Welcome to Marion Nissan. Your exclusive Nissan sales and service dealership for Williamson, Jackson, Franklin, Saline, Union and many surrounding counties. We are located at 3201 West DeYoung, also known as Illinois Route 13, just 1 1/2 miles west of I-57 in Marion. Come see us, call us, or surf this site for a full selection of new Nissan cars, trucks, SUV’s and vans plus a great selection of pre-owned vehicles.