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

Transmission Major Components


Object Number: 25689  Size: LF
(1)Throttle Lever and Bracket Assembly (23)
(2)Pump Rotor (353)
(3)Gasket, Spacer Plate (119)
(4)Spacer Plate (20)
(5)Gasket, Spacer Plate (119)
(6)Drive Sprocket (103)
(7)Case Cover (401)
(8)Torque Converter (1)
(9)Manual Valve (406)
(10)Case (15)
(11)Manual Detent Lever (703)
(12)Manual Shaft (704)
(13)Input Planetary Gear Set (640)
(14)Low and Reverse Clutch Housing (649)
(15)Roller Clutch (662)
(16)Reaction Planetary Gear Set (665)
(17)Final Drive Internal Gear (673)
(18)Differential Assembly (678)
(19)Speedometer Drive Gear (5)
(20)Governor Assembly (4)
(21)Reaction Internal Gear (668)
(22)Parking Lock Pawl (706)
(23)Parking Lock Pawl (706)
(24)Low and Reverse Clutch Plate Assembly (658)
(25)Input Internal Gear (637)
(26)Forward Clutch Plate Assembly (633)
(27)Forward Clutch Housing (624)
(28)Direct Clutch Housing (610)
(29)Intermediate Band (606)
(30)Direct Clutch Plate Assembly (618)
(31)Intermediate Servo Piston (133)
(32)Driven Sprocket (122)
(33)Output Shaft (29)
(34)Drive Link Assembly (101)
(35)Driven Support Sprocket (602)
(36)1-2 Accumulator Piston (421)
(37)Control Valve and Pump Assembly (21)
(38)Pump Shaft (18)
(39)Auxiliary Valve Body (343)
Figure 2:

Bushings, Bearings and Thrust Washers


Object Number: 25458  Size: LF
(2)Bushing, Converter Pump
(104)Washer, Drive Sprocket Support to Drive Sprocket
(108)Bearing Assembly, Drive Sprocket Support
(110)Bushing, Drive Sprocket Support
(116)Bushing, Case
(116)Bushing, Case
(121)Bearing Assembly, Driven Sprocket to Case Cover Thrust
(123)Washer, Driven Sprocket and Driven Sprocket Support Thrust
(354)Bearing Assembly, Pump Shaft and Seal
(414)Washer, Thrust Case Cover to Drive Socket
(600)Bearing, Driven Sprocket Support
(603)Bushing, Driven Sprocket Support
(605)Washer, Driven Sprocket Support to Direct Clutch Thrush
(608)Bushing, Direct Clutch Housing
(611)Bushing, Direct Clutch Drum
(621)Ring, Snap Input Shaft (Selective)
(623)Bushing, Input Shaft
(636)Washer, Input Shaft Thrust
(638)Bushing, Input Internal Gear
(639)Washer, Input Carrier/Input Internal Gear Thrust
(641)Washer, Input Carrier/Input Sun Gear Thrust
(644)Ring, Snap Input Drum/Sun Gear (Selective)
(645)Bushing, Reaction Sun Gear
(648)Bushing, Low and Reverse Clutch Housing
(660)Spacer, Reverse Housing and Low Roller Race
(663)Washer, Reaction Carrier and Low Roller Race Thrust
(664)Bushing, Reaction Carrier
(666)Washer, Reaction Carrier and Reaction Internal Gear Thrust
(667)Bearing, Reaction Sun and Reaction Internal Gear Thrust
(674)Bearing, Thrust Sun Gear and Final Drive Internal Gear
(676)Bearing, Thrust Sun Gear and Differential Carrier
(680)Washer, Differential Carrier and Case Selective Thrust
(681)Bearing Assembly, Differential Carrier and Case Thrust
Figure 3:

Seals


Object Number: 25459  Size: LF
(31)Seal Assembly, Axle Fluid
(105)Ring, Fluid Seal Turbine Shaft
(107)Seal, O-Ring (Turbine Shaft)
(115)Seal Assembly, Converter
(117)Seal Assembly, Axle
(128)Ring, Fluid Seal Intermediate Band Apply Pin
(132)Seal, Lip (Outer) Intermediate Servo
(134)Seal, Lip (Inner) Intermediate Servo
(145)Seal, O-Ring (Low and Reverse Pipe to Case)
(148)Ring, Fluid Seal Turbine Shaft
(337)Seal, O-Ring (Solenoid) (TCC models only)
(346)Ring, Fluid Seal (Slide to Cover)
(349)Support, Pump Slide Seal
(350)Seal, Pump Slide
(351)Ring, Pump Vane
(420)Ring, Fluid Seal (1-2 Accumulator Piston)
(604)Ring, Fluid Seals Driven Sprocket Support
(612)Seal, Lip Direct Clutch Piston (Outer)
(613)Seal, Lip Direct Clutch Piston (Center)
(614)Seal, Lip Direct Clutch Piston (Inner)
(622)Ring, Fluid Seals Input Shaft
(626)Seal, Lip Forward Clutch Piston (Outer)
(627)Seal, Lip Forward Clutch Piston (Inner)
(651)Seal, Lip Low and Reverse Piston (Outer)
(652)Seal, Lip Low and Reverse Piston (Inner)