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  • Black 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 Pro

    $59,428

    MSRP $59,330

    Est. $1,077/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • Onyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 Pro

    $56,673

    $1K
    Est. $1,027/mo

    Battles Buick GMC

    4.9
    Check Availability
    Bourne, MA (10 mi)
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  • Summit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 BaseSummit White 2026 GMC Sierra 3500 Base

    $55,138

    MSRP $54,443

    Est. $999/mo

    Mastria GMC Cadillac

    4.5
    Check Availability
    Raynham, MA (16 mi)
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  • Cardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 Pro

    $65,383

    Est. $1,184/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Black 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 ProBlack 2026 GMC Sierra 3500 Pro

    $76,031

    MSRP $54,938

    Est. $1,377/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • White 2026 GMC Sierra 3500 ProWhite 2026 GMC Sierra 3500 ProWhite 2026 GMC Sierra 3500 ProWhite 2026 GMC Sierra 3500 ProWhite 2026 GMC Sierra 3500 ProWhite 2026 GMC Sierra 3500 Pro

    $80,946

    MSRP $58,853

    Est. $1,466/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • Cardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 Pro

    $56,673

    $1K
    Est. $1,027/mo

    Battles Buick GMC

    4.9
    Check Availability
    Bourne, MA (10 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $80,353

    Est. $1,456/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $65,778

    $1K
    Est. $1,192/mo

    Battles Buick GMC

    4.9
    Check Availability
    Bourne, MA (10 mi)
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  • White 2026 GMC Sierra 3500 Pro

    $54,741

    MSRP $54,643

    Est. $992/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • Black 2026 GMC Sierra 3500 Pro

    $59,446

    MSRP $59,348

    Est. $1,077/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • Summit White 2026 GMC Sierra 3500 Pro

    $69,570

    Est. $1,260/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Cardinal Red 2026 GMC Sierra 3500 Pro

    $70,065

    Est. $1,269/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Onyx Black 2026 GMC Sierra 3500 Pro

    $70,065

    Est. $1,269/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Onyx Black 2026 GMC Sierra 3500 Pro

    $56,370

    Est. $1,021/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Summit White 2026 GMC Sierra 3500 Pro

    $55,875

    Est. $1,012/mo

    Marty's GMC

    4.7
    Check Availability
    Kingston, MA (14 mi)
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  • Black 2026 GMC Sierra 3500 Pro

    $55,036

    MSRP $54,938

    Est. $997/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • White 2026 GMC Sierra 3500 Pro

    $54,741

    MSRP $54,643

    Est. $992/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • White 2026 GMC Sierra 3500 Pro

    $54,741

    MSRP $54,643

    Est. $992/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • White 2026 GMC Sierra 3500 Pro

    $53,996

    MSRP $53,898

    Est. $978/mo

    Robertsons GMC

    4.7
    Check Availability
    Wareham, MA (4 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $80,761

    Est. $1,463/mo

    Ewald Buick GMC of Menomonee Falls

    4.7
    Check Availability
    $665 delivery from Menomonee Falls, WI (887 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $68,912

    MSRP $54,328

    Est. $1,248/mo

    Ecodrive Chevrolet GMC of Gorham

    4.7
    Check Availability
    $364 delivery from Gorham, NH (184 mi)
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  • Summit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 ProSummit White 2026 GMC Sierra 3500 Pro

    $63,682

    MSRP $64,283

    Est. $1,154/mo

    Vendetti Buick GMC

    4.9
    Check Availability
    Franklin, MA (40 mi)
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  • Onyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 Pro

    $57,024

    MSRP $57,625

    Est. $1,033/mo

    Vendetti Buick GMC

    4.9
    Check Availability
    Franklin, MA (40 mi)
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  • Onyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 Pro

    $59,175

    MSRP $59,175

    Est. $1,072/mo

    Chevrolet Buick GMC of Attleboro

    4.4
    Check Availability
    Attleboro, MA (33 mi)
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  • Cardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 Pro

    $60,629

    MSRP $61,230

    Est. $1,098/mo

    Vendetti Buick GMC

    4.9
    Check Availability
    Franklin, MA (40 mi)
    Quick view
  • Cardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 ProCardinal Red 2026 GMC Sierra 3500 Pro

    $70,684

    MSRP $71,285

    Est. $1,280/mo

    Vendetti Buick GMC

    4.9
    Check Availability
    Franklin, MA (40 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 ProOnyx Black 2026 GMC Sierra 3500 Pro

    $70,684

    MSRP $71,285

    Est. $1,280/mo

    Vendetti Buick GMC

    4.9
    Check Availability
    Franklin, MA (40 mi)
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  • Downpour Metallic 2026 GMC Sierra 3500 Base

    $70,645

    MSRP $70,645

    Est. $1,280/mo

    Central GMC of Norwood

    4.9
    Check Availability
    Norwood, MA (37 mi)
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About the 2026 GMC Sierra 3500 Pro

Basics

Pro shown.

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 3500 Pro
FAQs

How much does the 2026 GMC Sierra 3500 Pro cost?

The 2026 GMC Sierra 3500 Pro price depends on optional features. Prices typically start at $48,200.

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

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


Is the 2026 GMC Sierra 3500 Pro reliable?

The 2026 GMC Sierra 3500 has an average reliability rating of 4.5 out of 5 according to Cars.com consumers. Find real-world reliability insights within consumer reviews from 2026 Sierra 3500 owners.

Ratings (2 reviews)

50% of drivers recommend this car

Rating breakdown (out of 5):
Comfort
4.0
Interior
4.0
Performance
4.5
Value
3.5
Exterior
5.0
Reliability
4.5
Trims

Pro (8 styles)

Style
4WD Double Cab 162" Pro 2WD Double Cab 162" Pro 2WD Crew Cab 172" Pro 4WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Reg Cab 142" Pro 2WD Reg Cab 142" Pro
Inventory price
Starting at $53,100 Starting at $50,300 Starting at $52,100 Starting at $54,900 Starting at $51,900 Starting at $54,700 Starting at $51,000 Starting at $48,200
Combined MPG
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)
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2026 GMC Sierra 3500 Pro by city