Check engine light is reading P0420 and I believe it was from installing a high flow cat. Would o2 spacers help get rid of the code?
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03-16-2011
Check engine light is reading P0420 and I believe it was from installing a high flow cat. Would o2 spacers help get rid of the code?
03-16-2011
o2 spacers? and o2 simulator will get ride of it, or have someone local turn the code off in the pcm. and yes its from the high flow cat.
04 Impala SS Indy:
03-16-2011
Spark plug non foulers work. If your cars a 2001 Plus some cars have issues when you delete the rear 02 code
http://www.streetfire.net/video/2001...ynp_208097.htm
03-16-2011
im assuming this guy from my work was talking about spark plug non foulers when he was talking about o2 spacers. I was going catless and I just assumed a high flow cat would suffice but i should of just saved a few bucks and do a little research -_-
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