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.

bad catco or 02 sensor? another rotten egg smell..

Old Aug 16, 2007 | 04:40 PM
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Good point!
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Old Aug 17, 2007 | 09:46 AM
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Default Re: 02

Originally Posted by SSEBONNE4EVA
How long did you run it with the original broken sensor? This could have clogged the Cat and now it is trying to clean itself out, thus the smell. Do you have any codes for a rich 02 sensor?
no i cant see if i got a code as my code scanner aint working yet.. i believe its the cable..

i bought the car 2 months ago and it dont look like they did much to it besides kep it oin a garage....
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Old Aug 17, 2007 | 10:01 PM
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ok so today i went to a new auto part store i discovered called a&a auto parts and i picked up a denso o2 for only $48......... tomorrow morning i will put it in and throw out the bosch. and then fill my take and see if there is a difference in the millage and see if the smell goes away...
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Old Aug 18, 2007 | 09:42 AM
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If you can save the cat..you will want to get it heated up well.

(spirited drive..20+ miles)
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