GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Chevrolet 🢒 2006 🢒 TrailBlazer - 4WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - Allison 🢒 Torque Converter Housing from Pump Assembly Disassemble

    Object Number: 1357909 Size: SH
  1. Position the converter housing/oil pump cover module (2) on the work table so that the torque converter housing is facing up.
  2. Remove the oil seal assembly (1).

    3. Object Number: 1207885 Size: SH
  3. Remove 10 bolts (1).

    4. Object Number: 1207880 Size: SH
  4. Remove the seals (2) from the bolts (1).

    5. Object Number: 1332674 Size: SH
  5. Remove the converter housing (1) from the oil pump cover module (3).

    6. Important: Do not damage the torque converter housing to case channel plate when separating the torque converter housing from the oil pump cover module.

  6. Remove the torque converter housing to case channel plate gasket (2) from the torque converter housing to case channel plate (4).

    7. Object Number: 1207713 Size: SH
  7. Remove 3 overlap seal rings (6) from the rear hub of the oil pump cover module.
  8. Remove 2 overlap seal rings (1, 2) from the stator shaft (3).
  9. Remove the thrust washer (5).

    10. Object Number: 1207718 Size: SH
  10. Remove 5 bolts (4) retaining the oil pump assembly (1) to the oil pump cover assembly (3).

    11. Important: Do not damage the torque converter housing to case channel plate when separating the oil pump cover assembly, torque converter housing to case channel plate, and oil pump assembly.

  11. Separate the oil pump cover assembly (3), the torque converter housing to case channel plate (2), and the oil pump assembly (1).