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So my battery is new and alternator works fine but when I run my headlight and my acc it seems to battle with the battery power any suggestions
 

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93 NA ATX 3000gt DOHC
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I suggest your alternator or associated wiring is not as fine as you think. With engine running, a good working alternator will hold ~ 14 volts at battery even with headlights and A/C on.
 
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