A vehicle microprocessor that involves management of a engine fuel system, or dual fuel system, based on variables such as vehicle speed, vehicle weight, road grade, gear state, and wind resistance that are normally controlled by a drivers foot pedal. This intelligent vehicle technology will assist the vehicle operator by it's interface into the vehicle throttle to obtain an improvement in vehicle fuel economy and a significant reduction in engine exhaust emissions. This device is the electronic vehicle intelligenceto fleet savings and reduced exhaust emissions.