Transmission Control Systems: Technical Service Bulletins

• Customer Interest
  • MIL ON Erroneous DTCs 33/43 Trans in Backup Mode
  • A/T - (4L30E) DTC 41 Set in TCM
  • A/T - Clunking Noise on 3-2 Downshift
• By Symptom
  • Customer Interest
    • MIL ON Erroneous DTCs 33/43 Trans in Backup Mode
    • A/T - (4L30E) DTC 41 Set in TCM
    • A/T - Clunking Noise on 3-2 Downshift
  • Noise
    • A/T - Clunking Noise on 3-2 Downshift
• All Technical Service Bulletins
  • A/T - Check Trans Lamp ON/Flash Code 37
  • MIL ON Erroneous DTCs 33/43 Trans in Backup Mode
  • A/T - (4L30E) DTC 41 Set in TCM
  • A/T - (4L30E) TECH-1 Hookup
  • Electrical Wiring Diagrams - Manual Correction
  • A/T - (4L30E) Control Module Identification
  • A/T - Clunking Noise on 3-2 Downshift