GM Service Manual Online
For 1990-2009 cars only
Table 1: 1-2-3-4 and 3-5 Reverse Clutch Plates Removal
Table 2: 1-2-3-4 Clutch Piston Removal
Table 3: 3-5 Reverse Clutch Piston Removal
Table 4: 1-2-3-4 and 3-5 Reverse Clutch Piston Seals Replacement
Table 5: 3-5 Reverse Clutch Piston Installation
Table 6: 1-2-3-4 Clutch Piston Installation
Table 7: 1-2-3-4 Clutch Plate Installation
Table 8: 3-5 and Reverse Clutch Plate Installation
Table 9: 1-2-3-4 and 3-5 Reverse Clutch Bearing Assembly Replacement

1-2-3-4 and 3-5 Reverse Clutch Plates Removal


Object Number: 1555353  Size: MF

1-2-3-4 and 3-5 Reverse Clutch Plates Removal

Callout

Component Name

1

3-5 Reverse Clutch Backing Plate Retaining Ring

2

3-5 Reverse Clutch Backing Plate

3

3-5 Reverse Clutch Plate Assembly (Quantity: 4)

4

3-5 Reverse Clutch Plate (Quantity: 4)

5

3-5 Reverse Clutch (Waved) Plate

6

3-5 Reverse Clutch Apply Ring

7

1-2-3-4 Clutch Backing Plate Retaining Ring

8

1-2-3-4 Clutch Backing Plate

9

1-2-3-4 Clutch Plate Assembly (Quantity: 5)

10

1-2-3-4 Clutch Plate (Quantity: 5)

11

1-2-3-4 Clutch (Waved) Plate

1-2-3-4 Clutch Piston Removal


Object Number: 1555358  Size: MF

1-2-3-4 Clutch Piston Removal

Callout

Component Name

1

1-2-3-4 Clutch Piston Dam Retaining Ring.

Notice: Refer to General Repair Instructions in the Preface section.

Notice: Do not reuse the retaining ring. Install a NEW retaining ring. Reusing the old retaining ring may cause damage to the clutch assembly.

Special Tool

J 38734 Intermediate Spring Compressor Adapter

2

1-2-3-4 Clutch Piston Dam Assembly.

3

1-2-3-4 Clutch Spring

4

1-2-3-4 Clutch Piston

Tip
It may be necessary to apply air to the apply passage in order to remove the piston. Install the 1-2-3-4 clutch housing onto the torque converter (with fluid pump) housing assembly in order to apply air.

Tip
After air is applied, it may be necessary to turn the housing assembly upside down and carefully tap the housing against a flat surface in order to release the piston.

3-5 Reverse Clutch Piston Removal


Object Number: 1555360  Size: MF

3-5 Reverse Clutch Piston Removal

Callout

Component Name

1

1-2-3-4 Clutch Piston Housing Retaining Ring

Notice: Do not reuse the retaining ring. Install a NEW retaining ring. Reusing the old retaining ring may cause damage to the clutch assembly.

Special Tool

DT 47867 Adjustable Clutch Spring Compressor

Preliminary Procedures

  1. Install the 1-2-3-4 and 3-5 reverse clutch housing assembly onto the torque converter (with fluid pump) housing assembly.
  2. Apply hand pressure on the 1-2-3-4 clutch piston housing while applying compressed air to the apply passage in order to unseat the 3-5 reverse clutch piston.

2

1-2-3-4 Clutch Piston Housing

3

3-5 Reverse Clutch Spring

4

3-5 Reverse Clutch Piston

Tip
It may be necessary to turn the housing assembly upside down and carefully tap the housing against a flat surface in order to release the piston.

1-2-3-4 and 3-5 Reverse Clutch Piston Seals Replacement


Object Number: 1555367  Size: MF

1-2-3-4 and 3-5 Reverse Clutch Piston Seals Replacement

Callout

Component Name

Notice: Do not reuse the seals. Replace with NEW seals. Reusing old seals may cause transmission damage.

Tip
Lubricate all seals with automatic transmission fluid (ATF) prior to installation.

1

1-2-3-4 Clutch Piston Seal

2

3-5 Reverse Clutch Piston Dam (O-Ring) Seal

3

3-5 Reverse Clutch Piston Inner Seal

4

1-2-3-4 Clutch Piston Housing

5

3-5 Reverse Clutch Piston Outer Seal

6

3-5 Reverse Clutch Piston

7

1-2-3-4 Clutch Piston Inner Seal

Notice: Refer to General Repair Instructions in the Preface section.

8

1-2-3-4 Clutch Piston Housing Seal

9

1-2-3-4 Clutch Piston Housing Seal

3-5 Reverse Clutch Piston Installation


Object Number: 1555377  Size: MF

3-5 Reverse Clutch Piston Installation

Callout

Component Name

1

3-5 Reverse Clutch Piston

2

3-5 Reverse Clutch Spring

Notice: Refer to General Repair Instructions in the Preface section.

3

1-2-3-4 Clutch Piston Housing

4

1-2-3-4 Clutch Piston Housing Retaining Ring

Notice: Refer to General Repair Instructions in the Preface section.

Notice: Do not reuse the retaining ring. Install a NEW retaining ring. Reusing the old retaining ring may cause damage to the clutch assembly.

Notice: Refer to General Repair Instructions in the Preface section.

Special Tools

    • DT 47782-1 Retaining Ring Cone
    • DT 47782-2 Retaining Ring Installer

5

1-2-3-4 Clutch Piston Inner Seal

Notice: Refer to General Repair Instructions in the Preface section.

1-2-3-4 Clutch Piston Installation


Object Number: 1555380  Size: MF

1-2-3-4 Clutch Piston Installation

Callout

Component Name

1

1-2-3-4 Clutch Piston

2

1-2-3-4 Clutch Spring

Notice: Refer to General Repair Instructions in the Preface section.

3

1-2-3-4 Clutch Piston Dam Assembly

Tip
Lubricate the inner and outer surfaces of the dam assembly with ATF in order to ease installation into the piston. Install the tabs facing up.

4

1-2-3-4 Clutch Piston Dam Retaining Ring

Notice: Refer to General Repair Instructions in the Preface section.

Notice: Do not reuse the retaining ring. Install a NEW retaining ring. Reusing the old retaining ring may cause damage to the clutch assembly.

Special Tool

J 38734 Intermediate Spring Compressor Adapter

1-2-3-4 Clutch Plate Installation


Object Number: 1555387  Size: MF

1-2-3-4 Clutch Plate Installation

Callout

Component Name

1

1-2-3-4 Clutch (Waved) Plate

Notice: Refer to General Repair Instructions in the Preface section.

2

1-2-3-4 Clutch Plate (Quantity: 5)

Notice: Refer to General Repair Instructions in the Preface section.

3

1-2-3-4 Clutch Plate Assembly (Quantity: 5)

4

1-2-3-4 Clutch Backing Plate

Notice: Refer to General Repair Instructions in the Preface section.

5

1-2-3-4 Clutch Backing Plate Retaining Ring

Notice: Refer to General Repair Instructions in the Preface section.

Tip
After the retaining ring is installed, determine clutch piston travel in order to verify if the correct selective retaining ring is being used. Refer to 1-2-3-4 Clutch Backing Plate Retaining Ring Measurement .

3-5 and Reverse Clutch Plate Installation


Object Number: 1555392  Size: MF

3-5 and Reverse Clutch Plate Installation

Callout

Component Name

1

3-5 Reverse Clutch Apply Ring

Notice: Refer to General Repair Instructions in the Preface section.

2

3-5 Reverse Clutch (Waved) Plate

3

3-5 Reverse Clutch Plate (Quantity: 4)

4

3-5 Reverse Clutch Plate Assembly (Quantity: 4)

5

3-5 Reverse Clutch Backing Plate

6

3-5 Reverse Clutch Backing Plate Retaining Ring

Notice: Refer to General Repair Instructions in the Preface section.

Tip
After the retaining ring is installed, determine clutch piston travel in order to verify if the correct selective retaining ring is being used. Refer to 3-5 Reverse Clutch Backing Plate Retaining Ring Measurement .

1-2-3-4 and 3-5 Reverse Clutch Bearing Assembly Replacement


Object Number: 1575306  Size: MF

1-2-3-4 and 3-5 Reverse Clutch Bearing Assembly Replacement

Callout

Component Name

1

3-5 Reverse Clutch Bearing

Notice: Refer to General Repair Instructions in the Preface section.

Notice: Refer to General Repair Instructions in the Preface section.

Specification
Install the bearing flush to 0.3 mm below the thrust surface.

Special Tools

    • DT 47865 Bearing Remover
    • DT 47866 Bearing Installer
    • J 8092 Driver Handle
    • J 45124 Removal Bridge