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International Automotive Technicians Network
Re: 64 Impala alternator/Regulator wiring?
Posted to Technical Discussion Forum on 10/20/2012

Hi Kelly:

What looks like a horn relay is actually a tell-tale relay for turning the charging indicator light off. The contact points are stuck in the closed position and feeding battery voltage through the regulator to the alternator field. Disconnecting th... Login to read more.