Used 2021 Gmc Sierra 1500 AT4

 65,154 miles
 Diesel
 Chambersburg, PA

$38,988

AI Analysis:

N/A average market price. Not enough data to analyze.

View Full Analysis.

Key Features

Mileage

65,154 miles

Drivetrain

4WD

Engine

3L I6 DOHC Turbo

Transmission

Automatic

Fuel Type

Diesel

MPG

14 / 19

Color

Onyx Black / Jet Black With Kalahari Accents

Title

Clean

Contact Seller

Fi

Fitzgerald Toyota Chambersburg

1436 Lincoln Way East

Chambersburg, PA 17202

Financing Available

Pre-qualification takes just minutes. Compare multiple offers and save!

$660 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Get pre-qualified

Powered by MyAutoLoan.

Curious what you can afford?

Avoid dealer markup and get straight to driving. Compare rates from multiple lenders instantly to ensure you’re getting the best deal possible.

Compare rates with MyAutoLoan

Dealer Description

Discover the ultimate blend of power, capability, and refinement in this stunning 2021 GMC Sierra 1500 AT4. This one-owner, Maryland state-inspected truck is a true force to be reckoned with, boasting a commanding presence and a host of premium features that will elevate your driving experience. The powerful 3.0L I6 Duramax Diesel engine, paired with a smooth-shifting 10-speed automatic transmission, delivers an exceptional blend of performance and efficiency, with an impressive 22 city and 26 highway MPG. Whether you're tackling tough terrain or navigating the daily commute, this Sierra 1500 AT4 is ready to take on any challenge with confidence. Step inside the cabin, and you'll be greeted by a premium, well-appointed interior that exudes sophistication and attention to detail. The perforated leather-appointed seating, heated and ventilated front seats, and Bose premium audio system create a truly luxurious driving experience. The 8-inch diagonal Premium GMC Infotainment System with Navigation keeps you connected and entertained, while the wireless charging pad ensures your devices are always powered up. Designed to conquer the great outdoors, the Sierra 1500 AT4 boasts a host of off-road-focused features, including an off-road suspension, electronic locking rear differential, and red recovery hooks. Whether you're tackling the trails or navigating the city streets, this truck is ready to take you there in comfort and style. With its exceptional capability, premium features, and striking good looks, this 2021 GMC Sierra 1500 AT4 is the ultimate expression of rugged sophistication. Experience the difference for yourself and schedule a test drive today. We're confident you'll be impressed by the uncompromising performance and refined luxury this truck has to offer.

Features & Options

  • Adaptive Cruise Control
  • Bluetooth®
  • Heated Steering Wheel
  • Remote Start
  • 4WD/AWD
  • Android Auto
  • Apple CarPlay
  • Heated Seats
  • Keyless Entry
  • Leather Seats
  • Power Tailgate/Liftgate
  • Wi-Fi Hotspot
  • Emergency Brake Assist
  • Sunroof/Moonroof
  • Wireless Phone Charging
  • Navigation System
  • Rear View Camera
  • Automatic Climate Control
  • Turbo Charged Engine
  • Alloy Wheels

Vehicle History Report

VIN: 3GTU9EET7MG363243

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

Seller Details

Listed 12/30/2025

View original listing
Fi

Fitzgerald Toyota Chambersburg

1436 Lincoln Way East

Chambersburg, PA 17202

Phone

223-345-**** Show number

Location

Contact Seller

Fi

Fitzgerald Toyota Chambersburg

1436 Lincoln Way East

Chambersburg, PA 17202

Financing Available

Pre-qualification takes just minutes. Compare multiple offers and save!

$660 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Get pre-qualified

Powered by MyAutoLoan.

Explore More Options