GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Cadillac
🢒
2000
🢒
Seville
🢒
Transmission/Transaxle
🢒 Automatic Transaxle - 4T80-E
Transmission/Transaxle
All Component Locator
Automatic Transmission Components
Automatic Transmission Electronic Component Views
Shift Lock Control Component Views
Transmission Component Location
All Description and Operation
Automatic Transmission Shift Lock Control Circuit Description
Electrical Connector
Electronic Component Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Automatic Transmission Inline Harness Connector End View
Automatic Transmission Internal Connector End Views
Automatic Transmission Related Connector End Views
Shift Lock Control Connector End Views
Transmission Identification Information
Cleaning, Inspection, and Adjustment
Park Lock Cable Replacement
Range Selector Lever Cable Adjustment
Diagnostic Procedures
Automatic Transmission Fluid Leaks
Automatic Transmission Shift Lock Control Always On with Ignition in Run
Automatic Transmission Shift Lock Control Inoperative
Buzz Noise or High Frequency Rattle Sound
Case Porosity Repair
Converter Ballooning
Delayed Park to Reverse/Drive Engagement
Diagnostic Starting Point - Automatic Transmission
Diagnostic System Check - Automatic Transmission Shift Lock Control
Diagnostic Trouble Code (DTC) Type Definitions
Does Not Stay in Park
Early Torque Converter Clutch Engagement
Engine Stall
Engine Starts in Gear
Extended or Delayed Upshifts
Final Drive Noise or Hum Noise
Fluid Foaming
Forward Motion in N
Harsh Shifts
Inconsistent Shifts
Loss of Drive
Loss of Power
Low Line Pressure
No Engine Braking
No Engine Braking in D1
No First Gear
No First Gear D2, D3, D4
No Fourth Gear
No Gear Selection
No Overrun Braking in D2
No Overrun Braking in D3
No Reverse
No Second Gear D2, D3
No Third Gear - D3
No Torque Converter Clutch Apply
No Torque Multiplication
Noise
Noise in All Ranges
Noise in First, Second, Third, or Fourth
Popping Noise
Powertrain On Board Diagnostic (OBD) System Check - Automatic Transmission
Range Selector Displays Incorrect Range
Reverse Lockout System Inoperative
Second Gear Starts
Shift Lever Indicates Wrong Gear
Shift Solenoid Leak Test
Soft Shifts
Soft Torque Converter Clutch Apply
Symptoms - Automatic Transmission Shift Lock Control
Third and Fourth Gears Only
Torque Converter Clutch Not Disengaging
Transmission Fluid Cooler Flushing and Flow Test
Transmission Slips in Reverse
Vibration Diagnosis
Whine Noise Varying with RPM or Fluid Pressure
Whine/Growl Noise That Changes with Vehicle Speed
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List/Type
DTC P0218 Transmission Fluid Overtemperature
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0503 Vehicle Speed Sensor (VSS) Circuit Intermittent
DTC P0711 TFT Sensor Circuit Range/Performance
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 Circuit Intermittent
DTC P0717 Input Speed Sensor Circuit Low Input
DTC P0719 Brake Switch Circuit Low Input
DTC P0724 Brake Switch Circuit High Input
DTC P0731 Incorrect 1st Gear Ratio
DTC P0732 Incorrect 2nd Gear Ratio
DTC P0733 Incorrect 3rd Gear Ratio
DTC P0734 Incorrect 4th Gear Ratio
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 - No First or Fourth Gear
DTC P0752 1-2 Shift Solenoid Valve Performance - No Second or Third Gear
DTC P0756 2-3 Shift Solenoid Valve Performance - No First or Second Gear
DTC P0757 2-3 Shift Solenoid Valve Performance - No Third or Fourth Gear
DTC P1811 Maximum Adapt and Long Shift
DTC P1814 Torque Converter Overstressed
DTC P1820 Internal Mode Switch Circuit A Low
DTC P1822 Internal Mode Switch Circuit B High
DTC P1823 Internal Mode Switch Circuit P Low
DTC P1825 Internal Mode Switch - Invalid Range
DTC P1842 1-2 Shift Solenoid Circuit Low Voltage
DTC P1843 1-2 Shift Solenoid Circuit High Voltage
DTC P1845 2-3 Shift Solenoid Circuit Low Voltage
DTC P1847 2-3 Shift Solenoid Circuit High Voltage
DTC P1860 TCC PWM Solenoid Circuit Electrical
DTC P1868 Transmission Fluid Life
Electrical/Electronic Schematic Diagrams
Automatic Transmission Controls Schematics
Automatic Transmission Schematic Icons
Shift Lock Control Schematics
Electrical/Electronic Specifications
Transmission Fluid Temperature Sensor Specifications
General Diagnostic Information
Clutch Plate Diagnosis
Engine Coolant/Water in Transmission
Flex Plate/Torque Converter Vibration Test
Fluid Leak Diagnosis
Line Pressure Adapter and Gage Installation
Line Pressure Check
Noise and Vibration Analysis
Road Test
Scan Tool Data Definitions
Scan Tool Data List
Symptom Diagnosis
Torque Converter Diagnosis
Traction Control (TRAC OFF) Switch
Transmission Fluid Check
Transmission Fluid Pressure Manual Valve Position Switch Circuit Diagnosis
General Information
Adapt Function
Definitions and Abbreviations
Dry Sump Oil System
Performance Algorithm Shifting (PAS)
Transmission Component and System Description
Transmission General Description
Transmission General Information
Mechanical Specifications
Fastener Tightening Specifications
Shift Solenoid Valve State and Gear Ratio
Transmission General Specifications
Other Specifications
Component Resistance
Fluid Capacity Specifications
Line Pressure
Range Reference
Shift Speed
Transmission Fluid Pressure Manual Valve Position Switch Logic
Transmission Internal Mode Switch Logic
Removal, Installation, and Replacement
Case Cover Axle Seal Replacement - Left Side
Case Extension Axle Seal Replacement - Right Side
Control Valve Body Assembly Replacement
Final Drive Assembly Replacement
Floor Shift Control Knob Replacement
Oil Pan Replacement
Parking Gear Replacement
Shift Cable Replacement
Torque Converter Cover Replacement
Transfer Oil Pump Inlet Screen and Pipe Seal Replacement
Transmission Control Replacement
Transmission Fluid Filter Replacement
Transmission Fluid Level Indicator Replacement
Transmission Mount Replacement
Transmission Replacement
Vehicle Speed Sensor Replacement