Thread: Battery light dimly lit up on idle...Alternator problems?
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Old 11-23-2014, 04:28 PM
SD Blue SD Blue is offline
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Join Date: Jun 2004
Location: West of Ft. Worth. TX
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Depending on if there were changes made, 13.9 Vdc may be a little high. What kind of Vac are you reading? You will get a dim charging light with high AC voltage from a rectifier diode starting to fail as well.
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