An ECM, or engine control module, is a computer that controls the engine. A PCM, or powertrain control module, is often a computer that controls the transmission and engine so as to enhance gasoline economic system and electrical power. If you come back objects 1) that you will be not https://locksmith-near-me-open-no30504.blogrelation.com/32616649/the-5-second-trick-for-ecu-programming-device