GM Service Manual Online
For 1990-2009 cars only

Special Tools

    • J 25025-1 Dial Indicator Mounting Post
    • J 36850 Transjel Lubricant
    • J 39855 Stator Shaft Seal Installer

    Object Number: 190471  Size: SH
  1. Install the J 25025-1 mounting post .

  2. Object Number: 1552969  Size: SH
  3. Remove the J 39855-2 which is part of kit J 39855 seal installer .

  4. Object Number: 1887599  Size: SH
  5. Install the pump to drum thrust washer (601).
  6. Use J 36850 transjel lubricant or equivalent to retain the washer to the pump.

  7. Object Number: 1552970  Size: SH
  8. Install the pump cover to case gasket (6).
  9. Note: The oil pump to case seal is installed after the oil pump assembly, during torque converter installation. Refer to Converter Housing Installation.

  10. Install the oil pump assembly (4) into the case and align all holes properly.
  11. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 7503  Size: SH

    Note: The pump to case bolt O-ring seals (3) must be replaced.

  12. Install the pump to case bolts (2) with new O-ring seals (3). Tighten the bolts to 29 N·m (21 lb ft).
  13. Remove the J 25025-1 mounting post .

  14. Object Number: 7504  Size: SH
  15. Install the remaining pump to case bolts (2) and O-ring seals (3), in the holes where the J 25025-1 mounting post were. Tighten the bolts to 29 N·m (21 lb ft).