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  • Glacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali UltimateGlacier White Tricoat 2026 GMC Sierra 2500 Denali Ultimate

    $94,785

    MSRP $98,785

    Est. $1,729/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 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

    $77,175

    MSRP $84,175

    Est. $1,408/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 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

    $77,175

    MSRP $84,175

    Est. $1,408/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 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

    $76,680

    MSRP $83,680

    Est. $1,399/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLESterling Metallic 2026 GMC Sierra 2500 SLE

    $69,435

    MSRP $76,435

    Est. $1,267/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLE

    $69,435

    MSRP $76,435

    Est. $1,267/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (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

    $69,435

    MSRP $76,435

    Est. $1,267/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 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

    $81,720

    MSRP $86,720

    Est. $1,491/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 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

    $93,825

    MSRP $97,825

    Est. $1,712/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Cardinal Red 2026 GMC Sierra 2500 SLE

    $67,018

    MSRP $74,018

    Est. $1,223/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 SLE

    $57,260

    MSRP $64,260

    Est. $1,045/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Downpour Metallic 2026 GMC Sierra 2500 Denali

    $89,675

    MSRP $96,675

    Est. $1,636/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Onyx Black 2026 GMC Sierra 2500 SLE

    $67,115

    MSRP $74,115

    Est. $1,224/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Summit White 2026 GMC Sierra 2500 Denali

    $89,125

    MSRP $96,125

    Est. $1,626/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 AT4

    $86,600

    MSRP $91,600

    Est. $1,580/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Sterling Metallic 2026 GMC Sierra 2500 Denali

    $89,220

    MSRP $96,220

    Est. $1,628/mo

    Key Chevrolet GMC Cadillac of Burlington

    1.6
    Check Availability
    South Burlington, VT (30 mi)
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  • Summit White 2026 GMC Sierra 2500 Pro

    $56,190

    Est. $1,025/mo

    Coleman Buick GMC

    4.4
    Check Availability
    $599 delivery from Lawrenceville, NJ (268 mi)
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  • Onyx Black 2026 GMC Sierra 2500 AT4X

    $99,720

    Est. $1,819/mo

    Coleman Buick GMC

    4.4
    Check Availability
    $599 delivery from Lawrenceville, NJ (268 mi)
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  • Cardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLECardinal Red 2026 GMC Sierra 2500 SLE

    $60,235

    $1.5K

    MSRP $65,235

    Est. $1,099/mo

    Brennan Buick GMC

    4.2
    Check Availability
    Plattsburgh, NY (51 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

    $74,580

    Est. $1,361/mo

    Handy Cadillac Buick GMC

    4.0
    Check Availability
    Saint Albans, VT (59 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

    $81,691

    Est. $1,490/mo

    St. Johnsbury GMC

    Check Availability
    St. Johnsbury, VT (66 mi)
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  • Glacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 DenaliGlacier White 2026 GMC Sierra 2500 Denali

    $85,515

    MSRP $92,015

    Est. $1,560/mo

    Key Chevrolet GMC Of Newport

    Check Availability
    Newport, NH (66 mi)
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  • Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4Coastal Dune 2026 GMC Sierra 2500 AT4

    $76,880

    MSRP $77,880

    Est. $1,402/mo

    Brennan Buick GMC

    4.2
    Check Availability
    Plattsburgh, NY (51 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

    $80,985

    4,599 mi.
    Est. $1,477/mo

    Brennan Buick GMC

    4.2
    Check Availability
    Plattsburgh, NY (51 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

    $57,415

    $1K
    Est. $1,047/mo

    Handy Cadillac Buick GMC

    4.0
    Check Availability
    Saint Albans, VT (59 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4Titanium Rush Metallic 2026 GMC Sierra 2500 AT4

    $86,085

    MSRP $91,085

    Est. $1,570/mo

    Key Chevrolet GMC Of Newport

    Check Availability
    Newport, NH (66 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

    $73,911

    Est. $1,348/mo

    St. Johnsbury GMC

    Check Availability
    St. Johnsbury, VT (66 mi)
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  • Titanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLETitanium Rush Metallic 2026 GMC Sierra 2500 SLE

    $65,519

    Est. $1,195/mo

    St. Johnsbury GMC

    Check Availability
    St. Johnsbury, VT (66 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

    $88,058

    Est. $1,606/mo

    St. Johnsbury GMC

    Check Availability
    St. Johnsbury, VT (66 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

    $98,310

    MSRP $99,310

    Est. $1,793/mo

    Brennan Buick GMC

    4.2
    Check Availability
    Plattsburgh, NY (51 mi)
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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.

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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