Consumer Reports has no relationship with any advertisers on this website. You're driving along in your car or truck and suddenly a yellow light illuminates on your dash telling you to check or ...

Three of the main reasons the check engine light or malfunction indicator lamp (MIL) turns on are: a loose fuel cap, issues with the ignition system, and problems with the emissions system. Many ...

When the dreaded malfunction indicator light turns on, it’s not the end of the world. Here’s how to cope with an MIL! Whether you know a lot about cars or nothing about them, it's never fun to see 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 — ...

You're driving along in peace when suddenly the dashboard lights up with a flashing Check Engine light. Can you ignore it and drive as usual until the next oil change ...

It's the warning signal that leaves many drivers frustrated and annoyed: The check engine light. The little glowing indicator tells you something is wrong with your car, but it's not always clear what ...

Americans are holding onto their vehicles longer than ever, with the average age of a car in 2020 rising to a record 12.1 years, according to data from IHS Markit. But if you own a car for long enough ...

Smarter fault detection: AI-assisted scanners and apps now analyze sensor data, run tests, and suggest targeted repairs instead of just listing codes. DIY tools expand: Bluetooth OBD2 adapters and ...

Consumer Reports has no financial relationship with advertisers on this site. You’re driving along in your car or truck and suddenly a yellow light illuminates on your dash telling you to check or ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Your Check Engine light is shining like a beacon of bad news. What's going on? The ...

Whether you're a seasoned car enthusiast or a novice when it comes to automotive matters, encountering the dreaded check-engine light—also referred to as the malfunction indicator light (MIL) is ...