Disassembly Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Removing Differential Side Bearing

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Remove the differential side bearings by performing the following steps:
1. Install the differential assembly into a vise.
2. Install the J 36597 (1) and the J 22888-20A (2) as shown. See Special Tools .
3. Remove the differential side bearings using the J 22888-20A . See Special Tools .

Fig 2: Identifying Ring Gear Bolts

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

Remove the gear bolts. Discard the bolts.

Fig 3: Removing Ring Gear From Differential

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NOTE: Refer to Ring Gear Removal Notice .

Remove the ring gear from the differential case.
Drive the ring gear off with a brass drift if necessary.

Fig 4: Exploded View Of Differential Case

Courtesy of GENERAL MOTORS CORP.

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.
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.