Welcome to Courtesy Buick GMC, your local Lafayette GMC and Buick dealer. Our dealership has served the New Iberia, Abbeville, Opelousas and Baton Rouge Buick communities for years, and our dedication to quality customer service has earned us a great reputation. We keep a complete inventory of new and used cars in Lafayette, LA. We are proud to be one of the top dealerships in Louisiana and we are determined to keep that status. Our great location also allows us to serve the New Iberia, Opelousas and Baton Rouge areas, so make the quick drive and we will see that all your needs are met.