Mechanics

IT IS NORMAL THE HUMMING SOUND ON THE POWERTRAIN CONTROL MODULE?

1995 Ford Taurus • 140,000 miles

When I start it and five minutes pass it stops and makes a humming sound on the PCM and it doesn't turn on. The starer, fuel filter and battery is new.
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Alfonso M
November 26, 2011.




It could be a micro-relay vibrating.

Rivermikerat
Nov 26, 2011.


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