Differential Replacement

Differential Replacement

Removal Procedure

1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle (Service and Repair) .
2. Remove propeller shaft. Refer to Propeller Shaft Replacement (Automatic) (Propeller Shaft Replacement (Automatic))Propeller Shaft Replacement (RPO ZOK) (Propeller Shaft Replacement (RPO ZOK)) .
3. Remove the rear tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation (Service and Repair) .
4. Remove the right and left wheel drive shafts. Refer to Wheel Drive Shaft Replacement (Service and Repair) .




5. Position a transmission jack beneath the differential.
6. Firmly secure the differential to the transmission jack.




7. Remove the front differential carrier bracket-to-frame bolt (1).




8. Remove the left (1) and right (2) differential rear mounting bolts.
9. Lower the jack slightly until the mounting ear at the front of the differential clears the support attachment point.
10. Remove the differential from the vehicle.



Installation Procedure


Important: The differential is shipped with a plastic vent plug. Remove the plastic vent plug prior to differential vent installation.


1. When replacing the differential. remove the plastic vent plug and install a new differential vent.
The vent flange must be fully seated.
2. With the differential firmly attached to the jack, raise the differential to the vehicle.




3. Hand install the differential carrier bracket-to-frame bolt (1) in order to locate the differential to the rear support.




4. With the differential firmly attached to the jack, raise the differential to the rear support.
5. Position the differential to the support.





Notice: Refer to Fastener Notice (Fastener Notice) .

6. Install the left (1) and right (2) differential rear mounting bolt (1).

Tighten the differential mounting bolts to 175 N.m (129 lb ft).

7. Tighten the differential carrier bracket to frame bolt

Tighten the differential mounting bolts to 175 N.m (129 lb ft).





8. Remove the transmission jack.
9. Install propeller shaft. Refer to Propeller Shaft Replacement (Automatic) (Propeller Shaft Replacement (Automatic))Propeller Shaft Replacement (RPO ZOK) (Propeller Shaft Replacement (RPO ZOK)) .
10. Install the wheel drive shafts. Refer to Wheel Drive Shaft Replacement (Service and Repair) .
11. Install the rear tire and wheel assemblies. Refer to Tire and Wheel Removal and Installation (Service and Repair) .
12. Inspect the differential lubricant level. Refer to Rear Axle Lubricant Level Inspection (Procedures) .
13. Lower the vehicle.