Powertrain control modules determine how much fuel to inject into the cylinders and when that fuel should be ignited. If there is a problem, the PCM may be the issue itself, or it could be the sensors ...

Zak is new to the CarBuzz team, working as a freelance content writer. When Zak isn't writing How To articles for CarBuzz he's working as a high school automotive technology instructor. Before ...

What is a PCM in a car? The term PCM stands for powertrain control module, and is a critical piece of equipment within your vehicle, but do you know what it does? Whether you shuttle the kids around ...