72. Input Clutch Housing End Play Check (F4WD Only)

2005 Buick Allure (CANADA) V6-3.6LSECTION 72. Input Clutch Housing End Play Check (F4WD Only)


Input Clutch Housing End Play Check (F4WD Only)

^ Tools Required
- J 33381-A Final Drive Remover and Installer
- J 33386-A Input Shaft End Play Tool
- J 36850 Assembly Lubricant
- J 44472 End Play Checking Tool





1. Install the final drive sun gear shaft (689).





2. Use J 36850 or equivalent in order to retain the parking gear thrust bearing (695) to the parking gear (696).
3. Install the parking gear thrust bearing (695) and the parking gear (696).





4. Install the final drive sun gear (697).





5. Important: Install bolts and tighten securely to prevent tool deflection during end play measurement.

5. Install J 44472.





6. Adjust the collar on tool J 33381-A to the 4T65-E CLUTCH& DRUM setting.





7. Install J 33381-A into the input clutch housing assembly (632).
8. Tighten the threaded rod of J 33381-A until the rod is finger tight.
9. Use J 33381-A in order to lift the input clutch housing assembly (632). The sprag clutch assemblies will also be attached.
10. Install the assembly (632) into the case. Be sure that the assembly is down all the way.
11. Remove J 33381-A from the assembly.





12. Using two bolts, install J 33386-A onto the case.
13. Tighten the bolts in order to securely hold J 33386-A.
14. Tighten J 26958 finger tight in order to eliminate differential carrier end play.





15. Insert the thrust washer (630) from the input clutch housing into J 33386-A as indicated. If the thrush washer will not fit into J 33386-A, select the next size smaller thrust washer and recheck.
16. Use a feeler gauge in order to measure the clearance between J 33386-A and the thrust washer (630).
^ If the clearance is less than 0.0521 mm (0.006 inch), use the current size thrust washer.
^ If the clearance is 0.0521 mm (0.006 inch) or more, select the next size larger thrust washer and recheck.





17. Remove J 33386-A.
18. Adjust the collar on tool J 33381-A to the 4T65-E CLUTCH & DRUM setting. Make sure that the threaded rod is fully loosened.
19. Install J 33381-A into the input clutch housing (632).
20. Tighten the threaded rod of J 33381-A until the rod is finger tight.
21. Use J 33381-A in order to lift the input clutch housing assembly (632). The sprag clutch assemblies will also be attached.
22. Remove the assembly (632) from the case.





23. Position the transmission so that the oil pan is facing down.
24. Remove J 44472.





25. Remove the final drive sun gear (697).





26. Remove the parking gear (696) and the parking gear thrust bearing (695).





27. Remove the final drive sun gear shaft (689).
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.