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  • 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

    $70,572

    $2K
    Est. $1,293/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 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 (28 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

    $1K
    Est. $1,353/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 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

    $73,330

    $2K
    Est. $1,344/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 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 (17 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

    $72,680

    MSRP $80,140

    Est. $1,332/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 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

    $82,610

    $1K

    MSRP $83,610

    Est. $1,514/mo

    Ferman Buick GMC

    4.8
    Check Availability
    Lutz, FL (25 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 (28 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

    $64,182

    MSRP $70,645

    Est. $1,176/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

    $75,955

    $1K
    Est. $1,392/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 mi)
    Quick view
  • 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

    $1K
    Est. $1,356/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 mi)
    Quick view
  • 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

    $75,706

    MSRP $83,520

    Est. $1,388/mo

    Rivard Buick GMC

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

    $73,363

    $1K
    Est. $1,345/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 2500 SLT

    $78,703

    Est. $1,442/mo

    Kelley Buick GMC of Bartow

    4.1
    Check Availability
    Bartow, FL (28 mi)

    Quick view
  • 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

    $68,341

    $1.9K

    MSRP $75,045

    Est. $1,253/mo

    Ferman Buick GMC

    4.8
    Check Availability
    Lutz, FL (25 mi)
    Quick view
  • 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

    $75,706

    MSRP $83,520

    Est. $1,388/mo

    Rivard Buick GMC

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

    $64,182

    MSRP $70,645

    Est. $1,176/mo

    Rivard Buick GMC

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

    $63,739

    MSRP $70,150

    Est. $1,168/mo

    Rivard Buick GMC

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

    $72,680

    MSRP $80,140

    Est. $1,332/mo

    Rivard Buick GMC

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

    $66,277

    MSRP $72,985

    Est. $1,215/mo

    Rivard Buick GMC

    4.8
    Check Availability
    Tampa, FL (9 mi)

    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLT

    $73,124

    MSRP $80,635

    Est. $1,340/mo

    Rivard Buick GMC

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

    $73,168

    $2K
    Est. $1,341/mo

    Regal Automotive Group

    4.6
    Check Availability
    Lakeland, FL (26 mi)
    Quick view
  • 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

    $75,489

    MSRP $76,264

    Est. $1,384/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Free delivery from Houston, TX (793 mi)
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  • Gray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLT

    $86,735

    MSRP $87,510

    Est. $1,590/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Free delivery from Houston, TX (793 mi)
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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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2026 GMC Sierra 2500 SLT by city

GMC Sierra 2500 trims