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Home >> Cadillac >> 2004 >> CTS Base, 3.6 7 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Manual Transmission - M35) >> Repair Instructions >> Transmission Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: Identifying J 42640
    GM333146Courtesy of GENERAL MOTORS CORP.
    NOTE: The front wheels of the vehicle must be maintained in the straight ahead position and the steering column must be in the LOCK position before disconnecting the steering column or intermediate shaft. Failure to follow these procedures will cause improper alignment of some components during installation and result in damage to the SIR coil assembly.
  1. Turn the steering wheel so that the front wheels are pointing straight ahead.
  2. Turn the ignition lock cylinder to the lock position and remove the key.
  3. Lock the steering column through the access hole in the lower steering column trim cover using J 42640  .
  4. Remove the exhaust system. Refer to Exhaust System Replacement (LA3, LY9) , Exhaust System Replacement (LY7) or Exhaust System Replacement (LS6) in Engine Exhaust.
  5. Remove the catalytic converter hanger bracket. Refer to Catalytic Converter Hanger Bracket Replacement .
  6. Remove the oxygen sensor from bank 1 sensor 2. Refer to Heated Oxygen Sensor (HO2S) Replacement Bank 1 Sensor 2 in Engine Controls - 2.6L and 3.2L.
  7. Remove the oxygen sensor from bank 2 sensor 2. Refer to Heated Oxygen Sensor (HO2S) Replacement Bank 2 Sensor 2 in Engine Controls - 2.6L and 3.2L.
    8. Fig 2: Disconnecting Propeller Shaft Coupler From Transmission Flange
    GM803962Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the propeller shaft coupler (1) from the transmission flange. Refer to Propeller Shaft Replacement (Automatic Transmission) , Propeller Shaft Replacement (Manual Transmission) or Propeller Shaft Replacement (CTS-V) in Propeller Shaft.
  9. Push the front propeller shaft toward the rear of the vehicle in order to release the propeller shaft coupler (1) from the transmission flange.
    10. Fig 3: Disconnecting Vehicle Speed Sensor Electrical Connector
    GM785881Courtesy of GENERAL MOTORS CORP.
  10. Disconnect the vehicle speed sensor electrical connector.
    11. Fig 4: Disconnecting Backup Lamp Electrical Connector From Backup Lamp Switch
    GM785880Courtesy of GENERAL MOTORS CORP.
  11. Disconnect the backup lamp electrical connector (2) from the backup lamp switch (1).
    12. Fig 5: Removing Clutch Hydraulic Hose Retaining Clip From Clutch Slave Cylinder
    GM802767Courtesy of GENERAL MOTORS CORP.
  12. Remove the clutch hydraulic hose retaining clip (1) from the clutch slave cylinder.
  13. Disconnect the clutch hydraulic hose (2) from the clutch slave cylinder. It is not necessary to plug the lower hose end or slave cylinder fitting as they are equipped with check valves. Only minimal fluid loss may be experienced.
  14. Support and secure the transmission with a suitable transmission jack.
  15. Remove the transmission mount. Refer to Transmission Mount Replacement .
    16. Fig 6: Removing Shift Control Rod Pin And Reaction Arm Pin Retaining Clips
    GM834520Courtesy of GENERAL MOTORS CORP.
  16. Remove the shift control rod pin and reaction arm pin retaining clips (1).
  17. Lower the rear of the transmission only enough to allow removal of the shift control rod pin and reaction arm pin.
  18. Remove the reaction arm retaining pin (5) and disconnect the reaction arm (4) from the transmission.
  19. Remove the shift control rod pin (3) and disconnect the shift control rod (2) from the transmission.
    20. Fig 7: Removing Steering Gear Intermediate Shaft Retaining Bolt
    GM754897Courtesy of GENERAL MOTORS CORP.
  20. Remove the steering gear intermediate shaft retaining bolt.
  21. Disconnect the intermediate shaft from the power steering gear.
    22. Fig 8: Identifying Frame Mounting Bolts
    GM822362Courtesy of GENERAL MOTORS CORP.
  22. Support the rear of the frame (1) with an adjustable jack stand.
  23. Remove the 2 rear frame mounting bolts (2).
  24. Loosen the 2 front frame mounting bolts (2).
  25. Lower the jack stand and rear of the frame 38 mm (1.5 in).
    26. Fig 9: Disconnecting Engine Wiring Harness Retaining Clips
    GM785771Courtesy of GENERAL MOTORS CORP.
  26. Lower the transmission jack only enough to gain access to the top transmission bolts and engine wiring harness retaining clips (1).
  27. Disconnect the engine wiring harness retaining clips (1) from the transmission mounting bolts.
    28. Fig 10: Removing Upper Transmission Mounting Bolts
    GM801334Courtesy of GENERAL MOTORS CORP.
  28. Remove the upper transmission mounting bolts (1-3).
  29. Remove the lower transmission mounting bolt (4).
    30. Fig 11: Removing Lower Transmission Mounting Bolts
    GM801333Courtesy of GENERAL MOTORS CORP.
  30. Remove the lower transmission mounting bolts (3-4).
  31. Pull the transmission free from the engine dowels (1).
  32. Swing the rear of the transmission to the right side of the vehicle in order to gain additional clearance between the clutch pressure plate and the transmission input shaft.
    33. IMPORTANT: Ensure clearance is maintained between the transmission and the following:
    • The clutch assembly
    • The input shaft
    • The catalytic converters
    • The wiring harnesses
    • The propeller shaft
  33. Using the transmission jack, carefully lower the transmission from the vehicle.
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