Development of car networking technology will cause significant changes on auto maintenance industry mode. This paper not only summarizes the overall architecture and technical features of the car networking and establishes the vehicle maintenance structures with diagram under the conditions of car networking technology in typical case form From maintenance and repair, maintenance processes is discussed In the form of a typical case under the conditions of car networking technology Features were summarized with the pattern of vehicle maintenance and repair. Finally, this paper puts forward several key issues which need solving in auto maintenance services.