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post #4 of (permalink) Old 09-16-2003, 12:09 PM
u4ia4
 
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Re: Check Engine Light, P0430 catalyst efficency low.

phazer, mine did the same thing last year. i replaced the headpipe and cats and now all is well. also did all the O2 sensors while i was in there. I'm not sure which it was but problem is solved.
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