Used 2021 Gmc Sierra 1500 AT4

 98,105 miles
 Diesel
 Marquette, MI

$34,986

AI Analysis:

$37,400 average market price. You save $2,414 (6%). 

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Key Features

Mileage

98,105 miles

Drivetrain

4WD

Engine

3L I6 DOHC Turbo

Transmission

10 Speed Automatic

Fuel Type

Diesel

MPG

14 / 19

Color

Onyx Black / Jet Black With Kalahari Accents

Title

Clean

Contact Seller

Ma

Marquette GMC

919 W Baraga Ave

Marquette, MI 49855

Financing Available

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$592 / month

  • Rates as low as 4.09% APR

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Dealer Description

Discover the ultimate in rugged capability and refined comfort with this exceptional 2021 GMC Sierra 1500 AT4. This powerful and versatile truck is the perfect companion for your adventures, whether you're tackling challenging off-road terrain or cruising down the highway in style. Boasting a bold and commanding presence, the Sierra 1500 AT4 is outfitted with a range of premium features that elevate your driving experience. Highlights include: Backup Camera, Bluetooth, Memory Seats, Sunroof/Moonroof, Premium Audio Package, Navigation/GPS, Apple CarPlay. Under the hood, this Sierra 1500 AT4 is equipped with a potent 3.0L I6 Diesel Turbocharged Duramax engine, delivering 277 horsepower and an impressive 460 lb-ft of torque. Paired with a smooth-shifting 10-speed automatic transmission and a capable 4WD system, this truck is ready to take on any challenge with confidence. Designed for the adventurous spirit, the AT4 package adds a host of off-road-focused features. Inside, the Sierra 1500 AT4 surrounds you with premium amenities that cater to your comfort and convenience. Enjoy the convenience of a power-sliding rear window, the luxury of heated and ventilated front seats, and the connectivity of wireless charging and a 4G LTE Wi-Fi hotspot. Safety is also a top priority, with features like Lane Change Alert with Side Blind Zone Alert, Rear Cross Traffic Alert, and Ultrasonic Front and Rear Park Assist to help you navigate with confidence. Whether you're tackling the great outdoors or simply seeking a capable and well-equipped daily driver, this 2021 GMC Sierra 1500 AT4 is the perfect choice. Experience the perfect blend of power, capability, and refinement – schedule a test drive today and discover the difference for yourself.

Features & Options

  • Backup Camera
  • Bluetooth
  • Memory Seats
  • Sunroof/Moonroof
  • Premium Audio Package
  • Navigation/GPS
  • Apple CarPlay
  • Leather Seats
  • Wireless Phone Charging
  • Blind Spot Monitor
  • Parking Assistance
  • Cruise Control

Vehicle History Report

VIN: 3GTU9EET6MG353142

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

Seller Details

Listed 1/5/2026

View original listing
Ma

Marquette GMC

919 W Baraga Ave

Marquette, MI 49855

Phone

906-662-**** Show number

Location

Contact Seller

Ma

Marquette GMC

919 W Baraga Ave

Marquette, MI 49855

Financing Available

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

$592 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Get pre-qualified

Powered by MyAutoLoan.

Explore More Options