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
  • 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

    $79,928

    MSRP $79,230

    Est. $1,368/mo

    Chevrolet Buick GMC of Attleboro

    4.4
    Attleboro, MA (19 mi)
    Check Availability
    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

    $74,614

    Est. $1,277/mo

    PAUL MASSE BUICK GMC SOUTH

    4.7
    South Kingstown, RI (24 mi)
    Check Availability
    Quick view
  • Glacier White Tricoat 2026 GMC Sierra 2500 SLTGlacier White Tricoat 2026 GMC Sierra 2500 SLTGlacier White Tricoat 2026 GMC Sierra 2500 SLTGlacier White Tricoat 2026 GMC Sierra 2500 SLTGlacier White Tricoat 2026 GMC Sierra 2500 SLTGlacier White Tricoat 2026 GMC Sierra 2500 SLT

    $87,174

    $1K

    MSRP $87,775

    Est. $1,492/mo

    Tasca Buick GMC Woonsocket

    4.8
    Woonsocket, RI (27 mi)
    Check Availability
    Quick view
  • Gray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLT

    $86,758

    MSRP $86,660

    Est. $1,485/mo

    Robertsons GMC

    4.7
    Wareham, MA (22 mi)
    Check Availability
    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

    $76,734

    $1K

    MSRP $81,100

    Est. $1,313/mo

    Hurd Auto Mall

    3.9
    Johnston, RI (22 mi)
    Check Availability
    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

    $75,284

    MSRP $75,885

    Est. $1,288/mo

    Vendetti Buick GMC

    4.9
    Franklin, MA (29 mi)
    Check Availability
    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

    $75,884

    MSRP $76,485

    Est. $1,298/mo

    Vendetti Buick GMC

    4.9
    Franklin, MA (29 mi)
    Check Availability
    Quick view
  • White 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLTWhite 2026 GMC Sierra 2500 SLT

    $86,263

    MSRP $86,165

    Est. $1,476/mo

    Robertsons GMC

    4.7
    Wareham, MA (22 mi)
    Check Availability
    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

    $76,249

    MSRP $76,850

    Est. $1,305/mo

    Vendetti Buick GMC

    4.9
    Franklin, MA (29 mi)
    Check Availability
    Quick view
  • Gray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLT

    $86,118

    MSRP $86,020

    Est. $1,474/mo

    Robertsons GMC

    4.7
    Wareham, MA (22 mi)
    Check Availability
    Quick view
  • Black 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLT

    $80,103

    $4K

    MSRP $86,005

    Est. $1,371/mo

    Robertsons GMC

    4.7
    Wareham, MA (22 mi)
    Check Availability
    Quick view
  • Black 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLTBlack 2026 GMC Sierra 2500 SLT

    $86,758

    MSRP $86,660

    Est. $1,485/mo

    Robertsons GMC

    4.7
    Wareham, MA (22 mi)
    Check Availability
    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

    $86,318

    MSRP $86,220

    Est. $1,477/mo

    Robertsons GMC

    4.7
    Wareham, MA (22 mi)
    Check Availability
    Quick view
  • Titanium Rush Metallic 2026 GMC Sierra 2500 SLTTitanium Rush Metallic 2026 GMC Sierra 2500 SLTTitanium Rush Metallic 2026 GMC Sierra 2500 SLTTitanium Rush Metallic 2026 GMC Sierra 2500 SLTTitanium Rush Metallic 2026 GMC Sierra 2500 SLTTitanium Rush Metallic 2026 GMC Sierra 2500 SLT

    $84,845

    $1K
    Est. $1,452/mo

    Battles Buick GMC

    4.9
    Bourne, MA (28 mi)
    Check Availability
    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

    $84,845

    $1K
    Est. $1,452/mo

    Battles Buick GMC

    4.9
    Bourne, MA (28 mi)
    Check Availability
    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

    $85,445

    $1K
    Est. $1,462/mo

    Battles Buick GMC

    4.9
    Bourne, MA (28 mi)
    Check Availability
    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

    $84,350

    $1K
    Est. $1,443/mo

    Battles Buick GMC

    4.9
    Bourne, MA (28 mi)
    Check Availability
    Quick view
  • Volcanic Red 2026 GMC Sierra 2500 SLT

    $87,295

    $1K
    Est. $1,494/mo

    Marty's GMC

    4.7
    Kingston, MA (27 mi)
    Check Availability
    Quick view
  • Onyx Black 2026 GMC Sierra 2500 SLT

    $83,715

    $1K
    Est. $1,432/mo

    Marty's GMC

    4.7
    Kingston, MA (27 mi)
    Check Availability
    Quick view
  • Summit White 2026 GMC Sierra 2500 SLT

    $86,650

    $1K
    Est. $1,483/mo

    Marty's GMC

    4.7
    Kingston, MA (27 mi)
    Check Availability
    Quick view
  • Volcanic Red Tintcoat 2026 GMC Sierra 2500 SLT

    $74,035

    Est. $1,267/mo

    Coleman Buick GMC

    4.4
    $599 delivery from Lawrenceville, NJ (212 mi)
    Check Availability
    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

    $74,895

    Est. $1,282/mo

    Coleman Buick GMC

    4.4
    $599 delivery from Lawrenceville, NJ (212 mi)
    Check Availability
    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

    $76,100

    MSRP $76,100

    Est. $1,302/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    Quick view
  • Gray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLT

    $76,100

    MSRP $76,100

    Est. $1,302/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    Quick view
  • Gray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLTGray 2026 GMC Sierra 2500 SLT

    $76,100

    MSRP $76,100

    Est. $1,302/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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

    $82,672

    $303

    MSRP $82,975

    Est. $1,415/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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

    $71,260

    $2.2K

    MSRP $73,785

    Est. $1,219/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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

    $64,359

    $3.3K

    MSRP $67,995

    Est. $1,101/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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

    $71,399

    $5.5K

    MSRP $77,285

    Est. $1,222/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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

    $74,349

    $3.3K

    MSRP $77,985

    Est. $1,272/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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

    $84,412

    $303

    MSRP $84,715

    Est. $1,444/mo

    Central GMC of Norwood

    4.9
    Norwood, MA (34 mi)
    Check Availability
    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