About Us

Chevy and Cadillac Dealerships Near Chicago

We have made it easy to get all the vehicle information you need so you can spend less time in the dealership and more time enjoying your new car. Check out our new lease and finance specials and our used car specials for additional available savings.

You can search our entire inventory of new and used vehicles online, value your trade-in, and visit our Meet the Staff page to familiarize yourself with our team. When you are ready to come in for a test drive, visit our Chevy dealership at 1000 Belvidere Rd, Grayslake, IL 60030, or our Cadillac showroom at 1507 W. Ogden Ave, Naperville, IL 60540. We are committed to making your visit to Flag Auto Group a great experience every time.



Drive Home in the Car of Your Dreams

If you're shopping for a new or used car, you've come to the right place. We offer a full lineup of all new Cadillac and Chevrolet models. Our product specialists are available to answer any of your questions, and we are dedicated to putting you behind the wheel of the Cadillac or Chevrolet vehicle you want, at an affordable price. 

As a leading Cadillac and Chevrolet dealer, Flag Auto Group also has a huge selection of used cars, trucks, and SUVs for you to choose from. Every used vehicle on out lot has completed rigorous quality and safety inspections to ensure you leave our dealership with a safe used car that will last for years down the road.

Find the Perfect Deal for You

Auto Loans, Leasing, and Online Pre-Approval

Buy with confidence and peace of mind with Flag Auto Group. Get pre-approved with an online finance application today! We offer competitive auto leasing and financing options for every customer. Find the perfect deal that suits your budget and lifestyle needs. Whether you are looking to finance or lease a new or used car, truck, or SUV, the finance experts at Flag Auto Group will work to arrange affordable payments that work for you.

Schedule GM Certified Service

We Service All Makes and Models

Our state-of-the-art service department at Flag Auto Group will keep your car running in excellent condition. We pride ourselves on being there when you need it most. Whether it's a quick oil change or a major car repair, our service department will do it's absolute best to get your vehicle serviced and back on the road safely as quickly as possible. The diagnostic equipment operated by our expert mechanics correctly detect all issues so that our GM certified service technicians fix the problem right the first time.