The Engine Control Unit (ECU) is a vital component in modern vehicles that controls various aspects of the engine's operation. It monitors and regulates engine functions such as fuel injection, ignition timing, and emission controls to ensure optimal performance and efficiency. The ECM is similar to the ECU and PCM, focusing on controlling engine functions for peak performance. It communicates with various sensors and components to adjust engine parameters as needed. Malfunctions in the E...

The Engine Control Unit (ECU) is a vital component in modern vehicles that controls various aspects of the engine's operation. It monitors and regulates engine functions such as fuel injection, ignition timing, and emission controls to ensure optimal performance and efficiency. The Chevy Traverse ECM is similar to the ECU and PCM, focusing on controlling engine functions for peak performance. It communicates with various sensors and components to adjust engine parameters as needed. Malfun...