Thread: Why a Resistor?
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Old 01-06-2026, 10:32 AM   #13
deuce_roadster
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Default Re: Why a Resistor?

Common on 12v GM cars was an ignition switch that would bypass the external resistor while the engine was cranking to ensure the coil was getting max voltage and when the switch went from "start" to "run" the voltage then went through the resistor.
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