1995 Pontiac Grand Prix knocking when engine temp is reache

1995 PONTIAC GRAND PRIX
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PEPECAR
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Transmission problem
1995 Pontiac Grand Prix 6 cyl Two Wheel Drive Automatic 100,k miles

tempeture of engine 210+ loud knocking has tendisy to lunge slietly in park mode.
Jan 25, 2010 at 10:54 PM
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MMPRINCE4000
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While it is possible the knock is a rod or main bearing, they usually start knocking when engine is started.

I would start by checking belts and pulleys, you may have a bad bearing in one or the pulleys or accessories, waterpump, alternator, power steering.
Jan 27, 2010 at 7:43 AM
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