On Mon, 07 Dec 2009 09:59:52 -0600 John Robbins <je...@msstate.edu> wrote:

> a #14 head would fail is high exhaust back pressure from a clogged trap 
> ox.  Well, there wasn't a trap on this car when I got it, but the cat. 
> was so clogged up the only exhaust flow was through the EGR valve (that 
> was interesting to diagnose!).

Which car is this on?


Craig

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