If you mean the modulator valve for the transmission its on the side of the transmission. Under the car.
New Answerthe 1987 Ford crown vic with a AOD overdrive transmission does not have a modulator valvewhere is the fuel pump relay located on a 1987 ford ltd crown Victoria
According to my Chilton's Auto Repair Manual : For a 1987 Ford Crown Victoria : ( 20.0 U.S. gallons )
On a 1987 Ford Crown Victoria : According to my Chilton's book : ( 20.0 U.S. gallons )
The 1987 Ford Crown Victoria fuel pump relay switch can be found on the firewall in the engine compartment. The relay switch will be on the drivers side of the firewall.
You must drop the fuel tank.
aod (C4)
According to one of Ford's websites : For a 1987 LTD Crown Victoria , 5.0 liter / 302 cubic inch V8 engine : ( the spark plugs are gapped at .050 inch )
According to my Chilton's Auto Repair Manual : A 1987 Ford Crown Victoria has a : ( 20 U.S. gallon gas tank )
On a 1987 Ford Crown Victoria : With engine oil filter change : ( 5.0 U.S. quarts ) for the 5.0 / 302 and the 5.8 / 351 V8 engines According to my Chilton's Auto Repair Manual
The gas mileage for a 1987 Ford Crown Victoria is 17 miles per gallon on the highway and 11 miles per gallon in the city. The combined mileage is 13 miles per gallon.
if your talking about for tranny its on the passenger side of tranny,LOOK for black rubber hose running to it
Messy job, On the driver side you need to remove air intake assy and throttle assy to be able to remove the valve cover. On the passenger side, you have to remove the air intake plenum to get to the valve cover. Time consuming... but not impossible.