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International Automotive Technicians Network
Re: 2011 Jeep O2 monitor not running? Yeah, they were changed
Posted to Technical Discussion Forum on 1/31/2020

I can't remember the last Jeep that I have seen have o2 monitor trouble here in MA. Although I always recommend OE o2 sensors for Chrysler products. I would bet it is the rear o2s that are holding you up. Seems that is the most common issue I run into nowadays... Login to read more.