Used 2021 Gmc Sierra 1500 AT4

 64,230 miles
 Diesel
 St. Augustine, FL

$38,777

AI Analysis:

$40,275 average market price. You save $1,498 (4%). 

View Full Analysis.

Key Features

Mileage

64,230 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

Ja

Jack Hanania Buick GMC

2250 US 1 S

St. Augustine, FL 32086

Financing Available

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

$656 / 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

THIS VEHICLE IS AVAILABLE AT Jack Hanania Buick GMC at 2250 U.S. Route 1, Saint Augustine, FL. 32086 - call us now, to book your test drive at #904.850.8588. 2021 GMC Sierra 1500 AT4 for sale St Augustine, FL, Sierra 1500 AT4, 4D Crew Cab, 3.0L I6, 10-Speed Automatic, 4WD, Onyx Black, Jet Black With Kalahari Accents Leather. Email, call, or stop in today! Jack Hanania Buick GMC, the difference is we offer a transparent buying experience. Prices are PLUS tax, special price, sale price, and dealer installed options (see dealer). All advertised pricing is on in-stock units only and includes all applicable applicable information.

Features & Options

  • Adaptive Cruise Control
  • Android Auto
  • Apple CarPlay
  • Automatic Climate Control
  • Backup Camera
  • Bluetooth
  • Fog Lights
  • Keyless Entry
  • Lane Departure Warning
  • Lane Keep Assist
  • Parking Sensors / Assist
  • Power Seats
  • Premium Audio
  • Wireless Phone Charging)
  • Blind Spot Monitor (Blind Spot) Monitor (B)
  • Moon Roof (Sun) / Apple CarPlay / Android Auto Car Navigation System.

Vehicle History Report

VIN: 3GTU9EET4MG339899

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

Seller Details

Listed 1/25/2026

View original listing
Ja

Jack Hanania Buick GMC

2250 US 1 S

St. Augustine, FL 32086

Phone

904-717-**** Show number

Location

Contact Seller

Ja

Jack Hanania Buick GMC

2250 US 1 S

St. Augustine, FL 32086

Financing Available

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

$656 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Get pre-qualified

Powered by MyAutoLoan.

Explore More Options