GM Service Manual Online
For 1990-2009 cars only

    Object Number: 749475  Size: SH
  1. Rotate the transmission assembly so the rear case cover assembly is facing up.
  2. Remove the third gear servo cover retaining ring (60) from the transmission case assembly (17).

  3. Object Number: 773168  Size: SH
  4. Remove the third gear band servo cover (59) from the transmission case assembly.
  5. Remove the 2 O-ring seals (58) from the third gear band servo cover (59).

  6. Object Number: 749477  Size: SH
  7. Remove the third gear band servo piston assembly (57).
  8. Remove the third gear band servo compression spring (56).