At a time when vehicle diagnostics can demand a computer science degree, being able to get some insight into your engine health with nothing but a rag and a bit of know-how can be downright refreshing ...

The color of your car's engine oil can tell you a lot about its overall health, including alerting you to potentially dangerous problems.

Q: What is the proper way to interpret the reading on the oil dipstick? I have a 2017 Chrysler 200 that takes six quarts of oil. The fill line on the dipstick has a section that reads “safe zone.” The ...

Checking your engine's oil level and topping it up is a simple task, but one of the most important DIY car maintenance jobs you can do. Oil is the lifeblood of your engine and works hard to keep it in ...

We here at Diesel Power feel bad every time we hear about one of you losing an engine. If the motor ran good for decades without many problems, we can accept the passing after a little mourning.

Motor oil is the lifeblood of your car's engine. Not only does it provide lubrication for all of your engine's internal moving parts — of which there are massive amounts — but it also works like a ...