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Charger > Engine > Error codes > P0420 code keeps coming back on my Dodge Charger – What should I do? >

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Title: P0420 code keeps coming back on my Dodge Charger – What should I do?
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iloveanycar
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#1
09-30-2024, 07:11 AM
Okay, so the dreaded P0420 code popped up on my Charger and no matter what I do, it keeps coming back. I’ve replaced the O2 sensor, checked the catalytic converter, and yet... here we are. Anyone know what else could be causing this? I’m about ready to throw my wallet at the problem.
 
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