2021 GMC Sierra 2500 HD AT4

Name: 2021 GMC Sierra 2500 HD AT4
Brand: GMC
SKU: 26361B

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2021 GMC Sierra 2500 HD AT4

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Sheehan Buick GMC
2800 N. Federal Highway
LIGHTHOUSE POINT, FL 33064

Sales: 866-530-2262
Service: 866-586-9080

Vehicle Information

VIN: 1GT19PEY4MF105029

Stock #: 26361B

Model Code: TK20743

Condition Used
Body Style Crew Cab
Exterior Color Summit White
Interior Color 4Sb--Leather, Jet Black / Kalahari, Interior Trim
Mileage 98,137
Engine 6.6L V8 DuraMax Diesel, Turbo
Transmission Automatic
Fuel Type Diesel Fuel

Highlighted Features

View Window Sticker

Feature availability subject to final vehicle configuration. Please reference window sticker for more info.

4WD/AWD

Dealer Comments

Experience true capability and luxury with this 2021 GMC Sierra 2500HD AT4 Crew Cab 4x4. Powered by the legendary Duramax 6.6L Turbo Diesel V8 paired to an Allison 10-speed automatic, this truck is ready for any job or adventure. Enjoy advanced comfort with leather-trimmed, heated and ventilated front seats, a heated steering wheel, and dual-zone automatic climate control. Stay connected and in control with the Technology Package, featuring an 8-inch GMC Infotainment System with wireless Apple CarPlay and Android Auto, plus built-in Wi-Fi hotspot. Towing is a breeze thanks to the Gooseneck/5th Wheel Prep Package, trailer brake controller, power-folding towing mirrors, and integrated rearview/bed cameras. Off-road confidence comes standard with the AT4 Off-Road Suspension, hill descent assist, skid plates, and 20-inch machined aluminum wheels wrapped in all-terrain tires. Additional highlights include the Driver Alert Package II, power sunroof, spray-on bedliner, and multi-function split-folding tailgate. This Sierra AT4 blends rugged strength with premium features-perfect for work, play, and everything in between.