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Home >> Cadillac >> 2007 >> Escalade RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 789 (Automatic Transmission - 4L80-E/4L85-E - Overhaul) >> Repair Instructions >> Direct Clutch Assembly Disassemble

Direct Clutch Assembly Disassemble

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Tools Required

  1. Remove the intermediate clutch roller retainer retaining ring (627).
    Fig 1: Identifying Intermediate Clutch Roller Retainer Retaining Ring
    GM335037Courtesy of GENERAL MOTORS CORP.
  2. Remove the intermediate clutch roller retainer (626).
    Fig 2: View Of Intermediate Clutch Roller Retainer, Sprag Assembly & Race
    GM335038Courtesy of GENERAL MOTORS CORP.
  3. Remove the intermediate clutch sprag assembly (624) and race (625) as an assembly.
  4. Remove the intermediate clutch roller outer race (625).
  5. Inspect the intermediate clutch sprag assembly (624) for damaged rollers, a damaged cage or distorted springs.
  6. Remove the direct clutch backing plate retaining ring (616).
  7. Remove the direct clutch backing plate (617).
  8. Remove the direct clutch plates (611, 618).
  9. Remove the direct clutch (waved) plate (609).
  10. Inspect the direct clutch backing plate (617) for damage and cracks.
  11. Inspect the direct clutch plates (609, 611, 618) for wear, burned, flaking, scoring, and pitting.
  12. Install the J 23327  and the J 25018-A  onto the direct clutch housing assembly (623). See Special Tools .
    Fig 3: Compressing Direct Clutch Spring Assembly With J 23327 & J 25018-A
    GM335040Courtesy of GENERAL MOTORS CORP.
  13. Compress the direct clutch spring assembly (607).
  14. Remove the direct clutch spring retainer ring (608).
  15. Remove the tools.
  16. Remove the direct clutch spring assembly (607).
    Fig 4: View Of Direct Clutch Spring & Piston Assemblies
    GM335041Courtesy of GENERAL MOTORS CORP.
  17. Inspect the direct clutch spring assembly (607) for collapsed coils and distortion.
  18. Remove the direct clutch piston assembly (619). The direct clutch piston assembly is reusable unless it is damaged.
  19. Inspect the direct clutch piston assembly (619) for damage and cracks.
  20. Remove the direct clutch piston intermediate seal (622) from the direct clutch housing assembly (623).
    Fig 5: View Of Inspection Areas On Direct Clutch Housing Assembly
    GM335042Courtesy of GENERAL MOTORS CORP.
  21. Inspect the direct clutch housing assembly (623) for the following:
    • Cracks
    • Wear
    • Restricted/clogged oil passages
    • Free movement of check balls (rattles)
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