Certified 2020 Gmc Sierra 1500 SLT

 54,416 miles
 Gas
 Highland, IL

$37,495

AI Analysis:

$37,023 average market price. 

View Full Analysis.

Key Features

Mileage

54,416 miles

Drivetrain

4WD

Engine

5.3L 8 Cylinder

Transmission

10 Speed Automatic

Fuel Type

Gas

MPG

16 / 22

Color

Onyx Black / Jet Black

Title

Clean

VIN

3GTU9DED8LG137701

Contact Seller

St

Steve Schmitt Inc.

12631 State Route 143

Highland, IL 62249

Financing Available

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

$635 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

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Dealer Description

Recent Arrival! 2020 GMC Sierra 1500 SLT Onyx Black Carfax One-Owner. Priced below KBB Fair Purchase Price! Odometer is 21857 miles below market average! If you're looking for a new car, truck or SUV near St. Louis or Edwardsville, then look no further than Steve Schmitt Inc. At our Highland dealership, we have a large variety of Chevy, Buick, and GMC models, all just ripe for the picking. Steve Schmitt has delivered four generations of Customer Service...right here in Highland! Steve Sr. Plays an active role in the dealership as well as the community, and Steve Jr. Manages the day-to-day operations. At Steve Schmitt Chevy Buick GMC, it is more than a name on a sign...it is our family looking forward to exceeding your family's expectations!

Features & Options

  • Preferred Equipment Group 4SA
  • 4G LTE Wi-Fi Hotspot Capable
  • Auxiliary External Transmission Oil Cooler
  • Chrome Grille
  • Color-Keyed Carpeting Floor Covering
  • Compass
  • Deep-Tinted Glass
  • Electric Rear-Window Defogger
  • Electrical Lock Control Steering Column
  • Front Frame-Mounted Black Recovery Hooks
  • GMC Connected Access Capable
  • HD Radio
  • Heated Driver & Front Outboard Passenger Seating
  • Heavy-Duty Rear Locking Differential
  • Hitch Guidance
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Integrated Trailer Brake Controller Controller.

Vehicle History Report

VIN: 3GTU9DED8LG137701

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

Seller Details

Listed 2/5/2026

View original listing
St

Steve Schmitt Inc.

12631 State Route 143

Highland, IL 62249

Phone

855-808-**** Show number

Location

Contact Seller

St

Steve Schmitt Inc.

12631 State Route 143

Highland, IL 62249

Financing Available

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

$635 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Powered by MyAutoLoan.

Explore More Options