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Cars for SaleGMCSierra 3500SLT

GMC Sierra 3500 SLT for Sale in Mcallen, TX

78501

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Make, Model & Trim

GMC

Models

Sierra 3500

Acadia (69)

Caballero

Canyon (87)

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV (3)

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500 (3)

Savana 3500

Savana 4500

Sierra 1500 (312)

Sierra 2500 (119)

Sierra 3500 (37)

Sierra EV (8)

Sonoma

Suburban

Syclone

Terrain (88)

TopKick C4500

TopKick C5500

Typhoon

Yukon (55)

Yukon XL (37)

Sierra 3500 Trims

SLT

AT4 (2)

Classic SL

Classic SLE

Classic W/T

Denali (13)

Denali Ultimate (4)

Pro (1)

SL

SLE (12)

SLT (5)

W/T

SLT Package

Any

Onstar Plus Package

SLT Preferred Package

LPO, Hitch Package (1)

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 (5)

X31 Off-Road and Protection Package (1)

Texas SLT Premium Package

Driver Alert Package II

EZ-Lift Tailgate Package

LPO, Cargo Convenience Package

Sierra HD Pro Safety Plus 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 (1)

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

Driver Alert Package

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

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

Gooseneck/5TH Wheel Prep Package (5)

LPO, Assist Step and Floor Liner 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 (69)

Caballero

Canyon (87)

Envoy

Envoy XL

Envoy XUV

G1500

G2500

G3500

Hummer EV (3)

Jimmy

Other GMC Models

S15 Jimmy

S15 Pickup

Safari

Savana 1500

Savana 2500 (3)

Savana 3500

Savana 4500

Sierra 1500 (312)

Sierra 2500 (119)

Sierra 3500 (37)

Sierra EV (8)

Sonoma

Suburban

Syclone

Terrain (88)

TopKick C4500

TopKick C5500

Typhoon

Yukon (55)

Yukon XL (37)

Sierra 3500 Trims

SLT

AT4 (2)

Classic SL

Classic SLE

Classic W/T

Denali (13)

Denali Ultimate (4)

Pro (1)

SL

SLE (12)

SLT (5)

W/T

SLT Package

Any

Onstar Plus Package

SLT Preferred Package

LPO, Hitch Package (1)

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 (5)

X31 Off-Road and Protection Package (1)

Texas SLT Premium Package

Driver Alert Package II

EZ-Lift Tailgate Package

LPO, Cargo Convenience Package

Sierra HD Pro Safety Plus 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 (1)

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

Driver Alert Package

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

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

Gooseneck/5TH Wheel Prep Package (5)

LPO, Assist Step and Floor Liner 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

New (4)

Used (1)

Manufacturer Certified (0)

Third-Party Certified (0)

Certified Program Details

New (4)

Used (1)

Manufacturer Certified (0)

Third-Party Certified (0)

Certified Program Details

Color

Drive Type

Body Style

Truck Cab Size

Crew Cab (1)

Extended Cab (0)

Regular Cab (0)

Crew Cab (1)

Extended Cab (0)

Regular Cab (0)

Truck Bed Length

Short (0)

Medium (0)

Long (5)

Include unspecified lengths (0)

Short (0)

Medium (0)

Long (5)

Include unspecified lengths (0)

Vehicle History

Features

Fuel Type

Fuel Economy

Transmission

Cylinders

Engine Displacement

Number of Seats

Number of Doors

Purchase Options

Seller Type

5 Matches

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Used 2025 GMC Sierra 3500 SLT w/ SLT Premium Package

Used

2025 GMC Sierra 3500

SLT
27K mi

71,835

See payment

Neessen Chevrolet GMC

91.2 mi. away

Get AutoCheck Vehicle History

New 2026 GMC Sierra 3500 SLT

New

2026 GMC Sierra 3500

SLT
5 mi

82,785

MSRP$83,785

See payment

South Texas Buick GMC

2.45 mi. away

Online Paperwork

New 2026 GMC Sierra 3500 SLT

New

2026 GMC Sierra 3500

SLT
5 mi

83,280

MSRP$84,280

See payment

South Texas Buick GMC

2.45 mi. away

Online Paperwork

My Wallet by Kelley Blue Book^®

Find it Fast.

Keep it Affordable.

Monthly Payment

Credit Score

Down Payment

Trade-In Value

Get My Kelley Blue Book® Car Value

$

Based on 4.5% APR for mos.Update Settings

New 2026 GMC Sierra 3500 SLT

New

2026 GMC Sierra 3500

SLT
3 mi

83,280

MSRP$84,280

See payment

South Texas Buick GMC

2.45 mi. away

Online Paperwork

New 2026 GMC Sierra 3500 SLT

New

2026 GMC Sierra 3500

SLT
5 mi

83,430

MSRP$84,430

See payment

South Texas Buick GMC

2.45 mi. away

Online Paperwork

New 2026 GMC Sierra 3500 SLT

Consider New, Similar Payment

2026 GMC Sierra 3500

SLT
5 mi

83,280

South Texas Buick GMC

2.45 mi. away

Online Paperwork

GMC Sierra 3500 SLT in Nearby Cities

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