GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 42640 Steering Column Anti-Rotation Pin

Removal Procedure


    Object Number: 333146  Size: SH

    Notice: 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 bank 2 sensor 1 heated oxygen sensor (HO2S). Refer to one of the following:
  5. •  Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 for the 2.8L engine.
    •  Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 for the 3.6L (LY7) engine.
  6. Remove the exhaust system. Refer to Exhaust System Replacement .

  7. Object Number: 803962  Size: SH
  8. Disconnect the propeller shaft coupler (1) from the transmission flange. Refer to Propeller Shaft Replacement .
  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. Object Number: 785881  Size: SH
  11. Disconnect the vehicle speed sensor electrical connector.

  12. Object Number: 785880  Size: SH
  13. Disconnect the backup lamp electrical connector (2) from the backup lamp switch (1).
  14. Support and secure the transmission with a suitable transmission jack.
  15. Remove the shift control. Refer to Shift Control Assembly Replacement .

  16. Object Number: 754897  Size: SH
  17. Remove the steering gear intermediate shaft retaining bolt.
  18. Disconnect the intermediate shaft from the power steering gear.

  19. Object Number: 822362  Size: SH
  20. Support the rear of the frame (1) with an adjustable jack stand.
  21. Remove the 2 rear frame mounting bolts (2).
  22. Loosen the 2 front frame mounting bolts (2).
  23. Lower the jack stand and rear of the frame 51 mm (2 in).

  24. Object Number: 802767  Size: SH
  25. Remove the clutch hydraulic hose retaining clip (1) from the clutch slave cylinder.
  26. 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.

  27. Object Number: 1559384  Size: SH
  28. Remove the left side transmission bolts.
  29. Remove the 2 battery cable/wiring harness retainers from the upper bellhousing area of the transmission.

  30. Object Number: 1559386  Size: SH
  31. Remove the right side transmission bolts.
  32. Pull the transmission free from the engine dowels.
  33. 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.
  34. 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

  35. Using the transmission jack, carefully lower the transmission from the vehicle.

Installation Procedure

    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

  1. Using the transmission jack, carefully raise the transmission to the vehicle.

  2. Object Number: 1559386  Size: SH
  3. Align the transmission with the engine dowels.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the right side transmission bolts.
  6. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).


    Object Number: 1559384  Size: SH
  7. Install the left side transmission bolts.
  8. Tighten
    Tighten the bolts to 50 N·m (37 lb ft).

    Important: If necessary install NEW battery cable/wiring harness retainers.

  9. Install the 2 battery cable/wiring harness retainers to the upper bellhousing area of the transmission.

  10. Object Number: 802767  Size: SH
  11. Install the clutch hydraulic hose retaining clip (1) to the clutch slave cylinder.
  12. Important: Ensure the clutch hydraulic hose is routed in an upward direction above the clutch slave cylinder with no sharp bends, kinks, or downward loops. Ensure the clutch hydraulic hose does not come in contact with any sharp or potentially hot surfaces.

  13. Install the clutch hydraulic hose to the vehicle.
  14. Align the clutch hydraulic hose locating tab with the notch in the slave cylinder hose fitting.
  15. Push the clutch hydraulic hose (2) into the clutch slave cylinder until a "click" is heard.
  16. Tug gently on the clutch hydraulic hose (2) to ensure proper retention to the clutch slave cylinder.

  17. Object Number: 822362  Size: SH
  18. Raise the jack stand supporting the frame (1).
  19. Install the 2 rear frame mounting bolts (2).
  20. Tighten
    Tighten all 4 frame bolts (2) to 191 N·m (141 lb ft).

  21. Remove the jack stand supporting the frame.

  22. Object Number: 754897  Size: SH
  23. Connect the intermediate shaft to the steering gear.
  24. Install the power steering gear intermediate shaft retaining bolt.
  25. Tighten
    Tighten the bolt to 48 N·m (35 lb ft).

  26. Install the shift control. Refer to Shift Control Assembly Replacement .
  27. Remove the transmission jack.

  28. Object Number: 803962  Size: SH
  29. Install the propeller shaft coupler (1) to the transmission flange. Refer to Propeller Shaft Replacement .
  30. Install the exhaust system. Refer to Exhaust System Replacement .
  31. Install the bank 2 sensor 1 HO2S. Refer to one of the following:
  32. •  Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 for the 2.8L engine.
    •  Heated Oxygen Sensor Replacement - Bank 2 Sensor 1 for the 3.6L (LY7) engine.

    Object Number: 785881  Size: SH
  33. Connect the vehicle speed sensor electrical connector.

  34. Object Number: 785880  Size: SH
  35. Connect the backup lamp electrical connector (2) to the backup lamp switch (1).
  36. Inspect the transmission fluid level. Refer to Transmission Fluid Level Inspection .
  37. Lower the vehicle.

  38. Object Number: 333146  Size: SH
  39. Unlock the steering column by removing the J 42640 from the steering column lower trim cover access hole.
  40. Bleed the clutch hydraulic system. Refer to Hydraulic Clutch Bleeding .

Transmission Final Test and Inspection

Complete the following procedure after the transmission is installed in the vehicle:

  1. With the ignition OFF or disconnected and clutch pedal depressed, crank the engine several times. Listen for any unusual noises or evidence that any parts are binding.
  2. Place transmission in neutral, start the engine and listen for any unusual noises or evidence that any parts are binding.
  3. While the engine continues to idle raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  4. Perform a final inspection for the proper fluid level. Refer to Transmission Fluid Level Inspection .
  5. Lower the vehicle.
  6. Road test the vehicle.