GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2002 🢒 Express 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L80-E 🢒 Control Valve Body Assembly Assemble

    Object Number: 40624 Size: SH
  1. Install the 3-4 shift valve spring (309).
  2. Install the 3-4 shift valve (308).
  3. Install the 3rd ball valve bushing (335) and 3rd ball valve bushing seal (307).
  4. Install the 3rd-reverse ball valve (305).
  5. Install the reverse ball valve bushing (334).
  6. Install the 3rd-reverse ball valve seat pin (303).

    7. Object Number: 54688 Size: SH
  7. Install the 2-3 shift valve spring (309).
  8. Install the 2-3 shift valve (312).
  9. Install the 2-3 shift valve pin (303).
  10. Install the 2-3 shift solenoid valve assembly (311).

    11. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  11. Install the 2-3 shift solenoid valve bolt (310).

    12. Tighten
    Tighten the bolt to 8 N·m (71 lb in).


    Object Number: 54694 Size: SH
  12. Install the 1-2 shift valve spring (315).
  13. Install the 1-2 shift valve (314).
  14. Install the 1-2 shift valve pin (303).
  15. Install the 1-2 shift solenoid valve assembly (313).
  16. Install the 1-2 shift solenoid valve bolt (310).

    17. Tighten
    Tighten the bolt to 8 N·m (71 lb ft).


    Object Number: 54698 Size: SH
  17. Install the shift solenoid valve fluid filter assembly (317).
  18. Install the shift valve fluid filter bore plug (316).
  19. Install the shift valve fluid filter bore plug pin (303).

    20. Object Number: 54702 Size: SH
  20. Install the low-reverse ball valve (305).
  21. Install the low-reverse ball valve seat (304).
  22. Install the low-reverse ball valve seat pin (318).

    23. Object Number: 40629 Size: SH
  23. Install the pressure control solenoid valve fluid filter assembly (302).

    24. Object Number: 40630 Size: SH
  24. Install the accumulator valve (331).
  25. Install the accumulator valve spring (330).
  26. Install the accumulator valve bore plug (329).
  27. Install the accumulator valve bore plug retainer pin (303).

    28. Object Number: 40631 Size: SH
  28. Install the actuator feed limit valve (328).
  29. Install the actuator feed limit valve spring (327).
  30. Install the actuator feed limit valve spring retainer (333).

    31. Object Number: 40632 Size: SH
  31. Install the TCC regulator apply valve spring (325).
  32. Install the TCC regulator apply valve (324).
  33. Install the TCC regulator apply valve pin (303).
  34. Install the TCC PWM solenoid valve assembly (323).
  35. Install the TCC PWM solenoid valve retainer (322).

    36. Object Number: 40633 Size: SH
  36. Install the pressure control solenoid valve assembly (320) with the electrical connector terminals pointing away from the control valve body.
  37. Install the pressure control solenoid clamp (321).
  38. Install the pressure control solenoid clamp bolt (310).

    39. Tighten
    Tighten the bolt to 8 N·m (71 lb in).