Used 2021 Gmc Sierra 1500 AT4

$44,990

Financing as low as $735 per month.

Get Financing through LightStream

Key Features

Mileage

34,199

Drivetrain

4WD

Engine

5.3L 8 Cylinder

Transmission

10 Speed Automatic Transmission

Fuel Type

Gasoline

MPG

15 / 21

Color

Cayenne Red Tintcoat / Jet Black With Kalahari Accents

Title

Clean

Contact Seller

Bl

Blaise Alexander Chevrolet of Altoona

101 Pleasant Valley Blvd

Altoona, PA 16602

By submitting this form, you agree to be contacted by the seller.

Dealer Description

Our One Owner, Accident Free 2021 GMC Sierra 1500 AT4 Crew Cab 4X4 with the Preferred Pack is here to satisfy your hunger for adventure in Cayenne Red Tintcoat! Powered by a 5.3 Liter EcoTec3 V8 providing 355hp to a 10 Speed Automatic transmission for proud performance. Go even further with the off-road suspension, 2-inch factory lift, and Autotrac 2-speed transfer case, and this Four Wheel Drive truck sees nearly 21mpg on the highway. Enjoy rugged design and real-world capability with our Sierra's aggressive grille, LED lighting, fog lamps, bold alloy wheels, red recovery hooks, MultiPro tailgate, spray-on bedliner, and ProGrade Trailering System. You'll find luxury for the long haul in our AT4 cabin. It boasts heated/ventilated leather power front and heated rear seats, a heated leather power steering wheel, dual-zone automatic climate control, remote start, keyless open/ignition, and our Preferred Pack for a power rear window and universal home remote. The eye-catching dashboard connects you with a 13.4-inch touchscreen, 12.3-inch driver display, WiFi compatibility, wireless Android Auto/Apple CarPlay, Bluetooth, and Bose audio. GMC supports your safety with intelligent technology from our Preferred Pack, which adds adaptive cruise control to automatic braking, lane-keeping assistance, forward collision warning, a backup camera, trailer-sway control, hill-start assist, and more. Strong and stylish, our Sierra 1500 AT4 is a terrific truck for taking on your world! Save this Page and Call for Availability. We Know You Will Enjoy Your Test Drive Towards Ownership!

Features & Options

  • 4G LTE Wi-Fi hotspot capable
  • 8" diagonal Premium GMC Infotainment System with Navigation
  • HD Radio capability
  • Bluetooth streaming audio
  • Apple CarPlay capability
  • Android Auto capability
  • Bose Premium Sound System with Richbass woofer
  • Wireless charging
  • Universal Home Remote
  • Rear sliding power window
  • Trailer Hitch
  • Hitch Guidance
  • LED Daytime Running Lamps
  • LED signature tail lamps
  • LED fog lamps
  • LED reflector headlamps with LED turn signals
  • Power sliding rear window with rear defogger
  • Rear air vents
  • Remote Start
  • Keyless Open and Start

Vehicle History Report

VIN: 3GTP9EED1MG238437

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

Seller Details

Listed 9/23/2025

View original listing
Bl

Blaise Alexander Chevrolet of Altoona

101 Pleasant Valley Blvd

Altoona, PA 16602

Phone

855-602-5244

Location

Contact Seller

Bl

Blaise Alexander Chevrolet of Altoona

101 Pleasant Valley Blvd

Altoona, PA 16602

By submitting this form, you agree to be contacted by the seller.

Explore More Options