Emission Control Systems: Technical Service Bulletins

• Customer Interest
  • Electrical - AIV Harness Too Close To Engine Block
  • PCV Valve - Noise on Acceleration
  • Engine - Spark Knock On Acceleration
• By Symptom
  • Abnormal wear/deterioration
    • Electrical - AIV Harness Too Close To Engine Block
    • Oxygen Sensor - Thread Cleaning and Other Precautions
  • Customer Interest
    • Electrical - AIV Harness Too Close To Engine Block
    • PCV Valve - Noise on Acceleration
    • Engine - Spark Knock On Acceleration
  • High emissions
    • Emissions System - Troubleshooting Tips
  • Noise
    • Engine - Spark Knock On Acceleration
• All Technical Service Bulletins
  • Vehicle - Certification Label/VIN Plate Replacement
  • Enhanced Emission Inspection/Maintenance Program I/M240
  • Emission - Inspection/Maintenance Program Overview
  • Emissions System - Troubleshooting Tips
  • Electrical - AIV Harness Too Close To Engine Block
  • Oxygen Sensor - Thread Cleaning and Other Precautions
  • PCV Valve - Noise on Acceleration
  • Engine - Spark Knock On Acceleration