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Old 06-24-2014, 12:17 AM
gregg3gs gregg3gs is offline
Join Date: Nov 2012
Location: Atlanta, GA.
Posts: 497
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Originally Posted by jean d View Post
So, I have an '08 and theres a rattle coming from my exhaust. It's internal and its something bouncing around in the pipes between the cat's I think IDK, and my mechanic said it couldn't be removed but wasn't harmful. It's extremely annoying however. So, I started to look at the cost to replace it, and figured I'd look to see if there were any aftermarket ones. So far I cant find any. Anyone have any information on some?
If you cat disintegrated it would make that noise. However, you should get a code from the low side o2 sensor (one away from the engine); something to the fact of "catalyst efficiency below threshold"
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