Chevrolet Silverado / GMC Sierra. Service manual — part 1383

Fig. 213: View Of Differential Case Side Bearing Cups, Differential Carrier Case, J
8092 & J 36603
Courtesy of GENERAL MOTORS CORP.

24. Install the right side differential case side bearing cups to the differential carrier case using

the J 36603 (2) and the J 8092 (1). See Special Tools.

Fig. 214: Installing Differential Case Assembly Into Left Differential Carrier Case
Half
Courtesy of GENERAL MOTORS CORP.

25. Install the differential case assembly into the left differential carrier case half.

26. Clean the sealing surface of each half of the differential carrier case and the inner axle

housing to differential carrier assembly.

The surfaces must be clean of all the grease and the oil.

27. Apply a bead of sealer to one differential carrier case half sealing surface. Use the correct

sealer. Refer to Sealers, Adhesives, and Lubricants.

2008 Chevrolet Silverado 1500

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

Fig. 215: Differential Case Assembly
Courtesy of GENERAL MOTORS CORP.

28. Install the right differential carrier case half to the left differential carrier case half.

If the carrier case halves do not make complete contact, use the J 36599-A in order to back
out the right differential adjuster nut sleeve until the differential carrier case halves make
contact. See Special Tools.

2008 Chevrolet Silverado 1500

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

Fig. 216: Differential Carrier Assembly Bolts
Courtesy of GENERAL MOTORS CORP.

29. Install the differential carrier case bolts.

Tighten: Tighten the differential carrier case bolts to 47 N.m (35 lb ft).

30. Install the differential carrier assembly into a vise.

2008 Chevrolet Silverado 1500

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

Fig. 217: Removing Differential Bearing Adjuster Nuts & Bearing Cups
Courtesy of GENERAL MOTORS CORP.

31. While rotating the pinion yoke back and forth, turn the right side differential adjuster nut

sleeve clockwise using the J 36599-A until 0. See Special Tools.0254-0.0762 mm (0.001-
0.003 in) of backlash can be felt between the ring gear and the drive pinion.

If the backlash specification cannot be obtained, turn the left side differential adjuster nut
sleeve counterclockwise using the J 36599-A one notch at a time until the backlash
specification can be obtained. See Special Tools.

2008 Chevrolet Silverado 1500

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