Differential Case Disassemble

Special Tools

• 6-9607346  Sensor Ring Gear Puller
• J-810704  Steering Column Center Bar Puller
• J-810721  Axle Shaft Seal Remover Support Base
• R-0006749  Support Base
• R-0407011  Bearing Race Remover
• R-0007761  Universal Handle for Pullers and Installers
• S-9407195  Pinion Gear Case Bearing Installer
• T-9804678  Speed Sensor Reluctor Wheel Remover

For equivalent regional tools, refer to Special Tools .

Fig 1: Front Wheel Drive Shaft Oil Seal & Differential Bearing Adjuster
Courtesy of GENERAL MOTORS COMPANY
1. Remove the front wheel drive shaft oil seal (1) from the front differential bearing adjuster (2).
Fig 2: Differential Bearing Race & Special Tools
Courtesy of GENERAL MOTORS COMPANY
NOTE:

Do not interchange outer and inner races respectively when re-using tapered roller bearings.

2. Remove the front differential bearing race (1) from the front differential bearing adjuster using the R-0007761  handle (2), R-0407011  remover (3), and the J-810721  support base (4).
Fig 3: Ring Front Wheel Speed Sensor Reluctor Wheel & Special Tools
Courtesy of GENERAL MOTORS COMPANY
3. Remove the ring front wheel speed sensor reluctor wheel (1) using the 6-9607346  puller (2), S-9407195  installer (3), and the T-9804678  remover (4).
Fig 4: Front Differential Bearing Assemblies, Puller & Support Base
Courtesy of GENERAL MOTORS COMPANY
4. Remove the front differential bearing assemblies (3) using the J-810704  puller (1) and R-0006749  support base (2) .
Fig 5: Front Differential Ring Gear & Bolts With Realignment
Courtesy of GENERAL MOTORS COMPANY
5. Place a mark (3) on the differential and the differential ring gear for realigning parts during assembly in case both components are reused.
6. Remove the front differential ring gear bolts (1) and the front differential ring gear (2).
Fig 6: Pinion Gear Components
Courtesy of GENERAL MOTORS COMPANY
7. Remove the pinion gear shaft retaining washers (1) and the front differential pinion gear shaft (2).
8. Remove the front differential pinion gears (3) and side gears (4).
9. Remove the front differential pinion and side gear thrust washer (5).