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Home >> Saturn >> 2006 >> Vue Red Line, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 6 (Automatic Transaxle - 4T45-E - Introduction (2 Of 2)) >> Repair Instructions >> Direct/Coast Clutch, Reaction Carrier Disassemble

Direct/Coast Clutch, Reaction Carrier Disassemble

WARNING: This page is about a different variant/trim than selected.

Tools Required

    Fig 1: Identifying Selective Thrust Bearing & Thrust Washer
    GM20257Courtesy of GENERAL MOTORS CORP.
  1. Remove the selective thrust bearing (103) and the thrust washer (104) from the input shaft of the direct and coast clutch assembly (105).
    2. Fig 2: View Of Reaction Carrier Assembly To Input Sun Gear Thrust Bearing
    GM20258Courtesy of GENERAL MOTORS CORP.
  2. Remove the input sun gear to input sun gear shaft snap ring (534).
  3. Remove the input sun gear (533) from the input sun gear shaft (511).
  4. Remove the thrust bearing (532) from the reaction carrier assembly (531).
    5. Fig 3: Locating Thrust Bearing On Top Of Reaction Carrier Shaft
    GM20259Courtesy of GENERAL MOTORS CORP.
  5. Remove the reaction carrier assembly (531). You will find a thrust bearing permanently installed in the reaction carrier assembly under the pinion gears.
  6. Remove the reaction sun gear and shell assembly (529).
  7. Remove the thrust bearing (527) from the reaction carrier shaft and shell assembly (526).
    8. Fig 4: Reaction Carrier Shaft & Shell Assembly And Thrust Bearing
    GM20260Courtesy of GENERAL MOTORS CORP.
  8. Remove the reaction carrier shaft and shell assembly (526).
  9. Remove the thrust bearing (524) from the top of the sprag race assembly.
    10. Fig 5: Identifying Direct Coast Clutch Plates
    GM20261Courtesy of GENERAL MOTORS CORP.
  10. Remove the clutch retaining snap ring (517).
  11. Remove the direct clutch plates from the direct coast clutch input housing. The direct clutch consists of a backing plate (523), steel plates (521) and fiber plates (522).
    12. Fig 6: Locating Thrust Bearing On Input Sun Gear Shaft
    GM20264Courtesy of GENERAL MOTORS CORP.
  12. Lift up on the input sun shaft (511) in order to remove the input sun shaft (511) and the sprag (512) as an assembly.
  13. Remove the inner race to input housing thrust bearing (510) if the inner race to input housing thrust bearing did not remain with the input sun shaft and sprag assembly.
    14. Fig 7: Identifying Coast Clutch Plates
    GM20265Courtesy of GENERAL MOTORS CORP.
  14. Remove the coast clutch plates from the input housing (502). The coast clutch consists of four steel plates (508) and four fiber plates (509).
    15. Fig 8: View Of Direct Clutch Snap Ring
    GM20266Courtesy of GENERAL MOTORS CORP.
  15. Compress the direct clutch return spring assembly. Use the J 41232  , and J 23327  . See Special Tools .
  16. Remove the spring retaining snap ring (520).
  17. Remove the J 41232  , and J 23327  . See Special Tools .
    18. Fig 9: Identifying Direct Clutch Return Spring Assembly
    GM20267Courtesy of GENERAL MOTORS CORP.
  18. Remove the direct clutch return spring (519).
  19. Remove the direct clutch piston and seal assembly (518).
    20. Fig 10: Locating Coast Clutch Spring Retainer Snap Ring
    GM20268Courtesy of GENERAL MOTORS CORP.
  20. Compress the coast clutch return spring. Use the J 41236  , and J 23327  . See Special Tools .
  21. Remove the spring retaining snap ring (507).
  22. Remove the J 41236  , and J 23327  . See Special Tools .
    23. Fig 11: Locating Coast Clutch Piston And Seal Assembly
    GM20279Courtesy of GENERAL MOTORS CORP.
  23. Remove the coast clutch return spring retainer (506) and the release spring (505).
  24. Remove the coast clutch piston and seal assembly (504).
    25. Fig 12: Removing Seals From Input Shaft Assembly
    GM20280Courtesy of GENERAL MOTORS CORP.
  25. Remove and discard the four Teflon™ oil seals (500) from the input shaft assembly (502).
    26. Fig 13: Input Sun Gear Shaft
    GM1644750Courtesy of GENERAL MOTORS CORP.
  26. Remove the input sprag assembly (512 and 514-516) from the input sun gear shaft (511).
  27. Remove the snap ring (516) from the sprag assembly (515).
  28. Remove the sprag clutch assembly (515) from the sprag outer race (512).
  29. Remove the two end bearings (514) from the sprag clutch assembly (515).
    30. Fig 14: Inspecting Piston And Seal Assemblies For Damage
    GM25507Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The pistons are reusable if not damaged. If the pistons or seals are damaged, replace the assembly.
  30. Inspect the piston (518 and 504) and seal assemblies for damage or cut seals.
  31. Inspect the clutch spring assemblies (519 and 505) for distortion or missing springs.
    32. Fig 15: Inspecting Direct Clutch, Coast Clutch Retainer And Ball Assemblies
    GM25508Courtesy of GENERAL MOTORS CORP.
  32. Inspect the direct clutch and coast clutch retainer and ball assemblies for leaks or damage.
  33. Inspect the oil passages for blockage.
  34. Inspect the bushings and bearings for excessive wear.
  35. Inspect the seal grooves on the input shaft for nicks or damage.
  36. Inspect the splines, housings and clutch plates for cracks, excessive wear or damage.
  37. Inspect all other components for damage or excessive wear.
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