Heating and Air Conditioning: Technical Service Bulletins

• Recalls
  • Campaign - ECM Update For A/C Performance
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor and Parts Information
    • Attachment III - Technical Information
    • Attachment IV - Customer Satisfaction Program Summary
  • Campaign - Diesel Engine Component Warranty Extension
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor Allowances and Parts Ordering Information
    • Attachment III - Technical Information
    • Attachment IV - Customer Satisfaction Program Summary
• Customer Interest
  • HVAC - Blower Motor Inoperable or Functions On 1 Speed
  • A/C - Compressor Failure/Poor A/C Performance
  • Electrical - A/C Not Cooling/DRL Inoperative
  • A/C - Heater Core Electrolysis/Leakage
  • A/C - Poor Cooling Performance/Compressor Failure
• By Symptom
  • Abnormal wear/deterioration
    • A/C - Compressor Failure/Poor A/C Performance
    • A/C - Heater Core Electrolysis/Leakage
    • A/C - Poor Cooling Performance/Compressor Failure
  • Customer Interest
    • HVAC - Blower Motor Inoperable or Functions On 1 Speed
    • A/C - Compressor Failure/Poor A/C Performance
    • Electrical - A/C Not Cooling/DRL Inoperative
    • A/C - Heater Core Electrolysis/Leakage
    • A/C - Poor Cooling Performance/Compressor Failure
  • Inoperative
    • HVAC - Blower Motor Inoperable or Functions On 1 Speed
    • A/C - Compressor Failure/Poor A/C Performance
    • Electrical - A/C Not Cooling/DRL Inoperative
  • Leaks
    • A/C - Heater Core Electrolysis/Leakage
  • Poor performance
    • A/C - Compressor Failure/Poor A/C Performance
    • Electrical - A/C Not Cooling/DRL Inoperative
    • A/C - Poor Cooling Performance/Compressor Failure
  • Recalls
    • Campaign - ECM Update For A/C Performance
      • Dealer Letter
      • Attachment I - Administrative Information
      • Attachment II - Labor and Parts Information
      • Attachment III - Technical Information
      • Attachment IV - Customer Satisfaction Program Summary
    • Campaign - Diesel Engine Component Warranty Extension
      • Dealer Letter
      • Attachment I - Administrative Information
      • Attachment II - Labor Allowances and Parts Ordering Information
      • Attachment III - Technical Information
      • Attachment IV - Customer Satisfaction Program Summary
• All Technical Service Bulletins
  • HVAC - Blower Motor Inoperable or Functions On 1 Speed
  • Campaign - ECM Update For A/C Performance
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor and Parts Information
    • Attachment III - Technical Information
    • Attachment IV - Customer Satisfaction Program Summary
  • A/C - Compressor Failure/Poor A/C Performance
  • Electrical - A/C Not Cooling/DRL Inoperative
  • A/C - Heater Core Electrolysis/Leakage
  • A/C - Poor Cooling Performance/Compressor Failure
  • Campaign - Diesel Engine Component Warranty Extension
    • Dealer Letter
    • Attachment I - Administrative Information
    • Attachment II - Labor Allowances and Parts Ordering Information
    • Attachment III - Technical Information
    • Attachment IV - Customer Satisfaction Program Summary