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  • Sterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLE

    $60,265

    Est. $1,089/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • Black 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLEBlack 2026 GMC Sierra 2500 SLE

    $63,115

    Est. $1,141/mo

    Star GMC of Easton

    4.6
    Easton, PA (12 mi)
    Check Availability
  • 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

    $63,680

    Est. $1,151/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • 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

    $63,310

    Est. $1,144/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLE

    $65,810

    Est. $1,189/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLESterling 2026 GMC Sierra 2500 SLE

    $71,010

    $2K
    Est. $1,283/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • 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

    $65,315

    Est. $1,180/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • 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

    $64,675

    Est. $1,169/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • White 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLE

    $63,655

    Est. $1,150/mo

    Star GMC of Easton

    4.6
    Easton, PA (12 mi)
    Check Availability
  • 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

    $64,180

    Est. $1,160/mo

    Bergey's Buick GMC

    4.7
    Souderton, PA (26 mi)
    Check Availability
  • White 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLE

    $63,655

    Est. $1,150/mo

    Star GMC of Easton

    4.6
    Easton, PA (12 mi)
    Check Availability
  • Gray 2026 GMC Sierra 2500 SLEGray 2026 GMC Sierra 2500 SLEGray 2026 GMC Sierra 2500 SLEGray 2026 GMC Sierra 2500 SLEGray 2026 GMC Sierra 2500 SLEGray 2026 GMC Sierra 2500 SLE

    $76,690

    Est. $1,386/mo

    Star GMC of Easton

    4.6
    Easton, PA (12 mi)
    Check Availability
  • White 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLEWhite 2026 GMC Sierra 2500 SLE

    $76,195

    Est. $1,377/mo

    Star GMC of Easton

    4.6
    Easton, PA (12 mi)
    Check Availability
  • Dune 2026 GMC Sierra 2500 SLE

    $65,105

    Est. $1,177/mo

    Quakertown Mitsubishi

    4.7
    Quakertown, PA (19 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 SLE

    $65,060

    Est. $1,176/mo

    Quakertown Mitsubishi

    4.7
    Quakertown, PA (19 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 SLE

    $66,105

    Est. $1,195/mo

    Quakertown Mitsubishi

    4.7
    Quakertown, PA (19 mi)
    Check Availability
  • Sterling 2026 GMC Sierra 2500 SLE

    $65,105

    Est. $1,177/mo

    Quakertown Mitsubishi

    4.7
    Quakertown, PA (19 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 2500 SLE

    $65,205

    Est. $1,178/mo

    Quakertown Mitsubishi

    4.7
    Quakertown, PA (19 mi)
    Check Availability
  • Onyx Black 2026 GMC Sierra 2500 SLE

    $61,436

    Est. $1,110/mo

    Abeloff Nissan

    4.2
    Bartonsville, PA (28 mi)
    Check Availability
  • Sterling Metallic 2026 GMC Sierra 2500 SLE

    $61,436

    Est. $1,110/mo

    Abeloff Nissan

    4.2
    Bartonsville, PA (28 mi)
    Check Availability
  • Summit White 2026 GMC Sierra 2500 SLE

    $60,991

    Est. $1,102/mo

    Abeloff Nissan

    4.2
    Bartonsville, PA (28 mi)
    Check Availability
  • Tan 2026 GMC Sierra 2500 SLE

    $60,913

    MSRP $64,085

    Est. $1,101/mo

    Patriot Buick GMC

    4.7
    Boyertown, PA (24 mi)
    Check Availability
  • 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

    $58,288

    $4K
    Est. $1,053/mo

    Laura Buick GMC

    4.5
    $1,565 delivery from Collinsville, IL (783 mi)
    Check Availability
  • 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

    $61,375

    $2K
    Est. $1,109/mo

    Heller Chevrolet GMC

    4.6
    $1,062 delivery from El Paso, IL (708 mi)
    Check Availability
  • 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

    $60,330

    MSRP $64,840

    Est. $1,090/mo

    Hill Buick GMC

    5.0
    Newtown Square, PA (47 mi)
    Check Availability
  • Coastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLE

    $60,490

    $4.5K

    MSRP $64,505

    Est. $1,093/mo

    Blaise Alexander GMC of Hazleton

    4.4
    Hazle Township, PA (35 mi)
    Check Availability
  • Coastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLECoastal Dune 2026 GMC Sierra 2500 SLE

    $60,490

    MSRP $64,205

    Est. $1,093/mo

    Blaise Alexander GMC of Hazleton

    4.4
    Hazle Township, PA (35 mi)
    Check Availability
  • 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

    $61,765

    Est. $1,116/mo

    Peruzzi Buick GMC

    4.7
    Fairless Hills, PA (48 mi)
    Check Availability
  • 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

    $68,654

    Est. $1,241/mo

    Sawyer Lyons Buick GMC of Randolph

    3.7
    Randolph, NJ (49 mi)
    Check Availability
  • 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

    $68,654

    Est. $1,241/mo

    Sawyer Lyons Buick GMC of Randolph

    3.7
    Randolph, NJ (49 mi)
    Check Availability
  • 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

    $68,159

    Est. $1,232/mo

    Sawyer Lyons Buick GMC of Randolph

    3.7
    Randolph, NJ (49 mi)
    Check Availability
  • Onyx Black 2026 GMC Sierra 2500 SLE

    $60,490

    $4.5K

    MSRP $64,505

    Est. $1,093/mo

    Blaise Alexander GMC of Hazleton

    4.4
    Hazle Township, PA (35 mi)
    Check Availability

About the 2026 GMC Sierra 2500 SLE

Basics

SLE shown.

Seating
3
Door count
2
Drivetrain
Four 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 SLE
FAQs

How much does the 2026 GMC Sierra 2500 SLE cost?

The 2026 GMC Sierra 2500 SLE price depends on optional features. Prices typically start at $54,300.

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

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


Trims

SLE (5 styles)

Style
4WD Double Cab 149" SLE 4WD Double Cab 162" SLE 4WD Reg Cab 142" SLE 4WD Crew Cab 172" SLE 4WD Crew Cab 159" SLE
Inventory price
Starting at $56,400 Starting at $56,600 Starting at $54,300 Starting at $58,400 Starting at $58,200
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)

2026 GMC Sierra 2500 SLE by city

2026 GMC Sierra 2500 trims