While fresh oil is generally transparent and amber colored, black oil may mean it's time for a replacement and frothy oil can ...
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.
For vehicles that use internal combustion engines, oil is a vital component. It's responsible for lubricating the engine's internal moving parts, like the crankshaft and camshaft(s) and preventing the ...