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Used Cars for SaleGMCSierra 3500SLT2026

Used 2026 GMC Sierra 3500 SLT for Sale

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Make, Model & Trim

GMC

Models

Sierra 3500

Acadia

Caballero

Canyon

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500

Savana 3500

Savana 4500

Sierra 1500

Sierra 2500

Sierra 3500

Sierra EV

Sonoma

Suburban

Syclone

Terrain

TopKick C4500

TopKick C5500

Typhoon

Yukon

Yukon XL

Sierra 3500 Trims

SLT

AT4

Classic SL

Classic SLE

Classic W/T

Denali

Denali Ultimate

Pro

SLE

SLT

W/T

SLT Package

Any

Onstar Plus Package

SLT Preferred Package

LPO, Hitch Package

SLT Premium Plus Package

Sun And Navigation Package

SLT Convenience Package

License Plate Front Mounting Package

Snow Plow Prep Package

Entertainment Package, Rear Seat DVD Player

Convenience Package

Gooseneck/5th Wheel Prep Package

X31 Off-Road and Protection Package

Texas SLT Premium Package

Driver Alert Package II

EZ-Lift Tailgate Package

Sierra HD Pro Safety Plus Package

LPO, Cargo Convenience Package

LPO, GMC Interior Protection Package

Heavy Duty Front Spring/Camper Package

X31 Off-Road Package

Entertainment Package, Rear Seat DVD/Blu-Ray Player

LPO, Black Badging Package

SLT Premium Package

Duramax Plus Package

Skid Plate Package, Frame-Mounted Shields

Suspension Package, Off-Road

Texas Edition SLT Premium Plus Package

Heavy-Duty Power Package

Driver Alert Package I

Gooseneck/5TH Wheel Prep Package -- Hitch Platform to Accept Gooseneck or Fifth Wheel Hitch.

Driver Alert Package

LPO, Protection Package

LPO, Hitch Package, Gooseneck Ball and Chain Tiedown Kit With Case

Z71 Off-Road Package

LPO, On The Job Package

Snow Plow Prep/Camper Package

Gooseneck/5TH Wheel Package

LPO, Assist Step and Floor Liner Package

Gooseneck/5TH Wheel Prep Package

All-Terrain HD Package, For Crew Cab Models Only

Technology Package

Mocha Steel Metallic Edition

SLT Preferred Equipment Group

Skid Plate Package

LPO, GMC Protection Package

All-Terrain HD Package

Entertainment Package

Graphite Blue Metallic Edition

GMC

Models

Sierra 3500

Acadia

Caballero

Canyon

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500

Savana 3500

Savana 4500

Sierra 1500

Sierra 2500

Sierra 3500

Sierra EV

Sonoma

Suburban

Syclone

Terrain

TopKick C4500

TopKick C5500

Typhoon

Yukon

Yukon XL

Sierra 3500 Trims

SLT

AT4

Classic SL

Classic SLE

Classic W/T

Denali

Denali Ultimate

Pro

SLE

SLT

W/T

SLT Package

Any

Onstar Plus Package

SLT Preferred Package

LPO, Hitch Package

SLT Premium Plus Package

Sun And Navigation Package

SLT Convenience Package

License Plate Front Mounting Package

Snow Plow Prep Package

Entertainment Package, Rear Seat DVD Player

Convenience Package

Gooseneck/5th Wheel Prep Package

X31 Off-Road and Protection Package

Texas SLT Premium Package

Driver Alert Package II

EZ-Lift Tailgate Package

Sierra HD Pro Safety Plus Package

LPO, Cargo Convenience Package

LPO, GMC Interior Protection Package

Heavy Duty Front Spring/Camper Package

X31 Off-Road Package

Entertainment Package, Rear Seat DVD/Blu-Ray Player

LPO, Black Badging Package

SLT Premium Package

Duramax Plus Package

Skid Plate Package, Frame-Mounted Shields

Suspension Package, Off-Road

Texas Edition SLT Premium Plus Package

Heavy-Duty Power Package

Driver Alert Package I

Gooseneck/5TH Wheel Prep Package -- Hitch Platform to Accept Gooseneck or Fifth Wheel Hitch.

Driver Alert Package

LPO, Protection Package

LPO, Hitch Package, Gooseneck Ball and Chain Tiedown Kit With Case

Z71 Off-Road Package

LPO, On The Job Package

Snow Plow Prep/Camper Package

Gooseneck/5TH Wheel Package

LPO, Assist Step and Floor Liner Package

Gooseneck/5TH Wheel Prep Package

All-Terrain HD Package, For Crew Cab Models Only

Technology Package

Mocha Steel Metallic Edition

SLT Preferred Equipment Group

Skid Plate Package

LPO, GMC Protection Package

All-Terrain HD Package

Entertainment Package

Graphite Blue Metallic Edition

Mileage

Condition (1 selected)

Certified Program

Learn more

Certified Program

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Color

Drive Type

Body Style

Truck Cab Size

Truck Bed Length

Vehicle History

Features

Fuel Type

Fuel Economy

Transmission

Cylinders

Engine Displacement

Number of Seats

Number of Doors

Purchase Options

Seller Type

9 Matches

Sort By:

Price Drop

2026 GMC Sierra 3500

SLT
13 mi

65,850

Dealer Fees Included

No Accidents

Sponsored by Zimbrick Buick GMC Eastside

Online Paperwork

Call

Used

2026 GMC Sierra 3500

SLT
6K mi

72,999

Dealer Fees Included

No Accidents

Sponsored by James O'Neal Chrysler Dodge Jeep Ram

Call

Price Drop

Used

2026 GMC Sierra 3500

SLT
13K mi

73,610

Dealer Fees Included

No Accidents

Sponsored by Coggin Buick GMC of Orange Park

Call

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Credit Rating

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Trade-In Value

Est. Trade-In Value

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$

Based on 4.5% APR for mos.

Used

2026 GMC Sierra 3500

SLT
400 mi

76,593

Dealer Fees Included

No Accidents

Transwest GMC

Call

Price Drop

Used

2026 GMC Sierra 3500

SLT
13K mi

73,610

Dealer Fees Included

No Accidents

Coggin Buick GMC of Orange Park

Call

Used

2026 GMC Sierra 3500

SLT
6K mi

72,999

Dealer Fees Included

No Accidents

James O'Neal Chrysler Dodge Jeep Ram

Call

Used

2026 GMC Sierra 3500

SLT
2K mi

69,599

Dealer Fees Included

No Accidents

WILSON GMC

Call

Used

2026 GMC Sierra 3500

SLT
28K mi

69,950

No Accidents

Kentson Car Company American Fork

Delivery

Call

Price Drop

2026 GMC Sierra 3500

SLT
13 mi

65,850

Dealer Fees Included

No Accidents

Zimbrick Buick GMC Eastside

Online Paperwork

Call

Newly Listed

Used

2026 GMC Sierra 3500

SLT
1K mi

77,995

No Accidents

Muscatell GMC

Call

2026 GMC Sierra 3500

SLT
1K mi

70,878

Dealer Fees Included

No Accidents

Woody Buick GMC of Gurnee

Online Paperwork

Call

Used

2026 GMC Sierra 3500

SLT
1K mi

71,231

No Accidents

Salt Lake Valley Buick GMC

Call

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View Nationwide Inventory

GMC Sierra 3500 SLT for Sale by Year

2026 GMC Sierra 3500 SLT For Sale
9 for sale starting at $65,850

Used GMC Sierra 3500 for Sale by Trim

Used GMC Sierra 3500 Denali For Sale
37 for sale starting at $72,665
Used GMC Sierra 3500 Denali Ultimate For Sale
37 for sale starting at $78,665
Used GMC Sierra 3500 AT4 For Sale
23 for sale starting at $67,797
Used GMC Sierra 3500 Pro For Sale
10 for sale starting at $51,153
Used GMC Sierra 3500 SLE For Sale
10 for sale starting at $62,199

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