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Home >> Chevrolet >> 2006 >> Silverado 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Transfer Case - NVG 261-NP2 - Service & Troubleshooting) >> Repair Instructions >> Transfer Case Assembly Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    IMPORTANT: The following installation procedure must be performed with the assistance of another technician.
  1. Raise the transfer case into position (the transfer case should be parallel to the torsion bar bracket).
  2. Rotate the transfer case so that it is in line with the adapter.
  3. Install the transfer case.
    Fig 1: View Of Transfer Case & Transmission
    GM828574Courtesy of GENERAL MOTORS CORP.
  4. Install the shift control switch harness bracket.
    5. NOTE: Refer to FASTENER NOTICE .
    Fig 2: Installing Transfer Case Adapter Nuts
    GM715663Courtesy of GENERAL MOTORS CORP.
  5. Install the transfer case adapter nuts.

    Tighten:  Tighten the nuts to 50 N.m (37 lb ft).

  6. Install the transmission mount.
    Fig 3: View Of Transmission Mount
    GM648001Courtesy of GENERAL MOTORS CORP.
  7. Install the transmission mount bolts.
    Fig 4: Installing Transmission Mount Bolts
    GM715661Courtesy of GENERAL MOTORS CORP.

    Tighten:  Tighten the bolts to 47 N.m (35 lb ft).

  8. Install the crossmember.
    Fig 5: Identifying Crossmember & Bolts
    GM652595Courtesy of GENERAL MOTORS CORP.
  9. Install the crossmember bolts.

    Tighten:  Tighten the bolts to 70 N.m (52 lb ft).

  10. Lower the transfer case and transmission onto the transmission support.
  11. Install the transmission mount nuts.
    Fig 6: Identifying Transmission Mount Nuts
    GM647997Courtesy of GENERAL MOTORS CORP.

    Tighten:  Tighten the nuts to 40 N.m (30 lb ft).

  12. Remove the support from the transfer case.
  13. Remove the transmission jack stand.
  14. Install the control rod. Refer to Transfer Case Control Rod Replacement .
  15. Install the vent hose.
    Fig 7: Installing Vent Hose
    GM715667Courtesy of GENERAL MOTORS CORP.
  16. Position the harness.
    Fig 8: Installing Harness & Electrical Connectors
    GM860643Courtesy of GENERAL MOTORS CORP.
  17. Install the harness clips (3) to the transfer case.
  18. Connect the speed sensor electrical connector (4).
  19. Connect the gear indicator switch electrical connector (2).
  20. Install the in-line to engine harness electrical connector (1) to the bracket.
  21. Install the rear propeller shaft. Refer to Propeller Shaft Replacement - One Piece or Propeller Shaft Replacement - Two Piece .
  22. Install the front propeller shaft. Refer to Propeller Shaft Replacement - Front .
  23. Check the fluid level. Add fluid if necessary.
  24. Install the transfer case shield, if equipped. Refer to Transfer Case Speed Sensor Replacement .
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