Used 2020 Gmc Sierra 1500 AT4

 79,446 miles
 Diesel
 Freeport, PA

$35,995

AI Analysis:

$36,881 average market price. You save $886 (2%). 

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Key Features

Mileage

79,446 miles

Drivetrain

4WD

Engine

3L I6 DOHC Turbo

Transmission

10 Speed Automatic

Fuel Type

Diesel

MPG

22 / 26

Color

Onyx Black / Jet Black W/Kalahari Accents

Title

Clean

Contact Seller

Se

Seibel's Auto Warehouse

230 Buffalo St

Freeport, PA 16229-1330

Financing Available

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

$609 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

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Dealer Description

Loaded with AT4 Off Road, BDS Suspension Lift, Technology Package, and Fuel Wheels. This 2020 GMC Sierra 1500 4WD Crew Cab Standard Box features a diesel engine and a range of comfort and convenience features.

Features & Options

  • AT4 Off Road
  • BDS Suspension Lift
  • Technology Package
  • Fuel Wheels
  • Heated steering wheel
  • Automatic climate control
  • Dual-zone front climate control
  • Keyless entry
  • Power driver and passenger door mirrors with tilt down in reverse
  • MultiPro Tailgate tailgate
  • Trailer Sway Control trailer sway control
  • LED headlights and brake lights
  • Rear window fixed
  • Integrated tailgate step
  • Premium GMC Infotainment System external memory control
  • Pandora internet radio capability
  • 6 speakers
  • Pickup bed extender and bed-rail protectors

Vehicle History Report

VIN: 1GTU9EET9LZ272523

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

Seller Details

Listed 1/3/2026

View original listing
Se

Seibel's Auto Warehouse

230 Buffalo St

Freeport, PA 16229-1330

Phone

724-540-**** Show number

Email

seibelsautowareh****@gmail.com Show email

Location

Contact Seller

Se

Seibel's Auto Warehouse

230 Buffalo St

Freeport, PA 16229-1330

Financing Available

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

$609 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Get pre-qualified

Powered by MyAutoLoan.

Explore More Options