Serving the Austin & San Antonio region for more than 45 Years. Chuck Nash Chevrolet, Buick, & GMC , located in San Marcos, Texas, is proud to be one of the premier dealerships in the Central Texas area providing exceptional deals on new, GM certified pre-owned vehicles. We are South Austin's newest Buick and GMC dealer and the closest dealership to Kyle, Buda, Wimberley, Dripping Springs, New Braunfels, Elgin and Lockhart to include Hays, Travis and Comal counties. Our Chuck Nash Auto Group website provides prospective Chevy, Buick & GMC owners with useful information to guide them in the research and purchase process for their new or certified used vehicles. Chuck Nash Auto Group is so much more than just new or used cars, trucks and SUVs. Our fully certified and trained auto repair technicians will keep your General Motors vehicle running like new! Our expert financing staff is also standing by to assist you with finding the perfect Chevy, Buick or GMC auto loan or lease that fits your lifestyle and budget. If you are looking for a part or to accessorize your Chevy, Buick or GMC vehicle make sure you visit the online parts and accessories digital showroom here on our website. Had a fender bender? The Chuck Nash Collision Center stands ready to be your Body Shop partner in getting your car, truck or SUV back to its original condition in the most efficient and professional manner possible.