Engine noise makes us more nervous than any other automotive sound because noise can mean expense and inconvenience. And, sometimes engine noise is nothing more than a normal dynamic of the engine's ...

Q: I have a 2006 Mercury Mountaineer with a 4.6-liter V8 that makes a screeching noise along with a tapping noise upon a cold start. I removed the serpentine belt and started the engine, and the same ...

What is the knocking sound coming from my engine? What is engine knock? Why is my engine making a knocking noise? Engine knock, or pinging, occurs when a separate pocket of air-fuel mixture ignites ...