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  1. E46 (1999 - 2006)
    I recently had my new to me 2003 bmw serviced due to a check engine light. We replaced a few ignition coils, new spark plugs, new vaccum line and new air pump. The engine light came right back on after I stopped for gas after leaving the shop. They're closed yesterday and today so I can't...
  2. 7 Series - E38 (1995 - 2001)
    Ok guys, read about these code until I thought I am somewhat knowledgeable as to how to fix secondary air pump is not working when connected to harness on cold car start up. I have taken it out bench tested it with a 12 volt battery and it fires up fine. Tested the harness with volt...
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