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Old 01-26-2010, 11:57 PM
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mnepitjr mnepitjr is offline
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Location: North Alabama
Join Date: Sep 2008
Posts: 304
Mein Auto: 2002 525 2000 M5
I hink you should buy the kit and rebuild the heater control valve. I had the same problem on my 88 635 and rebuilding the valve fixed it.
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