The PCM oversees the engine and transmission functions in coordination with other vehicle systems. It regulates fuel delivery, emissions control, and transmission shifting for optimal performance. Problems with the PCM can lead to rough idling, transmission issues, and decreased fuel efficiency. ECM (Engine Control Module) ...

The PCM oversees the engine and transmission functions in coordination with other vehicle systems. It regulates fuel delivery, emissions control, and transmission shifting for optimal performance. Problems with the PCM can lead to rough idling, transmission issues, and decreased fuel efficiency. ECM (Engine Control Module) ...

Check engine light illuminating Engine misfires or stalling Reduced fuel economy Difficulty starting the vehicle Inconsistent performance ...

Check engine light illuminating Engine misfires or stalling Reduced fuel economy Difficulty starting the vehicle Inconsistent performance ...

Check engine light illuminates Engine stalling or misfiring Decreased fuel efficiency Trouble starting the vehicle Unresponsive throttle ...

Check engine light illuminates Engine stalling or misfiring Decreased fuel efficiency Trouble starting the vehicle Unresponsive throttle ...