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P0420 Fixed! How to Confirm Your Catalytic Converter Replacement Worked
Replaced your catalytic converter because of a P0420 or P0430 code? Don’t just clear the code and hope for the best—verify the fix. Oh by the way, if you are looking for silver bullets, just keep scrolling I don't do that. I teach you what you need to know to do it right with testing! In this video, I’ll show you exactly how to use a scan ...
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