• 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 johnwohl

  1. J

    Persistent misfire cylinder 3 when hot, can't figure it out. DTC P303

    Hello there. I'm trying to find the cause and solution to a misfire on cylinder 3 in my girlfriends 2004 grand prix GTP. I don't know if it has anything to do with the problem but it sometimes takes a try or two to start, and sometimes you need to give it a little gas. After it starts...
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