4th Generation Chrysler Minivans: 2001-2007
I've got a 2007 T&C, 220k miles, with a plugged cat. I'm considering either replacing it or, *cough* not replacing it *cough. It looks like there are some methods to trick the computer into not throwing a P0420 by using a couple of spark plug defoulers to raise the trailing O2 sensor out of the...