96 grand marquis signal light fuse blows when car engine is running

1996 MERCURY MARQUIS
140,000 MILES • V8 • 2WD • AUTOMATIC
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DELTA6969111
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my signal lights just went out, my brake lights and running lights work fine, never checked 4 ways? however, i replaced the blown 15amp fuse with another, while the ignition is at the on position the signals work fine all bulbs work, as soon as you start the car the fuse pops????
Apr 13, 2011 at 4:32 PM
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WRENCHTECH
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Which fuse is blowing?
Apr 13, 2011 at 4:57 PM
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DELTA6969111
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  • 3 POSTS
the signal light fuse??? not sure what you are asking
Apr 13, 2011 at 5:05 PM
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DELTA6969111
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  • 3 POSTS
ok i think fuse number 5 15amp
Apr 13, 2011 at 5:10 PM
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WRENCHTECH
  • ✓ASE Certified Mechanic
  • 20,761 POSTS
  • ASE Certified Mechanic
Here are the items on that circuit. Start isolating systems and components one at a time until the short is gone. Use a circuit breaker instead of a fuse for testing.
Apr 13, 2011 at 5:26 PM
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