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

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 ...

Many owners even consult trusted auto experts, and some begin their search for quality vehicles at places like the best used ...

1.3L I-4 gasoline direct injection, DOHC, Multiair variable valve control, intercooled turbo, premium unleaded, engine with 177HP (1) 1.3L I-4 gasoline direct injection, DOHC, Multiair variable valve ...

Nissan is recalling more than 443,800 vehicles over an issue with the engine cooling system that may lead to engine failure. Related: More Recall News Affected vehicles include model-year 2019-20 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) – There are a lot of mechanical ...

When most people think of a fast car, they think of one powered by a V8, V10, or V12 engine. But it's not always the bigger, the better. Having more cylinders is not always optimal. It also isn't very ...

Cars that share major internal components are often similar and in the same vehicle class. However, there are plenty of cars out there that share an engine despite offering completely different ...

Maybe you're one of those drivers who loves to tinker around under the hood. Perhaps, instead, you feel safer hurrying off to ...