Engine knocking, or detonation, occurs when fuel in the cylinders ignites unevenly, causing metallic pinging sounds, reduced ...

Q: I have a 1999 Nissan Maxima with only 57,000 miles. I hear a clunking sound at idle from the engine bay. Could this be the timing belt? I actually do not know if this engine has a timing belt or ...

A car engine is a piece of heavy machinery, and it isn’t surprising for it to make all kinds of sounds. The rotating shafts, the moving pistons and valves, the combustion process, and other engine ...

Q: I live in Northern Sweden (62 miles south of the Arctic Circle) where plugging in a car to keep the engine block warm is the norm. However, even if my car has been plugged in for several hours the ...

DEAR CAR TALK: Five years ago, I bought a 2012 Volvo S60 demo with only 4,000 miles on it. It has been a great car and now has just 58,000 miles on it. But over the past few months, the car has ...