154/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $73,831

    Est. $1,353/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (18 mi)
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  • Summit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLTSummit White 2026 GMC Sierra 2500 SLT

    $71,480

    MSRP $80,140

    Est. $1,310/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
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  • Volcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLT

    $78,289

    Est. $1,435/mo

    Kelley Buick GMC of Bartow

    4.1
    Check Availability
    Bartow, FL (23 mi)

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  • Volcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLTVolcanic Red 2026 GMC Sierra 2500 SLT

    $75,955

    Est. $1,392/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (18 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $70,321

    MSRP $75,045

    Est. $1,289/mo

    Ferman Buick GMC

    4.8
    Check Availability
    Lutz, FL (19 mi)
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  • Glacier White 2026 GMC Sierra 2500 SLT

    $73,363

    Est. $1,345/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (18 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLT

    $75,655

    Est. $1,387/mo

    Jim Browne Dade City Chevrolet GMC

    3.7
    Check Availability
    Dade City, FL (24 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLTSterling Metallic 2026 GMC Sierra 2500 SLT

    $74,506

    MSRP $83,520

    Est. $1,366/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
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  • Glacier White 2026 GMC Sierra 2500 SLT

    $78,703

    Est. $1,442/mo

    Kelley Buick GMC of Bartow

    4.1
    Check Availability
    Bartow, FL (23 mi)

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  • Onyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLTOnyx Black 2026 GMC Sierra 2500 SLT

    $74,506

    MSRP $83,520

    Est. $1,366/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLT

    $74,168

    Est. $1,359/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (18 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLT

    $71,480

    MSRP $80,140

    Est. $1,310/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 2500 SLT

    $65,077

    MSRP $72,985

    Est. $1,193/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLT

    $74,330

    Est. $1,362/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (18 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLT

    $62,539

    MSRP $70,150

    Est. $1,146/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLT

    $75,953

    MSRP $85,175

    Est. $1,392/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLT

    $71,924

    MSRP $80,635

    Est. $1,318/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)
    Quick view
  • Black 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLT

    $76,680

    MSRP $77,455

    Est. $1,405/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Free delivery from Houston, TX (795 mi)
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  • White 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLT

    $85,685

    MSRP $86,460

    Est. $1,570/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Free delivery from Houston, TX (795 mi)
    Quick view

About the 2026 GMC Sierra 2500 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 2500 SLT
FAQs

How much does the 2026 GMC Sierra 2500 SLT cost?

The 2026 GMC Sierra 2500 SLT price depends on optional features. Prices typically start at $65,200.

What are some similar vehicles and competitors of the 2026 GMC Sierra 2500 SLT?

The 2026 GMC Sierra 2500 SLT compares to and/or competes against the following vehicles:


Trims

SLT (2 styles)

Style
4WD Crew Cab 159" SLT 4WD Crew Cab 172" SLT
Inventory price
Starting at $65,200 Starting at $65,500
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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Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed

2026 GMC Sierra 2500 SLT by city

GMC Sierra 2500 trims