when i turn my defroster on it kills my engine and lights on 1999 Ford Escort

could this be a shorted relay or the altenator

by in Shelbina, MO on October 25, 2009
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1 answer
ANSWER by , October 25, 2009
This is a tough one, when you turn on the defrost, the A?C Compressor should turn on and if the compressor is bad, it could cause the engine to stall. Try turning on the A/C and see if the same thing happens.