Serving families for generations, We know that trust is earned. Maas has gained a reputation for outstanding service. We are the most reviewed auto repair shop in the Chicagoland area by Chicagos Consumers Checkbook Magazine. Earning checkmarks for quality and price. Trained in the latest repair techniques and equipped with factory diagnostic equipment, our technicians are unparalleled in the industry. We perform all factory maintenance schedules without affecting your vehicle warranty, saving you money when compared to dealers. From new engine installations to a quick 10 minute oil change our mission is efficient, expert service at affordable prices.