Chevrolet Silverado / GMC Sierra. Manual

Fig. 235: Exploded View Of Differential Case
Courtesy of GENERAL MOTORS CORP.

4. Remove the differential pinion gears and the differential side gears by performing the

following steps:

1. Remove the pinion shaft lock bolt.

2. Remove the pinion shaft.

3. Drive the pinion gear thrust washer out from the differential case using a hammer and a

brass drift.

4. Roll the differential pinion gears out of the differential case.

2008 Chevrolet Silverado 1500

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

5. Remove the differential side gears and the side gear thrust washers.

Mark the pinion gears top and bottom and the differential side gears left and right.

Assembly Procedure

1. Lubricate the pinion and side gears using axle lubricant. Use the proper fluid. Refer to

Fluid and Lubricant Recommendations .

2. Install the differential side gear thrust washers to the differential side gears.

3. Install the differential side gears and thrust washers into the differential case.

If the same differential side gears and the thrust washers are being used, install the gears and
the thrust washers to their original locations.

2008 Chevrolet Silverado 1500

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

Fig. 236: Exploded View Of Differential Case
Courtesy of GENERAL MOTORS CORP.

4. Install the differential pinion gears by performing the following steps:

1. Position one of the pinion gears between the differential side gears.

2. Install the second pinion gear directly opposite of the first gear between the

differential side gears.

3. Rotate the differential side gears until the pinion gears are directly opposite the

opening in the differential case.

4. Install the pinion gear thrust washers using a hammer and a brass drift.

2008 Chevrolet Silverado 1500

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

5. Install the pinion shaft.

6. Install a new pinion shaft lock bolt.

Tighten: Tighten the new pinion shaft lock bolt to 50 N.m (37 lb ft).

NOTE:

Refer to Fastener Notice .

IMPORTANT: The mating surface of the ring gear and the differential case

must be clean and free of burrs before installing the ring
gear.

2008 Chevrolet Silverado 1500

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

Chevrolet Silverado / GMC Sierra. Manual - part 1467