just as an aside you probably have thermostat issues as well because no matter how fast the fan is turning the t/stat should not open until the engine is up to temp.you are relying on the fan to get rid of excess heat not to keep heat in the engine.

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David S Poole
European Performance
Dallas, TX
4696880422

"Fortune favors the prepared mind"
1987 Mercedes Benz 420SEL
1988 Mercedes Benz 300TE (With new evaporator)
2000 Mercedes Benz C280
http://www.w108.org/gallery/albums/A...1159.thumb.jpg