The Engine Control Module (ECM) is a crucial component in a car, as it acts as the brain that controls various engine functions. It works in conjunction with multiple sensors, wires, and connectors to ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

One of the very first elements any automotive designer must consider is where to locate the engine. Whether it's a typical internal-combustion powerplant or electric motors, engines require a lot of ...

Engines hum with stories, suspensions whisper secrets from every pothole, and dashboards quietly keep score of the miles ...

We here at GM Authority get a lot of questions from owners asking about about the recent L87 GM engine recall, one of the most common of which is what happens when an affected vehicle passes GM’s ...

Do you take a lot of short trips in your vehicle? When I say short here I mean between 5 to 10 miles or under 15 minutes. You know, short hops here and there to the store, school, or work. You ...