Have you checked that the headlight switch is working properly?
You need to go to a car parts store, and get a repair manual for your car. They cost about $16.00 Or, go to a Public Library.
Pop the hood, take off the front grill, remove old lights, replace with new ones. The headlights will probably be mounted on a frame.
there is one in the back of the haynes repair manual.
A grand marquis wiring diagram can be found in a Chiltons or Haynes auto repair manual.
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Go to a Ford service department. They will either have the manual or point you in the right direction.
You need to go to a car parts store, and get a repair manual for your car. They cost about $16.00
== == I would look in a chiltons book .The best place is the library because they have more detailed manuals , similar to those used by pro mechanics
Google "Chilton Repair Manuals" or "Haynes Repair Manuals" and order one. I think they both show full wiring diagrams in the back reference sections.
the Haynes repair manual should have a wiring diagram....possibly the internet.
yes
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