Econoline E350 1 Ton V8-5.4L SOHC VIN L (1999)
6. Using a piece of 0.762-mm (0.030-inch) thick shim or gauge stock, push out the differential pinion thrust washers located behind the differential
pinion gears.
7. NOTE: This step is very important to relieve the pressure of the rear axle disc and plate kit.
Momentarily loosen the forcing screw.
8. NOTE: When attempting to rotate the differential side gear, some tightening or loosening of the forcing screw will probably be required to permit
gear movement.
Retighten the forcing screw until a very slight movement of the differential pinion gears is seen.
