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Home >> Saturn >> 2003 >> Ion 1 Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transaxle - AF23-5 >> Repair Instructions >> Control Valve Body Assembly Assemble

Control Valve Body Assembly Assemble

Important:  Align each bolt hole in the valve body with the holes in the spacer plate and gasket assembly.

  1. Install the new spacer plate and gasket assembly (324) onto the rear control valve body assembly (326).
    Fig 1: Installing Spacer Plate & Gasket Assembly
    G02125776Courtesy of GENERAL MOTORS CORP.

    Important:  Align each bolt hole in the valve body with the holes in the spacer plate and gasket assembly.

  2. Install the rear control valve body assembly (326) onto the middle control valve body assembly (323).
    Fig 2: Installing Rear Control Valve Body Assembly
    G02125777Courtesy of GENERAL MOTORS CORP.
  3. Install 2 - M5 x 0.8 x 35 mm rear control valve body bolts/screws (335).
  4. Install 1 - M5 x 0.8 x 40 mm rear control valve body bolt/screws (333).
    Fig 3: Installing Rear Control Valve Body Bolts
    G02125778Courtesy of GENERAL MOTORS CORP.
  5. Hand tighten the 3 rear control valve body assembly bolts/screws (333, 335).
    Fig 4: Tightening Rear Control Valve Body Assembly Bolts
    G02125779Courtesy of GENERAL MOTORS CORP.

    Important:  Align each bolt hole on the valve body with the holes in the gaskets and plates.

  6. Install the spacer plate (328) and the 2 new gaskets (327, 329) onto the No. 2 rear control valve body assembly (330).
    Fig 5: Installing Spacer Plate & Gaskets Onto No. 2 Rear Control Valve Body Assembly
    G02125780Courtesy of GENERAL MOTORS CORP.

    Important:  Align each bolt hole on the valve body with the holes in the gaskets and plates.

  7. Install the No. 2 rear control valve body assembly (330) onto the rear control valve body assembly (326).
    Fig 6: Installing No. 2 Rear Control Valve Body Assembly
    G02125781Courtesy of GENERAL MOTORS CORP.
  8. Install 1 - M5 x 0.8 x 76 mm control valve body bolt/screw (331) into the No. 2 rear control valve body assembly.
  9. Install 4 - M5 x 0.8 x 49.5 mm control valve body bolts/screws (332) into the No. 2 rear control valve body assembly.
    Fig 7: Installing Control Valve Body Bolts Into No. 2 Rear Control Valve Body Assembly
    G02125782Courtesy of GENERAL MOTORS CORP.
  10. Hand tighten the 5 control valve body assembly bolts/screws (331, 332).
    Fig 8: Tightening Control Valve Body Assembly Bolts
    G02125783Courtesy of GENERAL MOTORS CORP.
  11. Turn the valve body assembly over.
    Fig 9: Turning Valve Body Assembly Over
    G02125784Courtesy of GENERAL MOTORS CORP.
  12. Install the M5 x 0.8 x 50 mm control valve body bolt/screw (304) and hand tighten.
    Fig 10: Installing Control Valve Body Bolt
    G02125785Courtesy of GENERAL MOTORS CORP.
  13. Install the 3 fluid strainers (371), 1 fluid strainer (372), and the 2 accumulator check valve assemblies (353) into the middle control valve body assembly.
    Fig 11: Installing Fluid Strainers & Accumulator Check Valve Assemblies
    G02125786Courtesy of GENERAL MOTORS CORP.
  14. Install the gasket (320) to the front control valve body assembly (315).
  15. Install the front control valve body spacer plate (321).
  16. Install the gasket (322).
    Fig 12: Installing Front Control Valve Body Spacer Plate & Gaskets
    G02125787Courtesy of GENERAL MOTORS CORP.

    Important:  Align each bolt hole in the valve body with the holes in the gaskets and spacer plate.

  17. Install the spacer plate and new gaskets on to the front control valve body assembly (315).

    Important:  Align each bolt hole in the valve body with the holes in the gaskets and spacer plate.

  18. Install the front control valve body assembly (315) onto the middle control valve body assembly (323).
    Fig 13: Installing Front Control Valve Body Assembly
    G02125788Courtesy of GENERAL MOTORS CORP.
  19. Install 1 - M5 x 0.8 x 50 mm control valve body bolt/screw (304) into the front control valve body assembly and hand tighten.
  20. Install 4 - M5 x 0.8 x 20 mm control valve body bolts/screws (313) into the front control valve body assembly and hand tighten.
  21. Install 2 - M5 x 0.8 x 16 mm control valve body bolts/screws (314) into the front control valve body assembly and hand tighten.
    Fig 14: Installing Control Valve Body Bolts Into Front Control Valve Body Assembly
    G02125789Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  22. Tighten all 16 control valve body assembly bolts/screws, evenly and gradually.

    Tighten 

    Tighten the control valve body assembly bolts/screws to 5.9 - 7.4 N.m (52.21-65.50 lb in).

    Fig 15: Tightening Control Valve Body assembly Bolts
    G02125790Courtesy of GENERAL MOTORS CORP.

    Important: 

    • Use NEW O-ring seals.
    • Do not damage the O-ring seals.
  23. Replace the O-ring seals (306) on each of the 5 shift solenoid valves (300, 303, 305, 308, 310).
  24. Install the 5 shift solenoid valves (300, 303, 305, 308, 310).
  25. Install the 5 shift solenoid valve retaining bolts/screws.
    • 1 - 301 - M5 x 0.8 x 62 mm
    • 3 - 302 - M5 x 0.8 x 28 mm
    • 1 - 307 - M5 x 0.8 x 10 mm
  26. Tighten the 5 shift solenoid valve retaining bolts/screws (301, 302, 307).

    Tighten 

    Tighten the shift solenoid valve retaining bolts/screws to 5.9-7.4 N.m (52.21-65.50 lb in).

    Fig 16: Installing Shift Solenoid Valves & Retaining Bolts
    G02125791Courtesy of GENERAL MOTORS CORP.
  27. Install the line pressure control solenoid valve assembly (316) and the shift pressure control solenoid valve assembly (340).
  28. Install the control valve body solenoid valve retainer (312) and 1 - M5 x 0.8 x 13 mm control valve body bolt/screw (311).

    Tighten 

    Tighten the control valve body bolt/screw to 5.9-7.4 N.m (52.21-65.50 lb in).

    Fig 17: Installing Line Pressure Control Solenoid Valve Assembly, Shift Pressure Control Solenoid Valve Assembly & Components
    G02125792Courtesy of GENERAL MOTORS CORP.
  29. Install the TCC lock up pressure control solenoid valve assembly (339).
  30. Install the TCC lock up pressure control solenoid valve retainer (319), the wiring harness clip (318), and 1 - M5 x 0.8 x 10 mm control valve body bolt/screw (307).

    Tighten 

    Tighten the control valve body bolt/screw to 5.9-7.4 N.m (52.21-65.50 lb in).

    Fig 18: Installing TCC Lock Up Pressure Control Solenoid Valve Assembly & Components
    G02125793Courtesy of GENERAL MOTORS CORP.
  31. Install the manual valve (337) into the middle control valve body assembly.
    Fig 19: Installing Manual Valve Into Middle Control Valve Body Assembly
    G02125794Courtesy of GENERAL MOTORS CORP.
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