Transmission and Drivetrain: Technical Service Bulletins
- Customer Interest
- A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
- Park/Neutral Switch - Connector Hard to Remove
- A/T - 4L80E Engine Stalls and/or Surges at Stop
- Electrical - A/T Stuck in 2nd/3rd Gear/MIL ON/DTC's
- A/T - 4T65-E Fluid Leaks From Reverse Servo Cover
- M/T - Comes Out Of Gear
- A/T - Poor Performance/MIL ON/DTC P0757
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's
- A/T - No Movement in Drive or 3rd Gear
- A/T - 4L60/65E, No Reverse/2nd or 4th Gear
- A/T - 4T65E Fluid Leaking From A/T Vent
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
- Park/Neutral Switch - Connector Hard to Remove
- A/T - 4L80E Engine Stalls and/or Surges at Stop
- Electrical - A/T Stuck in 2nd/3rd Gear/MIL ON/DTC's
- A/T - 4T65-E Fluid Leaks From Reverse Servo Cover
- M/T - Comes Out Of Gear
- A/T - Poor Performance/MIL ON/DTC P0757
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's
- A/T - No Movement in Drive or 3rd Gear
- A/T - 4L60/65E, No Reverse/2nd or 4th Gear
- A/T - 4T65E Fluid Leaking From A/T Vent
- Driveability
- Erratic Shifting
- Hard Shifting
- Hunting-Surging
- Inoperative
- Leaks
- No shift/Incorrect gear engagement
- Pops out of gear
- Slipping
- Sticking/Binding
- 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
- A/T - Intermittent Downshift/Slip/Cycling Diagnosis
- A/T - 4L60-E Harsh 1-2 Gear Upshift/MIL/SES/CEL ON
- A/T - 4L60-E Oil Pump Identification
- A/T - 4L65E, 4L60E, 4L60, 200-4R Oil Pump Spring
- A/T - Oil Cooler Flushing/Flow Check Procedures
- A/T - Oil Cooler Flushing Frequently Asked Questions
- Torque Converter - Bolt Design Update
- Driveshaft Double Cardan Joint - Manual Update
- Park/Neutral Switch - Connector Hard to Remove
- A/T - 4L80E Engine Stalls and/or Surges at Stop
- A/T - DTCs P0716 And P0717 Procedure Revised
- A/T - 4L60-E DTC P1870 Diagnosis
- Electrical - A/T Stuck in 2nd/3rd Gear/MIL ON/DTC's
- A/T - New Solenoid Testing Kit
- A/T - 4L60E/4L80E, Cold Weather Performance
- A/T - Service Procedure Changes
- A/T - Core Return Product Feedback Form
- A/T - Serial Number/Site Code Locations/Identification
- A/T - Diagnosing Fluid Leaks
- Rear Axle Ring And Pinion Gear Sets - 2 Cut vs. 5 Cut
- A/T - Shift Lock Control Feature Function
- Drivetrain - Wheel Drive Shaft Nut Torque Revision
- A/T - 4L60 E Revised Valve Body/Spacer/Gaskets
- A/T - 4L60E Valve Body/Spacer/Gasket Kit Reference
- Drivetrain - Recommended Axle Lubricant
- Drivetrain - Rear Axle Lubricant Compatibility & Usage
- A/T - 4T65-E Fluid Leaks From Reverse Servo Cover
- A/T - 1-2 Accumulator Piston/Outer Spring Replacement
- A/T - Cracked Case Diagnosis
- A/T - New Design Reaction Shell Thrust Washer
- A/T - Revised Turbine Shaft Seal Installer
- M/T - Comes Out Of Gear
- A/T - Poor Performance/MIL ON/DTC P0757
- M/T - Hydraulic Clutch Bleeding Procedure Improvement
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- A/T - Valve Body Reconditioning
- A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's
- A/T - Cooler Line Fitting Applications
- A/T - Torque Converter Replacement Information
- A/T - No Movement in Drive or 3rd Gear
- A/T - 4L60/65E, No Reverse/2nd or 4th Gear
- A/T - 4T65E Fluid Leaking From A/T Vent
- A/T - Revised Converter Check Valve/Cooler Line Fitting
- A/T Control - DTC P0756 Diagnostic Tips
- Drivetrain - Gen II Vs. Gen III Wheel Hub Changes
- A/T - Goodwrench Transmission Replacement
- A/T - Water Or Coolant Contamination Information
- A/T - DEXRON(R)-VI Fluid Information