GM Service Manual Online
For 1990-2009 cars only

    Object Number: 767435  Size: SH
  1. Inspect the No. 2 rear control valve body (445) casting for the following conditions:
  2. • Porosity
    • Cracks
    • Damaged machine surface
    • Chips or debris
    • Damage to valve bores
  3. Inspect all valves, springs, bushings, and clean all components in clean solvent.

  4. Object Number: 767434  Size: SH
  5. Install the second clutch (B2) control valve (446).
  6. Install the second clutch (B2) control valve spring (447).
  7. Install the second clutch (B2) control valve plug (448).
  8. Install the sleeve/bore plug retainer (459).

  9. Object Number: 767433  Size: SH
  10. Install the lock up control valve (454).
  11. Install the lock up control valve plunger (455).
  12. Install the lock up control valve spring (456).
  13. Install the lock up control valve sleeve (457).
  14. Install the sleeve/bore plug retainer (458).

  15. Object Number: 767432  Size: SH
  16. Install the reverse shift restrict ball check valve bushing - inner (451).
  17. Install the reverse shift restrict ball check valve (452).
  18. Install the reverse shift restrict ball check valve bushing - outer (453).
  19. Install the sleeve/bore plug retainer (459).

  20. Object Number: 749771  Size: SH
  21. Install the 2 accumulator check valve assemblies (353).
  22. Install the TCC check valve spring (449).
  23. Install the TCC check valve (450).