But the check engine light could indicate a much more serious problem, such as faulty ignition. The problem could be minor, or it could be a risky malfunction that would not only be costly, but ...

If your check engine light flashes and then stops, it could signal a serious issue. Learn what it means and what steps to take next.

Problems with catalytic converters are the most common issues that caused Check Engine Light alerts in cars last year and came with a hefty repair bill.

While your check engine light is obviously meant for engine issues, it can often give you clues to problems in other parts of the car as well.

The check engine light can cause uncertainty for drivers and indicates possible malfunctions. It's an important warning that should be addressed promptly.

The check engine light remains on. If your check engine light stays on continuously and there are no noticeable problems with the car’s performance, there’s likely a problem with the emissions ...

"The check engine light is designed to come on when a vehicle's on-board diagnostic system sees a problem that impacts emissions or drivetrain issues," said David Rich, CarMD technical vice president.

The most frequent “check engine light” fix noted in a recent report is to replace the catalytic converter, which costs an average $1,313. It should come as no surprise to anyone who’s been ...

CarMD’s latest study looks at the most common check-engine light repairs and their average costs over the previous calendar year, then ranks the results.

Ignoring a check engine light might feel harmless if the car still runs smoothly, but the warning signals more than a mi ...

When it comes to the cost of getting a check engine light fixed, it doesn't always just depend on the issue itself, but where you live. So which states can you expect to pay the highest and lowest ...

THE FINE PRINT The check engine light came on in his new Chevy in December. It’s still on. Neither the dealership nor GM have been any help to North Reading resident Corey Morris, whose 2022 ...