Used 2021 Gmc Sierra 1500 AT4

 79,439 miles
 Gas
 Marinette, WI

$38,995

AI Analysis:

$37,800 average market price. 

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Key Features

Mileage

79,439 miles

Drivetrain

4WD

Engine

5.3L 8 Cylinder

Transmission

Automatic

Fuel Type

Gas

MPG

16 / 21

Color

Red / Black

Title

Clean

VIN

3GTP9EED6MG374322

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A

A and B Automotive LLC

2318 Hall Ave

Marinette, WI 54143

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

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Dealer Description

The 2021 GMC Sierra 1500 4WD Crew Cab 147" AT4 features a 5.3L EcoTec3 V8 engine with Dynamic Fuel Management, offering 355 hp and 383 lb-ft of torque. This truck is equipped with a trailering package and ProGrade Trailering System, making it ideal for heavy-duty tasks and off-road adventures. The interior includes leather seats, dual-zone automatic climate control, and a remote vehicle starter system, providing comfort and convenience for drivers and passengers.

Features & Options

  • Trailering Package
  • ProGrade Trailering System
  • Engine, 5.3L EcoTec3 V8
  • Dynamic Fuel Management
  • Rear axle, 3.23 ratio
  • Pickup bed
  • Air filter, heavy-duty
  • Automatic Stop/Start
  • Hill Descent Control
  • Auto-locking rear differential
  • Transfer case, two-speed, electronic Autotrac with push button control
  • Suspension, Off-Road with 2" factory installed lift and monotube shocks
  • Four wheel drive
  • Cooling, external engine oil cooler
  • Cooling, auxiliary external transmission oil cooler
  • Alternator, 170 amps
  • Battery, heavy-duty 730 cold-cranking amps/80 Amp-hr, maintenance-free with rundown protection and retained accessory power
  • Frame, fully-boxed, hydroformed front section
  • Trailer brake controller, integrated

Vehicle History Report

VIN: 3GTP9EED6MG374322

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

Seller Details

Listed 1/30/2026

View original listing
A

A and B Automotive LLC

2318 Hall Ave

Marinette, WI 54143

Phone

715-735-**** Show number

Location

Contact Seller

A

A and B Automotive LLC

2318 Hall Ave

Marinette, WI 54143

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.

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