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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

    $79,133

    MSRP $66,783

    Est. $1,491/mo

    Scranton GMC of Vernon

    4.5
    Vernon, CT (779 mi)
    Check Availability

  • Onyx Black 2026 GMC Sierra 3500 SLE

    $67,734

    Est. $1,276/mo

    Quality Buick GMC

    3.2
    Albuquerque, NM (1,123 mi)
    Check Availability

  • 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

    $56,545

    Est. $1,065/mo

    Mitchell Buick GMC

    4.9
    San Angelo, TX (1,012 mi)
    Check Availability

  • 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

    $79,133

    $5.5K

    MSRP $66,783

    Est. $1,491/mo

    Scranton GMC of Vernon

    4.5
    Vernon, CT (779 mi)
    Check Availability
  • 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

    $68,344

    Est. $1,288/mo

    LaFontaine Buick GMC of Ann Arbor

    4.7
    Ann Arbor, MI (199 mi)
    Check Availability
  • 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

    $55,668

    $2K

    MSRP $58,445

    Est. $1,049/mo

    Schepel Buick-GMC

    4.8
    Merrillville, IN (32 mi)
    Check Availability
  • 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

    $59,188

    Est. $1,115/mo

    Johnson GMC Cadillac

    5.0
    Bud Lake, NJ (670 mi)
    Check Availability
  • Downpour Metallic 2026 GMC Sierra 3500 BaseDownpour Metallic 2026 GMC Sierra 3500 BaseDownpour Metallic 2026 GMC Sierra 3500 BaseDownpour Metallic 2026 GMC Sierra 3500 BaseDownpour Metallic 2026 GMC Sierra 3500 BaseDownpour Metallic 2026 GMC Sierra 3500 Base

    $62,176

    $5.5K

    MSRP $70,645

    Est. $1,171/mo

    Central GMC of Norwood

    5.0
    Norwood, MA (844 mi)
    Check Availability
  • 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

    $56,545

    Est. $1,065/mo

    Mitchell Buick GMC

    4.9
    San Angelo, TX (1,012 mi)
    Check Availability

  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $61,717

    $4K
    Est. $1,163/mo

    Bonander GMC

    5.0
    Turlock, CA (1,780 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $64,065

    MSRP $63,890

    Est. $1,207/mo

    Garber Randall

    4.7
    Canandaigua, NY (532 mi)
    Check Availability
  • Cardinal Red 2026 GMC Sierra 3500 BaseCardinal Red 2026 GMC Sierra 3500 BaseCardinal Red 2026 GMC Sierra 3500 BaseCardinal Red 2026 GMC Sierra 3500 BaseCardinal Red 2026 GMC Sierra 3500 BaseCardinal Red 2026 GMC Sierra 3500 Base

    $52,964

    7,708 mi.
    Est. $998/mo

    Ray Skillman Hoosier Ford

    4.8
    Martinsville, IN (183 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $68,282

    $5.5K
    Est. $1,286/mo

    Sharp Automotive

    Watertown, SD (520 mi)
    Check Availability
  • Onyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLEOnyx Black 2026 GMC Sierra 3500 SLE

    $73,139

    $5.5K
    Est. $1,378/mo

    Serra of Jackson

    4.7
    Jackson, TN (434 mi)
    Check Availability
  • Titanium Rush Metallic 2026 GMC Sierra 3500 SLETitanium Rush Metallic 2026 GMC Sierra 3500 SLETitanium Rush Metallic 2026 GMC Sierra 3500 SLETitanium Rush Metallic 2026 GMC Sierra 3500 SLE

    $71,994

    $797

    MSRP $79,710

    Est. $1,356/mo

    Vision Buick GMC

    4.1
    Rochester, NY (524 mi)
    Check Availability

  • 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

    $64,399

    $5.5K

    MSRP $69,600

    Est. $1,213/mo

    Rusty Drewing Chevrolet Buick GMC

    4.8
    Jefferson City, MO (334 mi)
    Check Availability
  • 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

    $59,974

    MSRP $59,815

    Est. $1,130/mo

    Scranton GMC of Vernon

    4.5
    Vernon, CT (779 mi)
    Check Availability
  • 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

    $75,409

    MSRP $56,753

    Est. $1,421/mo

    Ingersoll Auto of Danbury

    4.2
    Danbury, CT (734 mi)
    Check Availability
  • Sterling Metallic 2026 GMC Sierra 3500 BaseSterling Metallic 2026 GMC Sierra 3500 BaseSterling Metallic 2026 GMC Sierra 3500 BaseSterling Metallic 2026 GMC Sierra 3500 BaseSterling Metallic 2026 GMC Sierra 3500 BaseSterling Metallic 2026 GMC Sierra 3500 Base

    $73,272

    $5.5K

    MSRP $70,552

    Est. $1,380/mo

    Covert Buick GMC Bee Cave

    4.7
    Austin, TX (986 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $64,215

    MSRP $64,215

    Est. $1,210/mo

    Murdock GM

    4.4
    Logan, UT (1,242 mi)
    Check Availability
  • 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

    $57,962

    $5.5K

    MSRP $67,750

    Est. $1,092/mo

    Lighthouse Buick GMC

    5.0
    Morton, IL (130 mi)
    Check Availability
  • 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

    $52,864

    $2.4K

    MSRP $55,930

    Est. $996/mo

    Mark Allen Buick GMC

    4.7
    Collinsville, OK (605 mi)
    Check Availability
  • White Sands 2026 GMC Sierra 3500 BaseWhite Sands 2026 GMC Sierra 3500 BaseWhite Sands 2026 GMC Sierra 3500 BaseWhite Sands 2026 GMC Sierra 3500 BaseWhite Sands 2026 GMC Sierra 3500 BaseWhite Sands 2026 GMC Sierra 3500 Base

    $61,683

    MSRP $74,694

    Est. $1,162/mo

    Fairway Chevrolet GMC

    4.4
    Calcutta, OH (376 mi)
    Check Availability
  • 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

    $78,677

    Est. $1,482/mo

    Rick Hendrick Chevrolet Buick GMC

    4.7
    Richmond, VA (606 mi)
    Check Availability
  • 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

    $54,109

    $1K
    Est. $1,019/mo

    Rick Hendrick Chevrolet Buick GMC

    4.7
    Richmond, VA (606 mi)
    Check Availability
  • Sterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLESterling Metallic 2026 GMC Sierra 3500 SLE

    $64,032

    $6.9K

    MSRP $73,605

    Est. $1,206/mo

    Mark Allen Buick GMC

    4.7
    Collinsville, OK (605 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLESummit White 2026 GMC Sierra 3500 SLE

    $66,389

    MSRP $66,090

    Est. $1,251/mo

    Rusty Drewing Chevrolet Buick GMC

    4.8
    Jefferson City, MO (334 mi)
    Check Availability
  • 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

    $77,705

    MSRP $66,783

    Est. $1,464/mo

    Scranton GMC of Vernon

    4.5
    Vernon, CT (779 mi)
    Check Availability

About the 2026 GMC Sierra 3500

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 3500
FAQs

How much does the 2026 GMC Sierra 3500 cost?

The 2026 GMC Sierra 3500 price depends on trim level and optional features. Prices typically start at $48,500 and go as high as $97,800 for fully loaded models.

Is the 2026 GMC Sierra 3500 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.

Is the 2026 GMC Sierra 3500 a good truck?

Below are the Cars.com consumer ratings for the 2026 GMC Sierra 3500.

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

AT4 (2 styles)

Style
4WD Crew Cab 159" AT4 4WD Crew Cab 172" AT4
Inventory price
Starting at $73,700 Starting at $73,900
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 (2 styles)

Style
4WD Crew Cab 159" Denali 4WD Crew Cab 172" Denali
Inventory price
Starting at $76,300 Starting at $76,500
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)

Denali Ultimate (2 styles)

Style
4WD Crew Cab 159" Denali Ultimate 4WD Crew Cab 172" Denali Ultimate
Inventory price
Starting at $97,600 Starting at $97,800
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 (8 styles)

Style
2WD Double Cab 162" Pro 4WD Double Cab 162" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 2WD Crew Cab 172" Pro 4WD Crew Cab 172" Pro 2WD Reg Cab 142" Pro 4WD Reg Cab 142" Pro
Inventory price
Starting at $50,600 Starting at $53,400 Starting at $52,200 Starting at $55,000 Starting at $52,400 Starting at $55,200 Starting at $48,500 Starting at $51,300
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)

SLE (4 styles)

Style
4WD Double Cab 162" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 159" SLE 4WD Crew Cab 172" SLE
Inventory price
Starting at $57,800 Starting at $55,500 Starting at $59,400 Starting at $59,600
Combined MPG
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)

SLT (2 styles)

Style
4WD Crew Cab 159" SLT 4WD Crew Cab 172" SLT
Inventory price
Starting at $66,700 Starting at $66,900
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)