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Old 06-29-2005, 03:15 PM   #4
farescb
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Join Date: Apr 2005
Location: Springboro, OH
Posts: 61

1992 SC
Happy Re: My '93 SL2 failed NJ emissions.

I had the same issue and it was the EGR valve. You can clean the carbon built up on it. you should be able to find articles on how to clean it on this forum. I just replaced them since they had never been replaced before so I didn't have to go back for a test.

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