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Alternator noise at idle

Started by comet_666, August 19, 2016, 06:03:22 PM

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comet_666

August 19, 2016, 06:03:22 PM
I have the 100 AMP Tuff Stuff 8509DSP alternator. It was fine until today, I drove around for awhile, and heard a high pitched noise. Got home and opened the hood and it seems like its coming from the alternator. When I give it gas it goes away. I re tightened the belt but no love.

Thoughts?

cdr

#1
August 19, 2016, 06:52:20 PM
probobly has a bad diode inside.
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comet_666

#2
August 19, 2016, 07:56:02 PM
dammit.

shorty442

#3
August 19, 2016, 09:24:46 PM
...could do what my buddy always suggested in this case;  "turn up the radio!"   :lol:
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