Thank you for visiting Chuck Nash Auto Group in San Marcos. We have three prominent locations San Marcos, Seguin and Lockhart, TX. We sell new cars, trucks, and SUVs as well as a great selection of quality used cars and trucks at each one of our dealerships. Our three locations make us accessible to all auto shoppers in greater Texas. Please view our hours and directions page if you need specific driving instructions when visiting one of our dealerships of the Chuck Nash Auto Group.