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      11-10-2012, 09:58 AM   #18
avocet
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Drives: 2007 328i
Join Date: Sep 2010
Location: Vancouver bc

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Hydraulic fluid is just as noncompressible as water. Or else we would have very very spongy brakes.

I will change fluid every year. Just use a turkey baster and suck what I can out out of the reservoir. Keeps the fluid fresh until a brake pad service. Then it gets a flush.