• The site migration is complete! Hopefully everything transferred properly from the multiple decades old software we were using before. If you notice any issues please let me know, thanks! Also, I'm still working on things like chatbox, etc so hopefully those will be working in the next week or two.

Recent content by ericwarner2001

  1. E

    The dreaded P420 code in CA

    My 2007 Grand Prix has a recurring P420 engine light code, meaning a bad catalytic converter (or bad O2 sensor?). In CA, cats are replaced by dealers only for $1400. I cannot buy a new one for less than $1100 unless I travel out of state and bring one back. I have tried lacquer thinner in the...
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