GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2008
🢒
Allure
🢒
Transmission/Transaxle
🢒 Automatic Transaxle - 4T65-E
Transmission/Transaxle
All Component Locator
Automatic Transmission Electronic Component Views
Component Location
Disassembled Views
Fluid Passages
All Description and Operation
Automatic Transmission Inline 20-Way Connector Description
Definitions and Abbreviations
Drive Range, Manual First (from Drive, Manual Second)
Drive Range, Manual Second (from Drive, Manual Third)
Drive Range, Manual Third (from Overdrive Range)
Electronic Component Description
Manual First Gear
Manual Second Gear
Manual Third Gear
Overdrive Range, 4-3 Downshift - Torque Converter Clutch Not Applied
Overdrive Range, First Gear
Overdrive Range, Fourth Gear - Torque Converter Clutch Applied
Overdrive Range, Fourth Gear - Torque Converter Clutch Not Applied
Overdrive Range, Second Gear
Overdrive Range, Third Gear - Torque Converter Clutch Not Applied
Park or Neutral - Engine Running
Reverse
Transmission Adaptive Functions
Transmission Component and System Description
Transmission General Description
Transmission General Information
Transmission Identification Information
All Special Tools and Equipment
Special Tools
Cleaning, Inspection, and Adjustment
1-2 Support Roller Clutch Functional Check
2nd Clutch Housing Assembly Inspection
4th and 2nd Clutch Functional Air Check
Case Assembly Inspection
Case Cover Components Inspection
Control Valve Body Clean
Control Valve Body Inspection
Differential Carrier End Play Check
Differential Carrier Inspection
Drive Link Stretch Check
Driven Sprocket Support Components Inspection
Front Differential Carrier End Play Check
Input and 3rd Clutch Functional Air Check
Input and 3rd Clutch Pawl Functional Check
Input and Reaction Carrier Pinion End Play Check
Input Clutch Housing Assembly Inspection
Input Clutch Housing End Play Check
Range Selector Lever Cable Adjustment
Thermo Element Adjustment
Torque Converter Inspection
Transmission Fluid Filter Inspection
Transmission Mount Inspection
Diagnostic Procedures
Abnormal Noise in Park or Neutral Range
Automatic Transmission Fluid Leaks
Bushing and Mating Shaft Inspection
Buzz Noise or High Frequency Rattle Sound
Case Porosity Repair
Converter Clutch Apply Rough, Slips, or Shudders
Converter Clutch Stuck On in All Gears
Converter Clutch Stuck On in Second, Third and Fourth Gear
Delayed Park to Reverse/Drive Engagement
Diagnostic Starting Point - Automatic Transmission
Final Drive Noise or Hum Noise
First and Fourth Gear Only - 1-2 Solenoid Stuck On
First and Second Gear Only - 2-3 Solenoid Stuck On
First Gear Only
Flex Plate/Torque Converter Vibration Test
Fluid Leak Diagnosis
Fourth Gear Only
Harsh or Soft 1-2 Shift Feel
Harsh or Soft 2-3/3-2 Shift Feel
Harsh or Soft 3-4/4-3 Shift Feel
Harsh Park to Reverse/Drive Engagement
Harsh Torque Converter Clutch Apply or Release
High or Low Upshift or Downshift Speed
Incorrect Line Pressure
Line Pressure Check
Locked Up in Drive/Reverse
No Engine Braking in Manual Second or Low Range
No Park Range
No Torque Converter Clutch Apply
Noise in First, Second, Third, or Fourth
Noise in Random Ranges
Popping Noise
Range Selector Displays Incorrect Range
Road Test
Second and Third Gear Only (1-2 Solenoid Stuck Off)
Second Gear Only
Shift Solenoid Leak Test
Slipping or No First Gear
Slipping or No Fourth Gear
Slipping or No Second Gear
Slipping or No Third Gear
Slips in Drive or No Drive
Slips in Reverse or No Reverse
Symptoms - Automatic Transmission
Third and Fourth Gear Only (2-3 Solenoid Stuck Off)
Third Gear Only
Torque Converter Diagnosis
Torque Converter Replacement Guide
Transmission Fluid Check
Transmission Fluid Cooler Flushing and Flow Test
Whine Noise Varying with RPM or Fluid Pressure
Whine/Growl Noise That Changes with Vehicle Speed
Diagnostic Trouble Codes
DTC P0218
DTC P0562 or P0563
DTC P0601-P0604 or P062F
DTC P0711
DTC P0712 or P0713
DTC P0716 or P0717
DTC P0722 or P0723
DTC P0741, P0751, or P0756
DTC P0742, P0752, or P0757
DTC P0748
DTC P0842 or P0843
DTC P0851 or P0852
DTC P0961
DTC P0973, P0976, or P2764
DTC P0974, P0977, or P2763
DTC P1811
DTC P1819
DTC P1820, P1822, P1823, P1825, P1826, or P1915
DTC P2534
Disassembly, Overhaul, Repair, and Assembly
1-2 Support Drum and Forward Band Removal
1-2 Support Drum Assemble
1-2 Support Roller Clutch Assemble
1-2 Support Roller Clutch Disassemble
2-1 Manual Band Servo Assemble
2-1 Manual Band Servo Disassemble
2nd Clutch and Input Clutch Removal
2nd Clutch Assemble
2nd Clutch Disassemble
2nd Clutch Housing Ball Check Valve Assemble
2nd Clutch Housing Ball Check Valve Disassemble
4th Clutch Components Assemble
4th Clutch Components Removal
Accumulator Assembly and 2-1 Band Servo Removal
Accumulator Assembly, 2-1 Band Servo Assemble
Accumulator Components Assemble
Accumulator Components Disassemble
Case Components Assemble
Case Components Disassemble
Case Cover and Gaskets Assemble
Case Cover Bearing Assemble
Case Cover Bearing Disassemble
Case Cover Components Assemble
Case Cover Components Disassemble
Case Cover Removal
Case Extension Assemble
Case Extension Assembly Removal
Control Valve Body and Spacer Plate Assemble
Control Valve Body Assemble
Control Valve Body Assembly Removal
Control Valve Body Cover and Gasket Assemble
Control Valve Body Cover and Gasket Disassemble
Control Valve Body Disassemble
Differential Carrier and Components Removal
Differential Carrier Assemble
Differential Carrier Components Assemble
Differential Carrier Disassemble
Differential Carrier Internal Gear Assemble
Differential Carrier Internal Gear Removal
Drive and Driven Sprocket Components Assemble
Drive Axle Oil Seal Removal - Left Side
Drive Shaft Oil Seal Assemble - Left Side
Drive Shaft Oil Seal Assemble - Right Side
Drive Shaft Oil Seal Disassemble - Right Side
Drive Sprocket and Turbine Shaft Assemble
Drive Sprocket and Turbine Shaft Disassemble
Drive Sprocket Support Assemble
Drive Sprocket Support Removal
Drive Sprocket, Driven Sprocket, and Drive Link Removal
Driven Sprocket Support Assemble
Driven Sprocket Support Assembly Removal
Driven Sprocket Support Bearing Assemble
Driven Sprocket Support Bearing Disassemble
Driven Sprocket Support Components Assemble
Driven Sprocket Support Components Disassemble
Forward Band Assemble
Forward Band Servo Assemble
Forward Band Servo Components Disassemble
Forward Servo Removal
Input and 3rd Clutch Assemble
Input and 3rd Clutch Disassemble
Input and 3rd Clutch Pawl Assemble
Input and 3rd Clutch Pawl Disassemble
Input and Reaction Carrier Assemble
Input and Reaction Carrier Removal
Input Clutch Housing Ball Check Valve Assemble
Input Clutch Housing Ball Check Valve Disassemble
Input Clutch Housing Fluid Seal Ring Assemble
Input Clutch Housing, Input Clutch Pawl, and 3rd Clutch Pawl Assemble
Manual 2-1 Band Assemble
Manual Shift Detent Lever with Shaft Position Switch Assembly Installation
Manual Shift Detent Lever with Shaft Position Switch Assembly Removal
Manual Valve Link and Fluid Dam Assemble
Manual Valve Link and Fluid Dam Removal
Oil Pump Drive Shaft Assemble
Oil Pump Drive Shaft Removal
Oil Pump Removal
Output Shaft Assemble
Output Shaft Removal
Reaction Sun Gear and Drum Assemble
Reaction Sun Gear and Manual 2-1 Band Removal
Reverse Band Assemble
Reverse Band Removal
Reverse Band Servo Assemble
Reverse Band Servo Components Disassemble
Reverse Reaction Drum Assemble
Reverse Reaction Drum Removal
Reverse Servo Removal
Second, Input, Third and Sprag Clutches Assemble
Torque Converter Assemble
Torque Converter Assembly Removal
Torque Converter Fluid Seal Assemble
Torque Converter Fluid Seal Removal
Transmission Fluid Pan and Filter Assemble
Transmission Fluid Pan and Filter Assembly Removal
Transmission Fluid Pump Assemble
Transmission Fluid Pump Disassemble
Transmission Holding Fixture Disassemble
Transmission Support Fixture Assemble
Vehicle Speed Sensor Assemble
Vehicle Speed Sensor Reluctor Wheel Assemble
Vehicle Speed Sensor Reluctor Wheel Disassemble
Vehicle Speed Sensor Removal
Wiring Harness Assemble
Wiring Harness Removal
Electrical/Electronic Schematic Diagrams
Automatic Transmission Controls Schematics
Electrical/Electronic Specifications
Component Resistance
Transmission Fluid Temperature Sensor Specifications
General Diagnostic Information
Clutch Plate Diagnosis
Engine Coolant/Water in Transmission
Noise and Vibration Analysis
Mechanical Specifications
End Play Specifications
Fastener Tightening Specifications
Fluid Capacity Specifications
Range Reference
Shift Solenoid Valve State and Gear Ratio
Transmission General Specifications
Other Specifications
Line Pressure
Shift Speed
Transmission Internal Mode Switch Logic
Removal, Installation, and Replacement
1-2 Shift Solenoid Valve Replacement
2-3 Shift Solenoid Valve Replacement
Accumulator and 2-1 Manual Servo Replacement
Automatic Transmission Fluid Filter and Seal Replacement
Automatic Transmission Fluid Pressure Test Hole Plug Replacement
Case Extension Replacement
Control Valve Body Cover Replacement
Control Valve Body Replacement
Final Drive Replacement
Fluid Cooler Inlet and Outlet Hose Replacement
Fluid Temperature Sensor Replacement
Flywheel to Torque Converter Bolt Replacement
Forward Servo Replacement
Front Wheel Drive Shaft Seal Replacement - Left Side
Front Wheel Drive Shaft Seal Replacement - Right Side
Input Speed Sensor Replacement
Oil Pan Replacement
Oil Pump Replacement
Output Shaft Replacement
Pressure Control Solenoid Valve Replacement
Range Selector Lever Cable Replacement
Reverse Servo Replacement
Thermo Element Replacement
Torque Converter Clutch Pulse Width Modulation Solenoid Replacement
Torque Converter Clutch Solenoid Replacement
Torque Converter Cover Replacement
Transmission Brace Replacement
Transmission Control Module Replacement
Transmission Control Replacement
Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection
Transmission Fluid Cooler Pipe Connector Replacement - Radiator
Transmission Fluid Dam Replacement
Transmission Fluid Filler Tube Replacement
Transmission Fluid Pressure Manual Valve Position Switch Replacement
Transmission Mount Bracket Replacement - Left Side
Transmission Mount Replacement - Left Side
Transmission Replacement
Transmission Vent Replacement
Vehicle Speed Sensor Replacement
Wiring Harness Replacement