One of the most prolific Mercedes-Benz engines, the 3.5-liter V6 is usually pretty solid, but not always.

Unsure of what you're looking for when you pull the dipstick out of your engine? Worried about oil consumption? Here's our ...

Wondering what it means if your engine oil is green or blue? There are a few things that can cause this color change and it ...

On top of that, an engine running on overheated oil often burns more fuel and needs more frequent maintenance. As temperatures increase, engine oil goes through a chemical reaction called oxidation.

Your car’s oil is its lifeblood, and regular oil changes are key to a healthy engine. Here’s what you auto know to keep your vehicle in top shape: These simple tips can save you time, money ...

Every once in a while drivers might find oil in their engine's air filter, which is typically not where oil should be found. Here's the common culprit.

Your engine oil is as essential to your car as your blood is to your body. Without it, your motor won’t run. And just like a doctor can tell a lot about your health by testing your blood, you can ...

So it's clear that jet engines basically run on a top-up model. But the story is completely different for piston-engine aircraft. These propeller-driven planes, such as those used in flight ...

“You can tell if your lawnmower may need its oil changed by checking the oil level before each use and comparing it to the ...

In contrast, running 60,000 miles with only a single oil change is a surefire way to harm your engine, as this detailed teardown demonstrates. The video comes to us from the YouTube channel I Do Cars.

This is an important difference; diesel engines run at lower rpm than gasoline engines, so that difference in engine speed changes the way the ZDDP needs to activate to provide anti-wear protection.

My brother has a 5.0 small-block Ford in his 1949 Ford. The engine came from a police car and it was equipped with an oil cooler. We both live in Arizona and even on the hottest days his car never ...