GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2005 🢒 GMC K Sierra - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - Allison 🢒 Control Valve Body Assembly Disassemble

Tools Required

J 33163 Valve Tray Set


    Object Number: 1331354 Size: SH
  1. Position the control valve body on the work table so that the main valve body module is facing up.
  2. Remove 6 bolts (1) and 1 bolt (2) retaining the reverse signal pipe and the transmission fluid pressure switch to the main valve body.

    3. Object Number: 1331367 Size: SH
  3. Remove the reverse signal pipe (2) from the main valve body (3).
  4. Remove the transmission fluid pressure switch (1) from the main valve body (3).

    5. Object Number: 1332352 Size: SH
  5. Remove 2 bolts (1) retaining the shift solenoid G valve body.

    6. Important: To help prevent confusing parts on reassembly, use J 33163 to store the removed control valve assembly valves, springs, and stops.

  6. Remove the shift solenoid G body (2) assembly.
  7. Remove the shift solenoid G retainer (5) from the bottom of the valve body.
  8. Remove shift solenoid G (3).
  9. Remove 2 O-rings (4) from shift solenoid G (3).

    10. Object Number: 1331372 Size: SH
  10. Remove the torque converter clutch pulse width modulated (TCC PWM) solenoid retainer (1).
  11. Remove the TCC PWM solenoid (7), sleeve (4), valve (3), and spring (2).
  12. Remove the O-rings (5, 6) from the TCC PWM solenoid (7).

    13. Object Number: 1331377 Size: SH
  13. Remove the shift solenoid D retainer (1).
  14. Remove shift solenoid D (4).
  15. Remove the O-rings (2, 3) from shift solenoid D (4).

    16. Object Number: 1331380 Size: SH
  16. Remove the shift solenoid E retainer (1).
  17. Remove shift solenoid E (4).
  18. Remove the O-rings (2, 3) from shift solenoid E (4).

    19. Object Number: 1331541 Size: SH
  19. Remove 3 bolts (1) that retain the pressure control valve retaining bracket (2) to the main valve body (3).

    20. Object Number: 1331385 Size: SH
  20. Remove the pressure control valve retaining bracket (1), 2 accumulator springs (2), and 2 accumulator plugs (3).
  21. Remove shift solenoid A (15), valve (13), spring (12), and if present, remove the valve (11), and spring (10).
  22. Remove shift solenoid B (9), valve (7), valve (6), and spring (5).
  23. Remove the O-ring (14) from shift solenoid A (15).
  24. Remove the O-ring (8) from shift solenoid B (9).

    25. Object Number: 1331386 Size: SH
  25. Position the control valve body on the work table so that the shift valve body (1) is facing up.
  26. Remove the shift solenoid C retainer (2).
  27. Remove shift solenoid C (5).
  28. Remove the O-rings (3, 4) from shift solenoid C (5).

    29. Object Number: 1331387 Size: SH
  29. Remove 11 bolts (1) retaining the shift valve body and the main valve body together.
  30. Position the control valve body assembly on the work table so that the main valve body is facing up.
  31. Reinstall 4 bolts (1) so that the bolts are partially threaded into the shift valve body and protrude from the main valve body.
  32. Position the control valve body assembly on edge so that the top and bottom are vertical.
  33. Gently tap the bolts until the module separates.

    34. Object Number: 1331397 Size: SH
  34. Position the control valve body assembly on the work table so that the shift valve body (1) is facing up.
  35. Separate the shift valve body assembly (1), the separator plate (2), and the main valve body assembly (4).