Built for trails and trailers, this 2026 GMC Sierra 2500 HD AT4X 4WD Crew Cab pairs the Duramax 6.6L Turbo-Diesel with an exhaust brake and an 11,350-…
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Built for trails and trailers, this 2026 GMC Sierra 2500 HD AT4X 4WD Crew Cab pairs the Duramax 6.6L Turbo-Diesel with an exhaust brake and an 11,350-pound GVWR. AT4X off-road suspension rides on 35-inch mud terrain tires and high gloss black accent wheels. Inside, 16-way power front bucket seats with massage wear Obsidian Rush, and the Premium GMC Infotainment System brings voice-activated audio and wireless streaming. Preferred Equipment Group 4SG adds Trailer Side Blind Zone Alert, front and rear park assist and trailer camera provisions, while gooseneck/5th wheel prep and dual alternators finish this Summit White truck. In stock at Temecula Valley Buick GMC in Temecula, CA. Stock #G261450.
Price includes: $2000 - Buick GMC Bonus Cash 26-40AG-016 (Exp. 11/30/2026)
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