Internal combustion engine blowby, whether gasoline or diesel, occurs when part of the compressed mixture of air and fuel leaks past the piston rings during the compression or power strokes of a ...

I have a 2015 Nissan Frontier. It only has 57,000 miles and does not leak or burn oil, to my knowledge. I take it to a reputable national oil-change place every 3,000 miles for oil and filter. I have ...

RAY: I'm surprised no other mechanic has been able to fix this, Michael. It's very simple. You just change one part, and this problem will completely disappear. Unfortunately, that part is the engine.

Q: I own a 1994 GMC 3/4-ton van with a 350 engine. In the last year, the oil pressure has been low, just above the red, and the low warning indicator is on at idle. When I speed up, the pressure goes ...