2022 GMC Sierra 2500 AT4 6.6L Duramax Diesel – 29,035 Miles – Clean Title

Rugged, luxurious, and built for serious capability — this 2022 GMC Sierra 2500 AT4 delivers premium comfort with exceptional power. Equipped with the proven 6.6L Duramax Turbo Diesel and Allison transmission, this heavy-duty truck provides outstanding towing performance, off-road readiness, and everyday drivability.

✅ Key Features:

• 6.6L Duramax Turbo Diesel V8 – incredible power and reliability

• Allison automatic transmission

• 4-Wheel Drive (4WD) with off-road suspension

• AT4 package with premium interior & unique exterior styling

• Leather seats with heated and ventilated front seats

• Heated rear seats & heated steering wheel

• Heads-up display (HUD)

• Large touchscreen infotainment system with Apple CarPlay & Android Auto

• Premium Bose sound system

• Navigation system

• MultiPro tailgate

• Backup camera, parking sensors & blind-spot monitoring

• Power sunroof

• Tow package with integrated trailer brake controller

• AT4 wheels with all-terrain tires

• Spray-in bed liner

This Sierra AT4 is in excellent condition inside and out, runs and drives fantastic, and has been well maintained. With its combination of luxury features, off-road capability, and diesel strength, it’s one of the most desirable heavy-duty trucks available.

Clean title. No accidents.

A powerful, premium, and ready-to-work truck — perfect for towing, travel, or daily use.