What is the Electronic Control Module? Also referred to as an engine control unit (ECU) or engine control module, it oversees the electrical system of the car, but focuses on engine performance.

Mitsubishi Motors is a pioneer of many things in the automotive industry, including the company's line of DI-D engines. How do they actually work?

The powertrain control module (PCM) in your Jeep Wrangler acts as your engine's brain. Here's where it can cause problems, and how to fix them.