• 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 ajohnson2u

  1. A

    Air Injection Check Valve replacement

    I had an inspection fail on my 06 Grand Prix for 2 codes. po455 and po411. The 455 was an easy fix by changing the evap can in the back. $30 and 10 minutes. The 411, from what I've read, can turn into a nightmare if you don't fix the right thing. I've heard of people changing up to 4 pumps due...
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