Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Determine the shim thickness and preload for the differential assembly. Refer to Differential Side Bearing Preload Adjustment (8.6 Inch Axle) or Differential Side Bearing Preload Adjustment (9.5 Inch Axle) or Differential Side Bearing Preload Adjustment (9.75 Inch Axle) or Differential Side Bearing Preload Adjustment (10.5 Inch, 11.5 Inch Axles) .
Install the differential side bearing by doing the following:
1. 2.1. In order to protect the differential case, install the J 8107-3 in the case on the side opposite of the bearing installation.
2. 2.2. Install the inboard shims.
3. 2.3. Install the differential side bearing.
4. 2.4. Install the J 24430 or the J 45900 (2) and the J 8092 (1) over the differential side bearing.
5. 2.5. Drive the differential side bearing into position using the J 24430 or the J 45900 and the J 8092.
6. 2.6. Install the differential assembly. Refer to Differential Replacement (8.6 Inch, 9.5 Inch Axles) or Differential Replacement (9.75 Inch Axle) or Differential Replacement (10.5 Inch, 11.5 Inch Axle) .
Fig 1: Installing Differential Side Bearing (9.75 Inch Axle)
Courtesy of GENERAL MOTORS CORP.
Fill the axle with lubricant. Use the proper fluid. Refer to Lubricant Replacement - Rear Drive Axle (8.6 Inch Axle) or Lubricant Replacement - Rear Drive Axle (9.5, 10.5, and 11.5 Inch Axles) or Lubricant Replacement - Rear Drive Axle (9.75 Inch Axle) .
Lower the vehicle.