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  1. E63 / E64 6 Series (2004 - 2010)
    2010 BMW 6 Series 160K miles Hi, My engine light light is on. Fail message : bank 1 and bank 2 readings bad - replaced all 4 O2 sensors same fail codes ? Please advise.
  2. E63 / E64 6 Series (2004 - 2010)
    I am trying to be able to deactivate one cylinder bank in my V8 and alternate between banks, either manually or automatically (by time, or mileage). I read some threads on this, but no one talked about how to actually achieve this. Does anyone have any ideas? Turning off fuel injectors...
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