basically just remove the bolts holding it up, disconnect the harness, remove and replace!
No
The wires that go off the alternator are fused, meaning that will break the circuit by melting.
No, just common knowledge and the right tool's.
Yes
( 20.0 U.S. gallons ) according to my Chilton's book for a 1989 Ford Crown Victoria
Yes, they are identical
On a 1989 Ford Crown Victoria : ( there are 5 lugs per wheel , total of 20 )
C-4 aod
About two tons.
147 hp
According to my Chilton's Auto Repair Manual : A 1989 Ford Crown Victoria has a ( 20.0 U.S. gallon gas tank )
http://www.modifiedlife.com/1989-ford-crown-victoria-car-radio-wiring-schematic/ any car audio web page will have diagrams