We are a locally owned and operated truck repair company that you can trust with all of your roadside assistance needs. Our technicians can diagnose the issue and repair it fast, so you can get back on the road and drive safely. A few of our popular services include mobile mechanic service, heavy truck repair, and on-site truck repair. Other specialties include Semi Truck Mechanic Mattawa, ON P0H 1V0 Truck Repair Shop Mattawa, ON P0H 1V0 Mobile Mechanic Service Mattawa, ON P0H 1V0 Mobile Diagnostic Service Mattawa, ON P0H 1V0 Your truck will be good to go in no time at all when you call McMaster Mobile Service. If you need a mobile truck service, semi-truck repair, and 24-hour truck repair, we have you covered. We pride ourselves on the knowledge and skill of our mechanics, and the excellent work they perform on every vehicle they service. Accepted Method of Payments-Discover. We provide service in North Bay, Ontario area also.