catalytic convetor

  1. Greatpatch

    How to: Deter catalytic converter theft for a KJ?

    What are some good steps to take to deter cat theft? I have an '05 with factory skid plates.
  2. blaizemarshall

    Battling an intermittent P0420.

    I have a 2006 Liberty 3.7L, 187,000 miles. I have recently had both cats replaced at a muffler shop. First cat was replaced a little while ago due to rattling noise and it was found to be completely broken inside of housing. A little while later I got a p0420 and since the other cat had crapped...
  3. J

    O2 sensor confusion

    Please anyone help,... just purchased my first jeep liberty 2005 v6 3.7 with 181000 miles yesterday. Check engine light on with p0430 code( no performance issues no power loss no symptoms at all) took to exhaust repair shop ran diagnostic computer scan and test, checked for exhaust leaks and...

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