LaFontaine Buick GMC of Dearborn is proud to be your supplier for Buick and GMC vehicles, from the GMC Acadia to the Buick Enclave â?? but we don't stop there! We also have a well-stocked Parts and Gear Boutique where we carry a huge selection of genuine GM and ACDelco parts and accessories for your Buick or GMC model. Order the parts you need right from our website now!