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Old 02-03-2013, 05:58 PM
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Hirnbeiss Hirnbeiss is offline
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Join Date: Mar 2002
Location: South Florida
Posts: 1,671
This sounds so flow related I wonder if your main water pump works sufficiently. Does it overheat in the summer?
I think there is a block vent plug on your M103 passenger side, if you wanted to try.
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