My Mustang Blower fan works only on Defrost?
You have a vacuum line issue. Defrost is the default setting.
http://www.allfordmustangs.com/forums/94-95-tech/160551-heat- controls-not-working-inside-1995-mustang-gt.html -- check this out. It has pics of your possible problem areas with the vacuum line.
Delete spaces in the address for address to work.
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