GM Service Manual Online
For 1990-2009 cars only

Case and Associated Parts (1 of 2)


Object Number: 1248534  Size: MF
(1)Breather Hose
(2)Clip
(3)Breather Plug
(4)O-Ring
(5)Washer
(6)Drain Plug
(7)O-Ring
(8)Bolt Plug
(9)O-Ring
(10)Oil Cooler Inlet Union
(11)O-Ring
(12)Oil Cooler Outlet Union
(13)Input Shaft Speed (ISS) Sensor

Case and Associated Parts (2 of 2)


Object Number: 1248535  Size: LF
(1)Oil Seal
(2)Transaxle Housing
(3)Oil Reservoir Plate
(4)Transaxle Oil Apply Pipe
(5)Spring
(6)Check Valve Pipe Clamp
(7)Governor Apply Gasket
(8)Brake Drum Gasket
(9)Differential Gear Oil Apply Pipe
(10)O-Ring
(11)Transaxle Wire
(12)Torsion Spring
(13)Transaxle Oil Apply Pipe Clamp
(14)Parking Lock Pawl
(15)Manual Valve Lever
(16)Spacer
(17)Oil Seal
(18)Park/Neutral Position Switch
(19)Lock Washer
(20)Control Lever
(21)Washer
(22)Spring
(23)O-Ring
(24)Overdrive Brake Accumulator Piston
(25)O-Ring
(26)Spring
(27)O-Ring
(28)Forward Clutch Accumulator Piston
(29)O-Ring
(30)O-Ring
(31)Direct Clutch Accumulator Piston
(32)O-Ring
(33)Spring
(34)Manual Detent Spring
(35)Pin
(36)Parking Lock Rod
(37)Parking Lock Pawl Shaft
(38)Manual Valve Lever Shaft
(39)Parking Lock Pawl Bracket
(40)Oil Pan
(41)Gasket
(42)Magnet
(43)Oil Strainer
(44)Gasket
(45)Valve Body

Internal Components


Object Number: 1248537  Size: LF
(1)Planetary Ring Gear
(2)O-Ring
(3)1st and Reverse Brake Piston
(4)O-Ring
(5)1st and Reverse Brake Piston Return Spring
(6)Plate
(7)Disc
(8)Flange
(9)Snap Ring
(10)Planetary Gear
(11)Thrust Washer
(12)No. 2 One-Way Clutch
(13)Anti-Rattle Clip
(14)Flange
(15)Disc
(16)Plate
(17)2nd Brake Piston Return Spring
(18)O-Ring
(19)2nd Brake Piston
(20)O-Ring
(21)2nd Brake Clutch Cylinder
(22)Snap Ring
(23)Thrust Bearing Race
(24)Front Planetary Sun Gear
(25)Thrust Bearing Race
(26)One-Way Clutch Assembly
(27)Thrust Washer
(28)Rear Planetary Sun Gear
(29)Snap Ring
(30)Flange
(31)Disc
(32)Plate
(33)Thrust Bearing Race
(34)Thrust Needle Roller Bearing
(35)Forward Clutch Hub
(36)Thrust Bearing Race
(37)Thrust Needle Roller Bearing
(38)Thrust Bearing Race
(39)Forward and Reverse Clutch Assembly
(40)Thrust Needle Roller Bearing
(41)Snap Ring
(42)O/D Brake Return Spring
(43)O/D Brake Piston
(44)O-Ring
(45)Seal Ring
(46)Transaxle Rear Cover
(47)Governor Apply Gasket
(48)O-Ring
(49)Bolt Plug

Differential and Oil Pump


Object Number: 1248538  Size: MF
(1)Side Bearing Outer Race
(2)Shim
(3)Outer Tapered Roller Bearing Race
(4)Counter Driven Gear
(5)Oil Seal
(6)Transaxle Case Plate
(7)Governor Apply Gasket
(8)Counter Driven Gear
(9)Direct Clutch Hub
(10)Thrust Bearing Race
(11)Direct Clutch Assembly
(12)Thrust Needle Roller Bearing
(13)Differential Case
(14)Oil Pump

Bearing and Race Installation and Direction


Object Number: 1248539  Size: LF

Mark

Front Race Diameter

Thrust Bearing Diameter

Rear Race Diameter

Inside

Outside

Inside

Outside

Inside

Outside

1

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--

32.5 mm (1.280 in)

48.5 mm (1.909 in)

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--

2

--

--

17.8 mm (0.701 in)

30.2 mm (1.189 in)

20.5 mm (0.807 in)

32.6 mm (1.283 in)

3

19.3 mm (0.760 in)

29.0 mm (1.142 in)

--

--

--

--

4

--

--

42.5 mm (1.673 in)

57.5 mm (2.264 in)

--

--

5

34.95 mm (1.3670 in)

45.50 mm (1.7913 in)

33.3 mm (1.311 in)

46.5 mm (1.831 in)

--

--

6

19.3 mm (0.760 in)

30.6 mm (1.205 in)

18.1 mm (0.713 in)

29.6 mm (1.165 in)

18.1 mm (0.713 in)

28.2 mm (1.110 in)

7

--

--

43.2 mm (1.701 in)

62.0 mm (2.441 in)

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