2002 Pontiac Grand Prix help me

2002 PONTIAC GRAND PRIX
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COUNTRYBOY8336
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2002 Pontiac Grand Prix 6 cyl Two Wheel Drive Automatic

i replaced my top lifters on this car... it still has a knocking problem..i think it might be the crank bearing but im not sure...i need help on this one..thanks
Mar 15, 2010 at 3:13 PM
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MMPRINCE4000
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Lifters rarely make a knock, it is usually a rod/main bearing.

Drain oil and look for metal particles in oil using magnet.
Mar 17, 2010 at 5:54 AM
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