How to replace transfer case on 2000 Oldsmobile Bravada?

TRANSFER CASE:---

Removal & Installation

2000-01 Vehicles

1. Before servicing the vehicle, refer to the Precautions section.
2. Disconnect the negative battery cable.
3. Shift the transfer case into the 4HI range.
4. Drain the transfer case fluid.
5. Support the transfer case.
6. Remove or disconnect the following:
   
   
   Skid plate

   Front and rear driveshafts from the transfer case. Matchmark the shafts prior to removal.

   Vacuum lines and/or the electrical connectors, as equipped

   Transfer case shift rod/cable from the case, if applicable

   Support brace-to-transfer case bolts, if applicable

   Transfer case
7. Remove all traces of old gasket material from the mating surfaces.
   
   
   

   

   Fig. Transfer case-to-manual transmission mounting
   
   
   
   

   

   Fig. Transfer case-to-automatic transmission mounting

To install:

1. Install or connect the following:
   
   
   New gasket using sealer to hold it in position

   Transfer case. Torque the bolts to 33-35 ft. lbs. (45-47 Nm) on 2001 models.

   Support brace bolts. Torque the bolts to 35-37 ft. lbs. (47-50 Nm), if equipped.

   Shift rod to the case, if equipped

   Vacuum lines and/or electrical connections, as necessary

   Front and rear driveshafts by aligning the matchmarks
2. Refill the transfer case.
3. Install or connect the following:
   
   
   Skid plate, if equipped

   Negative battery cable

2002-05 Vehicles

1. Before servicing the vehicle, refer to the Precautions section.
2. Disconnect the negative battery cable.
3. Raise and support the vehicle. Drain the transfer case.
4. Remove or disconnect the following:
   
   
   Fuel tank shield mounting bolts and shield

   Front and rear propeller shaft. Matchmark the shafts prior to removal.

   Fuel lines from the retainer

   Electrical harness from the retainers on the right and left sides

   Speed sensor electrical connectors

   Motor/encoder electrical connector

   Transfer case wiring harness

   Vent hose
5. Install a transmission jack to support the transfer case.
   
   
   Transfer case mounting bolts

   Transfer case from the vehicle

   Transfer case gasket and discard if damaged

To install:

1. Install or connect the following:
   
   NOTE

   You must replace the transfer case gasket if it is damaged. Never use silicone sealant in place of, or with the transfer case gasket.
   
   
   
   
   
   
   
   
   Transfer case, using a new gasket if necessary

   Transfer case mounting bolts and tighten to 35 ft. lbs. (47 Nm)
2. Remove the transmission jack.
3. The remainder of installation is the reverse of removal.
4. Refill the transfer case.

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