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Old 11-15-2012, 02:05 PM   #12
Registered User
Join Date: Sep 2008
Location: Fort Smith, Arkansas
Posts: 236
My Ride: 1999 328i 4dr
Originally Posted by jfoj View Post

Once car is cold overnight, pull sensor with cap still on expansion tank, vacuum in system will only allow about 1/2 cup of coolant to leak out.

Install replacement O ring you are golden.
Great. I will try that this weekend for sure.
Thanks jfoj

1999 328i E46 with a M52TU - 2002 X5 E53 3.0i with a M54 - -

CrazyOneToo is offline   Reply With Quote