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Remove the alternator and have it tested at any auto parts store?

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โˆ™ 2011-09-13 13:14:09
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Q: Power surge with headlights causing them to flash bright to dim while driving on a 86 300 zx?
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Question revised Power surge with headlghts causing them to flash bright to dim while driving on a 1986 300 zx Both the alt and battery have been replaced?

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