Installation Procedure

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Install the rear wheel speed sensor reluctor ring, if equipped.
- For vehicles with the HP2 (Hybrid) option, refer to Rear Wheel Speed Sensor Ring Replacement .
- For vehicles that are NON-Hybrid less than 3900 kg (8600 lbs) GVW, refer to Rear Wheel Speed Sensor Ring Replacement .
- For vehicles that are NON-Hybrid greater than/equal to 3900 kg (8600 lbs) GVW, refer to Rear Wheel Speed Sensor Ring Replacement .

Fig 1: View Of Axle Shaft Bearing And Installation Tools J 23690 Or J 29709 And J 8092

Courtesy of GENERAL MOTORS COMPANY

NOTE:

Ensure that the axle shaft bearing is fully seated in the rear axle shaft housing.

Using the J 23690 installer (1) and the J 8092 driver (2), install the axle shaft bearing.

Fig 2: Installing Axle Shaft Seal Using J 21128

Courtesy of GENERAL MOTORS COMPANY

Using the J 21128 installer, install the axle shaft seal.
Drive the tool into the bore until the axle shaft seal bottoms flush with the tube.
Install the rear axle shaft. Refer to Rear Axle Shaft Replacement .
Install the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket Replacement (8.6, 9.5 Inch Axles) , Rear Axle Housing Cover and Gasket Replacement (10.5 Inch Axle) .
Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .
Fill the rear axle. Refer to Differential Oil Replacement (8.6 Inch Axle) , Differential Oil Replacement (10.5 Inch Axle) , Differential Oil Replacement (9.5LD Inch Axle) .
Remove the support and lower the vehicle.