Skip to main content
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed
Skip to Filters
  • Onyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 Denali

    $99,326

    Est. $1,825/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • 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

    $66,830

    MSRP $66,830

    Est. $1,228/mo

    Laguna Niguel GMC

    Check Availability
    Laguna Niguel, CA (28 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 Denali

    $98,236

    Est. $1,805/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $99,331

    Est. $1,825/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 Denali

    $99,326

    Est. $1,825/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 DenaliSterling Metallic 2026 GMC Sierra 3500 Denali

    $99,326

    Est. $1,825/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $99,926

    Est. $1,836/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 Denali

    $98,831

    Est. $1,816/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 DenaliSummit White 2026 GMC Sierra 3500 Denali

    $98,831

    Est. $1,816/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $99,066

    Est. $1,820/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $99,926

    Est. $1,836/mo

    Temecula Valley Buick GMC

    4.4
    Check Availability
    Temecula, CA (12 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali UltimateOnyx Black 2026 GMC Sierra 3500 Denali Ultimate

    $89,900

    $100
    34,219 mi.
    Est. $1,651/mo

    Fairway Ford

    4.8
    Check Availability
    $6,180 delivery from Canfield, OH (2060 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali UltimateSummit White 2026 GMC Sierra 3500 Denali Ultimate

    $96,022

    $2.5K

    MSRP $104,820

    Est. $1,764/mo

    Hardin Buick GMC

    4.6
    Check Availability
    Anaheim, CA (48 mi)
    Quick view
  • Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4Sterling Metallic 2026 GMC Sierra 3500 AT4

    $88,930

    $500

    MSRP $91,430

    Est. $1,634/mo

    Hatfield Buick GMC

    4.6
    Check Availability
    Redlands, CA (48 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $85,385

    MSRP $85,385

    Est. $1,569/mo

    Moss Bros. GMC

    4.1
    Check Availability
    Moreno Valley, CA (40 mi)
    Quick view
  • Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4Summit White 2026 GMC Sierra 3500 AT4

    $86,778

    $2.6K

    MSRP $91,990

    Est. $1,594/mo

    Hardin Buick GMC

    4.6
    Check Availability
    Anaheim, CA (48 mi)
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 DenaliGlacier White Tricoat 2026 GMC Sierra 3500 Denali

    $100,840

    $500

    MSRP $101,840

    Est. $1,852/mo

    Hatfield Buick GMC

    4.6
    Check Availability
    Redlands, CA (48 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 DenaliOnyx Black 2026 GMC Sierra 3500 Denali

    $90,320

    MSRP $90,320

    Est. $1,659/mo

    Moss Bros. GMC

    4.1
    Check Availability
    Moreno Valley, CA (40 mi)
    Quick view
  • 2026 GMC Sierra 3500 Base2026 GMC Sierra 3500 Base2026 GMC Sierra 3500 Base2026 GMC Sierra 3500 Base2026 GMC Sierra 3500 Base2026 GMC Sierra 3500 Base

    $65,372

    $500

    MSRP $66,372

    Est. $1,201/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (41 mi)
    Quick view
  • 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

    $61,515

    MSRP $62,515

    Est. $1,130/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (41 mi)
    Quick view
  • 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

    $51,993

    $500

    MSRP $52,993

    Est. $955/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (41 mi)
    Quick view
  • 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

    $64,473

    $500

    MSRP $65,473

    Est. $1,184/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (41 mi)
    Quick view
  • 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

    $61,267

    MSRP $62,267

    Est. $1,125/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (41 mi)
    Quick view
  • 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

    $61,267

    MSRP $62,267

    Est. $1,125/mo

    Tustin Buick GMC

    3.0
    Check Availability
    Tustin, CA (41 mi)
    Quick view

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 $48,200 and go as high as $97,800 for fully loaded models.

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

The 2026 GMC Sierra 3500 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 $73,400 Starting at $73,600
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 Crew Cab 172" Pro 4WD Crew Cab 172" Pro 2WD Crew Cab 159" Pro 4WD Crew Cab 159" Pro 4WD Double Cab 162" Pro 2WD Double Cab 162" Pro 4WD Reg Cab 142" Pro 2WD Reg Cab 142" Pro
Inventory price
Starting at $52,100 Starting at $54,900 Starting at $51,900 Starting at $54,700 Starting at $53,100 Starting at $50,300 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)

SLE (4 styles)

Style
4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE 4WD Double Cab 162" SLE 4WD Reg Cab 142" SLE
Inventory price
Starting at $59,300 Starting at $59,100 Starting at $57,500 Starting at $55,200
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 172" SLT 4WD Crew Cab 159" SLT
Inventory price
Starting at $66,600 Starting at $66,400
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)
Skip to Listings
Best match Lowest price Highest price Lowest mileage Highest mileage Nearest location Best deal Newest year Oldest year Newest listed Oldest listed