Call Greg Gardner Chevrolet Buick GMC in Squamish 604-898-2277 2020 GMC Sierra 3500 HD Long box SLE Diesel is in stock and ready to get to work. Mechanical features include the 6.6 Litre Duramax Diesel engine with Allison transmission. Interior features include Power Windows and Locks, Bench seat, A/C and much more. Price does not include dealer documentation of $375 D#9785