GM Service Manual Online
For 1990-2009 cars only
Figure 1:

Front Case Half Components


Object Number: 1490794  Size: LF
(1)Control Actuator Lever
(2)Shift Fork Pads, 2nd Design
(3)Range Fork, 2nd Design
(4)Range Sleeve, 2nd Design
(5)Shift Fork Bushing
(6)Shift Fork Shim
(7)Range Fork, 1st Design
(8)Shift Fork Center Pad, 1st Design
(9)Shift Fork End Pad, 1st Design
(10)Range Sleeve, 1st Design
(11)Shift Fork Inner Bracket
(12)Front Output Shaft Front Bearing
(13)Front Output Bearing Retaining Ring
(14)Shift Fork Spring
(15)Shift Fork Outer Bracket
(16)Shift Fork Spring
(17)Shift Fork Shaft
(18)Oil Pump Suction Pipe Assembly
(19)Oil Pump Suction Pipe Seal
(20)Magnet
(21)Location Pin
(21)Location Pin
(22)Shift Detent Plunger
(23)Shift Detent Spring
(24)Shift Detent Plunger Plug O-Ring
(25)Shift Detent Spring Bolt
(26)Control Actuator Lever Bearing
(27)Control Actuator Lever Retaining Ring
(28)Actuator Insulator
(29)Actuator Encoder Motor
(30)Actuator Encoder Motor Bolt
(31)Front Output Shaft Bearing Retaining Ring
(32)Front Output Shaft Seal
(33)Front Output Shaft Dust Seal
(34)Adapter Stud
(35)Input Shaft Seal
(36)Input Gear Bearing Outer Retaining Ring
(37)Front Case Half
(38)Vehicle Speed Sensor (VSS) O-Ring Seal
(39)Front VSS
(40)Vent
(41)Clutch Lever Pivot Pin
(41)Clutch Lever Pivot Pin
(42)Clutch Lever Pivot Pin Washer
(42)Clutch Lever Pivot Pin Washer
(43)Clutch Lever Pivot Pin O-Ring Seal
(43)Clutch Lever Pivot Pin O-Ring Seal
(44)Input Gear Bearing
(45)Input Gear Bearing Retaining Ring
(46)Clutch Lever
Figure 2:

Internal Transfer Case Components


Object Number: 1490796  Size: LF
(1)Rear Output Shaft Rear Bearing Retaining Ring
(2)Rear Output Shaft Rear Bearing
(3)Rear Output Shaft Speed Reluctor Wheel
(4)Oil Pump
(5)Drive Sprocket Retaining Ring
(6)Drive Sprocket
(7)Rear Output Shaft
(8)Oil Restrictor
(9)Chain
(10)Driven Sprocket Retaining Ring
(11)Driven Sprocket
(12)Front Output Shaft
(13)Front Output Shaft Speed Reluctor Wheel
(14)Clutch Housing
(15)Clutch Housing Bearing
(16)Clutch Hub
(17)Clutch Hub Retaining Ring
(18)Clutch Press Plate - Friction
(19)Clutch Press Plate - Steel
(20)Clutch Shim
(21)Clutch Spring
(22)Clutch Pressure Plate
(23)Clutch Pressure Plate Bearing
(24)Clutch Bearing Inner Support
(25)Clutch Assembly Retaining Ring
(26)Planetary Gearshaft Retaining Ring
(27)Input Shaft Thrust Washers
(28)Input Shaft Pilot Bearing
(29)Input Gear
(30)Input Shaft Thrust Washer
(31)Carrier Lock Plate
(32)High/Low Planetary Carrier
Figure 3:

Rear Case Half Components


Object Number: 1243945  Size: LF
(1)Rear Output Shaft Seal
(2)Rear Bushing
(3)Rear Case Half
(4)Screw
(5)Identification Tag
(6)Vehicle Speed Sensor
(7)Fill Plug
(8)Drain Plug
(9)Case Half Stud
(10)Case Half Bolt
(11)Front Output Shaft Rear Bearing
(12)Oil Pump Wear Sleeve
(13)Wire Harness Bracket
(14)Rear Output Shaft Rear Bearing Outer Retaining Ring
(15)Vehicle Speed Sensor
(16)Vehicle Speed Sensor O-Ring
(17)Access Hole Plug