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Home >> Cadillac >> 2005 >> STS 3.6 7 >> Repair and Diagnosis >> Transmission >> Hydraulic Diagrams >> Automatic Transmission - 5L40-E/5L50-E - (Overhaul) >> Repair Instructions >> Control Valve Body Accumulator Assembly Disassemble

Control Valve Body Accumulator Assembly Disassemble

    Fig 1: View Of 2nd Clutch Accumulator Components
    GM801925Courtesy of GENERAL MOTORS CORP.
    NOTE: Note the position of each accumulator before removal. The accumulators must be assembled in the same positions, or damage may occur.
  1. Remove the 2nd clutch accumulator housing bolts (318).
    2. IMPORTANT: The 5L50-E has a unique stackup on the 2nd clutch accumulator housing.
  2. Remove the 2nd clutch accumulator housing (333) and spring (329).
    3. Fig 2: View Of Intermediate Clutch Housing Bolts
    GM801926Courtesy of GENERAL MOTORS CORP.
  3. Remove the intermediate clutch housing bolts (318).
  4. Remove the intermediate clutch accumulator housing (328), and spring (324).
    5. Fig 3: Locating Overdrive Clutch Accumulator Housing, Bolts & Spring
    GM801927Courtesy of GENERAL MOTORS CORP.
  5. Remove the overdrive clutch accumulator housing bolts (318).
  6. Remove the overdrive clutch accumulator housing (323), and spring (319).
    7. Fig 4: Identifying Direct Accumulator Housing
    GM801928Courtesy of GENERAL MOTORS CORP.
  7. Remove the direct clutch accumulator housing bolts (318).
  8. Remove the direct accumulator housing (317), and spring (313).
    9. Fig 5: Removing Piston With Air Pressure
    GM801929Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: It may be necessary to use air pressure to remove the piston.
  9. Release the piston with air pressure.
    10. Fig 6: View Of 2nd Clutch Accumulator Piston
    GM801930Courtesy of GENERAL MOTORS CORP.
  10. Remove the 2nd clutch accumulator piston (331) from the 2nd clutch accumulator housing (333).
  11. Remove the 2nd clutch accumulator piston rings (332, 330).
    12. Fig 7: Removing Piston With Air Pressure
    GM801929Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: It may be necessary to use air pressure to remove the piston.
  12. Release the piston with air pressure.
    13. Fig 8: Locating Intermediate Clutch Accumulator Piston
    GM801932Courtesy of GENERAL MOTORS CORP.
  13. Remove the intermediate clutch accumulator piston (326) from the intermediate clutch accumulator housing (328).
  14. Remove the intermediate clutch accumulator piston fluid seal rings (325, 327).
    15. Fig 9: Removing Piston With Air Pressure
    GM801929Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: It may be necessary to use air pressure to remove the piston.
  15. Release the piston with air pressure.
    16. Fig 10: Identifying Overdrive Clutch Accumulator Components
    GM801933Courtesy of GENERAL MOTORS CORP.
  16. Remove the overdrive clutch accumulator piston (321) from the overdrive clutch accumulator housing (323).
  17. Remove the overdrive clutch accumulator piston fluid seal ring (320, 322).
    18. Fig 11: Removing Piston With Air Pressure
    GM801929Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: It may be necessary to use air pressure to remove the piston.
  18. Release the piston with air pressure.
    19. Fig 12: View Of Direct Clutch Accumulator Components
    GM801934Courtesy of GENERAL MOTORS CORP.
  19. Remove the direct accumulator housing piston (315) from the direct accumulator housing (317).
  20. Remove the direct clutch accumulator piston fluid seal rings (314, 316).
    21. Fig 13: View Of Control Valve Body Bolts
    GM801935Courtesy of GENERAL MOTORS CORP.
  21. Remove the control valve body bolts (50, 300).
    22. Fig 14: Locating Control Valve Body Channel Plate, Ball Check Spring & Gasket
    GM801936Courtesy of GENERAL MOTORS CORP.
  22. Remove the control valve body channel plate (301).
  23. Remove the channel plate ball check spring (302) and the gasket (303).
    24. Fig 15: Identifying Control Valve Body Channel Plate
    GM801937Courtesy of GENERAL MOTORS CORP.
  24. Remove the control valve body channel plate (304).
    25. Fig 16: Removing Checkballs & Gaskets
    GM801938Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The checkballs (306) may be inside the bottom channel plate (304), or may be sitting on gasket (305).
  25. Remove the checkballs (306) and the gasket (305).
    26. Fig 17: Removing Control Valve Body Spacer Plate, Gasket & Filters
    GM801939Courtesy of GENERAL MOTORS CORP.
  26. Remove the control valve body spacer plate (307).
  27. Remove the filters (308, 312).
  28. Remove the spacer plate gasket (309).
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