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Old 05-02-2002, 10:13 PM
euro 287 euro 287 is offline
Senior Member
Join Date: Apr 2001
Location: Baton Rouge
Posts: 485
It could be anything from the duovalve unit malfunctioning to a bad a/c pushbutton assy. Have seen both of these components fail and cause this problem . You would have to get a electrical diagram and stsrt troubleshooting.
euro 287
Mercedes Technician 7 Years (retired to Hyundai)
2000 Dodge Durango
98 Mazda truck
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