When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or ...

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

A car’s engine management light (EML), also known as the check engine light or engine warning light, is one of the most important dashboard warnings in your car. The engine management light is shaped ...

Few things in your car are less helpful than the “check engine” light. A single light lets you know something is wrong, but it could either be as simple as a loose fuel filler cap or as annoying as a ...

Plus, the top five reasons for the light coming on CARS are fitted with a range of dashboard warning lights that indicate when there might be a problem with your vehicle. It is often possible to drive ...