why does my 1999 Grand Marquis battery go down while driving?

Asked by Apr 06, 2017 at 08:07 AM about the 1999 Mercury Grand Marquis 4 Dr LS Sedan

Question type: General

The batterie dies while ur drivinf, ne altenator new battery and a ner altenator  part that charges altenator ..still gooes dead

1 Answer

123,975

Have a load test done on the alternator, bring it to Auto Zone and have them do it for free

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