Section 48 (Automatic Transaxle - 4T80-E - Introduction (2 Of 2))
WARNING: This page is about a different car, the 2007 Cadillac DTS. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Transmission Fluid Temperature Sensor Specifications
- Fastener Tightening Specifications
- Transmission General Specifications
- Fluid Capacity Specifications
- Range Reference
- Shift Solenoid Valve State and Gear Ratio
- Shift Speed
- Torque Converter Clutch Slip Speed
- Transmission Internal Mode Switch Logic
- Line Pressure
- Component Resistance
- Schematic and Routing Diagrams
- Component Locator
- Automatic Transmission Electronic Component Views
- Disassembled Views
- Component Location
- Automatic Transmission Inline 20-Way Connector End View
- Automatic Transmission Internal Connector End Views
- 1-2 Shift Solenoid (SS) Valve, Wiring Harness Side
- 2-3 Shift Solenoid (SS) Valve, Wiring Harness Side
- Automatic Transmission Input Shaft Speed Sensor (AT ISS), Wiring Harness Side
- Inline, Automatic Transmission Wiring Extension Harness Assembly Side
- Inline, Automatic Transmission Wiring Harness Assembly Side
- Internal Mode Switch (IMS), Wiring Harness Side
- Pressure Control (PC) Solenoid Valve, Wiring Harness Side
- Torque Converter Clutch Pulse Width Modulated (TCC PWM) Solenoid Valve, Wiring Harness Side
- Transmission Fluid Temperature (TFT) Sensor, Wiring Harness Side
- Automatic Transmission Related Connector End Views
- Fluid Passages
- Diagnostic Information and Procedures
- Repair Instructions
- Repair Instructions - On Vehicle
- Transmission Control Module Replacement
- Range Selector Lever Cable Adjustment
- Automatic Transmission Range Selector Cable Replacement - Column
- Automatic Transmission Range Selector Cable Replacement - Console
- Floor Shift Control Knob Replacement
- Transmission Control Replacement
- Torque Converter Clutch/Cruise Control Release Switch Replacement
- Torque Converter Clutch/Cruise Control Release Switch Adjustment
- Scavenge Screens and Seals Replacement
- Case Extension Replacement
- Differential Carrier Replacement
- Vehicle Speed Sensor Replacement
- Case Extension Axle Seal Replacement - Right Side
- Case Cover Axle Seal Replacement - Left Side
- Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Replacement
- Transmission Fluid Cooler Hose/Pipe Replacement
- Torque Converter Cover Replacement
- Automatic Transmission Fluid Pressure Test Hole Plug Replacement
- Fluid Level Indicator Replacement
- Detent Lever and Roller Assembly Replacement
- Lower Valve Assembly Replacement
- Final Drive Assembly Replacement
- Final Drive Internal Gear Replacement
- Output Shaft Replacement
- Parking Pawl Replacement
- Parking Gear Replacement
- Transmission Mount Inspection
- Transaxle Brace Replacement
- Transmission Rear Mount Replacement
- Transmission Mount Replacement - Left Side
- Transmission Rear Mount Bracket Replacement
- Transmission Mount Bracket Replacement - Left Side
- Transmission Replacement
- Repair Instructions - Off Vehicle
- Torque Converter and Oil Pump Drive Shaft Removal
- Holding Fixture Installation
- Vehicle Speed Sensor and Transmission Fluid Cooler Pipe Fitting Removal
- Fourth Servo Removal
- Final Drive End Play Measurement
- Case Extension and Scavenge Pipe Removal
- Differential Carrier and Housing Removal
- Output Shaft Removal
- Final Drive Carrier, Sun and Internal Gear Removal
- Bottom Pan, Gasket, and Scavenge Screens Removal
- Lower Control Valve Body Assembly Removal
- Input Shaft End Play Measurement
- Auxiliary Control Valve Body Cover, Fluid Filter Seal, and Filter Removal
- Oil Pump, Upper Control Valve Assembly Removal
- Case Cover Removal
- Drive/Driven Sprocket and Chain Removal
- Input Speed Sensor and Wiring Harness Removal
- Second Clutch Plates and Reverse Clutch Removal
- Fourth Band and Third Clutch/Reaction Shell Removal
- Parking Pawl Removal
- Forward Clutch Assembly and Low Reverse Band Removal
- Manual Shaft Assembly Removal
- Case Inspection
- Drive Sprocket Support and Seal Replacement
- Forward and Coast Clutch Assembly Overhaul
- Low/Reverse Band and Fretting Ring Installation
- Forward and Coast Clutch Installation
- Final Drive Internal Gear and Snap Ring Installation
- Forward Clutch Support Stud Installation
- Parking Pawl and Pivot Pin Install
- Third Clutch and Reaction Carrier Disassemble
- Third Clutch and Reaction Carrier Assemble
- Reaction Carrier/Shell and Third Clutch Installation
- Fourth Band Installation
- Reverse Clutch Housing and Second Sprag Disassemble
- Reverse Clutch Housing and Second Sprag Assemble
- Reverse Clutch Housing Installation
- Second Clutch Plates Installation
- Clutch Air Check
- Driven Sprocket Support Disassemble
- Driven Sprocket Support Assemble
- Drive Sprocket, Driven Sprocket, and Drive Link and Assemble
- Thrust Bearings Installation
- Case Cover/Turbine Shaft Seal Replacement
- Case Cover Assembly Installation
- Assembly End Play Measurement
- Upper Control Valve Body Disassemble
- Upper Control Valve Body Assemble
- Upper Control Valve Assembly Installation
- Pump Disassemble
- Secondary Pump Disassemble
- Secondary Pump Assemble
- Pump Assemble
- Pump Installation
- Temperature Sensor, Torque Converter Clutch Solenoid, and Pressure Control Solenoid Valve Assemble
- Oil Filter and Side Cover Install
- Lower Control Valve Body Assembly Disassemble
- Lower Control Valve Body Disassemble
- Lower Control Valve Body Assemble
- Channel Plate Assemble
- Lower Control Valve Body and Internal Mode Switch Installation
- Accumulator Housing Disassemble
- Accumulator Housing Assemble
- Lower Controls Assembly Installation
- Manual Link and Wire Harness Connection
- Scavenge Screens/Seals, Bottom Pan Installation
- Final Drive Carrier Inspect
- Differential Carrier Overhaul
- Final Drive Carrier/Differential Carrier Install
- Output Shaft Installation
- Scavenge Pipe Installation
- Case Extension Install/Final Drive End Play Check
- Fourth Servo Overhaul
- OSS Sensor and Cooler Fitting Installation
- Axle Seals Replacement
- Torque Converter and Oil Pump Drive Shaft Install
- Repair Instructions - On Vehicle
- Description and Operation
- Transmission General Information
- Definitions and Abbreviations
- Transmission Identification Information
- Transmission General Description
- Transmission Component and System Description
- Dry Sump Oil System
- Transmission Adaptive Functions
- Transmission Indicators and Messages
- Electronic Component Description
- Automatic Transmission Inline 20-Way Connector Description
- Automatic Transmission Hydraulic Diagrams
- Park - Engine Running
- Reverse
- Neutral - Engine Running
- Overdrive Range, First Gear
- Overdrive Range, Second Gear
- Overdrive Range, Third Gear
- Overdrive Range, Fourth Gear
- Overdrive Range, Fourth Gear - Torque Converter Clutch Applied
- Overdrive Range, 4-3 Downshift
- Manual Third Gear
- Manual Second Gear
- Manual First Gear
- Special Tools and Equipment