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Chevrolet Silverado / GMC Sierra. Manual - part 1389
2. Install the bearing with the square shoulder in using the J 36609 (1) and the J 8092
(2). See Special Tools.
Fig. 233: Installing New Axle Shaft Seal Using J 45225 & J 8092 - Front Drive Axle
Courtesy of GENERAL MOTORS CORP.
14. Install the new right side inner axle shaft seal using the J 45225 (1) and the J 8092 (2). See
Special Tools.
2008 Chevrolet Silverado 1500
2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
Fig. 234: Inner Axle Shaft Housing Components
Courtesy of GENERAL MOTORS CORP.
15. Install the following components into the inner shaft housing:
1. The inner axle shaft (1)-Carefully tap the inner axle shaft into place with a soft-faced
mallet.
2. The thrust washer, with tabs (5)-Ensure the tabs on the thrust washer are aligned with
the slots in the inner shaft housing.
3. The thrust washer, without tabs (6)
IMPORTANT: Use chassis grease in order to hold the thrust washer in
place.
2008 Chevrolet Silverado 1500
2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
4. The new retainer ring (7) onto the inner axle shaft (1)
5. Determine the clutch gear shim thickness. Refer to Inner Axle Shaft Shim
Adjustment .
6. The clutch gear shim (9)
7. The clutch sleeve (8)
8. The clutch fork assembly (11)
9. The clutch fork inner spring (10)
10. The inner axle housing gasket
16. Apply sealant to the inner shaft housing to differential carrier sealing surface. Use the
correct sealant. Refer to Sealers, Adhesives, and Lubricants.
Fig. 235: Identifying Inner Axle Shaft Housing Assembly - Front Drive Axle (8.25
S4WD and 9.25 Axles)
Courtesy of GENERAL MOTORS CORP.
17. Install the inner shaft housing to the differential carrier assembly case.
IMPORTANT: The following service procedure is for the 9.25 inch axle
ONLY.
2008 Chevrolet Silverado 1500
2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
18. If servicing the 8.25 inch axle, install the inner shaft housing bolts.
Tighten: Tighten the inner shaft housing bolts to 73 N.m (54 lb ft).
19. If servicing the 9.25 inch axle, install the inner shaft housing bolts.
Tighten: Tighten the inner shaft housing bolts to 40 N.m (30 lb ft).
20. Install the drain plug and the washer.
21. Install the fill plug and the washer.
Tighten: Tighten the drain plug and the fill plug to 33 N.m (24 lb ft).
Fig. 236: View Of Front Axle Actuator
Courtesy of GENERAL MOTORS CORP.
2008 Chevrolet Silverado 1500
2008 Driveline/Axle Front Drive Axle - Cab & Chassis Sierra, Cab & Chassis Silverado, Sierra & Silverado
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