The eccentric mechanics at Garage 54 are at it again. This time, they're answering a question that I think many of us have. What happens to an engine during a cold start in sub-zero temperatures? I ...

Engine oil color reveals its age, contamination level, and operating condition. Fresh oil is amber or light brown. Oil darkened to black but still translucent after a few thousand miles is normal.

The oil in your vehicle’s engine is pretty incredible. Its job is to protect every square inch inside your engine where there is metal-to-metal contact – your piston rings, cylinder walls, valves, ...