Used 2021 Gmc Sierra 1500 AT4

$36,994

Financing as low as $604 per month.

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Key Features

Mileage

77,657

Drivetrain

4WD

Engine

3L I6 DOHC Turbo

Transmission

10 Speed Automatic

Fuel Type

Diesel

MPG

22 / 26

Color

White Frost Tricoat / Jet Black W/Kalahari Accents

Title

Clean

Contact Seller

Bl

Blasius Pre-Owned Auto Sales

480 Watertown Ave

Waterbury, CT 06708

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

Dealer Description

2021 GMC Sierra 1500 AT4 White Frost Tricoat Backup camera, heated leather seats, remainder of factory warranty, 20" wheels, one owner, 4x4, no accidents, heated seats, alloy wheels, blind spot monitor, cross traffic alert, forward collision alert, keyless start, lane departure warning, lane keep assist, remote start, Sierra 1500 AT4, 4D Crew Cab, 3.0L I6, 10-Speed Automatic, 4WD, White Frost Tricoat, Jet Black w/Kalahari Accents w/Perforated Leather-Appointed Front Seat Trim. Odometer is 1444 miles below market average! 22/26 City/Highway MPG. Stop by for a hassle free test drive today!

Features & Options

  • Navigation System
  • AT4 Preferred Package
  • AT4 Premium Package
  • Driver Alert Package I
  • Trailering Package
  • 6 Speakers
  • 6-Speaker Audio System Feature
  • AM/FM radio: SiriusXM with 360L
  • Premium audio system: GMC Infotainment System
  • Premium Bose 7-Speaker Sound System
  • Radio data system
  • Radio: Premium GMC Infotainment Sys w/Multi-Touch
  • Radio: Premium GMC Infotainment Sys w/Navigation
  • SiriusXM w/360L
  • Steering Wheel Audio Controls
  • Air Conditioning
  • Automatic temperature control
  • Electric Rear-Window Defogger
  • Front dual zone A/C

Vehicle History Report

VIN: 3GTU9EET7MG321929

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

Seller Details

Listed 10/12/2025

View original listing
Bl

Blasius Pre-Owned Auto Sales

480 Watertown Ave

Waterbury, CT 06708

Phone

203-437-8805

Location

Contact Seller

Bl

Blasius Pre-Owned Auto Sales

480 Watertown Ave

Waterbury, CT 06708

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

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