Most people are familiar with the importance of oil for the internal combustion engines that power our modern vehicles. The petroleum-based fluid is designed to provide lubrication to the vast amount ...

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

DETROIT - In the latest example of Volkswagen of America Inc.'s quality woes, the automaker is warning 426,000 VW Passat and Audi A4 owners of an engine oil sludge problem. Affected are 1.8-liter ...

We all fear heart attacks and take several precautions, but when it comes to cars, we turn a blind eye. When we know that engine is the heart of the car, how many of us think what’s going on inside it ...