Thread: DMTL pump bad
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      05-08-2009, 10:27 AM   #4
king of the hills
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Drives: 335i coupe
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Location: Denver, CO

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1994 530i  [4.25]
2007 335i Coupe  [4.07]
I had it replaced, its just emissions diagnostic pump. Its what you hear running in the left side of the trunk after you turn the car off.
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