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      08-05-2013, 10:41 PM   #131
R1robot
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Drives: 2003 Z4 2.5i
Join Date: Jan 2013
Location: Texas

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I've had this same exact problem, but for an M54 engine E85. I think this is a problem for all Z4's. I was told since i wait until the gas light comes on, bmw tank pumps don't work well and wear out faster unless the pump is always swimming in gas.

Moral of the story, 3/4's is when i fill it up.
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