It might seem like a small detail, but the color of your engine oil can speak volumes about what’s going on inside your car.

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

Under normal circumstances, most modern engine oil and gasoline brands work fine on their own to keep your engine running smoothly. But there may be cases where even the best of them could use a ...

You already know how critically important regular oil changes are for your car. Without them, your car’s innermost components and systems can face serious problems — and you could wind up with costly ...

Oil additives play an essential role in maintaining car engine health. They provide additional lubrication, protect against wear and tear, and help remove impurities and build-up from your engine.

Walk into any parts store and you'll see the rows of glossy bottles promising to stop engine wear, boost fuel economy, and make your old clunker run like it just rolled out of the factory. The auto ...

As someone who's driven classic cars daily for around 15 years, as well as working on and restoring such cars throughout my education, I take vintage automotive maintenance very seriously. Many of ...

We earn commissions from purchases you make using links in our articles. Learn more. Most drivers know that regular oil changes are necessary to maintain the life and performance of their vehicle. For ...

Engine oil seems so simple. It's slippery. It keeps metal parts from fusing together. It's messy, especially when it has been squeezed, slung, and sprayed around the inside of a hot engine for ...