Catalytic converter

2004 SUBARU OUTBACK
150,000 MILES • 2.5L • 4 CYL • 4WD
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RIDEMYBIKE
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  • 1 POST
I bought a catalytic converter from RockAuto I put it in drove it and still the check engine light for emissions Bank One showing it was the Cadillac converter so I bought another catalytic converter.
Catco was where I got it from and put it in only to have the same results showing emissions Bank One telling me I have a bad catalytic converter. On top of that I changed all the O2 sensors but still have the same problem the service engine light will not go out what else can be the problem?
I did drive it around until I was clear to have a inspection sticker put on but I still do have the problem with the service engine light still on. Is there anything else I need to change or do to the car to get rid of the service engine light and not have a catalytic converter problem? Thank you for your help.
Nov 24, 2019 at 4:22 PM
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ASEMASTER6371
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  • 52,796 POSTS
Good evening,

Let us start with the code. What was the code?

What brand did you get from both places? The brand is important. When you installed them, did you verify no exhaust leaks?

Roy
Nov 24, 2019 at 4:43 PM