Town Car V8-4.6L VIN V Flex Fuel (2006)
2. Rotate the hub or flange one full turn and note the maximum and minimum readings. The difference between the maximum and minimum readings
will be the total face runout. The runout must not exceed 0.127 mm (0.005 inch).
Drive Pinion Stem and Pinion Flange
Check the pinion flange runout when all other checks have failed to show the cause of vibration.
One cause of excessive pinion flange runout is incorrect installation of the axle drive pinion seal. Check to see if the spring on the seal lip has been
dislodged before installing a new ring gear and pinion.
