1. A wireless diagnostic and software upgrade motor vehicle system, which system includes a vehicle with an engine and manual controls, the system comprising: a plurality of sensors positioned to sense a variety of dynamic data in the vehicle; a plurality of mechanical controls coupled to the vehicle and the engine for mechanically controlling the operation of various components thereof; a memory; a microprocessor coupled to the plurality of sensors and to the memory to receive the dynamic data and store the dynamic data in the memory, the microprocessor further being coupled to the plurality of mechanical controls and including programs to cause functioning of the mechanical controls in accordance with signals from the manual controls; and a transceiver coupled to the microprocessor to receive the dynamic data from the memory and transmit the dynamic data to a remote diagnostic station and to provide program upgrades to the microprocessor in response to signals received from the remote diagnostic station.