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Transmission Replacement (All Wheel Drive)

Transmission Replacement (All Wheel Drive)



Special Tools

• CH-49290 Engine fixture

• CH-49289 Support frame fixture

• CH-904 Basic tool

• DT-47648 Transmission fixture

• EN-47649 Engine Bridge

• EN-47650 Retainer Frame


For equivalent regional tools, refer to Special Tools .

Removal Procedure


1. Remove the battery tray. Refer to Battery Tray Replacement .

2. Remove the bolt from the coupler and disconnect the steering shaft coupling from the steering gear. Refer to Intermediate Steering Shaft Replacement

3. Place the vehicle on a hoist.

4. Remove the propeller shaft. Refer to Propeller Shaft Replacement

5. Remove the transmission range select lever cable and bracket.

6.
Note

Drainage is only for transmission unit replacement


Drain the transmission fluid. Refer to Transmission Fluid Replacement .

7. Remove the wire harness retainer (2) from the control valve body cover stud.


8. Disconnect the electrical connector (1) for the control valve body transmission control module (TCM)

9. Remove the transmission fluid cooler pipe retainer nut (1).


10. Plug and/or cap the hose and transmission to prevent contamination.

11. Install the engine support fixture. Refer to Engine Support Fixture (Engine Bridge, Retainer Frame) Engine Support Fixture (Centering Adapter) .

12. Remove the left catalytic converter and pipe assembly. Refer to Catalytic Converter Replacement - Left Side (LF1) .

13. Remove the starter. Refer to Starter Replacement (LAU) Starter Replacement (LF1) .

14. Mark the relationship of the flywheel to the torque converter for reassembly.

15.
Note

Rotate the engine clockwise only by the balancer bolt.


Remove the torque converter to flywheel bolts by turning the engine crankshaft.


16. Remove the rear transmission mount from the transmission. Refer to Transmission Rear Mount Replacement (AWD) Transmission Rear Mount Replacement (FWD) .

17. Remove the front transmission mount from the transmission. Refer to Transmission Front Mount Replacement .

18. Remove the left transmission mount from the transmission. Refer to Transmission Mount Replacement - Left Side .

19. Install CH-49290 Engine fixture (1) and CH-49289 Support frame fixture (2)


20. Remove the frame. Refer to Drivetrain and Front Suspension Frame Replacement .

21. Remove the transfer case from the transmission. Refer to Transfer Case Replacement .

22. Disconnect the wheel drive shafts from the transmission and transfer case. Refer to Transfer Case Replacement


23. Remove the upper transmission to engine bolts (1, 2).

24. Adjust the settings of the CH-904 Basic tool (1) and lower the transmission far enough to remove the transmission.


25. Support the transmission with DT-47648 Transmission fixture (2).

26. Remove the remaining transmission bolts (4)


27.
Note

Insure the torque converter remains securely in place on the transmission input shaft while separating and removing the transmission.


Separate the transmission from the engine.

28. Flush the transmission cooler lines. Refer to Transmission Fluid Cooler Flushing and Flow Test .


Installation Procedure


1. Raise the transmission with the transmission jack and position the transmission to the engine.

2. Attach the transmission to the engine

3. Refer to Fastener Caution .

Install the transmission bolts (4) and tighten to 75 Nm (55 lb ft) .


4. Install the wheel drive shafts to the transmission. Refer to Front Wheel Drive Shaft Replacement .

5. Raise the transmission

6. Install the transmission's upper bolt (1, 2) on the engine and tighten to 75 Nm (55 lb ft) .

7. Install the CH-49290 Engine fixture to the CH-49289 Support frame fixture.

8. Install the frame. Refer to Drivetrain and Front Suspension Frame Replacement .

9. Remove the CH-49290 Engine fixture and the CH-49289 Support frame fixture.

10. Install the left transmission mount to the transmission. Refer to Transmission Mount Replacement - Left Side .

11. Install the front transmission mount to the transmission. Refer to Transmission Front Mount Replacement .

12. Install the rear transmission mount to the transmission. Refer to Transmission Rear Mount Replacement (AWD) Transmission Rear Mount Replacement (FWD) .

13. Install the flywheel inspection cover bolts (2, 3) according to the previous marking and tighten to 75 Nm (55 lb ft) .

14. Install the starter. Refer to Starter Replacement (LAU) Starter Replacement (LF1) .

15. Install the left catalytic converter and pipe assembly. Refer to Catalytic Converter Replacement - Left Side (LF1) .

16. Remove the engine support fixture.

17. Install the transfer case to the transmission. Refer to Transfer Case Replacement .

18. Connect the control valve body TCM electrical connector (1).


19. Install the wire harness retainer (2) to the control valve body cover stud and tighten the nut to 12 Nm (106 lb in) .

20. Remove the transmission jack.

21.
Note

If reusing the torque converter bolts, clean the threads and apply LOCTITE™242 or equivalent to the threads prior to installation.


Install the bolts that fasten the torque converter on the flywheel and tighten to 62 Nm (46 lb ft) .


22. Install the transmission's upper bolt (1, 2) on the engine and tighten to 75 Nm (55 lb ft) .


23. Lower the vehicle.

24. Install the transmission range select lever cable and bracket.

25. Install the propeller shaft. Refer to Propeller Shaft Replacement

26. Adjust the automatic transmission range selector lever cable. Refer to Range Selector Lever Cable Adjustment .

27. Install the bolt to the coupler and connect the steering shaft coupling to the steering gear. Refer to Intermediate Steering Shaft Replacement

28. Install the battery tray. Refer to Battery Tray Replacement .

29. Fill the transmission with fluid. Refer to Transmission Fluid Replacement .

30. If a NEW TCM has been installed into the vehicle, the NEW module needs to be reprogrammed. Refer to Service Programming System (SPS) .

31.
Note

Resetting of the transmission's adaption must be performed when one of the following repairs have been made to the vehicle. Failure to perform the procedure after one of the following repairs may result in poor transmission performance, as well as transmission DTCs being set:

• Transmission internal service/overhaul

• Valve body repair or replacement

• Control solenoid valve assembly replacement

• TCM software/calibration update

• Any service in response to a shift quality concern


Perform Resetting of the transmission's adaption .

32. Road test the vehicle.