As an experienced auto dealer and service professional, I often help customers troubleshoot the engine power reduced Chevy Malibu problem. Fixing it can involve simple solutions like cleaning the throttle body or replacing a sensor. In other cases, it might require reprogramming the ECU. The good news is that a certified technician can quickly pinpoint the cause. If your vehicle shows the engine power reduced Chevy Malibu warning, don’t delay—driving with reduced engine performance can impact safety and fuel efficiency.