Express 3/4 Ton Van V8-5.7L VIN R (1998)
9. On axles with a locking differential, keep the pinion shaft partially withdrawn.
10. On axles with a locking differential, place the lock (1) on the axle shaft (3) so that the ends are flush with the thrust block (2).
11. Pull the shaft flange outward in order to seat the lock in the differential side gear.
12. Align the hole in the pinion shaft with the screw hole in the differential case.
IMPORTANT: Anytime a differential pinion shaft locking screw is removed, coat the screw threads with Loctite 242 before reinstalling. The
screw has an adhesive coating in order to prevent the screw from loosening in the case. Removing the screw removes the adhesive on the screw.
