List of Buick GMC Stores in East St Louis, IL Outlet Note Regular Brands Buick GMC Illinois East St Louis Rating 4.6 based on 93 votes Official Website http://www.chevrolet.com Products Cars Car Deals Automotive NameAddressPhone Name/Address/Phone Buick GMC outlet - East St Louis 1699 Pontiac Dr (618) 215-5603 People Also Viewed