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      01-06-2012, 11:22 PM   #7
jdub486
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Drives: 2009 e92 335i M Sport 6mt FBO
Join Date: Sep 2011
Location: Maryland

Posts: 92
iTrader: (1)

The newest n54 pump is from the 1m. The part number ends in 170. I had the 933 pump for 10k miles before the long cranks started. I was not throwing any codes, but the dealer changed the pump with the 1m part without question.
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