Transmission and Drivetrain: Technical Service Bulletins
- Customer Interest
- By Symptom
- All Technical Service Bulletins
- Drivetrain - Information on Driveline Clunk Noise
- Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
- Vehicle - Engine And Sub-Systems Flushing Recommendations
- M/T - Operating Characteristics Information
- 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
- ACDelco(R) Remanufactured Transmissions - Program Update
- A/T & M/T - AC Delco Remanufactured Transmissions
- Steering - Procedure Identifying Torque Steer
- Oil Pan Gasket and Valve Body Cover Gasket - Revised
- A/T - Possible Reuse Hex Head Screws & Conical Washers
- A/T - Valve Body Cover or Oil Pan Leaks
- A/T - Sipping in All Ranges Under Hard Acceleration
- A/T - Transaxle Oil Filter Differences
- Engine - Stalls on Reverse/Drive Engagement
- A/T - Oil Pump Production Changes
- A/T Oil Pump Rotor and Slide - Service Procedure
- Transaxle Cooler Pipe - Buzz or Moan After TCC On
- A/T - Torque Converter End Play Measurement, New Tool
- Transaxle Converter Cover - Interference Noise
- Engine - Declutch Stall During Vehicle Warm Up
- A/T - Diagnosis Information, Lo-Reverse Clutch
- A/T - New Clutch Plates
- A/T - 3T40/125C New Roller Clutch
- A/T - Slips In 1st or No 1st Gear
- A/T - New Clutches
- A/T - New Forward & Direct Clutch
- A/T - Final Drive Ratio
- A/T - Summary Listing of Available Bulletins
- A/T - Case Cover Oil Slot Added
- A/T - THM 125C Applications
- A/T - 3T40/3T40-A Replacement Transmission Update
- A/T - Identification Information
- A/T - Revised Drive Link Wear Specification
- A/T - Service Replacement Assembly
- A/T - Unit Exhange Program
- A/T - Unit Exchange Program
- A/T - Core Return Product Feedback Form
- A/T - 125/125C/440-T4 Identifying Final Drive Ratios
- A/T - 125C Throttle Valve Buzz
- A/T - 125/125C Intermediate Servo Orifice Eliminated
- A/T - THM Control Valve Assembly Cleaning/Servicing
- A/T - 125/125C Improved Transmission Gaskets
- A/T - Converter Clutch Solenoid Fluid Source I.D.
- A/T - THM 125C Manual Valve Change/Improved Shift Feel
- A/T - THM 125C Sticking TCC Solenoids
- A/T - 3T40/THM 125C Intermittent or No TCC Apply
- A/T - 125/125C Slipping in All Ranges
- A/T - 3T40/THM 125C Forward Drum Design Changes
- A/T - Torque Converter Identification
- A/T - Engine Vacuum Testing
- A/T - Diagnosing Converter Lock-Up Problems
- A/T - 125C Uncontrolled Lock-Up, Kills Engine At Stop
- A/T - How To Use A Pressure Gauge
- A/T - AXOD/E 44T4's and 125's Chain Stretch
- A/T - 125/440 T4 Sprocket and Final Drive Identification
- A/T - THM Late or No Upshifts
- A/T - Drive Axle and Wheel Lug Nut Torque Specifications
- A/T - Harsh Forward Engagement
- A/T - No Converter Clutch Apply When Unit Is Hot
- A/T - 125C Auxiliary Valve Bodies/Covers and Gaskets
- A/T - 125C Improvement of TCC Apply When Cold
- A/T - 125C Anti-Vibration Strut Use
- A/T - Recurrent Sticking Valves/In Line Filters
- A/T - 125/125C Engine Stalls After Replacing Converter
- A/T - Noisy Converter Or Pump
- A/T - 125C Oil Feed Modification
- A/T - Rapid Converter Pump Bushing Wear
- A/T - Converter Clutch Shudder
- A/T - 125/125C Forward Drum Cautions
- A/T - THM 125 No Second/Third Gear After Overhaul
- A/T - 125/200/200 4R/325 4L Late or No Upshift
- A/T - 125, 200C/200 4R, 700 R4 Hidden Residue Build Up
- A/T - 125C TCC Will Not Release After Warm-Up
- A/T - Pressure Tap Locations
- A/T - 125/125C No Upshift - Governor Pipe Dislodged
- A/T - 125/126C No Second Gear Or Slipping After Rebuild
- A/T - 125/125C ATF Leaking Past Front Seal
- A/T - 125/125 C Intermediate Band Adjustment
- A/T - 125/125C Car Creeps Forward After Overhaul
- A/T - 125C Shifts 1-3 (Skips 2nd)
- A/T - 125C Engine Dies In Gear
- A/T - 125/125C No Second Gear After Rebuild
- A/T - Governor Pressure Switches
- A/T - 125/125C No Movement Any Direction
- A/T - 125/125C Input Drum Contacting Center Support
- A/T - 125C, 440T4 No Upshift
- A/T - 125/125C Repeated Pump Rotor Spline Failure
- A/T - Methods to Check for Restricted Exhaust
- A/T - 125/125C Delayed Reverse Or Slips In Reverse
- A/T - Slipping or No-Shift/Metal Sealing Rings
- A/T - Front Bushing Wear
- A/T - 125/125C TCC Engagement in Drive, First & Reverse
- A/T - No Upshift/Governor Contamination
- A/T - THM Steel Clutch Piston Inspection
- A/T - Sprag Rotation
- A/T - THM 125C Model Code Information
- A/T - 125C Case Differences
- A/T - Checking Pressure Switches For Leaks
- A/T - Math Formulas Part I
- A/T - Twenty Steps To Successful Repairs
- A/T - Math Part II
- A/T - Choosing the Right ATF
- M/T - High Effort On 1-2 Upshifts & 2-1 Downshifts
- M/T - Neutral/Drive Gear Rattle
- M/T - Hops Out of Gear, High Shift Effort, or Noises
- A/T - New Transaxle Fluid
- A/T - Fluid Usage (Cold Weather Shiftability)
- A/T - Procedure If ATF is Antifreeze Contaminated
- A/T - DEXRON III Fluid Introduction
- Clutch - Bleeding & Diagnosis Procedures
- M/T - Hydraulic Clutch Control Systems Service
- Drivetrain - Vibration/Clicking/CV Joint Failure
- A/T - New Control Valve Assembly Identification
- A/T - Evaluating Peened Spacer Plates
- Throttle Valve - Buzz Condition
- A/T - Use of Petroleum Jelly During Transmission Service
- A/T - Fluid Leaks, New Oil Pan/Valve Body Cover Gaskets
- A/T - 4T60/3T40 Grinding/Growling On Incline
- A/T Case Intermediate Servo Orifice - Eliminated
- Drivetrain - Torque Steer Diagnosis
- Drivetrain - Drive Shaft Seal - Installation Precautions
- Drivetrain - New Seal Protector for Drive Axle R&R
- M/T - Shift Lever Rattle/Buzz Noise in 4TH Gear
- M/T - Shift Lever Rattle/Buzz Noise in 3rd or 4th Gear
- A/T - New Side Cover and Bottom Pan Gasket
- M/T - Hydraulic Clutch Bleeding Procedure Improvement
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- A/T - 4L60, Revised Sprag/Forward Clutch Hub
- A/T - No Movement in Drive or 3rd Gear
- A/T - Grinding/Growling Noise in Park on Incline
- A/T - Water Or Coolant Contamination Information
- A/T - DEXRON(R)-VI Fluid Information