Tune-up and Engine Performance Checks: Technical Service Bulletins

• Customer Interest
  • IAC Duty Cycle - Adjustment Procedure Changed
• By Symptom
  • Customer Interest
    • IAC Duty Cycle - Adjustment Procedure Changed
  • Noise
    • Exhaust - Noise, Reduced Power And Fuel Economy
  • Out of specification
    • IAC Duty Cycle - Adjustment Procedure Changed
• All Technical Service Bulletins
  • Exhaust - Noise, Reduced Power And Fuel Economy
  • IAC Duty Cycle - Adjustment Procedure Changed
  • Spark Plugs - AC and Bosch No Longer Used