1996 chevy blazer engine noise need help!

1996 CHEVROLET BLAZER
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JOHNLEDO
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hell o i have a 1996 chevy blazer v6 vortech with 130k on it. the motor is making a grinding noise when above 3000 rpm at idle. at normal idle it sounds fine. there is no hesitation when driving. also when on the highway the noise seems to get less the faster u go. i think it might be the crankshaft but dont know..can anyone help??
Aug 26, 2007 at 11:25 PM
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RASMATAZ
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[quote:eb03eefb7b="johnledo"]hell o i have a 1996 chevy blazer v6 vortech with 130k on it. the motor is making a grinding noise when above 3000 rpm at idle. at normal idle it sounds fine. there is no hesitation when driving. also when on the highway the noise seems to get less the faster u go. i think it might be the crankshaft but dont know..can anyone help??[/quote:eb03eefb7b]

Is it making the same noise while parked and raising the rpm. Where exactly is the noise coming from.
Aug 27, 2007 at 7:36 AM
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