SEARCH NEW BUICK ENCLAVE VEHICLES FOR SALE IN ATLANTA It makes no difference what kind of automobile or truck you want. We have a sizable selection of new cars for sale in Morrow, Ga at Hennessy Buick GMC.We also have a wide selection of used cars if that’s what you’re after. We provide a high-quality selection, competitive pricing, and exceptional customer service.Why would you go somewhere else, other than our other Hennessy Auto dealerships to shop?