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08135IFL · 10-09-2017, 02:56 PM

Mine didn't fail, but the housing was leaking at the plastic/metal seam (common). No way to fix the leak so the water pump/thermostat/coolant was all done at 90k or right about 9 years. I'd suggest waiting until it actually needs replaced.

10-09-2017, 02:56 PM	#19
08135IFL Private 8 Rep 61 Posts Drives: N54 135i Coupe Join Date: Nov 2015 Location: FL iTrader: (0)	Mine didn't fail, but the housing was leaking at the plastic/metal seam (common). No way to fix the leak so the water pump/thermostat/coolant was all done at 90k or right about 9 years. I'd suggest waiting until it actually needs replaced.
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