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Need some wisdom...help!!!

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Old Jan 11, 2002 | 05:55 PM
  #1  
GGs99's Avatar
GGs99
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From: Knoxville TN
Default Need some wisdom...help!!!

I have a '99 FRC with a 6-speed manual. Whenever I am in 4th or 5th gear at about 1500rpm and begin to roll into the throttle, I hear a noise coming from the left bank of the engine that sounds like an exhaust leak. GM has replaced the exhaust manifold, gaskets, and H-pipe...all to no avail. Their tech service department hinted toward a detonation problem, and had the dealer reset the engine parameters...still not fixed.

Anybody run into this??? :confused:
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Old Jan 11, 2002 | 06:57 PM
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Gary2KC5
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Default Re: Need some wisdom...help!!! (GGs99)

Welcome to the forum!!!

That is a very tough situation. Obviously GM has conceeded that there is a problem by replacing the gasket and h pipe (doesn't mean they have tried to solve the problem though, swapping parts is GM's mode of operation)

If you don't get the answer here, there is no answer. There are some very smart people on this forum.

C5 TECH...help! Mr. Wizard! ttt
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Old Jan 11, 2002 | 07:14 PM
  #3  
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MitchellDavidson
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Joined: Jun 2001
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From: Stockton CA
Default Re: Need some wisdom...help!!! (Gary2KC5)

ah ha! My dealer has never been able to figure that noise out! Thanks for the help!

*Runs off the dealer*
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Old Jan 11, 2002 | 07:32 PM
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davidmax
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From: paradise valley az. us
Default Re: Need some wisdom...help!!! (GGs99)

Wisdom on the forum,look elsewhere.I sure hope the many brilliant people on this forum which is a true gift and wonderland of Vette knowledge can help your dealer fix your problem.As usual they take the shotgun approach its great for them because they bill GM full flat rate.Best of luck.David S.
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Old Jan 11, 2002 | 07:35 PM
  #5  
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davidmax
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From: paradise valley az. us
Default Re: Need some wisdom...help!!! (GGs99)

I'm sorry I didnt realize you are new comer,congrats and we at XTREME bless you with many fun filled,safe miles.Yours Truly.David S.
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