For 1990-2009 cars

### Disassembly Procedure

#### Tools Required

• | J 26941 Oil Seal Remover

• | J 23907 Slide Hammer

• | J 22888-D Side Bearing Remover

Notice: When servicing the wheel drive shaft(s), place reference marks on all components to ensure that all components are reassembled in the correct position. If the components are not reassembled in the correct position, premature wear of the joint and/or excessive driveline vibrations may occur.

1. Remove the intermediate shaft from the vehicle. Refer to Intermediate Shaft Replacement .
2. Mount the intermediate shaft bearing arbor securely in a vise.
3. Remove the intermediate shaft bearing outer seal from the intermediate shaft bearing arbor (1) using the J 23907 with the J 26941 .
4. Remove one snap ring (2) from the right inner wheel drive shaft (1).
5. Remove the right inner wheel drive shaft (2) from the intermediate shaft bearing (1) using the J 22888-D .
6. Remove the intermediate shaft bearing inner seal (1) from the intermediate shaft bearing arbor using the J 26941 with the J 23907 .
7. Remove the intermediate shaft bearing retaining ring (1) from the intermediate shaft bearing arbor (2).
8. Remove the intermediate shaft bearing (1) from the intermediate shaft bearing arbor (2).
9. Inspect the intermediate shaft bearing (4) for rough operation, excessive wear or damage. Replace as necessary.
10. Inspect the inner intermediate shaft bearing seal (6) and outer intermediate shaft bearing seal (1) for excessive wear or damage. Replace as necessary.

### Assembly Procedure

#### Tools Required

J 37751 Oil Seal Installer

Important: Make sure the intermediate shaft bearing inner seal (4) is installed with the garter spring lip (1) facing outward.

1. Apply wheel bearing lubricant GM P/N 1051344, or the equivalent, to the intermediate shaft bearing inner seal lip.
2. Install the intermediate shaft bearing inner seal (4) into the intermediate shaft bearing (2) arbor. Tap the seal in gently and evenly using a plastic mallet.
3. Remove the intermediate shaft bearing arbor from the vise and place it on an hydraulic press.
4. Install the right inner wheel drive shaft (2) into the intermediate shaft bearing using an hydraulic press.
5. Remove the right inner wheel drive shaft and the intermediate shaft bearing from the hydraulic press and mount securely in a vise.
6. Install one snap ring (2) onto the right inner wheel drive shaft.
7. Apply wheel bearing lubricant GM P/N 1051344, or the equivalent, to the intermediate shaft bearing outer seal lip.
8. Make sure the intermediate shaft bearing outer seal (2) is installed with the garter spring lip (3) facing outward.
9. Install the intermediate shaft bearing outer seal into the intermediate shaft bearing arbor (1) using the J 37751 .
10. Remove the intermediate shaft bearing arbor from the vise.
11. Install the intermediate shaft to the vehicle. Refer to Intermediate Shaft Replacement .