J & M Auto Center is conveniently located in Lawrenceville, GA. Our shop is family owned and operated with expert technicians who provide quality repair and maintenance service. We offer a full variety of services for your vehicle. Call or email us to set up an appointment today. J & M Auto Center is conveniently located in Lawrenceville, GA. Our shop is family owned and operated with expert technicians who provide quality repair and maintenance service. We offer a full variety of services for your vehicle. Call or email us to set up an appointment today.