Common Symptoms of a Failing PCM | Module Experts

Common Symptoms of a Failing PCM

As the primary computer control for your vehicle, your powertrain control module (PCM) plays a vital role in ensuring that your engine and transmission work in tandem. When your PCM fails, it typically exhibits one or more different behaviors. Knowing these symptoms can help you pinpoint the root cause of the problem so you can get your vehicle back up and running.