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

Q: My 2009 Volkswagen Jetta Sportwagen – with a five-speed manual transmission – makes a weird tapping noise. The noise has been there forever, yet the car runs great. I have had the engine looked at.

Q: I have a 2008 Buick Lucerne. Lately I have noticed a quiet, rapid tapping behind the dashboard on the driver's side. It is intermittent and happens sometimes when moving and sometimes when idle at ...

Most people jump in their car, turn up the music, and get going quickly. If you are listening to music, you may miss important sounds your car is making. Screeching. Pinging. Popping. These noises can ...