New 2026 Gmc Sierra 2500 HD AT4

$92,585

Financing as low as $1,513 per month.

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Key Features

Mileage

0

Drivetrain

4WD

Engine

6.6L V8 Turbo

Transmission

N/A

Fuel Type

Diesel

MPG

N/A

Color

N/A

Title

Clean

Contact Seller

Ki

King O'Rourke Buick GMC

756 Smithtown By Pass

Smithtown, NY 11787

By submitting this form, you agree to be contacted by the seller.

Dealer Description

The 2026 GMC Sierra 2500 HD AT4 features a 6.6L Duramax Turbo-Diesel V8 engine and a host of premium comfort and safety features. Please check with the dealer to confirm vehicle availability. The Sierra 2500 HD is designed for both work and comfort, offering advanced technology, trailering capabilities, and a spacious interior. The Onyx Black exterior is complemented by a Jet Black with Kalahari accents interior, providing a modern and sophisticated look.

Features & Options

  • Adaptive Cruise Control
  • Bluetooth®
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Keyless Ignition System
  • Wi-Fi Hotspot
  • Auto Dimming Mirror
  • Emergency Brake Assist
  • Lane Departure Warning
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Forward Collision Warning
  • Navigation System
  • Parking Assistance
  • Rear View Camera
  • Automatic Climate Control
  • Entertainment System
  • Turbo Charged Engine
  • Premium Sound System

Vehicle History Report

VIN: 1GT4UPEY3TF100365

Check this vehicle's history for accidents, service records, ownership, and more.

Seller Details

Listed 8/19/2025

View original listing
Ki

King O'Rourke Buick GMC

756 Smithtown By Pass

Smithtown, NY 11787

Phone

631-982-4447

Location

Contact Seller

Ki

King O'Rourke Buick GMC

756 Smithtown By Pass

Smithtown, NY 11787

By submitting this form, you agree to be contacted by the seller.

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