Automatic Transmission/Transaxle: Technical Service Bulletins

• Customer Interest
  • A/T - No Movement in Drive or 3rd Gear
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • A/T - No Fourth Gear
  • A/T - Harsh Manual 2-1 Downshift/Delayed Downshifts
  • A/T - Excess Shift Effort
  • Engine - Stops Running When Shifted to Reverse/Drive
  • A/T - Shudder in Reverse Condition
  • A/T - Oil Pan Leaks
  • A/T - THM 200-R4 Fluid leaks
  • A/T - New Pump to Case Bolt and O-Ring Improves Sealing
  • A/T - No Drive and Reverse
  • A/T - Burned Clutches/Cracked Turbine Shaft
  • A/T - Problems T.V. Cable Adjustments Will Not Correct
  • TCC - Engages at Incorrect Speed
  • A/T - Delayed Park/Neutral to Drive Engagement
  • A/T - Diagnosis for Burned 2-4 Band or 3-4 Clutch
    • Overview
    • I.Diagnosis Procedure For A Slipping 1-2 or No 1-2 Shift
    • II. For A Condition of Slipping 2-3 or No 2-3 Shift or A Combination of That and the Condition Diagnosed In Section I.
  • A/T - THM 200-R4 1ST and 2ND Gear Noise
  • A/T - Harsh Park/Neutral to Drive Engagement
  • A/T - Slipping/Loss of Drive Range
  • A/T - 4L60 Binding/Inoperative In Reverse
  • A/T - Buzzing Noise and Possible Delayed Upshifts
  • A/T - 4L60/700-R4 Transmissions Stuck In First
  • A/T - THM200C Erratic Shift Patterns
  • A/T - No Fourth Gear and/or Burned 2-4 Band Assembly
  • A/T - Grinding Noise In All Ranges/No Drive Condition
• All Technical Service Bulletins
  • Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
  • Vehicle - Engine And Sub-Systems Flushing Recommendations
  • A/T - Fluid Oil Cooler Flow Test
  • A/T - 2-3 Upshift or 3-2 Downshift Clunk Noise
  • A/T - Slight Vehicle Movement In Park At Start Up
  • A/T - DEXRON(R)-VI Fluid Information
  • A/T - Water Or Coolant Contamination Information
  • A/T - No Movement in Drive or 3rd Gear
  • Engine, A/T - Shift/Driveability Concerns/MIL ON
  • A/T - Choosing the Right ATF
  • A/T - Math Part II
  • A/T - Twenty Steps To Successful Repairs
  • A/T - Math Formulas Part I
    • Overview
    • Shift Speed and Pressure
    • Speedometer Ratios
  • A/T - Checking Pressure Switches For Leaks
  • A/T - Sprag Rotation
  • A/T - No Upshift/Governor Contamination
  • A/T - Front Bushing Wear
  • A/T - THM 350C No Torque Converter Clutch Engagement
  • A/T - Slipping or No-Shift/Metal Sealing Rings
  • A/T - Methods to Check for Restricted Exhaust
  • A/T - THM 350/350C Starts In Second Gear After Rebuild
  • A/T - Governor Pressure Switches
  • A/T - Pressure Tap Locations
  • A/T - THM 350 Cracked Case
  • A/T - Converter Clutch Shudder
  • A/T - Rapid Converter Pump Bushing Wear
  • A/T - Recurrent Sticking Valves/In Line Filters
  • A/T - THM 350C Third Gear Switch Shorting On Pan
  • A/T - No Converter Clutch Apply When Unit Is Hot
  • A/T - THM 350/350C Rattling Noise
  • A/T - THM 350C Bind-Up On 2-3 Shift
  • A/T - How To Use A Pressure Gauge
  • A/T - Diagnosing Converter Lock-Up Problems
    • Overview
    • Test # 1 - Checking For 12 Volts at Terminal -A-
      • Regular Method
      • Quick Method
    • Test # 2 - Checking For 12 Volts Across Fuse
    • Test # 3 - Checking For 12 Volts Across Brake Switch
    • Test # 4 - Adjusting/Replacing the Brake Switch
    • Test # 5 - Checking Wires For Shorts and Opens
    • Test # 6 - Checking For Ground at Terminal -D-
      • Regular Method
      • Quick Method
    • Test # 7 - Grounding the -D- Wire
      • Regular Method
      • Quick Method
    • Test # 8 - Checking Cooler Line Pressure or Surge
    • Test # 9 - Checking the Solenoid
    • Test # 10 - Checking Electrical Switches on Trans.
    • Test # 11 - Checking Lockup Apply Valve
    • Test # 12 - Checking Signal Oil Circuit
    • Test # 13 - Checking the Computer
  • A/T - Engine Vacuum Testing
  • A/T - Torque Converter Identification
    • Overview
    • 298 mm Identification
    • 245 mm Identification
  • A/T - Converter Clutch Solenoid Fluid Source I.D.
  • A/T - Sporadic Engagement of Torque Converter Clutch
  • A/T - Control Valve Without Throttle Valve Sleeve Update
  • A/T Input Housing Assembly - Air Check
  • A/T - Core Return Product Feedback Form
  • A/T - 3T40/4T60 Noise In Park On an Incline
  • A/T - No Fourth Gear
  • A/T Selective Washer - Revised Implementation Date
  • A/T - New Case Assembly, Removal of Pressure Taps
  • Input Carrier to Output Shaft Snap Ring - Service
  • A/T - Harsh Manual 2-1 Downshift/Delayed Downshifts
  • A/T - Excess Shift Effort
  • Engine - Stops Running When Shifted to Reverse/Drive
  • A/T - Identification Information
  • A/T - Understanding Identification Information
  • A/T - Shudder in Reverse Condition
  • TCC - Elimination of the Valve Train
  • A/T - Oil Pan Leaks
  • A/T - Updated Side Cover Or Bottom Pan Removal
  • A/T - THM 200-R4 Fluid leaks
  • A/T - New Pump to Case Bolt and O-Ring Improves Sealing
  • A/T - Updated Oil Pump Assemblies
  • A/T - No Drive and Reverse
  • A/T Pump Body Assembly - Revised
  • A/T - Oil Pump Rotor and Slide Service Procedure
  • A/T - Burned Clutches/Cracked Turbine Shaft
  • A/T - Revised Link Detent Lever to Manual Valve
  • A/T - Throttle Valve Cable Adjustment
  • A/T - TV Cable Identification (700-R4 Light Duty)
  • A/T - T.V. Exhaust Valve Never Put in Production
  • A/T - Problems T.V. Cable Adjustments Will Not Correct
  • TCC - Engages at Incorrect Speed
  • Maintenance - Updated Minimum Acceptable Oil Levels
  • A/T - Burned 3-4 Clutch and/or High 2-3 Shifts
  • A/T - Delayed Park/Neutral to Drive Engagement
  • A/T - Diagnosis for Burned 2-4 Band or 3-4 Clutch
    • Overview
    • I.Diagnosis Procedure For A Slipping 1-2 or No 1-2 Shift
    • II. For A Condition of Slipping 2-3 or No 2-3 Shift or A Combination of That and the Condition Diagnosed In Section I.
  • A/T - THM 200-R4 1ST and 2ND Gear Noise
  • A/T - Harsh Park/Neutral to Drive Engagement
  • A/T - Slipping/Loss of Drive Range
  • A/T - Forward Clutch Plate Assembly Modifications
  • A/T Forward Sprag Clutch - Revised
  • A/T - DEXRON III Fluid Introduction
  • A/T Rear Case Bushing - Removal & Installation Procedure
  • A/T - 4L60 Binding/Inoperative In Reverse
  • A/T - Buzzing Noise and Possible Delayed Upshifts
  • A/T - New Control Valve Assembly Elimination of TCC Bore
  • A/T - New Spacer Plate Identification Tab
  • A/T - Proper Usage of Spacer Plate Gaskets, Overhaul Kit
  • A/T - New Control Valve Assembly Identification
  • A/T - Evaluating Peened Spacer Plates
  • A/T - 4L60/700-R4 Transmissions Stuck In First
  • A/T - THM200C Erratic Shift Patterns
  • A/T - No Fourth Gear and/or Burned 2-4 Band Assembly
  • A/T - New 2-4 Servo Cover and Seal
  • A/T - Accumulator Spring Usage Chart
  • A/T - Accumulator Pistons & Seals Enhance Shift Points
  • A/T - 1-2 Accumulator Piston/Outer Spring Replacement
  • A/T - THM 700-R4 New Input Housing and Shaft Assembly
  • A/T - Sun Gear Shell and Thrust Washer Identification
  • A/T - THM 700-R4 Checking Pinion Washer For Wear
  • A/T - Grinding Noise In All Ranges/No Drive Condition
  • A/T Case Extension Oil Seal Assembly - Installation
  • A/T - 4L60, Revised Sprag/Forward Clutch Hub