Thread: W126 sudden heat loss
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  #43  
Old 11-14-2013, 08:09 PM
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LandYaghtLover LandYaghtLover is offline
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Location: Green Bay, WI
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Does your engine temp stay constant? Next just disconnect the valve. With it disconnected you should have full heat at all times.
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1992 750il / 17k miles - project car
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