Recent content by Bgjeep

Thanks Chris!

Yes all 4. ????

Chris-yeah we used the factory O2 sensors. So I don’t think that is what is triggering the check engine sensor.

I bought a 2007 Jeep Wrangler with 109k miles on Dec 31, 2019 from a small dealer. On Jan 1, 2020 the check engine light came on. The code is P0420 and P0430. I took it to a reputable Jeep mechanic and he said the catalytic converters had recently been replaced. He recommended I replace the O2...