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HOMESERVICE MANUALSOLDSMOBILE2004BRAVADA AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1557 (TRANSFER CASE - NVG 149-NP (ONE SPEED AUTOMATIC))REPAIR INSTRUCTIONSTRANSFER CASE ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2004 Oldsmobile Bravada AWD

Removal Procedure

2004 Oldsmobile Bravada AWDSECTION Removal Procedure
WARNING: This page is about a different car, the 2003 GMC Sierra and 2003 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the transfer case shield, if equipped.

    Refer to Transfer Case Shield Replacement .

  2. Remove the front propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT-FRONT  .
  3. Remove the rear propeller shaft. Refer to PROPELLER SHAFT REPLACEMENT-ONE PIECE  .
  4. Drain the transfer case fluid.
  5. Remove the transmission vent hose clip from the bracket.
  6. Remove the transmission selector cable from the bracket.
  7. Disconnect the speed sensor electrical connector (4).
  8. Remove the speed sensor wire clip (3) from the bracket.
  9. Reposition the speed sensor wire.
  10. Remove the engine harness clips (5, 6) from the bracket.
    11. Fig 1: Speed Sensor Electrical Connector & Wire Clip & Engine Harness Clips
    G01481037Courtesy of GENERAL MOTORS CORP.
  11. Remove the fuel pipe clip from the bracket.
  12. Support the transmission with a suitable jack stand.
  13. Install a suitable transmission jack under the transfer case.
  14. Remove the transmission mount nuts.
  15. Raise the transfer case slightly.
    Fig 2: Transmission Mount Nuts
    G01481038Courtesy of GENERAL MOTORS CORP.
  16. Remove the transmission mount bolts (1), at the transfer case.
    Fig 3: Transmission Mount Bolts
    G01481039Courtesy of GENERAL MOTORS CORP.
  17. Remove the transmission mount.
    Fig 4: Transmission Mount
    G01481040Courtesy of GENERAL MOTORS CORP.
  18. Remove the crossmember bolts.
  19. Remove the crossmember.
    Fig 5: Crossmember & Bolts
    G01481041Courtesy of GENERAL MOTORS CORP.
  20. Remove the transfer case adapter nuts.
  21. Remove the fuel pipe bracket from the studs.
    IMPORTANT: Pull straight back on the transfer case in order to position the transfer case so that it can be rotated parallel to the transmission.
  22. Remove the transfer case.
  23. Rotate the transfer case so that it is perpendicular to the torsion bar mounting bracket.
  24. Lower the transmission jack.
  25. Remove the gasket from the transfer case.
  26. Remove the transfer case from the transmission jack.
    Fig 6: Transfer Case, Gasket, Fuel Pipe Bracket & Nuts
    G01481042Courtesy of GENERAL MOTORS CORP.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.