QUESTION: I have a 1999 Buick Park Avenue with 47,000 miles. It started to make a tapping noise. It goes away in a few minutes. I went to the Buick service department, and they claim all GM engines do ...
Engine knocking can result from one of several issues involving your engine. Whatever is causing it, it must be dealt with immediately so it doesn't become any worse. The knocking is a warning sign ...