Chevrolet Silverado / GMC Sierra. Service manual — part 2810

3. Using J 43484 (2), and J 8092 (1), install the seal. See Special Tools.

4. Install the front propeller shaft. Refer to Front Propeller Shaft Replacement .

5. Check the fluid level. Add fluid, if necessary.

6. Install the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement.

7. Lower the vehicle.

REAR OUTPUT SHAFT SEAL REPLACEMENT

Tools Required

J 45756 Output Shaft Seal Installer. See Special Tools.

Removal Procedure

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - BW 4485-NR3 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Fig. 16: Removing Rear Output Shaft Seal With Flathead Screwdriver
Courtesy of GENERAL MOTORS CORP.

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

2. Remove the transfer case shield, if equipped. Refer to Transfer Case Shield

Replacement.

3. Remove the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement or

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - BW 4485-NR3 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Two-Piece Propeller Shaft Replacement .

4. Remove the rear output shaft seal by prying it out with a flat tipped screwdriver.

Installation Procedure

Fig. 17: View Of Front Output Shaft Seal Installation Special Tool
Courtesy of GENERAL MOTORS CORP.

1. Using the J 45756 , install a NEW front output shaft seal. See Special Tools.

2. Install the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement or Two-

Piece Propeller Shaft Replacement .

3. Check the fluid level. Add fluid, if necessary.

4. Install the transfer case shield, if equipped. Refer to Transfer Case Shield Replacement.

5. Lower the vehicle.

TRANSFER CASE ASSEMBLY REPLACEMENT

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - BW 4485-NR3 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado

Removal Procedure

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

2. Remove the transfer case shield, if equipped. Refer to Transfer Case Shield

Replacement.

3. Remove the rear propeller shaft. Refer to One-Piece Propeller Shaft Replacement or

Two-Piece Propeller Shaft Replacement .

4. Remove the front propeller shaft. Refer to Front Propeller Shaft Replacement .

5. Drain the fluid from the transfer case.

6. Support the transmission with a suitable jack stand.

2008 Chevrolet Silverado 1500

2008 TRANSMISSION Transfer Case - BW 4485-NR3 - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra &

Silverado