C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

92 LT-1 surging at idle

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Old May 8, 2009 | 10:37 AM
  #21  
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myc4vette
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From: AREA 51 ??? THERE IS NO AREA 51 NEVADA
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Originally Posted by WYTEOUT92
It's the IAC servo- replaced it and we are good to go. Thanks for all the input
Wow been watching this thread. Just cleaned my IAC and took care of my idle prob. also.
Thanks all
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Old May 8, 2009 | 10:50 AM
  #22  
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jimg's'93
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Joined: Nov 2005
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From: Charlotte NC
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Originally Posted by NEVRL8T
I don't think it would be the MAP sensor though with out a code.
I had a MAP sensor with a bad seal causing havoc and it never threw a code. I replace the MAP and all returned to normal.
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