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Old 09-24-2020, 09:04 PM   #5
Join Date: May 2017
Location: Kansas
Posts: 47
Default Re: Does Optima battery charge different

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I would put a volt meter at alternator and see if voltage increases after starting. With load of lights and Horn at alternator amp meter should not show discharge if alternator is changing, should be around 6.6 to 7 volts with a fully charged battery at fast idle.
VinceBlack is offline   Reply With Quote