When a vehicle’s check engine light turns on, many Americans ignore it while hoping it is not a significant problem. While minor issues often trigger a check engine light, serious issues often do so ...

The check engine light means one of your car’s systems is malfunctioning. If it’s flashing, pull over as soon as you safely can. If it’s steady, follow these simple steps. Many, or all, of the ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 parts working together in your car — many important for normal operation — ...

We can't leave April behind without sharing CarMD's annual overview of check engine light-related car repair costs and trends. The list is published every April during Car Care Month. The latest CarMD ...

More than almost any other vehicle problem or symptom, check engine lights (CELs) can cause anxiety among drivers from just about every level of ownership experience. It’s basically because, once a ...

When I attended technical school studying automotive service technology many years ago, among the first things my instructor taught us was the basic principles of how an engine works. These principles ...

Whether you know a lot about cars or nothing about them, it's never fun to see the check-engine light—also known as a malfunction indicator light (MIL). This is your car trying to tell you it has ...

Is your Check Engine light staring you in the face? That bright orange warning serves as a beacon that something is wrong. Problem is, it doesn’t convey anything more than that. For years, the prime ...

This gas station faux pas will leave you fuming. An automotive enthusiast in Texas was recently filling up when he noticed another customer committing a highly common mistake — an amateur move that ...

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 paying ...