Used 2021 Gmc Sierra 1500 SLT

 109,477 miles
 Diesel
 Boulder, CO

$36,500

AI Analysis:

$33,526 average market price. 

View Full Analysis.

Key Features

Mileage

109,477 miles

Drivetrain

4WD

Engine

3L I6 DOHC Turbo

Transmission

10 Speed Automatic

Fuel Type

Diesel

MPG

14 / 20

Color

White Frost Tricoat / Dark Walnut/Slate

Title

Clean

VIN

1GTU9DETXMZ164407

Contact Seller

Mi

Mike Maroone GMC

2460 48th Ct

Boulder, CO 80301

Financing Available

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

$618 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

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Dealer Description

CARFAX One-Owner. Clean CARFAX. Recent Arrival! 10-Speed Automatic, 4WD, Dark Walnut/Slate Leather. GMC Dealership Serving Boulder, CO Drivers Mike Maroone GMC GMC Sales, Service, and Parts in Boulder, CO If you have been longing to get into a new GMC close to Boulder, CO, then right now is an ideal opportunity to find your next auto at a low cost, here at Mike Maroone GMC. Enjoy Free Delivery anywhere in Colorado. Our GMC Truck line is headed by the Sierra 1500, 2500 and 3500, each new GMC model can be found here at our Boulder, CO dealership. Discover your new GMC in Boulder now for a test spin of your dream car.

Features & Options

  • Power Sunroof
  • Trailer Tire Pressure Monitor System
  • Automatic Stop/Start
  • HD Radio
  • Preferred Equipment Group 4SA
  • Premium GMC Infotainment System with Multi-Touch
  • SiriusXM w/360L
  • Electric Rear-Window Defogger
  • Remote Vehicle Starter System
  • Keyless Open & Start
  • Color-Keyed Carpeting Floor Covering
  • OnStar & GMC Connected Services Capable
  • 4G LTE Wi-Fi Hotspot Capable
  • GMC Connected Access Capable
  • ProGrade Trailering System
  • Trailering Package
  • Hitch Guidance w/Hitch View
  • In-Vehicle Trailering App
  • Auto-Locking Rear Differential
  • Integrated Trailer Brake Controller
  • Power Sliding Rear Window w/Rear Defogger

Vehicle History Report

VIN: 1GTU9DETXMZ164407

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

Seller Details

Listed 3/13/2026

View original listing
Mi

Mike Maroone GMC

2460 48th Ct

Boulder, CO 80301

Phone

720-713-**** Show number

Location

Contact Seller

Mi

Mike Maroone GMC

2460 48th Ct

Boulder, CO 80301

Financing Available

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

$618 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Powered by MyAutoLoan.

Explore More Options