Chevrolet Silverado / GMC Sierra. Service manual — part 1487

Fig. 274: View Of Locking Differential Clutch Disc Assembly (9.5 Inch Axle)
Courtesy of GENERAL MOTORS CORP.

1. Remove the guide clips (2).

2. Remove the clutch discs and the splined discs (3-7) from the locking differential side gear

(1).

LOCKING DIFFERENTIAL CLUTCH DISC ASSEMBLY DISASSEMBLE (8.6 INCH AXLE)

2008 Chevrolet Silverado 1500

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

Fig. 275: View Of Locking Differential Clutch Disc Assembly (8.6 Inch Axle)
Courtesy of GENERAL MOTORS CORP.

1. Remove the guide clips (3).

2. Remove the clutch discs and the splined discs (2, 4-6) from the locking differential side gear

(1).

LOCKING DIFFERENTIAL CAM UNIT DISASSEMBLE (9.5 INCH AXLE)

Tools Required

J 22912-O1 Split Plate Bearing Puller

J 45232 Differential Bearing Adjuster Needle Bearing Installer - LH. See Special Tools.

2008 Chevrolet Silverado 1500

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

Disassemble

1. Measure and record the overall length of the gear assembly from the front of the gear to the

thrust sleeve, including the side gear thrust washer.

2. Remove the guide clips.

Fig. 276: Removing Thrust Sleeve Using J 45232 & J 22912-O1
Courtesy of GENERAL MOTORS CORP.

3. Remove the thrust sleeve using the J 22912-O1 (2) and the J 45232 (1), if necessary, and a

hydraulic press. See Special Tools.

2008 Chevrolet Silverado 1500

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

Fig. 277: Locking Differential Side Gear Cam Unit & Clutch Disc Assembly (9.5
Inch Axle)
Courtesy of GENERAL MOTORS CORP.

4. Disassemble the locking differential side gear cam unit and clutch disc assembly as follows:

1. Remove the clutch discs and the splined discs (7-14).

2. Remove the wave washer (5).

3. Remove the fuse disc (4).

4. Remove the carbon eared disc (3).

5. Disassemble the cam plate (2) from the cam side gear (1).

LOCKING DIFFERENTIAL CLEANING AND INSPECTION

2008 Chevrolet Silverado 1500

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