Powertrain Management: Technical Service Bulletins

• Customer Interest
  • A/T - (4L30E) DTC 41 Set in TCM
  • A/T - Clunking Noise on 3-2 Downshift
• By Symptom
  • Customer Interest
    • 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
  • Electrical - Inspect Connectors for Various Malfunctions
  • Fuel Injector and Dropping Resistor - Manual Correction
  • Fuel Injector/Dropping Resistor - Specifications Update
  • A/T - (4L30E) Control Module Identification
  • A/T - Check Trans Lamp ON/Flash Code 37
  • A/T - (4L30E) DTC 41 Set in TCM
  • A/T - Clunking Noise on 3-2 Downshift
  • Fuel System - Top Tier Detergent Gasoline Information
  • Fuel System - Fuel Mileage Do's and Don'ts