How do I remove my transfer case on my 98.

REMOVAL

Shift transfer case into Neutral.
Raise vehicle.
Drain transfer case lubricant.
Mark front and rear propeller shaft yokes for alignment reference.
Support transmission with jack stand.
Remove rear crossmember and skid plate, if equipped.
Disconnect front/rear propeller shafts at transfer case.
Disconnect transfer case linkage rod from range lever.

Transfer Case Mounting-Typical

Disconnect transfer case vent hose and indicator switch harness, if necessary.
Support transfer case with transmission jack.
Secure transfer case to jack with chains.
Remove nuts attaching transfer case to transmission.
Pull transfer case and jack rearward to disengage transfer case.
Remove transfer case from under vehicle.

INSTALLATION

Mount transfer case on a transmission jack.
Secure transfer case to jack with chains.
Position transfer case under vehicle.
Align transfer case and transmission shafts and install transfer case on transmission.
Install and tighten transfer case attaching nuts to 35 Nm (26 ft. Lbs.) Torque.
Connect vent hose.
Connect indicator switch harness to transfer case switch, if necessary. Secure wire harness to clips on transfer case.
Align and connect propeller shafts. Tighten shaft attaching bolts to 19 Nm (170 inch lbs.) Torque.
Fill transfer case with correct fluid. Refer to Recommended Lubricant And Fill Level section for proper fluid and capacity.
Install rear crossmember and skid plate, if equipped. Tighten crossmember bolts to 41 Nm (30 ft. Lbs.) Torque.
Remove transmission jack and support stand.
Connect shift rod to transfer case range lever.
Adjust transfer case shift linkage.
Lower vehicle and verify transfer case shift operation.