1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

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Old Oct 6, 2004 | 01:58 PM
  #21  
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From: regina
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Well I cleaned the IAC and put a new EGR value Gasket on and sitll have a rough idle it got a bite better but still a little rough what else does anybody think could be the problem
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Old Oct 6, 2004 | 02:18 PM
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I think at this point we really need to get a scantool on your car. And have you done the water mist trick at night to find potential plug wire shorts? Have you measured the resistance of each plug wire?
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Old Oct 6, 2004 | 02:42 PM
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ya I probably need a scan tool on it but i just spent a lot of money on it and don't have the money to take in so. What is that water mist trick and no I haven't check resistance they are new plug like 2 weeks old
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