Summit White 2026 GMC Sierra 3500HD Pro 4WD 10-Speed Automatic 6.6L V8 This Price may require financing through dealer and is not available with special finance., Must have qualifying trade in, Sierra 3500HD Pro, 4D Crew Cab, 6.6L V8, 10-Speed Automatic, 4WD, Summit White, Jet Black Vinyl, Gooseneck/5th Wheel Prep Package, Hill Descent Control, Off-Road Suspension, Spray-on Pickup Bedliner, Suspension Package, X31 Off-Road Package. Price does not include Doc fee of $129.00 or special finance. No out of state liens. *Not all customers will qualify for all discounts*$1000 - Buick & GMC Consumer Cash Program. Exp. 06/01/2026