GM THM 4T80-E Transaxle Automatic Transmission ATSG Rebuild Manual on CD-ROM

Covers the GM 4T80-E GM Transaxle found in 1993 and up Cadilacs with the Northstar package (optional in other models)

• Covers assembly, dis-assembly, diagnosis, troubleshooting, and electronic controls & operation

Contents: 

• Powerflow and Solenoid Chart
• Solenoid Locations
• Electronic Controls Description
• Trouble Code Chart
• Onboard Diagnostic
• Wire Schematic
• Case Connector Pin ID
• Line Pressure Test
• Oil Passage ID
• Case Cover Checkball Locations
• Lower Valve Body Checkball Locations
• Accumulator Housing Checkball Locations
• Transaxle Disassembly
• Component Sub-Assembly
• Transaxle Re-Assembly
• Component Sub-Assembly
• Transaxle Re-Assembly
• Input shaft End-Play Measurement
• Final Drive End-Play Measurement
• Torque Specifications
• Bolt Locations and Identification
• Air Checking Procedures
• Special Tool Requirements