Chevrolet Silverado / GMC Sierra. Service manual — part 1422

Fig. 82: Installing Axle Shaft Seal
Courtesy of GENERAL MOTORS CORP.

3. Using the J 21128 , install the axle seal.

4. Drive the tool into the bore until the axle shaft seal is flush with the axle shaft tube.

5. Install the axle shaft. Refer to Rear Axle Shaft Replacement (8.6 Inch Axle w/Drum

Brake w/VSES) or Rear Axle Shaft Replacement (8.6 Inch Axle w/Drum Brakes w/o
VSES) or Rear Axle Shaft Replacement (8.6, 9.5 Inch Axles w/VSES).

6. Install the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation .

7. Remove the support and lower the vehcile.

REAR AXLE SHAFT SEAL AND/OR BEARING REPLACEMENT (W VSES)

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Tools Required

J 8092 Universal Driver Handle - 3/4 in - 10

J 21128 Axle Pinion Oil Seal Installer

J 23690 Bearing Installer

J 2619-01 Slide Hammer

J 45857 Tone Wheel and/or Bearing Remover

Removal Procedure

1. Raise the vehicle. Refer to Lifting and Jacking the Vehicle .

2. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and

Installation .

3. Remove the rear axle housing cover. Refer to Rear Axle Housing Cover and Gasket

Replacement.

4. Remove the axle shaft. Refer to Rear Axle Shaft Replacement (8.6 Inch Axle w/Drum

Brake w/VSES) or Rear Axle Shaft Replacement (8.6 Inch Axle w/Drum Brakes w/o
VSES) or Rear Axle Shaft Replacement (8.6, 9.5 Inch Axles w/VSES).

5. To remove the seal only, use a suitable seal remover.

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 83: Removing Axle Shaft Seal & Bearing Using J 45857 & J 2619-01
Courtesy of GENERAL MOTORS CORP.

6. To remove the axle shaft seal and the bearing together from the axle housing, use the J

45857 (1) and the J 2619-01 (2).

Installation Procedure

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado

Fig. 84: Installing Axle Shaft Bearing Using J 23690 Or J 29709 & J 8092
Courtesy of GENERAL MOTORS CORP.

1. Install the axle shaft bearing using the J 23690 (1) and the J 8092 (2).

2. Drive the axle shaft bearing into the axle housing until the tool bottoms against the tube.

2008 Chevrolet Silverado 1500

2008 Driveline/Axle Rear Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado