Mario's Service Center offers excellent service without the need for an appointment, at fair prices. Customers from as far as Angels Camp drive to Riverbank to get their smog work done, highly recommending the business. The staff is friendly and accommodating, staying late to assist customers. While the waiting room may be outdated, customers appreciate the opportunity to support a small business owner. Mario is described as a knowledgeable and honest mechanic, who provides the best solutions for customers' automotive needs.
