Extension Housing: Service and Repair

Removal Procedure
^ Tools Required
- J-28467-B Universal Engine Support Fixture

Caution: Refer to Battery Disconnect Caution in Service Precautions.





1. Disconnect the battery negative cable assembly from the battery negative terminal.
2. Raise the vehicle. Refer to Vehicle Lifting.
3. Support the vehicle with safety stands.
4. Remove the right front wheel and tire.
5. Remove the right front wheel splash shield.
6. Remove the RTD sensor from the lower control arm.
7. Remove the right stabilizer link at the steering knuckle.
8. Remove the right tie rod from the steering knuckle.
9. Remove the right ball joint from the steering knuckle.
10. Remove the right drive axle. Refer to Wheel Drive Shafts Replacement.
11. Remove the safety stands.
12. Lower the vehicle.





Important: Load the support fixture by tightening the wing nuts several turns in order to take the weight of the powertrain off of the mounts and the frame.

13. Install the J28467-B.
14. Raise the left side of the powertrain (the transmission side) 25.4 mm (1.0 inch) above the powertrain resting position with the adjusting screws.
15. Raise the vehicle. Refer to Vehicle Lifting.
16. Support the vehicle with safety stands.
17. Remove the following parts:
17.1. The power steering pressure switch electrical connector
17.2. The wiring harness
18. Remove the following parts:
18.1. The right transmission mount
18.2. The bracket connector
18.3. The wiring harness
19. Remove the following parts:
19.1. The right transmission to engine bracket
19.2. The heat shield
20. Remove the following parts:
20.1. The Vehicle Speed Sensor (VSS) electrical connector
20.2. The ground wire from the case





21. Remove the five case extension bolts and the stud using a torque wrench.
22. Remove the case extension and the seal. The seal may remain in the extension.
23. Remove the roller thrust bearing and the selective washer.





24. Remove the scavenger tube attaching bolt.
25. Remove the scavenger tube by prying on the differential.
26. Remove the scavenger tube seal.
27. Inspect the scavenger tube for damage and clogging.
28. Inspect the case extension and the case mating surfaces for scoring and damage.

Installation Procedure





1. Install the scavenger tube seal into the case.
2. Install the scavenger tube into the case. Tap the scavenger tube in lightly using a plastic hammer. The rib on the pipe will remain exposed. This is a normal condition.

Notice: Refer to Fastener Notice in Service Precautions.

3. Install the scavenger tube bolt.
^ Tighten the bolt to 13 Nm (116 inch lbs.).





4. Install the selective washer and the thrust roller bearing onto the differential output shaft.
5. Insert the case extension seal into the case extension.
6. Install the case extension onto the case.
7. Install the bolts and the stud. Install the stud in the 11 o'clock position using the star pattern.
^ Tighten the bolts and the stud to 54 Nm (40 ft. lbs.).
8. Install the Vehicle Speed Sensor (VSS) electrical connector and the ground wire to the case.
9. Install the right transmission to engine bracket and the heat shield.
10. Install the right transmission mount and the bolts.
11. Install the power steering pressure switch connector and the wiring harness.
12. Install both drive axles into the transmission. Refer to Wheel Drive Shafts Replacement.
13. Install the RTD sensor to the lower control arm.
14. Install the right front wheel splash shield.
15. Install the right front wheel and tire.
16. Remove the safety stands.
17. Lower the vehicle.
18. Remove the J 28467-B.





19. Connect the battery negative cable assembly to the battery negative terminal.
^ Tighten the terminal bolt to 15 Nm (11 ft. lbs.).
20. Add DEXRON(R)-III transmission fluid as required. Refer to Specifications.