Relays and Modules - Computers and Control Systems: Technical Service Bulletins

• Recalls
  • Campaign - ECM Update For Hesitation
    • Dealer Letter
    • Technical Instructions
  • Campaign - ECM Reflash For 3rd Gear Upshift Sensation
    • Dealer Letter
    • Q and A
    • Technical Instructions
      • Information
      • I. Operation Flow Chart
      • II. Identification of Affected Vehicles
      • III. Preparation
      • IV. Background
      • V. ECM Calibration ID Verification
      • VI. ECM Reflash Procedure
      • VII. Appendix
• By Symptom
  • Campaign - ECM Update For Hesitation
    • Dealer Letter
    • Technical Instructions
  • Campaign - ECM Reflash For 3rd Gear Upshift Sensation
    • Dealer Letter
    • Q and A
    • Technical Instructions
      • Information
      • I. Operation Flow Chart
      • II. Identification of Affected Vehicles
      • III. Preparation
      • IV. Background
      • V. ECM Calibration ID Verification
      • VI. ECM Reflash Procedure
      • VII. Appendix
• All Technical Service Bulletins
  • Canada - Engine Control - ECM Reprogramming Process
  • Campaign - ECM Update For Hesitation
    • Dealer Letter
    • Technical Instructions
  • Campaign - ECM Reflash For 3rd Gear Upshift Sensation
    • Dealer Letter
    • Q and A
    • Technical Instructions
      • Information
      • I. Operation Flow Chart
      • II. Identification of Affected Vehicles
      • III. Preparation
      • IV. Background
      • V. ECM Calibration ID Verification
      • VI. ECM Reflash Procedure
      • VII. Appendix