1999 Mercury Grand Marquis battery won't stay charged. Got new battery did the same thing.

Asked by Sep 22, 2016 at 12:32 PM about the 1999 Mercury Grand Marquis

Question type: Maintenance & Repair

Why won't my battery stay charged?

1 Answer

1,315

You could have a bad alternator, that's not charging the battery. Voltage running should be 14.5 volts at the battery. You could also have a current drain, draining the battery overnight. Disconnect the battery at night to see if this is the case, assuming it's being charged by the alternator.

Your Answer

Add photo

Related Questions

  • 1999 Mercury Grand Marquis battery won't stay charged. Got new battery did the same thing. 1 answer

    Why won't my battery stay charged?

    1999 Mercury Grand Marquis

    -

    Maintenance & Repair

  • 1999 Mercury Grand Marquis won't turn over 20 answers

    I had thought it was my battery at first so I replaced it so next thought was that it was my starter. After having a friend look at it he said it wasn't that and my fuel pump isn't getting any powe...

    1999 Mercury Grand Marquis

    -

    Maintenance & Repair

  • 2000 grand marquis turns over but won't start replaced fuel pump, battery, fuel filter 5 answers

    My 2000 grand marquis will turn over but won't start. I went out to my car and after running with no problems the battery was dead, I have replaced the battery. Then the car would turn over with the...

    2000 Mercury Grand Marquis LS

    -

    Maintenance & Repair

  • My 1999 grand marquis won't turn over 3 answers

    I was sitting at a stop light and my 99 marquis just cut off.. I tried starting it but it won't turn over... All it does is crank... I checked all relays,fuses,and fuel pump filter.. I even check...

    1999 Mercury Grand Marquis 4 Dr GS Sedan

    -

    Maintenance & Repair

  • 99 Mercury Grand Marquis 2 answers

    So I've had a a 99 Mercury Marquis sitting in my garage for about 2 years, I've been trying to get it to run lately. So I've changed the fuel pump, cleaned out the tank and put it back on and I got...

    1999 Mercury Grand Marquis 4 Dr LS Sedan

    -

    Maintenance & Repair

Search Mercury Grand Marquis Questions

Mercury Grand Marquis Experts

#1 Tracy Hooks
Tracy Hooks
Reputation 5,650
#2 kbro
kbro
Reputation 2,120
#3 Js08016
Js08016
Reputation 1,830
View All

Related Models For Sale

Used Ford Crown Victoria
8 listings starting at $5,995
Used Lincoln Town Car
10 listings starting at $1,850
Used Chevrolet Impala
64 Great Deals out of 918 listings starting at $799
Used Buick LeSabre
13 listings starting at $2,500
Used Ford F-150
375 Great Deals out of 9,645 listings starting at $995
Used Ford Mustang
9 Great Deals out of 1,274 listings starting at $1,000
Used Ford Taurus
21 Great Deals out of 291 listings starting at $4,988
Used Honda Accord
97 Great Deals out of 1,124 listings starting at $1,888
Used Toyota Camry
32 Great Deals out of 1,635 listings starting at $2,400
Used Ford Explorer
53 Great Deals out of 1,353 listings starting at $3,500

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use.