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MODEL SELECTION INDEX
MY 2005 WL Series - Service Information
Section 7C5Automatic Transmission – 4L60E – Unit Repair
1 General Information
1.1 Service Information
1.2 Rebuilding Tips
Teflon Sealing Rings
Thrust Washer Surfaces
2 Transmission Disassembly
2.1 Transmission Preparation
2.2 2 – 4 Servo Assembly
Remove
Disassemble
Servo Pin Length
2.3 Speed Sensor and Extension Housing
Remove
2.4 Oil Pan and Filter Assembly
Remove
2.5 Control Valve Body And Wiring Harness
Remove
2.6 Torque Converter Housing
Remove
2.7 Transmission End Play Check
2.8 Oil Pump Assembly
Remove
2.9 Reverse Input Clutch, Input Clutch, 2-4 Band and Input Gear Set
Remove
2.10 Reaction Gear Set
Remove
2.11 Low and Reverse Clutch Assembly
Remove
2.12 Manual Shaft, Inner Linkage and Seal
Remove
3 Component Disassembly, Inspection, Reassembly
3.1 Transmission Case
Inspect
3.2 Third Accumulator Retainer and Ball Assembly
Inspect
Replace
3.3 Transmission Case Bush
Replace
3.4 2-4 Servo Assembly
Inspect
3.5 Low and Reverse Clutch Assembly
Inspect
Spacer Plate Selection
3.6 Low and Reverse Clutch
Support Assembly
3.7 Reaction Internal Gear and Carrier Assembly
Inspect
3.8 Reaction Sun Gear and Shell
Inspect
Sun Gear Bush – Replace
3.9 Input Internal Gear and Output Shaft
Inspect
Reaction Carrier Shaft Bushes – Replace
3.10 Transmission Output Speed Sensor Ring
Replace
3.11 Input Carrier and Sun Gear
Inspect
Input Sun Gear Bushes – Replace
3.12 Input Clutch Housing Assembly
Exploded View
Disassemble
3 – 4 Clutch
Forward Clutch Assembly
Overrun Clutch Assembly
3 – 4 Clutch Assembly
Inspect
Forward Clutch Sprag Assembly
Disassemble
Inspect
Reassemble
Reassemble
3-4 Clutch Assembly
Overrun Clutch Assembly
Forward Clutch Assembly
3-4 Clutch
Input Clutch Housing Air Checks
Reinstall Turbine Shaft Sealing Rings
3.13 Reverse Input Clutch Assembly
Disassemble
Inspect
Reverse Input Clutch Housing Bushes – Replace
Reassemble
Reverse Input Clutch Air Check
3.14 2-4 Band
Inspect
3.15 Oil Pump Assembly
Disassemble
Oil Pump Assembly
Oil Pump Body
Oil Pump Cover
Inspect
Oil Pump Bushes – Replace
Pump Body Bush
Pump Cover Bushes
Reassemble
Oil Pump Body
Oil Pump Cover
Oil Pump Assembly
Oil Pump Air Checks
Introduction
Air Checks Table
3.16 Control Valve Body
Exploded Views
View A
View B
Disassemble
Clean and Inspect
Control Valve Body
Spacer Plate Evaluation
Reassemble
4 Transmission Reassembly
4.1 Manual Shaft, Inner Linkage and Seal
Reinstall
4.2 Low and Reverse Clutch Piston
Reinstall
4.3 Reaction Planetary Gear Set
Reinstall
4.4 Low and Reverse Clutch Plates and Support Assembly
Reinstall
4.5 Reaction Gear, Input Gear and Output Shaft
Reinstall
4.6 Reverse Input Clutch, Input Clutch and Input Gear Set
Reinstall
4.7 2-4 Band Assembly
Reinstall
4.8 Oil Pump
Reinstall
4.9 Torque Converter Housing
Reinstall
4.10 Control Valve Body and Wiring Harness
Reinstall
4.11 Oil Filter and Oil Pan
Reinstall
4.12 Extension Housing and Speed Sensor
Inspect
Extension Housing Bush – Replace
Reinstall
4.13 2-4 Servo Assembly
Servo Pin Length – Check
Reassemble
Reinstall
4.14 Neutral Start & Back-Up Lamp Switch Assembly
Reinstall
4.15 Torque Converter
Inspect
End Play Check
Reinstall
4.16 Transmission Fixture Removal
5 Transmission Diagrams
5.1 Transmission Case and External Parts
5.2 Control Valve Body Assembly
5.3 Control Valve Identification
5.4 Control Valve Spring Identification
5.5 Seal Location and Orientation
5.6 Bush/Bearing Location and Orientation
6 Specifications
7 Torque Wrench Specifications
8 Special Tools