Voltage fluctuating like crazy

[Ch0kks]

You warrup guys, I have a yinlong 80ah bank on a stock 150amp alternator. My voltage is fluctuating like crazy at idle with no music playing. It jumps all over the place and the inside lights are dimming/flickering.

Taramps md 8000 amp

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[honkyg^2]

your car's voltage regulator may need to be replaced. did you get a sudden cold snap over the weekend like we did here in the states?