This 2026 GMC Sierra 2500 HD AT4X 4WD Crew Cab pairs the Duramax 6.6L Turbo-Diesel V8 with a 10-speed automatic, exhaust brake and dual alternators. O…
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This 2026 GMC Sierra 2500 HD AT4X 4WD Crew Cab pairs the Duramax 6.6L Turbo-Diesel V8 with a 10-speed automatic, exhaust brake and dual alternators. Off-road suspension and LT305 tires on 18-inch machined aluminum wheels sit beneath Onyx Black paint. Preferred Equipment Group 4SG adds trailer side blind zone alert, a power sliding rear window, safety alert seat, front and rear park assist and trailer camera provisions, and the gooseneck/5th wheel package brings stamped bed holes and a 7-pin harness. Inside, the Obsidian Rush cabin has 16-way power massaging front bucket seats with driver memory. In stock at Temecula Valley Buick GMC in Temecula, CA. Stock #G261449.
Price includes: $2000 - Buick GMC Bonus Cash 26-40AG-016 (Exp. 11/30/2026)
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