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  1. 7 Series - E65 / E66 (2002 - 2008)
    Help!!! My 2002 745 LI has been at the dealer for 6 months! He does not know how to solve lean mix code. Service done to date. New MAF New PCV Smoke Test All seals orings that leaked have been replaced Re-smoke tested New Battery 2 New O2 sensors (pre converter) Still getting P2179 and P2177...
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