Used 2021 Gmc Sierra 1500 AT4

 95,810 miles
 Diesel
 Corpus Christi, TX

$36,409

AI Analysis:

$38,403 average market price. You save $1,994 (5%). 

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Key Features

Mileage

95,810 miles

Drivetrain

4WD

Engine

3L I6 DOHC Turbo

Transmission

10 Speed Automatic

Fuel Type

Diesel

MPG

22 / 26

Color

Summit White / Jet Black With Kalahari Accents

Title

Clean

VIN

3GTU9EET4MG185386

Contact Seller

De

DealerMart

5237 Crosstown Expressway

Corpus Christi, TX 78417

Financing Available

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$616 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

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Dealer Description

2021 GMC Sierra 1500 4WD Crew Cab Short Box AT4: Ready for Anything. Imagine yourself cruising down a dusty road near Trails End, TX, the sun setting behind you as you head home after a long day of work. This 2021 GMC Sierra 1500 AT4 is the perfect truck to handle any task, blending rugged capability with refined comfort, making it an ideal partner for work and play. Whether it's hauling equipment or enjoying a weekend adventure, this Sierra is built to perform. This Sierra 1500 AT4 is engineered for robust performance, featuring a Duramax 3L I-6 diesel direct injection, DOHC, variable valve control, intercooled turbo, diesel, engine with 277HP paired with a smooth 10-Speed Automatic Transmission. The Four Wheel Drive system with AutoTrac part and full-time 4WD ensures confident traction across varied terrain. The inclusion of an Engine block heater provides added assurance during colder weather. Whether navigating the backroads around Odem, TX, or commuting, this truck delivers a blend of power and efficiency.

Features & Options

  • Apple CarPlay/Android Auto smart device mirroring device mirroring technology.
  • Adaptive cruise control.
  • Blind Spot Lane Change Alert.
  • Moon Roof.
  • Apple CarPlay/Android CarPlay/Android Auto smart device mirroring.
  • Lane Keep Assist with Lane Departure Warning.
  • Forward Collision Alert with Automatic Braking.
  • UltraSonic front and rear parking sensors.
  • HD Rear Vision Camera w/Hitch View rear mounted camera.
  • Keyfob remote start.
  • Power Sunroof.
  • Heated front seats.
  • Heated steering wheel.
  • Leather front seat upholstery.
  • Power driver seat controls.
  • Power passenger seat controls.
  • Dual-zone front climate control.

Vehicle History Report

VIN: 3GTU9EET4MG185386

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

Seller Details

Listed 4/4/2026

View original listing
De

DealerMart

5237 Crosstown Expressway

Corpus Christi, TX 78417

Phone

361-264-**** Show number

Location

Contact Seller

De

DealerMart

5237 Crosstown Expressway

Corpus Christi, TX 78417

Financing Available

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

$616 / month

  • Rates as low as 4.09% APR

  • Browse multiple offers

  • Same-day approval

Powered by MyAutoLoan.

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