GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
1996
🢒
Chevy MD Steel Tilt (W Model)
🢒
Transmission/Transaxle
🢒 Automatic Transmission - 4L80-E
Transmission/Transaxle
All Component Locator
Automatic Transmission Components
Transmission Component Location
All Description and Operation
3-2 Downshift - Valves in Second Gear Position
4-3 Downshift - Valves in Third Gear Position
Electronic Component Description
Manual First Gear
Manual Second Gear
Manual Third Gear
Overdrive Range, First Gear
Overdrive Range, Fourth Gear - Torque Converter Clutch Applied
Overdrive Range, Second Gear
Overdrive Range, Third Gear - Torque Converter Clutch Applied
Park or Neutral - Engine Running
Reverse
Scan Tool Data Definitions
All Special Tools and Equipment
Special Tools
All Visual Identification
Automatic Transmission Electronic Component Views
Automatic Transmission Inline Harness Connector End View
Transmission Identification Information
Cleaning, Inspection, and Adjustment
4th Clutch Piston Travel Check
Control Valve Body Cleaning and Inspection
Direct Clutch Piston Travel Check
Forward Clutch Piston Travel Check
Front End Play Check
Front End Play Check
Intermediate Clutch Piston Travel Check
Low and Reverse Band Servo Piston Pin Check
Output Carrier Pinion End Play Measurement
Overdrive Carrier Pinion End Play Check
Overrun Clutch Piston Travel Check
Park/Neutral Position and Backup Lamp Switch Adjustment
Reaction Carrier Pinion End Play
Rear Unit End Play Check
Rear Unit End Play Check
Shift Cable Adjustment
Torque Converter End Play Inspection
Transmission Case Inspection
Transmission Fluid Pump Body Flatness Check
Transmission Fluid Pump Body to Gear Face Clearance Check
Diagnostic Procedures
Case Extension Bearing/Seal Failed
Case Extension Fluid Leak
Converter Ballooning
Cooler Connector Fluid Leaks
Delayed Shift 1 to 2
Difficult to Shift Out of Park
Does Not Stay in Park
Electrical Connector Fluid Leak
Engine Stall
Engine Stall in Neutral
Engine Starts in Gear
Erratic Shift Quality
Fill Tube Fluid Leak
First and Fourth Gear Only - D4
First and Second Gear Only - D4
First Gear Only - D4
Fluid Foaming
Forward Motion in Neutral
Fourth Gear Starts
Harsh Shift 3 to 4
Harsh Shift 4 to 3
Harsh Shift D to R
Harsh Shift D4 to D3, D2, or D1
Harsh Shifts
High Line Pressure
Inaccurate Shift Points
Inadequate Lubrication
Inadequate Lubrication at Low Line or Heavy Loads
Incorrect Torque Converter Clutch Apply or Release
Line Pressure Plug Fluid Leak
Loss of Drive
Loss of Power
Low Line Pressure
Manual Shaft Fluid Leak
No D2 to D1
No D3 to D2
No Engine Braking - D1
No Engine Braking - D2
No Engine Braking - D3
No First Gear - D1
No First Gear - D2
No First Gear - D3
No First Gear - D4
No Fourth Gear - D4
No Gear Selection
No Overrun Braking - D1
No Overrun Braking - D2
No Overrun Braking - D3
No Park
No Reverse
No Second Gear - D1
No Second Gear - D2
No Second Gear - D3
No Second Gear - D4
No Second Gear Engine Braking - D2
No Third Gear - D3
No Third Gear - D4
No Torque Converter Clutch Apply
No Torque in Reverse and Third
No Torque in Second Gear
No Torque Multiplication
Noise
Oil Out the Vent Tube
Oil Pan Fluid Leak
Output Shaft Seal Fluid Leak
Pump Body Seal Fluid Leak
Remains in Park
Second and Third Gear Only - D4
Second Gear Only - D4
Second Gear Starts
Shift Lever Indicates Wrong Gear
Soft Shift 2 to 1
Soft Shift 2 to 3
Soft Shift 3 to 2
Soft Shift D3 to D2
Soft Shift into R
Soft Shift R to D
Soft Shifts
Soft Torque Converter Clutch Apply
Third and Fourth Gear Only - D4
Third Gear Starts
Torque Converter Clutch Slipping
Torque Converter Clutch Stuck On
Transmission Component Fluid Leak Diagnosis
Transmission Fluid Cooler Flushing and Flow Test
Transmission Overheats
Transmission Overheats at WOT
Transmission Seized
Transmission Slips
Vehicle Speed Sensor Fluid Leak
Vibration
Diagnostic Trouble Codes
Diagnostic Trouble Code Identification
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0560 System Voltage
DTC P0712 Transmission Fluid Temperature (TFT) Sensor Circuit Low Input
DTC P0713 Transmission Fluid Temperature (TFT) Sensor Circuit High Input
DTC P0716 Input Speed Sensor CKT Range/Performance
DTC P0717 Input Speed Sensor Circuit No Signal
DTC P0719 Brake Switch Circuit Low Input
DTC P0724 Brake Switch Circuit High Input
DTC P0741 TCC System Stuck Off
DTC P0742 TCC System Stuck On
DTC P0748 Pressure Control Solenoid Circuit Electrical
DTC P0751 1-2 Shift Solenoid Valve Performance
DTC P0753 1-2 Shift Solenoid Circuit Electrical
DTC P0756 2-3 (B) Shift Solenoid Performance
DTC P0758 2-3 (B) Shift Solenoid Electrical
DTC P1810 Pressure Switch Assembly Malfunction
DTC P1812 Transmission Fluid Overtemperature
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1870 Transmission Component Slipping
DTC P1871 Undefined Gear Ratio
DTC P1875 4 Wheel Drive Switch Circuit
Disassembly, Overhaul, Repair, and Assembly
3rd and 4th Clutch Accumulator Housing Assemble
3rd and 4th Clutch Accumulator Housing Disassemble
3rd and 4th Clutch Accumulator Housing Installation
3rd and 4th Clutch Accumulator Housing Removal
4th Clutch Assembly Assemble
4th Clutch Assembly Disassemble
4th Clutch Assembly Installation
4th Clutch Assembly Removal
4th Clutch Plate Installation
Case Extension Assembly Installation
Case Extension Assembly Removal
Center Support and Gear Unit Assembly Assemble
Center Support and Gear Unit Assembly Disassemble
Center Support and Gear Unit Assembly Installation
Center Support and Gear Unit Assembly Removal
Center Support Assembly Assemble
Center Support Assembly Disassemble
Center Support Assembly Reconditioning Repair
Center Support Bolt and Transmission Fluid Cooler Pipe Fitting Installation
Control Valve Body Assembly Assemble
Control Valve Body Assembly Disassemble
Control Valve Body Assembly Installation
Control Valve Body Assembly Removal
Direct Clutch Assembly Assemble
Direct Clutch Assembly Disassemble
Direct Clutch Assembly Installation
Direct Clutch Assembly Removal
Forward Clutch Assembly Assemble
Forward Clutch Assembly Disassemble
Forward Clutch Assembly Installation
Forward Clutch Assembly Removal
Forward Clutch Hub Assemble
Holding Fixture Removal
Input and Output Speed Sensor Assembly Installation
Input and Output Speed Sensor Assembly Removal
Intermediate Clutch Assembly Installation
Intermediate Clutch Assembly Removal
Low and Reverse Band and Output Shaft Thrust Washer Installation
Low and Reverse Band Removal
Low and Reverse Band Servo Assembly Assemble
Low and Reverse Band Servo Assembly Disassemble
Low and Reverse Band Servo Assembly Installation
Low and Reverse Band Servo Assembly Removal
Manual 2-1 Band Assembly Installation
Manual 2-1 Band Assembly Removal
Manual 2-1 Band Servo Assembly Assemble
Manual 2-1 Band Servo Assembly Disassemble
Manual 2-1 Band Servo Assembly Installation
Manual 2-1 Band Servo Assembly Removal
Manual Shift Shaft Removal
Output Shaft Seal Installation
Output Shaft Seal Removal
Overdrive Assembly Removal
Overdrive Carrier Assemble
Overdrive Carrier Assembly Assemble
Overdrive Carrier Assembly Disassemble
Overrun Clutch Assembly Assemble
Overrun Clutch Assembly Disassemble
Parking System Components Installation
Parking System Components Removal
Reaction Carrier Assemble
Torque Converter Assembly Installation
Torque Converter Assembly Removal
Transmission Fluid Draining
Transmission Fluid Filter Assembly Installation
Transmission Fluid Filter Assembly Removal
Transmission Fluid Pan Installation
Transmission Fluid Pan Removal
Transmission Fluid Pump Assemble
Transmission Fluid Pump Body Assemble
Transmission Fluid Pump Body Disassemble
Transmission Fluid Pump Cover Assemble
Transmission Fluid Pump Cover Disassemble
Transmission Fluid Pump Disassemble
Transmission Fluid Pump Installation
Transmission Fluid Pump Removal
Transmission Holding Fixture Installation
Transmission Overhaul
Transmission Wiring Harness Removal
Turbine Shaft and Overdrive Carrier Installation
Turbine Shaft Assemble
Turbine Shaft Disassemble
Wiring Harness Installation
Electrical/Electronic Schematic Diagrams
Automatic Transmission Controls Schematics
Automatic Transmission Schematic Icons
Automatic Transmission Schematic References
Electrical/Electronic Specifications
Temperature Versus Resistance
General Diagnostic Information
Automatic Transmission Internal Wiring Harness Check
Clutch Plate Diagnosis
Electronic Component Malfunctions
Engine Coolant/Water in Transmission
Flex Plate/Torque Converter Vibration Test
Fluid Leak Diagnosis and Repair
Functional Test
Line Pressure Check
Pressure Switch Assembly Resistance Check
Road Test
Tech 1 Data Value Examples
Torque Converter Clutch Diagnosis
Torque Converter Clutch Shudder
Torque Converter Evaluation and Diagnosis
Transmission Fluid Check
General Information
Abbreviations and Meanings
Adapt Function
Component and System Description
Do Not Use Air Tools
Electrical Connector
General Description
General Service Information
Mechanical Specifications
Fastener Tightening Specifications
Range Reference
Shift Solenoid Valve State and Gear Ratio
Other Specifications
Component Resistance
End Play Specifications
Fluid Capacity Specifications
Line Pressure
Oil Pump Specifications
Range Signal
Shift Speed
Transmission General Specifications
Removal, Installation, and Replacement
Accumulator Housing
Accumulator Housing Assembly Removal
Automatic Transmission Fluid and Filter Replacement
Control Valve Assembly
Control Valve Assembly and Accumulator Housing Installation
Control Valve Body Assembly Disassemble
Forward Servo Replacement
Oil Cooler Hose/Pipe Replacement
Park Pawl and Actuator Replacement
Park/Neutral Position and Backup Lamp Switch Replacement
Pressure Regulator Valve Replacement
Reverse Servo Replacement
Shift Cable Replacement
Torque Converter Clutch Valve and Spring Replacement
Transmission Fluid Auxiliary Cooler Replacement
Transmission Fluid Cooler Flushing
Transmission Fluid Filler Tube and Seal Replacement
Transmission Heat Shield Replacement
Transmission Replacement
Transmission Vent Hose Replacement
Vehicle Speed Sensor Replacement