Chevrolet Silverado / GMC Sierra. Service manual — part 1364

Slowly turn the forcing screw (1) until the J 45754-4 is evenly seated behind the outer
pinion bearing cup bore and the J 45754-2 (2) is evenly seated over the outer pinion bearing
cup bore.

41. Remove the outer pinion bearing cup by turning the forcing screw clockwise.

2008 Chevrolet Silverado 1500

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

Fig. 159: Removing Inner Pinion Bearing Using Hydraulic Press
Courtesy of GENERAL MOTORS CORP.

42. Install the J 22912-B between the pinion bearing and the drive pinion. See Special Tools.

43. Remove the inner pinion bearing using the J 22912-B and a hydraulic press. See Special

Tools.

44. Remove the pinion gear selectable shim.

DIFFERENTIAL CASE ASSEMBLY DISASSEMBLE (8.25 INCH AXLE)

Tools Required

J 22888-D Side Bearing Remover Kit. See Special Tools.

Disassemble

1. Remove the differential side bearing by performing the following steps:

1. Place the differential case in a vise.

2008 Chevrolet Silverado 1500

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

Fig. 160: View Of Differential Side Bearing
Courtesy of GENERAL MOTORS CORP.

2. Install the J 22888-20A (2) and the J 8107-2 (1) as shown.

3. Remove the differential side bearings using theJ 22888-20A .

2. Remove the differential assembly from the vise.

2008 Chevrolet Silverado 1500

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

Fig. 161: Identifying Ring Gear Bolts
Courtesy of GENERAL MOTORS CORP.

3. Remove the ring gear bolts. Discard the bolts.

IMPORTANT: The ring gear bolts have left-hand threads.

2008 Chevrolet Silverado 1500

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