Express 1/2 Ton Van V8-5.7L VIN R (1999)
7. On axles with a locking differential, remove the shaft part way, and rotate the case until the pinion shaft touches the housing.
8. On axles with a locking differential, use a screwdriver or similar tool to enter the differential case and rotate the lock (1) until it aligns with the
thrust block (2).
Important: Do not force or hammer the axle shaft.
9. Push the flange of the axle shaft toward the differential.
