LEMON Manuals: Even more car manuals for everyone
Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1040 (Rear Drive Axle) >> Repair Instructions >> Differential Overhaul (10.5 Inch Axle) >> Disassembly Procedure

Disassembly Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the differential side bearings by performing the following steps:
    1. Place a block of wood on each side of the differential case before installing the differential case into the vise.

      Install the differential assembly into a vise.

    2. Install the J 8107-3 (1) and the J 22888-20A (2) onto the differential side bearing.
    3. Remove the differential side bearings using the J 22888-20A.
  2. Fig 1: Ring Gear Bolts (10.5 Inch Axle)
    GM739940Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: The ring gear bolts have left-hand threads.
  3. Remove the ring gear bolts.
  4. NOTE: Refer to Ring Gear Removal Notice in Cautions and Notices.
  5. Remove the ring gear from the differential case.

    Drive the ring gear off with a brass drift if necessary.

  6. Separate the differential case assembly.
  7. IMPORTANT: If the differential pinion gears, the differential side and the thrust washers are to be reused, mark the components so they can be re-installed in their original location in the differential case.
  8. Remove the following from the differential case:
    • The thrust washers
    • The differential pinion gears
    • The differential pinion spider
  9. Fig 2: Differential Pinion Gears
    GM739941Courtesy of GENERAL MOTORS CORP.
  10. Remove the differential side gears.
  11. Fig 3: Differential Side Gears
    GM739943Courtesy of GENERAL MOTORS CORP.