Battery dies overnightc2010 marquis

Asked by Jul 21, 2017 at 07:34 AM about the 2010 Mercury Grand Marquis LS

Question type: Maintenance & Repair

Battery dies overnight . Alternator
checks good. Parasitic draw #_from
tester aren't an obvious diagnosis, tried
new battery,, switched lighting control
module as all indications pointed to
that. Worked great for 2_weeks. Sat idle
for 36 hrs., battery dead. HELP ??!!

1 Answer

111,785

The LCM lighting control module is a known problem, get a rebuilt one on EBAY. its under the steering wheel

3 of 3 people found this helpful.

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