2023 GMC Sierra 2500

Description Command attention in this rugged 2023 GMC Sierra 2500HD AT4! Powered by the proven 6.6L Duramax Diesel V8 and equipped with 4WD, this heavy-duty truck delivers the power and capability you need for serious work and adventure. Finished in bold Onyx Black, the AT4 adds aggressive styling, premium leather seating, heated and cooled front seats, heated steering wheel, navigation, remote start, Apple CarPlay, Android Auto, and a premium sound system. With tow-ready capability, 4WD confidence, and the unmistakable presence of an AT4, this Sierra 2500HD is built to work hard and look good doing it!