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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 664 (Transfer Case - NVG 261-NP2 (2-Speed Manual)) >> Repair Instructions >> Transfer Case Assembly Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Raise the vehicle.
  2. Remove the transfer case shield. Refer to Transfer Case Shield Replacement .
    3. Fig 1: Transfer Case Shield
    G01668836Courtesy of GENERAL MOTORS CORP.
  3. Drain the transfer case of fluid. Refer to Transfer Case Fluid Replacement .
  4. Remove the front propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT - FRONT .
  5. Remove the rear propeller shaft.
  6. Remove the transfer case gear indicator switch electrical connector.
    7. Fig 2: Transfer Case Gear Indicator Switch Electrical Connector
    G01668837Courtesy of GENERAL MOTORS CORP.
  7. Remove the transfer case speed sensor electrical connector.
  8. Remove the transfer case control rod from the transfer case. Refer to Transfer Case Control Rod Replacement .
  9. Remove the transfer case vent hose.
    10. Fig 3: Transfer Case Vent Hose
    G01668838Courtesy of GENERAL MOTORS CORP.
  10. Support the transmission with a suitable transmission jack stand.
  11. Remove the transmission mount retaining nuts.
    12. Fig 4: Transmission Mount Retaining Nuts
    G01668839Courtesy of GENERAL MOTORS CORP.
  12. Raise the transmission high enough in order to remove the transmission support.
  13. Remove the transmission support mounting bolts.
    14. Fig 5: Transmission Support
    G01668840Courtesy of GENERAL MOTORS CORP.
  14. Remove the transmission support from the frame.
  15. Support the transfer case with a suitable jack stand.
  16. Remove the transmission mount bolts.
    17. Fig 6: Transmission Mount Bolts
    G01668841Courtesy of GENERAL MOTORS CORP.
  17. Remove the transmission mount assembly.
  18. Remove the transfer case adapter retaining nuts.
  19. Remove the support for the transfer case.

    Important:  The following service procedure must be performed with the assistance from another technician.

  20. Slide the transfer case straight back toward the rear of the vehicle.
  21. Rotate the transfer case so that the front output shaft is above the torsion bar bracket.
  22. Rotate the transfer case (with the input shaft slightly lowered) so that the transfer case is parallel to the torsion bar bracket.
  23. Lower the transfer case.
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