This 2026 GMC Sierra 2500 HD AT4X Crew Cab 4WD pairs the Duramax 6.6L turbo-diesel with a 10-speed automatic, exhaust brake and a 3.42 rear axle. The …
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This 2026 GMC Sierra 2500 HD AT4X Crew Cab 4WD pairs the Duramax 6.6L turbo-diesel with a 10-speed automatic, exhaust brake and a 3.42 rear axle. The AT4X off-road suspension rides on 18-inch machined aluminum wheels with 35-inch mud terrain tires. Preferred Equipment Group 4SG adds trailer side blind zone alert, front and rear park assist, a power sliding rear window and trailer camera provisions, and the Gooseneck/5th Wheel Prep Package handles the hitching. Inside, 16-way power massaging front bucket seats, driver memory and the Premium GMC Infotainment System ride in Obsidian Rush under Summit White. In stock at Temecula Valley Buick GMC in Temecula, CA. Stock #G261466.
Price includes: $2000 - Buick GMC Bonus Cash 26-40AG-016 (Exp. 11/30/2026)
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