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

Case Half Components


Object Number: 1250935  Size: LF
(1)Input Shaft Seal
(2)Input Gear Bearing Outer Retaining Ring
(3)Adapter Stud
(4)Front Vehicle Speed Sensor
(5)Vent
(6)Clutch Lever Pivot Pin
(7)Front Case Half
(8)Location Pin
(8)Location Pin
(9)Input Gear Bearing
(10)Input Gear Bearing Retaining Ring
(11)Annulus Gear
(12)Annulus Gear Retaining Ring
(13)Clutch Lever Pivot Pin
(14)Front Output Shaft Bearing Retaining Ring
(15)Front Output Shaft Front Bearing
(16)Bracket
(17)Access Hole Plug
(18)Right Vehicle Speed Sensor
(19)Case Half Bolt
(20)Rear Bushing
(21)Rear Output Shaft Seal
(22)Fill Plug
(23)ID Tag
(24)ID Tag Screw
(25)Drain Plug
(26)Rear Case Half
(27)Front Output Shaft Rear Bearing
(28)Wear Clip
(29)Left Vehicle Speed Sensor
(30)Control Actuator Lever Bearing
(31)Control Actuator Lever Retaining Ring
(32)Actuator Encoder Motor Insulating Spacer
(33)Actuator Encoder Motor
(34)Housing Screw
(35)Motor Cover Screw
(36)Actuator Cover Plate
(37)Actuator Seal
(38)Range Select Position Sensor
(39)Actuator Housing
(40)Actuator Encoder Motor Bolt
(41)Actuator Encoder Motor Location Pin
(42)Front Output Shaft Seal
(43)Front Output Shaft Bearing Retaining Ring
Figure 2:

Internal Transfer Case Components


Object Number: 1492310  Size: LF
(1)Input Gear 32 Teeth
(2)High/Low Planetary Carrier 6 Pinion Gears
(3)Planetary Gear Shaft Retaining Ring
(4)Planetary Carrier Lock Ring
(5)Input Gear Front Thrust Washer
(6)Input Gear 27 Teeth
(7)Input Gear Pilot Bearing
(8)Input Gear Rear Thrust Washer
(9)High/Low Planetary Carrier 3 Pinion Gears
(10)High/Low Range Sleeve, 1st Design
(11)High/Low Range Sleeve, 2nd Design
(12)Rear Output Shaft Assembly
(13)Drive Sprocket
(14)Drive Sprocket Retaining Ring
(15)Drive Chain
(16)Oil Pump
(17)Oil Pump Wave Spring
(18)Rear Output Shaft Speed Reluctor Wheel
(19)Rear Output Shaft Rear Bearing Retaining Ring
(20)Rear Output Shaft Rear Bearing Outer Retaining Ring
(21)Rear Output Shaft Rear Bearing
(22)Oil Pump Suction Pipe O-Ring Seal
(23)Oil Pump Screen and Suction Pipe
(24)Magnet
(25)Driven Sprocket Retaining Ring
(26)Driven Sprocket
(27)Front Output Shaft Cup Plug
(28)Front Output Shaft
(29)Front Output Shaft Speed Reluctor Wheel
(30)Clutch Lever
(31)Control Actuator Lever
(32)Range Fork, 1st Design
(33)Shift Fork Pad, 1st Design
(34)Center Shift Fork Pad, 1st Design
(35)Shift Fork Shaft
(36)Range Fork, 2nd Design
(37)Shift Fork Pads, 2nd Design
Figure 3:

Clutch Components


Object Number: 1492311  Size: SF
(1)Clutch Retaining Ring
(2)Clutch Bearing Inner Support
(3)Clutch Apply Plate Bearing
(4)Clutch Apply Plate
(5)Shims
(6)Clutch Inner Plate Friction
(7)Clutch Outer Plate Steel
(8)Clutch Hub Retaining Ring
(9)Clutch Return Spring
(10)Clutch Hub
(11)Clutch Housing
(12)Clutch Housing Bearing
(13)Oil Restrictor
(14)Rear Output Shaft