GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the shift lever. Refer to Console Shift Lever Bezel Replacement .
  2. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  3. Disconnect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  4. Drain the transmission, if necessary.
  5. Remove the propeller shaft. Refer to Propeller Shaft Replacement in Propeller Shaft.
  6. Disconnect the electrical connectors on the transmission and relocate to the side.
  7. Remove the starter. Refer to Starter Motor Replacement in Engine Electrical.
  8. Remove the catalytic convertors. Refer to Catalytic Converter Replacement in Engine Exhaust.
  9. Important :  When supporting the transmission, always use a safety chain or strap.


    Object Number: 1426979  Size: SH
  10. Remove the bolts from the transmission to the clutch housing.
  11. Carefully separate the transmission approximately 45 mm (1.5 in) from the clutch housing.

  12. Object Number: 1426480  Size: SH
  13. Remove the bolts (1, 2) securing the concentric actuator cylinder to the transmission.
  14. Graphic shows transmission for clarity. Additional clearance between the transmission and clutch housing may be achieved by continuing to separate the transmission from the clutch housing as the bolts are being removed.


    Object Number: 1426234  Size: SH
  15. Remove the transmission. Ensure the concentric actuator cylinder does not bind on the input shaft during removal.

Installation Procedure


    Object Number: 1426234  Size: SH
  1. Partially install the transmission until the concentric actuator cylinder bolts can be installed.
  2. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 1426480  Size: SH
  3. Install the concentric actuator cylinder bolts (1, 2).
  4. Graphic shows transmission removed for clarity.

    Tighten
    Tighten the concentric actuator cylinder bolts to 12 N·m (106 lb in).

  5. Install the transmission until flush with the clutch housing.

  6. Object Number: 1426979  Size: SH
  7. Tighten the transmission to the clutch housing bolts.
  8. Tighten
    Tighten the retaining bolts to 50 N·m (37 lb ft).

  9. Remove the transmission jack.
  10. Connect the electrical connectors on the transmission.
  11. Install the starter. Refer to Starter Motor Replacement in Engine Electrical.
  12. Install the catalytic convertors. Refer to Catalytic Converter Replacement in Engine Exhaust.
  13. Install the propeller shaft. Refer to Propeller Shaft Replacement in Propeller Shaft.
  14. Fill the transmission with fluid, if necessary. Refer to Transmission Fluid Replacement .
  15. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection in Engine Electrical.
  16. Lower the vehicle.
  17. Install the shift lever. Refer to Console Shift Lever Bezel Replacement .
  18. Connect the hydraulic hose to the clutch actuator cylinder.