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Home >> Buick >> 2007 >> Lucerne CX >> Repair and Diagnosis >> External Pages >> Different car >> Section 246 (Automatic Transaxle - 4T65-E - Overhaul) >> Repair Instructions >> Input Clutch and Third Clutch Disassemble >> Disassembly Procedure

Disassembly Procedure

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    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 The Third Clutch Spring Retainer And 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.
    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.
    13. Fig 5: Locating Third Clutch Piston And 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 The Input Clutch Spring And 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.
    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.
    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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