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1990 Mercury Grand Marquis Question: Car wont start



Visitor, Mansfield, OH, January 21, 2011, 09:18

car wont start, hear clicking noise. had battery checked, battery good.Jump start, starts right up. Last night while driving car died completely.

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  • Answer #1

    January 22, 2011, 02:29

    First, fully charge the battery to get a good system voltage baseline. Then have a charging system diagnosis performed. I think you will find that your voltage regulator and/or alternator is underperforming.

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