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      12-07-2012, 06:46 PM   #6
Wrotwro7
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Drives: 2009 IB M3 / 2013 SG M5
Join Date: Aug 2012
Location: Decatur, Il

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Quote:
Originally Posted by singularity
After doing a lot of reading on other forums I've come to a conclusion that the issue is either a hydraulic pump failure or belt getting wet from snow. The rattle sound when the steering wheel is at maximum left/right position persists.

Conslusion: M5 F10 steering fails after 15 circles on snow. Buying a used 535i + 911 Turbo would've been more suitable.
Curious if you are seeing a starvation problem from centrifugal force? Possibly the pump isn't getting enough happiness from the reservoir. Might explain why you see it under heavy acceleration and steering conditions?

Still, yikes...
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