This 2026 GMC Sierra 2500 HD AT4 Crew Cab 4WD pairs the Duramax 6.6L turbo-diesel with the Max Trailering Package, gooseneck/fifth-wheel prep and an e…
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This 2026 GMC Sierra 2500 HD AT4 Crew Cab 4WD pairs the Duramax 6.6L turbo-diesel with the Max Trailering Package, gooseneck/fifth-wheel prep and an exhaust brake. The AT4 Premium Plus Package adds a power sunroof, 15-inch head-up display, rear camera mirror and off-road high clearance steps, while the Preferred Equipment Group brings remote start, trailer side blind zone alert and front and rear park assist. Finished in Summit White over Jet Black with Kalahari accents, it rides on 20-inch high gloss black wheels with all-terrain tires and offers 10-way power front seats with driver memory. In stock at Temecula Valley Buick GMC in Temecula, CA. Stock #G261454.
Price includes: $2000 - Buick GMC Bonus Cash 26-40AG-016 (Exp. 11/30/2026), $2500 - Buick & GMC Consumer Cash Program 26-40ACB-015 (Exp. 11/30/2026)
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