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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 920 (Automatic Transmission - ALLISON - Removal & Installation, Service, Overhaul, Troubleshooting & Diagnosis) >> Off-Vehicle Repair Instructions >> Transmission Fluid Pump Cover Assemble >> Notes

Transmission Fluid Pump Cover Assemble: Notes

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

    Fig 1: View Of Converter Flow Valve, Stop & Spring
    GM1440171Courtesy of GENERAL MOTORS CORP.
  1. Position the oil pump cover assembly (1) so that the rear of the assembly is facing down.
  2. Install the torque converter clutch (TCC) valve (2).
  3. Install the TCC clutch valve spring (3) and stop (4).
    4. Fig 2: View Of J 24459-5 & J 43770
    GM1207848Courtesy of GENERAL MOTORS CORP.
  4. Install J 24459-5  (1) onto J 43770  (2). See Special Tools .
    5. Fig 3: Using J 24459-5 And J 43770 To Compress Converter Flow Valve Spring
    GM1424538Courtesy of GENERAL MOTORS CORP.
  5. Align J 43770  (5) and J 24459-5  (4) with the oil pump cover so that the following conditions are met:. See Special Tools .
    • The threaded rod is facing down.
    • Two bolt holes align with 2 bolt holes in the oil pump cover.
  6. Install J 43770  (5) onto the oil pump cover assembly (1). See Special Tools .
  7. Install 2 oil pump cover retaining bolts (2).
  8. Align the slot in J 24459-5  (4) to allow installing the retainer pin (3). See Special Tools .
  9. Using J 24459-5  (4) and J 43770  (5), compress the TCC valve spring until the retainer pin (3) can be installed. See Special Tools .
  10. Install the pin through oil pump cover (1). Make sure the pin is below the oil pump cover surface.
  11. Relieve the TCC valve spring tension.
  12. Remove J 24459-5  (4) and J 43770  (5). See Special Tools .
    13. Fig 4: View Of Converter Relief Valve & Spring
    GM1423512Courtesy of GENERAL MOTORS CORP.
  13. Install the TCC relief valve (1) and spring (2).
    14. Fig 5: Converter Relief Valve Spring Retaining Clip & J 43773
    GM1423547Courtesy of GENERAL MOTORS CORP.
  14. Using J 43773  (2), compress the TCC relief valve spring until the retaining clip (1) can be installed. See Special Tools .
  15. Install the clip. Make sure the retaining clip is below the surface of the oil pump cover.
    16. Fig 6: View Of Lube Regulator Valve, Stop & Spring
    GM1423582Courtesy of GENERAL MOTORS CORP.
  16. Install the oil pump lube regulator valve (1).
  17. Install the oil pump lube regulator valve spring (2).
  18. Install the oil pump lube regulator valve stop (3).
    19. Fig 7: Using J 24459-5 To Compress Oil Pump Lube Regulator Valve Spring
    GM1423583Courtesy of GENERAL MOTORS CORP.
  19. Align the slot of J 24459-5  (2) with retainer pin (1) hole. See Special Tools .
  20. Using J 24459-5  (2), compress the oil pump lube regulator valve spring until the retainer pin (1) can be installed. See Special Tools .
  21. Install the retainer pin (1). Make sure the pin is below the surface of the oil pump cover.
    22. Fig 8: View Of 1-2-3-4 Clutch Backfill Valve & Spring
    GM1423506Courtesy of GENERAL MOTORS CORP.
  22. Install the 1-2-3-4 clutch backfill valve (1).
  23. Install the 1-2-3-4 clutch backfill valve spring (2).
    24. Fig 9: 1-2-3-4 Clutch Backfill Valve Spring Retaining Clip & J 43773
    GM1440175Courtesy of GENERAL MOTORS CORP.
  24. Using J 43773  (2), compress the 1-2-3-4 clutch backfill valve spring until the retaining clip (1) can be installed. See Special Tools .
  25. Install the retaining clip (1). Make sure the retaining clip is below the surface of the oil pump cover.
    26. Fig 10: View Of Stop, Spring & Main Regulator Valve
    GM1423504Courtesy of GENERAL MOTORS CORP.
  26. Install the pressure regulator valve (1).
  27. Install the pressure regulator valve spring (2) and stop (3).
    28. Fig 11: View Of J 24459-5 & J 43770
    GM1207848Courtesy of GENERAL MOTORS CORP.
  28. Install J 24459-5  (1) onto J 43770  (2). See Special Tools .
    29. Fig 12: J 43770, J 24459-5 & Oil Pump Retaining Bolts
    GM1423195Courtesy of GENERAL MOTORS CORP.
  29. Install J 43770  (5) onto the oil pump cover assembly. See Special Tools .
  30. Install 2 bolts (2).
  31. Align J 24459-5  (4) slot with the retainer pin (3). See Special Tools .
  32. Using J 43770  and J 24459-5  , compress the pressure regulator valve spring until the stop is past the pin hole. See Special Tools .
  33. Install the retainer pin (3). Make sure the pin is below the surface of the oil pump cover.
  34. Relieve the spring pressure.
  35. Remove J 24459-5  and J 43770  . See Special Tools .
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