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Home >> Mercury >> 1993 >> Cougar/XR7 V8-302 5.0L HO >> Repair and Diagnosis >> Heating and Air Conditioning >> Testing and Inspection >> Component Tests and General Diagnostics >> Component Tests >> Electronic Climate Control >> Blower Motor >> Blower Speed Controller (BSC) Diagnosis

Blower Speed Controller (BSC) Diagnosis





High blower only when control is OFF and display is blank, ignition in RUN.
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