Most people understand that motor oil is a vital component for the internal combustion engines that power most of our cars. Not only does oil act as a lubricant, allowing internal moving parts to ...

Engine oil turns black from a combination of combustion byproducts, heat oxidation, and detergent additives suspending carbon ...

Your engine’s oil pressure is one of those things that needs to be just right. If it’s too high or too low, it can be indicative of other problems. This is especially true with high oil pressure, as ...

High-mileage oil is typically used for engines with at least 75,000 miles and can include additives to help reduce wear, corrosion and leaks. With a newer vehicle, you should stick with the ...

Keeping a combustion-engined car in shape requires some effort. Part of that is changing the motor oil and filter on a regular basis to lubricate the moving metal components and keep the engine in ...

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil ...