As long as it's not a red spotlight, yes
no
Yes
Yes
Yes
Yes
Yes.
Ford Crown Victoria was created in 1955.
Yes
On a 2003 Ford Crown Victoria : ( fuse # 20 is a 20 amp fuse for the spot lamp , police vehicle option ) In the fuse panel below and to the left of the steering wheel , by the brake pedal
No
Yes.
Yes.