Summit White 2024 GMC Sierra 3500HD Pro 4WD 10-Speed Automatic 6.6L V8 Sierra 3500HD Pro, 2D Standard Cab, 6.6L V8, 10-Speed Automatic, 4WD, Summit White, Black Cloth.Weirs Buick GMC has been serving Arundel, Kennebunk, Kennebunkport and all of Maine...