Removal and Installation

NP231 TRANSFER CASE

1. Position transfer case shift lever into neutral.
2. Raise and support vehicle.
3. Drain lubricant from transfer case.
4. Place alignment marks on front and rear propeller shafts for use during installation, then remove front and rear propeller shafts.
5. Disconnect vent and vacuum hoses and range linkage from transfer case, then disconnect speedometer cable.
6. Using a safety stand to support transmission, remove rear crossmember.
7. Support transfer case using a suitable transmission jack, then remove transfer case to transmission attaching bolts and lower transfer case from vehicle.
8. Reverse procedure to install.