Add Yahoo as a preferred source to see more of our stories on Google. Q: In my vehicle, the check engine light comes on and then goes off and it is now back on. I had a test done at local auto-parts ...

I had a test done at local auto-parts store that showed a code of PO138. They told me this indicates a problem with the oxygen sensor. I replaced the oxygen sensor and the light never went out. I ...

When driving, the Check Engine light is one of the most anxiety inducing dashboard warnings, and in 2025 its importance has grown as vehicles rely more heavily on electronic control systems. This ...

One of a Times Square-like array of instrument panel lights that flash on briefly when your car starts – and it's sure to cost you money if it stays on – is the “check engine” icon. For the ...

A vehicle’s Check Engine light can turn any car ride into a harrowing experience. As soon as the check engine light ...

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 ...

Driving a car is one of those things that works best when you don’t have to worry about how everything works. You have enough to pay attention to on the road without having to worry about what’s going ...

The dreaded check engine light has just flashed on on the dashboard of your car. Do you need to pull over right way? Is the car about to stop in its tracks? Why is the light on in the first place?

Modern cars are becoming more and more computerized, so much so that in 2010, CarMD.com, a provider of automotive diagnostic data, reported 675 different possible reasons for a check engine light to ...

This post may contain links from our sponsors and affiliates, and Flywheel Publishing may receive compensation for actions taken through them. When a vehicle’s check engine light turns on, many ...