Proudly Serving Dubuque, East Dubuque, Peosta and the entire Tri-States area. Welcome to McGrath Chevy of Dubuque, where nearly seven decades of automotive excellence and trust converge. We are committed to providing exceptional Chevrolet vehicles and outstanding service. Our dedication to the Dubuque community and surrounding areas has been the foundation of our success, and we take great pride in continuing to deliver the best in customer satisfaction and expertise.