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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1875 (Rear Drive Axle) >> Repair Instructions >> Drive Pinion Housing and/or Seal Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 Saturn Vue. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
    2. Fig 1: View Of Propeller Shaft
    GM935370Courtesy of GENERAL MOTORS CORP.
  2. Remove the propeller shaft underbody guard loop bolts.
  3. Remove the guard loop.
    4. Fig 2: Removing/Installing Propeller Shaft Flange Mounting Bolts
    GM928922Courtesy of GENERAL MOTORS CORP.
  4. Reference mark the propeller shaft flange-to-input flange relationship at the rear drive module (RDM).
  5. Remove the propeller shaft flange mounting bolts at the RDM input flange.
  6. Position the end of the propeller shaft away from the RDM and secure with heavy mechanics wire, or equivalent.
    7. Fig 3: Removing/Installing Propeller Shaft Shield On RDM
    GM693547Courtesy of GENERAL MOTORS CORP.
  7. Remove the propeller shaft shield mounting bolts (1) and the propeller shaft shield (2).
    8. Fig 4: Removing/Installing RDM Drain Plug
    GM693541Courtesy of GENERAL MOTORS CORP.
  8. Place a container under the RDM housing.
  9. Remove the RDM drain plug.
  10. Drain the RDM fluid.
    11. Fig 5: Installing J44873 On The Pinion Flange
    GM1265096Courtesy of GENERAL MOTORS CORP.
  11. Install the J 44873  (1) to the pinion flange (2). See Special Tools .
  12. Using a breaker bar to hold the J 44873  stationary, loosen the pinion flange nut. See Special Tools .
    13. Fig 6: Removing/Installing Input Flange On The Clutch Shaft
    GM693549Courtesy of GENERAL MOTORS CORP.
  13. Remove and discard the input flange nut (1).
  14. Remove the input flange (2).
    15. Fig 7: View Of RDM Housing Cover & Bolts
    GM792777Courtesy of GENERAL MOTORS CORP.
  15. Remove the RDM housing cover bolts (1).
  16. Carefully remove the housing cover (2) from the RDM.
    17. IMPORTANT: Do not gouge the housing cover and RDM sealing surfaces.
  17. Remove all traces of sealer from the housing cover and RDM sealing surfaces.
  18. Clean the housing cover and RDM sealing surfaces with denatured alcohol or equivalent, and dry with a clean, lint free cloth.
    19. Fig 8: Clutch Drum & Housing Cover
    GM693566Courtesy of GENERAL MOTORS CORP.
  19. Remove the clutch drum (2) from the housing cover (1).
    20. Fig 9: Input Flange Oil Seal & Housing Cover
    GM693554Courtesy of GENERAL MOTORS CORP.
  20. Remove the input flange oil seal (1) from the housing cover.
    21. Fig 10: Removing/Installing Filter Assembly
    GM735400Courtesy of GENERAL MOTORS CORP.
  21. Remove and discard the filter assembly.
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