Page failed to load

Your browser has outdated cached files that are preventing this page from loading.

Click Clear Cache & Reload to fix this, or try a private/incognito window.

Searchshop Home
Find a DealerFinancing
|||
Browse Vehicles
  • ATVs & UTVs
  • Autos
  • Boats & PWCs
  • Motorcycles
  • RVs
  • Snowmobiles
Resources
  • How It Works
  • Dealers
  • All Resources
  • Top 10 Dealers USA
  • Financing
  • Buying Guides
  • Vehiscore™
Company
  • About Us
  • Contact
  • Advertise With Us
  • For Suppliers
  • Insurance
  • Privacy Policy
  • Terms of Service
  • Return Policy
  • Site Map
Searchshop Deal Radar

Know when the price drops.

Weekly deal alerts on RVs, boats, autos, cycles, and more — delivered to your inbox before they sell.

Price drop alertsNew listing picksHidden gems & steals

Free · No spam · Unsubscribe anytime

About Searchshop

Searchshop is committed to improving the vehicle buying experience for everyone, by offering a large selection of new and used vehicles with transparency to help consumers make the right choices. Use our tools to analyze prices, read reviews, research pricing history, and search thousand of listings.

Connect With Us:

© 2026 Searchshop. All rights reserved.

2021 GMC Sierra 1500 AT4 for Sale in Sumner #P8189A

2021 GMC Sierra 1500 AT4 for Sale in Sumner #P8189A - Details & Specs

Related Pages

  • All 2021 GMC Sierra 1500
  • All GMC Cars & Trucks
  • View All Inventory at Sunset Chevrolet
  • Cars & Trucks in Sumner, WA
  • Cars & Trucks for Sale in WA
  • Browse All Cars & Trucks
  • Browse all Truck
  • Cars & Trucks Buying Guide

2021 GMC Sierra 1500 for Sale in Sumner, WA

This used 2021 GMC Sierra 1500 AT4 is for sale. It is in Sumner, WA. See 5 photos.

It has 96,196 miles on it. The engine is a Engine: Duramax 3.0L, Turbo-Diesel, Inline 6 Cylinder. The gears are Automatic. The outside is Summit White.

Diesel efficiency meets off-road capability in this 2021 GMC Sierra 1500 AT4 with 96,196 miles, standing out. as a fresh trade built for drivers who want premium comfort, advanced tech, and serious truck capability.

Call Sunset Chevrolet to ask about this 2021 GMC Sierra 1500 AT4. They may also help with a loan. You can see all the specs, ask for a quote, or set up a test drive here.

Sold by Sunset Chevrolet

This 2021 GMC Sierra 1500 AT4 is at Sunset Chevrolet in Sumner, WA. Call them for price info or to set up a visit.

Compare against similar models

  • Compare Ford F 150 vs GMC Sierra 1500
  • Compare GMC Sierra 1500 vs Ram 1500
  • Compare GMC Sierra 1500 vs Toyota Camry
  • Compare GMC Sierra 1500 vs Nissan Rogue
2021 GMC Sierra 1500
Call
HomeVehicles for Sale2021 GMC Sierra 1500

2021 GMC Sierra 1500

Call for Price
2021 GMC Sierra 1500 AT4 in Summit White — front three-quarter view
Used
Sumner, WA
Mileage
96,196 mi
Length
0.0 ft
Description
Diesel efficiency meets off-road capability in this 2021 GMC Sierra 1500 AT4 with 96,196 miles, standing out as a fresh trade built for drivers who want premium comfort, advanced tech, and serious truck capability.Key Features & Highlights:Power & Capability:• Duramax 3.0L Turbo-Diesel I6 engine • 10-speed automatic transmission • Off-road suspension with skid plates • ProGrade Trailering System & integrated trailer brake controller Safety & Driver Confidence:• Driver Alert Packages I & II • Forward Collision Alert & Automatic Emergency Braking • Lane Keep Assist w/ Lane Departure Warning • HD Surround Vision & rear camera mirror Interior & Technology:• Premium GMC infotainment system w/ navigation • Bose premium sound system • Head-up display & wireless charging • Apple CarPlay & Android Auto Interior Comfort:• Heated & ventilated front seats • Heated second row outboard seats • Power sunroof • Dual-zone climate control Exterior Features:• AT4 off-road styling • Red recovery hooks • Spray-on bedliner with AT4 logo • 20 aluminum wheels & sport steps Sunset Chevrolet, 603 Harrison St in Tiny Overhead Sumner, part of the Sunset Auto Family. The exclusive home of Coverage Protection for Life — a limited Powertrain Coverage that’s honored at any ASE-certified repair facility in the U.S. and Canada. Available on all qualifying new and pre-owned rides for as long as you own it.
Features & Amenities
Adaptive Cruise Control
Bluetooth®
4WD/AWD
Android Auto
Apple CarPlay
Leather Seats
Automatic High Beams
Lane Departure Warning
Lane Keep Assist
Wireless Phone Charging
Blind Spot Monitor
Forward Collision Warning
Colors
Outside Color
Summit White

Get Pre-Qualified

Check financing options with no credit impact. See personalized rates from trusted lenders.

Est. Price
$164,000

2021 GMC Sierra 1500

Call for Price
TypeTruck
Stock #P8189A
VIN1GTU9EET8MZ122307
Dealer Information
Sunset Chevrolet
4.5
Google Reviews
Sumner, WA

Related Truck Pages

  • All 2021 GMC Sierra 1500
  • All GMC Vehicles
  • View All Inventory at Sunset Chevrolet
  • Vehicles in Sumner, WA
  • Vehicles for Sale in WA
  • Browse All Vehicles
  • Browse all Truck
  • Auto Buying Guide
  • 2019 GMC Sierra 1500
  • 2026 GMC Yukon
  • 2024 GMC Sierra 3500HD
  • 2020 GMC Terrain
  • 2023 GMC Canyon
  • 2026 GMC Sierra 3500HD