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.

The costs of buying a new or used car have climbed in recent years, and so has the average repair bill. If a vehicle purchase or major repair isn’t in the cards (or budget), maintaining the health of ...

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...

A p0440 error code can mean several different things, ranging from a loose gas tank cap to a major emissions leak, a bad ...

All vehicles built since 1996 are equipped with what’s called an OBD II (onboard diagnostics) system that taps into a car’s electronic control unit on a real-time basis and illuminates either of ...

April is Car Care Awareness Month — and also National Canine Fitness Month, International Guitar Month and National Soft Pretzel Month, among many others — and the folks at CarMD are back with their ...

As great as cars can be for getting where you need to go as quickly as possible, they have some drawbacks. Most notable are the repairs that tend to come along with them, which can be every bit as ...

We may receive a commission on purchases made from links. The check engine light is one of those dashboard warning lights drivers dread to see suddenly come on in the middle of driving. First-time car ...

A check engine light accompanied by a traction control light likely indicates a failed wheel speed sensor. Spark plug replacement costs can vary, but it's advisable to inquire about pricing beforehand ...