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
  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLT

    $81,370

    $1K

    MSRP $87,570

    Est. $1,514/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)

    Quick view
  • 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

    $76,485

    $1K

    MSRP $82,685

    Est. $1,423/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)

    Quick view
  • 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

    $69,050

    MSRP $75,250

    Est. $1,284/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)
    Quick view
  • 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

    $78,075

    $1K
    Est. $1,452/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 SLT

    $78,570

    Est. $1,461/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $78,020

    Est. $1,451/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLT

    $78,570

    Est. $1,461/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $81,920

    $1K

    MSRP $88,120

    Est. $1,524/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)

    Quick view
  • 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

    $78,075

    $1K
    Est. $1,452/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLT

    $78,570

    Est. $1,461/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLT

    $78,075

    Est. $1,452/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $77,480

    Est. $1,441/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $78,305

    Est. $1,457/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $77,469

    $1K

    MSRP $83,669

    Est. $1,441/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)

    Quick view
  • Sterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLT

    $77,370

    Est. $1,439/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $76,485

    $1K

    MSRP $82,685

    Est. $1,423/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)
    Quick view
  • 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

    $78,020

    Est. $1,451/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Glacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLTGlacier White 2026 GMC Sierra 2500 SLT

    $82,420

    Est. $1,533/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Sterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLTSterling 2026 GMC Sierra 2500 SLT

    $77,870

    Est. $1,448/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLTVolcanic Red Tintcoat 2026 GMC Sierra 2500 SLT

    $76,635

    $1K

    MSRP $82,835

    Est. $1,425/mo

    Van Chevrolet

    4.6
    Check Availability
    Scottsdale, AZ (25 mi)

    Quick view
  • 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

    $78,075

    Est. $1,452/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • 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

    $76,285

    Est. $1,419/mo

    Henry Brown Buick GMC

    4.8
    Check Availability
    Gilbert, AZ (15 mi)
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLT

    $83,135

    Est. $1,546/mo

    Coulter Tempe

    4.4
    Check Availability
    Tempe, AZ (25 mi)
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLT

    $77,040

    Est. $1,433/mo

    Coulter Tempe

    4.4
    Check Availability
    Tempe, AZ (25 mi)
    Quick view
  • Red 2026 GMC Sierra 2500 SLTRed 2026 GMC Sierra 2500 SLTRed 2026 GMC Sierra 2500 SLTRed 2026 GMC Sierra 2500 SLTRed 2026 GMC Sierra 2500 SLTRed 2026 GMC Sierra 2500 SLT

    $75,835

    MSRP $76,610

    Est. $1,411/mo

    Group 1 Buick GMC South

    4.6
    Check Availability
    Free delivery from Houston, TX (997 mi)
    Quick view

About the 2026 GMC Sierra 2500 SLT

Basics

SLT shown.

Seating
5
Door count
4
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 SLT
FAQs

How much does the 2026 GMC Sierra 2500 SLT cost?

The 2026 GMC Sierra 2500 SLT price depends on optional features. Prices typically start at $65,200.

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

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


Trims

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)
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

2026 GMC Sierra 2500 SLT by city

GMC Sierra 2500 trims