Heating and Air Conditioning: Technical Service Bulletins

• Customer Interest
  • EATC - Inaccurate Ambient Temperature Displayed
  • A/C - Erratic Cool/Warm Function Operation
  • A/C - Heater Core Electrolysis/Leakage
• By Symptom
  • Abnormal wear/deterioration
    • A/C - Heater Core Electrolysis/Leakage
  • Customer Interest
    • EATC - Inaccurate Ambient Temperature Displayed
    • A/C - Erratic Cool/Warm Function Operation
    • A/C - Heater Core Electrolysis/Leakage
  • Erratic Operation
    • A/C - Erratic Cool/Warm Function Operation
  • False instrument warning light/gauges
    • EATC - Inaccurate Ambient Temperature Displayed
  • Leaks
    • A/C - Heater Core Electrolysis/Leakage
  • Out of specification
    • EATC - Inaccurate Ambient Temperature Displayed
  • Poor performance
    • A/C - Erratic Cool/Warm Function Operation
• All Technical Service Bulletins
  • A/C System - Diagnosis and Service Tips
  • EATC - Inaccurate Ambient Temperature Displayed
  • A/C - Identification of Non Approved Refrigerants
    • Overview
    • A/C Refrigerant Analyzer Function
    • Recovery of Contaminated Refrigerant
    • Repairing A Contaminated A/C System
    • Disposal of Contaminated Refrigerant
  • A/C - Erratic Cool/Warm Function Operation
  • A/C - Heater Core Electrolysis/Leakage