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 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 ...

I have a 99 Mustang. About a year or so ago, my check engine light (hereby known as the CEL) went on. I took it to my local shop, who charged my $75 and said they fixed it. 2 days later, it comes back ...

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 ...

I’m looking for some advice and perhaps some help. We recently invested in a 2024 Subaru Outback – invested, since it’s the largest single purchase I’ve made since buying a house. The car is fully ...

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 ...

If your check engine light is on, there’s a good chance it’s for one of these 10 reasons. CarMD has released its 2016 Vehicle Health Index, documenting the top most common check engine repairs in 2015 ...

Part of the frustration of a check engine light is that it’s just so vague. It can signal anything from a looming powertrain ...

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 ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (iSeeCars) – A vehicle’s Check Engine light ...