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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 513 (Transfer Case - NVG 236/246-NP8 (Two Speed Automatic)) >> Repair Instructions >> Transfer Case Assembly Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the new gasket to the transfer case adapter with the tab facing upward.

    Important:  The following service procedure should be performed with the aid of another technician.

  2. Install the transfer case to the transfer case adapter.
    Fig 1: Install New Transfer Case Adapter Gasket
    G01468424Courtesy of GENERAL MOTORS CORP.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  3. Install the transfer case retaining nuts on the transfer case mounting studs.

    Tighten 

    Tighten the transfer case retaining nuts to 55 N.m (40 lb ft).

    Fig 2: Installing Transfer Case Retaining Nuts
    G01468425Courtesy of GENERAL MOTORS CORP.
  4. Install the transmission mount to the transfer case adapter.

    Tighten 

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

    Fig 3: Installing Transmission Mount To Transfer Case Adapter
    G01468426Courtesy of GENERAL MOTORS CORP.
  5. Install the transmission support assembly.
    Fig 4: Installing Transmission Support Assembly
    G01468427Courtesy of GENERAL MOTORS CORP.
  6. Install the transmission mount retaining nuts.

    Tighten 

    Tighten the transmission mount retaining nuts and bolts to 40 N.m (30 lb ft).

  7. Remove the transmission jack from the transmission.
    Fig 5: Installing Transmission Mount Retaining Nuts
    G01468428Courtesy of GENERAL MOTORS CORP.
  8. Install the motor/encoder electrical connector.
    Fig 6: Installing Motor/Encoder Electrical Connector
    G01468429Courtesy of GENERAL MOTORS CORP.
  9. Install the electrical wiring harness to the transfer case.
    Fig 7: Installing Transfer Case Electrical Wiring Harness
    G01468430Courtesy of GENERAL MOTORS CORP.
  10. Install the vent hose to the transfer case.
    Fig 8: Installing Vent Hose To Transfer Case
    G01468431Courtesy of GENERAL MOTORS CORP.
  11. Install the transfer case brace left side shown, if equipped.
  12. Install the transfer case brace bolts at the transfer case.

    Tighten 

    Tighten the transfer case to engine bolts to 60 N.m (44 lb ft).

  13. Install the transfer case brace bolt at the engine.

    Tighten 

    Tighten the transfer case brace bolt to 47 N.m (35 lb ft).

  14. Install the rear propeller shaft in the vehicle.
    • For vehicles equipped with the one piece propeller shaft, refer to PROPELLER SHAFT REPLACEMENT - ONE PIECE in Propeller Shaft.
    • For vehicles equipped with the two piece propeller shaft, refer to PROPELLER SHAFT REPLACEMENT - TWO PIECE in Propeller Shaft.
  15. Install the front propeller shaft in the vehicle. Refer to PROPELLER SHAFT REPLACEMENT - FRONT in Propeller Shaft.
  16. Fill the transfer case with the approved fluid. Refer to TRANSFER CASE FLUID REPLACEMENT  .
  17. Install the transfer case shield to the vehicle. Refer to TRANSFER CASE SHIELD REPLACEMENT  .
  18. Lower the vehicle. Refer to JACKING AND LIFTING in General Information.
    Fig 9: Installing Rear Propeller Shaft
    G01468432Courtesy of GENERAL MOTORS CORP.
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