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 Mystery oil leak found...

 Created by: Roadwarrior
   Forum Width:     Forum Type: 

 Posted: Aug 28, 2018 02:41PM
Total posts: 2271
Last post: May 23, 2023
Member since:Dec 29, 2004
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Quote:
Originally Posted by Roadwarrior
Both my 2008 and 2009 R56's were leaking oil.  quite a bit actually. So I wasnt sure how much they were using vs. loosing.  But I found it, quite by accident.  While changing the thermostat/housing - Octopus, I noticed there was oil in the oil pressure sending unit.  Pulled it our and cleaned it with some brake cleaner and the oil kept seeping from around the plastic insulator and nut as well as through the connector pin inside.  So, I checked my '09 and the same thing.  Just an FYI to anyone that cares...
Great tip!  Thanks for sharing.

Ken

 Posted: Aug 28, 2018 11:38AM
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Nice tip! GM had a bunch of bad OP sender units in 1975 as well.

 Posted: Aug 28, 2018 11:04AM
Total posts: 42
Last post: Oct 14, 2023
Member since:Aug 25, 2018
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Both my 2008 and 2009 R56's were leaking oil.  quite a bit actually. So I wasnt sure how much they were using vs. loosing.  But I found it, quite by accident.  While changing the thermostat/housing - Octopus, I noticed there was oil in the oil pressure sending unit.  Pulled it our and cleaned it with some brake cleaner and the oil kept seeping from around the plastic insulator and nut as well as through the connector pin inside.  So, I checked my '09 and the same thing.  Just an FYI to anyone that cares...