Component Location

Fig 1: Identifying Transmission Component Locations

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
1	Converter Housing
2	Reverse Input Clutch
3	Input Clutch Housing
4	Overrun Clutch
5	Forward Clutch
6	Forward Sprag Clutch Assembly
7	3-4 Clutch
8	Input Planetary Gear Set
9	Lo and Reverse Clutch
10	Lo Roller Clutch Assembly
11	Reaction Planetary Gear Set
12	Speed Sensor
13	Output Shaft
14	Case Extension
15	Main Section Case
16	Parking Pawl
17	Parking Lock Actuator Assembly
18	Control Valve Assembly
19	Manual Shaft
20	Manual Shift Detent Lever with Shaft Position Switch Assembly
21	2-4 Band Assembly
22	Pump Assembly
23	Stator Roller Clutch
24	Torque Converter Assembly
25	Turbine Shaft

Fig 2: Identifying Transmission Seals

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
3	Pump to Case Bolt O-Ring
5	Oil Seal - Pump to Case
18	Oil Seal Ring - 2nd Apply Piston-Outer
19	Oil Seal Ring - 2nd Apply Piston-Inner
21	O-Ring Seal
26	Oil Seal Ring - 4th Apply Piston-Outer
27	O-Ring Seal - 2-4 Servo Cover
30	Case Extension to Case Seal
34	Case Extension Oil Seal Assembly - Model Dependent
37	O-Ring Seal - Speed Sensor to Case Extension - Model Dependent
230	Oil Seal Ring - Stator Shaft
243	Oil Seal Assembly
249	Input Seed Sensor, or Input Speed Sensor Hole Plug O-ring - Model Dependent
608a	Reverse Input Clutch Seal - Inner
608b	Reverse Input Clutch Seal - Outer
618	O-Ring Seal - Turbine Shaft/Selective Washer
619	Oil Seal Ring - Solid
622	O-Ring Input to Forward Housing Seal
623	3rd and 4th Clutch Piston
630	Forward Clutch Piston
632	Overrun Clutch Piston
636	Input Housing to Output Shaft Seal
691	Output Shaft - Model Dependent Seal
696a	Low and Reverse Clutch - Outer Seal
696b	Low and Reverse Clutch - Center Seal
696c	Low and Reverse Clutch - Inner Seal

Fig 3: Identifying Bearings and Bushings

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
7	Case Bushing
33	Case Extension Bushing
234	Stator Shaft Bushing - Front
241	Stator Shaft Bushing - Rear
242	Oil Pump Body Bushing
601	Thrust Washer - Pump to Drum
603	Reverse Input Clutch Bushing - Front
606	Reverse Input Clutch Bushing - Rear
615	Stator Shaft/Selective Washer Bearing Assembly
616	Thrust Washer - Selective
637	Input Sun Gear Bearing Assembly
657	Input Sun Gear Bushing - Front
659	Input Sun Gear Bushing - Rear
663	Thrust Bearing Assembly - Input Carrier to Reaction Shaft
665	Reaction Carrier Shaft Bushing - Front
667	Reaction Carrier Shaft Bushing - Rear
669	Thrust Washer - Reaction Shaft/Shell
672	Reaction Gear Bushing
674	Thrust Washer - Race/Reaction Shell
683	Thrust Bearing Assembly - Reaction Carrier/Support
692	Reaction Gear Support to Case Bearing

Fig 4: Identifying Transmission Valve Body Components

Courtesy of GENERAL MOTORS CORP.

Callout	Component Name
340	Manual Valve
353	Forward Accumulator Oil Seal
354	Forward Accumulator Piston
355	Forward Accumulator Pin
356	Forward Accumulator Spring
357	Forward Abuse Valve
358	Forward Abuse Valve Spring
359	Bore Plug
360	Coiled Spring Pin
361	Low Overrun Valve
362	Low Overrun Valve Spring
363	Forward Accumulator Cover
364	Forward Accumulator Cover Bolt
365	1-2 Shift Valve Spring - Model Dependent
366	1-2 Shift Valve - Model Dependent
367a	1-2 Shift Solenoid Valve
367b	2-3 Shift Solenoid Valve
368	2-3 Shift Valve
369	2-3 Shuttle Valve
370	1-2 Accumulator Valve Spring
371	1-2 Accumulator Valve
372	1-2 Accumulator Valve Sleeve
374	Actuator Feed Limit Valve
375	Actuator Feed Limit Valve Spring
376	Bore Plug
377	Pressure Control Solenoid Valve
378	Pressure Control Solenoid Retainer
380	Regulator Apply Valve - Model Dependent
381	Bore Plug
382	4-3 Sequence Valve Spring
383	4-3 Sequence Valve
384	3-4 Relay Valve
385	3-4 Shift Valve
386	3-4 Shift Valve Spring
387	Reverse Abuse Valve
388	Reverse Abuse Valve Spring
389	3-2 Downshift Valve
390	3-2 Downshift Valve Spring
395	Bore Plug and Solenoid Retainer
396	TCC PWM Solenoid Valve
397	Regulator Apply Spring
398	Isolator Valve