GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Pontiac
🢒
1999
🢒
Sunfire
🢒
Transmission/Transaxle
🢒 Automatic Transaxle - 3T40
Transmission/Transaxle
All Component Locator
Transmission Component Location
All Description and Operation
Transmission Component and System Description
Transmission General Description
All Special Tools and Equipment
Special Tools
All Visual Identification
Automatic Transmission Internal Connector End Views
Transmission Identification Information
Diagnostic Procedures
2-3 Shift Rough or Delay
2-3 Shift Soft, Slips, or Early
Binds in Third Gear
Buzz Noise or High Frequency Rattle Sound
Case Porosity Repair
Chatters/Slips in First Gear
Clutch Plate Diagnosis
Component Resistance Check
Delay in Drive and Reverse
Engine Coolant/Water in Transmission
Engine Stalls During Reverse or Drive Engagement
Final Drive Noise or Hum Under Light Throttle
Flex Plate/Torque Converter Vibration Test
Fluid Leak Diagnosis
Line Pressure Check
Metallic Rattle Noise In Second or Third Gear
No 2-3 Shift or 2-3 Shift Delay
No Drive in All Ranges
No Drive in Drive or Intermediate Range
No Drive in Drive Range
No Drive in Forward Ranges
No Full Throttle Downshift
No Intermediate Range
No or Delayed Upshift or Full Throttle Upshift
No Overrun Braking in Low
Noise and Vibration Analysis
Noise in All Ranges
Noise in First or Reverse Gear
Noise in Second
Road Test
Second Speed Start
Shifts 1-3, Misses Second Gear
Shifts 3-1 at High Speeds for Passing Gear
Slipping or Harsh 1-2 Shift
Slips in Reverse or No Reverse
Symptom Diagnosis
Transmission Fluid Check
Whine Noise Varying with RPM or Fluid Pressure
Whine/Growl Noise That Changes with Vehicle Speed
Diagnostic Trouble Codes
DTC P0502 Vehicle Speed Sensor (VSS) Circuit Low Input
DTC P0503 Vehicle Speed Sensor (VSS) Circuit Intermittent
DTC P0719 Brake Switch Circuit Low Input
DTC P0724 Brake Switch Circuit High Input
DTC P0742 TCC System Stuck On
DTC P1870 Transmission Component Slipping
Transmission Fluid Cooler Flushing and Flow Test
General Diagnostic Information
Automatic Transmission Wiring Harness Check
Functional Test
Torque Converter Diagnosis
General Information
Definitions and Abbreviations
Transmission General Information
Mechanical Specifications
Fastener Tightening Specifications
Fluid Capacity Specifications
Range Reference
Transmission General Specifications
Other Specifications
Component Resistance
Diagnostic Trouble Code Identification
Line Pressure
Scan Tool Data Definitions
Shift Speed
Transmission Scan Tool Data Values
Removal, Installation, and Replacement
Automatic Transmission Fluid and Filter Replacement
Automatic Transmission Throttle Valve Cable Adjustment
Automatic Transmission Throttle Valve Cable Replacement
Auxiliary Valve Body, Valve Body Pump Replacement
Drive Axle Oil Seal Replacement
Drive Link Assembly Replacement
Governor Replacement
Low and Reverse Pipes and Cup Plug Replacement
Park Lock Cable Adjustment
Park Lock Cable Replacement
Park Lock Pawl Actuator Replacement
Park/Neutral Position Switch Replacement
Shift Cable Replacement
Thermo Element Replacement
Transmission Control Replacement
Transmission Fluid Cooler Hose Replacement
Transmission Mount Replacement
Transmission Replacement
Valve Body Cover Replacement
Vehicle Speed Sensor Replacement