3

Tiny
ANONYMOUS
  • 1999 PONTIAC GRAND AM
  • 176,000 MILES

3.4 liter v6: There is a knocking sound coming from under the hood on the top end of the engine. I have replaced intake manifold gasket, valve cover gaskets, and rod bearings before. I need help because nothing is seeming to fix the problem.

Monday, March 18th, 2013 AT 2:55 PM

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