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Home >> Buick >> 2007 >> Allure CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 33 (Automatic Transaxle - 4T65-E - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Repair Instructions - Off Vehicle >> Input and 3rd Clutch Disassemble

Input and 3rd Clutch Disassemble

WARNING: This page is about a different car, the 2008 Buick LaCrosse and 2008 Buick Allure. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

    Fig 1: View Of Input Clutch Plate Assemblies
    GM10635Courtesy of GENERAL MOTORS CORP.
  1. Use a flat blade screwdriver in order to remove the retaining ring (659) from the input shaft and housing assembly (632).
  2. Remove the input clutch backing plate (658).
  3. Remove all of the input clutch plate assemblies (656, 657).
  4. Remove the input clutch waved plate (655) and the input clutch apply plate (654).
    5. Fig 2: Identifying Third Clutch Plates Assemblies
    GM10637Courtesy of GENERAL MOTORS CORP.
  5. Use a flat blade screwdriver in order to remove the retaining ring (649) from the input shaft and housing assembly (632).
  6. Remove the third clutch backing plate (648)
  7. Remove the third clutch plate assemblies (646, 647).
  8. Remove the third clutch waved plate (645).
    9. Fig 3: Locating Input Shaft Thrust Bearing Assembly
    GM10638Courtesy of GENERAL MOTORS CORP.
  9. Remove the input shaft thrust bearing assembly (644).
    10. Fig 4: Compressing Third Clutch Spring Retainer & Guide Assembly Using J 23327, J 25018-A & J 8059
    GM10639Courtesy of GENERAL MOTORS CORP.
  10. Use J 23327  and J 25018-A  in order to compress the third clutch spring retainer and guide assembly. See Special Tools .
    11. IMPORTANT: Do not overexpand the retaining ring during removal.
  11. Use J 8059  in order to remove the retaining ring (640) from the input shaft and housing assembly. See Special Tools .
  12. Remove J 23327  and J 25018-A  from the input shaft and housing assembly. See Special Tools .
    13. Fig 5: View Of Third Clutch Retainer/Guide Assembly & Piston/Seal Assembly
    GM399730Courtesy of GENERAL MOTORS CORP.
  13. Remove the third clutch retainer and guide spring assembly (643).
  14. Remove the third clutch piston and seal assembly (642).
    15. Fig 6: Compressing Input Clutch Spring & Retainer Assembly Using J 23327 & J 8059
    GM10642Courtesy of GENERAL MOTORS CORP.
  15. Use J 23327  in order to compress the input clutch spring and retainer assembly. See Special Tools .
    16. IMPORTANT: Do not overexpand the retainer ring during removal.
  16. Use J 8059  in order to remove the retainer ring (640) from the input shaft and housing assembly. See Special Tools .
  17. Remove J 23327  from the input shaft and housing assembly. See Special Tools .
    18. Fig 7: View Of Input Clutch Piston Assembly
    GM399734Courtesy of GENERAL MOTORS CORP.
  18. Remove the third clutch piston housing (639).
  19. Remove the input clutch spring and retainer assembly (637).
  20. Remove the input clutch piston assembly (636).
    21. Fig 8: Identifying Input Clutch Piston Outer Seal
    GM10640Courtesy of GENERAL MOTORS CORP.
  21. Remove the input clutch piston outer seal (635).
    22. Fig 9: Identifying Third & Input Clutch Components
    GM10645Courtesy of GENERAL MOTORS CORP.
  22. Remove the third clutch piston inner seal (641).
  23. Remove the third clutch housing O-ring seal (638).
  24. Remove the input clutch piston inner seal (634).
    25. NOTE: Do not damage the grooves on the shaft, when removing the oil seal rings.
  25. Cut the input shaft oil seal rings (628).
  26. Remove the input shaft oil seal rings (628).
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