For over 15 years Harbor Buick GMC has been helping people with their Michigan City Chevrolet, Michigan City Buick, and Michigan City GMC automotive needs, as well as their Gary Chevrolet, Gary Buick, and Gary GMC new and used automotive needs. Covering Michigan City, IN, Gary, La Porte, Chesterton, Burns Harbor, New Buffalo, all of Northwest Indiana and Southwest Michigan. Browse our large inventory of new and used cars, trucks, and SUVs, like the all new Buick LaCrosse, Lucerne, GMC Terrain, or order parts, research financing, or schedule an appointment with our service department. If you are searching for that new GMC Acadia in Gary, know that you can browse our Michigan City, inventory here on line!!