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 ...

Modern-day vehicles are equipped with numerous sensors designed to monitor every aspect of the car. If one of these systems detects an issue, it is likely to trigger the warning system, which will ...

There's nothing more intimidating for many drivers than to find a warning error light appear on your vehicle dashboard. While some may be confident in their ability ...

There are few things more distracting when driving than a check engine light, or CEL. The CEL is a vague, catch-all light that indicates there is an error somewhere ...

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