Differential Carrier Final Assembly

REMOVAL PROCEDURE
1. Remove the 4 case bolts.
2. Remove the right carrier case half.
3. Clean the sealing surfaces on the carrier case halves. Remove all oil and grease using a chlorinated solvent, such as carburetor cleaner.

INSTALLATION PROCEDURE

- Tools Required
- J 8092 Driver Handle
- J 23911 Seal Installer
- J 33791 Bushing Remover and Installer Set
- J 33799 Shift Cable Housing Seal Installer
- J 33842 Pilot Bearing Installer
- J42211 Bearing Installer

1. Apply a bead of sealer (GM P/N 1052357) or equivalent to one carrier half mounting surface.
2. Assemble the carrier halves.

NOTICE: Refer to Fastener Notice in Service Precautions.

3. Install the carrier halves assembly bolts.
- Tighten the bolts to 50 Nm (37 ft. lbs.).

4. Ensure that the sleeves are positioned properly, as previously marked.





5. Install the bolts and lock tabs.
- Tighten the bolts to 8 Nm (71 inch lbs.).

6. Clean all oil and grease from the left cover and seal assembly, the bolts and the carrier sealing surfaces using carburetor cleaner or equivalent.
7. Apply sealer (GM P/N 1052357) or equivalent to the cover.
8. Install the left cover and seal assembly.
- Tighten the bolts to 25 Nm (18 ft. lbs.).





9. Install the bearing using the J 42211 and the J 8092.





10. Install the shaft seal using the J23911.





11. Install the shift housing seal using the J 33799.





12. Install the clutch shaft pilot bearing using the J 33842.
13. Install the washer to the clutch shaft.
14. Install the clutch shaft to the carrier assembly.
15. Install the clutch sleeve.
16. Install the thrust washer using grease in order to secure.
17. Install the spring with the shift shaft and fork.





18. Install the thrust washer using grease in order to secure. Align the notch and tab.
19. Install the inner axle shaft to the housing.
20. Install the clutch gear with the retaining ring. Tap into place.
20.1. Remove all oil and grease from the housing flange to carrier gasket surfaces using carburetor cleaner or equivalent.
20.2. Apply sealer (GM P/N 1052357) or equivalent to the carrier.
21. Install the shaft and housing assembly to the carrier.
22. Install the two upper bolts finger-tight.
23. Install the shift cable housing and the remaining bolts.
- Tighten the five bolts to 48 Nm (36 ft. lbs.).





24. Install the bushings using the J 33791-1, the J 33791-2 and the J 33791-3.

INSPECTION PROCEDURE

- Tools Required
- J 33798 Hub Engagement Tool





1. Inspect the operation of the shift mechanism. Insert the J 33798 into the shift fork.
2. Turn the axle shaft while engaging and disengaging the shift mechanism with the tool.
3. The mechanism should operate smoothly. If not, remove the tube. Inspect for damaged or improperly installed parts.