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  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $90,662

    $500

    MSRP $99,225

    Est. $1,577/mo

    Woody Buick GMC Naperville

    4.9
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    Naperville, IL (17 mi)

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  • Cardinal Red 2026 GMC Sierra 2500 ProCardinal Red 2026 GMC Sierra 2500 ProCardinal Red 2026 GMC Sierra 2500 ProCardinal Red 2026 GMC Sierra 2500 ProCardinal Red 2026 GMC Sierra 2500 ProCardinal Red 2026 GMC Sierra 2500 Pro

    $65,885

    $399
    Est. $1,146/mo

    D'Arcy Buick GMC

    4.4
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    Joliet, IL (30 mi)

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  • Sterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali UltimateSterling Metallic 2026 GMC Sierra 2500 Denali Ultimate

    $90,809

    MSRP $98,609

    Est. $1,579/mo

    Castle Chevrolet GMC

    4.4
    Check Availability
    McHenry, IL (27 mi)
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  • Onyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali UltimateOnyx Black 2026 GMC Sierra 2500 Denali Ultimate

    $89,162

    $1K

    MSRP $97,840

    Est. $1,551/mo

    Woody Buick GMC of Gurnee

    5.0
    Check Availability
    Gurnee, IL (29 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $81,412

    $250

    MSRP $89,385

    Est. $1,416/mo

    Woody Buick GMC Naperville

    4.9
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    Naperville, IL (17 mi)
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  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $82,152

    MSRP $91,210

    Est. $1,429/mo

    Advantage Buick GMC

    4.9
    Check Availability
    Hodgkins, IL (16 mi)
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  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $80,016

    MSRP $90,860

    Est. $1,392/mo

    Zeigler Buick GMC of Lincolnwood

    4.3
    Check Availability
    Lincolnwood, IL (17 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $92,147

    $399
    Est. $1,603/mo

    D'Arcy Buick GMC

    4.4
    Check Availability
    Joliet, IL (30 mi)

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  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $75,408

    473 mi.
    Est. $1,312/mo

    Bill Kay Buick GMC

    4.4
    Check Availability
    Downers Grove, IL (12 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLT

    $76,312

    MSRP $85,755

    Est. $1,327/mo

    Bill Kay Buick GMC

    4.4
    Check Availability
    Downers Grove, IL (12 mi)
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  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $83,422

    MSRP $91,010

    Est. $1,451/mo

    Napleton's Schaumburg Buick GMC

    4.1
    Check Availability
    Schaumburg, IL (7 mi)
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  • Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4Summit White 2026 GMC Sierra 2500 AT4

    $85,637

    MSRP $88,760

    Est. $1,490/mo

    Napleton Buick GMC

    4.7
    Check Availability
    Crystal Lake, IL (24 mi)
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  • Onyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 DenaliOnyx Black 2026 GMC Sierra 2500 Denali

    $87,765

    Est. $1,527/mo

    Mike Haggerty Buick GMC

    3.9
    Check Availability
    Oak Lawn, IL (23 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $82,785

    Est. $1,440/mo

    D'Arcy Buick GMC

    4.4
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    Joliet, IL (30 mi)

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  • Downpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali UltimateDownpour Metallic 2026 GMC Sierra 2500 Denali Ultimate

    $91,632

    MSRP $99,149

    Est. $1,594/mo

    Castle Buick GMC

    3.7
    Check Availability
    North Riverside, IL (14 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4Onyx Black 2026 GMC Sierra 2500 AT4

    $73,910

    $1.2K
    2,555 mi.
    Est. $1,286/mo

    Castle Kia McHenry

    3.9
    Check Availability
    McHenry, IL (27 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4XOnyx Black 2026 GMC Sierra 2500 AT4X

    $82,162

    MSRP $89,385

    Est. $1,429/mo

    Woody Buick GMC of Gurnee

    5.0
    Check Availability
    Gurnee, IL (29 mi)
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  • Summit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 ProSummit White 2026 GMC Sierra 2500 Pro

    $66,407

    $610

    MSRP $70,205

    Est. $1,155/mo

    Zeigler Buick GMC of Lincolnwood

    4.3
    Check Availability
    Lincolnwood, IL (17 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLE

    $68,604

    MSRP $75,525

    Est. $1,193/mo

    Advantage Buick GMC

    4.9
    Check Availability
    Hodgkins, IL (16 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $89,010

    $399
    Est. $1,548/mo

    D'Arcy Buick GMC

    4.4
    Check Availability
    Joliet, IL (30 mi)

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  • Onyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLE

    $74,892

    MSRP $80,480

    Est. $1,303/mo

    Napleton's Schaumburg Buick GMC

    4.1
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    Schaumburg, IL (7 mi)
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  • Summit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLESummit White 2026 GMC Sierra 2500 SLE

    $57,962

    MSRP $61,085

    Est. $1,008/mo

    Napleton Buick GMC

    4.7
    Check Availability
    Crystal Lake, IL (24 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4Sterling Metallic 2026 GMC Sierra 2500 AT4

    $74,162

    $250

    MSRP $83,270

    Est. $1,290/mo

    Woody Buick GMC Naperville

    4.9
    Check Availability
    Naperville, IL (17 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

    $67,662

    $250

    MSRP $76,265

    Est. $1,177/mo

    Woody Buick GMC of Gurnee

    5.0
    Check Availability
    Gurnee, IL (29 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4XCoastal Dune 2026 GMC Sierra 2500 AT4X

    $81,412

    $250

    MSRP $89,385

    Est. $1,416/mo

    Woody Buick GMC Naperville

    4.9
    Check Availability
    Naperville, IL (17 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

    $78,488

    $399
    Est. $1,365/mo

    D'Arcy Buick GMC

    4.4
    Check Availability
    Joliet, IL (30 mi)

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  • Sterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4XSterling Metallic 2026 GMC Sierra 2500 AT4X

    $81,412

    $250

    MSRP $89,385

    Est. $1,416/mo

    Woody Buick GMC Naperville

    4.9
    Check Availability
    Naperville, IL (17 mi)
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  • Summit White 2026 GMC Sierra 2500 Denali UltimateSummit White 2026 GMC Sierra 2500 Denali UltimateSummit White 2026 GMC Sierra 2500 Denali UltimateSummit White 2026 GMC Sierra 2500 Denali UltimateSummit White 2026 GMC Sierra 2500 Denali UltimateSummit White 2026 GMC Sierra 2500 Denali Ultimate

    $90,879

    Est. $1,581/mo

    Laura Buick GMC

    4.5
    Check Availability
    $499 delivery from Collinsville, IL (250 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLEOnyx Black 2026 GMC Sierra 2500 SLE

    $69,509

    Est. $1,209/mo

    Laura Buick GMC

    4.5
    Check Availability
    $499 delivery from Collinsville, IL (250 mi)
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GMC Sierra 2500 prices by year

Model year Average price Deals
2024 GMC Sierra 2500 $66,333 5 Great deals
2022 GMC Sierra 2500 $55,987 6 Good deals

About the 2026 GMC Sierra 2500

Basics

Pro shown (base trim).

Seating
2
Door count
2
Drivetrain
Rear-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
FAQs

How much does the 2026 GMC Sierra 2500 cost?

The 2026 GMC Sierra 2500 price depends on trim level and optional features. Prices typically start at $47,000 and go as high as $94,500 for fully loaded models.

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

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


Trims

AT4 (2 styles)

Style
4WD Crew Cab 159" AT4 4WD Crew Cab 172" AT4
Inventory price
Starting at $72,200 Starting at $72,400
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)

AT4X (1 style)

Style
4WD Crew Cab 159" AT4X
Inventory price
Starting at $85,200
Combined MPG
0
Engine
470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

Denali (2 styles)

Style
4WD Crew Cab 159" Denali 4WD Crew Cab 172" Denali
Inventory price
Starting at $75,200 Starting at $75,400
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)

Denali Ultimate (2 styles)

Style
4WD Crew Cab 159" Denali Ultimate 4WD Crew Cab 172" Denali Ultimate
Inventory price
Starting at $94,200 Starting at $94,500
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)

Pro (10 styles)

Style
4WD Double Cab 162" Pro 4WD Double Cab 149" Pro 2WD Double Cab 149" Pro 2WD Double Cab 162" Pro 2WD Reg Cab 142" Pro 4WD Reg Cab 142" Pro 2WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Crew Cab 172" Pro
Inventory price
Starting at $51,900 Starting at $51,700 Starting at $48,900 Starting at $49,100 Starting at $47,000 Starting at $49,800 Starting at $50,900 Starting at $50,700 Starting at $53,500 Starting at $53,700
Combined MPG
0 0 0 0 0 0 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) 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) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

SLE (5 styles)

Style
4WD Double Cab 162" SLE 4WD Double Cab 149" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $56,300 Starting at $56,100 Starting at $54,000 Starting at $58,100 Starting at $57,900
Combined MPG
0 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) 470.0-hp, 6.6-liter, 8 Cylinder Engine (Diesel Fuel)

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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