Welcome to Auto Concepts located at 501 S. Richards Street in Joliet, IL, specializing in used diesel trucks and used car sales throughout the Chicagoland area. Please call us at 815-724-1044 to arrange a test drive or visit our website www.DieselTrucksChicago.COM to view our complete inventory. At Auto Concepts we strive to meet the standards that our customers deserve. Whether you are in the market for a used vehicle, looking at your financing options, or looking for a quick quote on a truck, car, or SUV, our friendly, professional staff is ready to provide you with all the help you need. We invite you to call or visit our dealership, conveniently located just off Interstate 80 at the Richards St. exit, and experience the care every one of our employees takes in the vehicles we sell and the service we give our valued customers. The place to Buy Used Diesel Pickups and Used Diesel Trucks in Illinois and throughout the Midwest.