Visit Hennessy Buick GMC, which is part of the Hennessy Auto Team to meet our staff, who are committed to providing you with the greatest car-buying and car-service experience possible. Contact our sales team to learn more about the vast range of new, used, and certified pre-owned vehicles we have in stock or to find out how much your trade-in vehicle is worth. Do you require an oil change, a new tire, or a car battery? Then get in touch with our services department and set up your servicing appointment right away. Once you’ve chosen a car that suits your needs, speak with our finance team to see how you can be pre-approved before making a purchase. See what we can do for you by stopping by our office today in Woodstock, Ga. If you would like to show up on this page, check out some of our available career opportunities.