Heating and Air Conditioning: Technical Service Bulletins

• Recalls
  • Campaign - Heater/Engine Bypass Hose Replacement
    • Administrative Procedures
    • Labor and Parts Information
    • Owner Letter
• Customer Interest
  • Engine - Poor Fuel Economy/Poor Heater Performance
  • A/C - Musty Odor Coming From Vents
    • Overview
    • Service Procedure For Manual A/C Systems
    • Service Procedure For EATC Systems
    • Service Procedure For ATC-Equipped Vehicles
  • A/C Compressor - Moaning/Vibration
  • Heater - Floor Duct Air Distribution Imbalance
  • Heater Core - Noise/Drone
  • A/C - Suction Hose/Wiring Harness Damage
  • A/C - Erratic Operation of Auto Temp Control
  • A/C Evaporator - Cold Air Leaks/Cold Air Radiation
• By Symptom
  • Abnormal wear/deterioration
    • A/C - Suction Hose/Wiring Harness Damage
  • Customer Interest
    • Engine - Poor Fuel Economy/Poor Heater Performance
    • A/C - Musty Odor Coming From Vents
      • Overview
      • Service Procedure For Manual A/C Systems
      • Service Procedure For EATC Systems
      • Service Procedure For ATC-Equipped Vehicles
    • A/C Compressor - Moaning/Vibration
    • Heater - Floor Duct Air Distribution Imbalance
    • Heater Core - Noise/Drone
    • A/C - Suction Hose/Wiring Harness Damage
    • A/C - Erratic Operation of Auto Temp Control
    • A/C Evaporator - Cold Air Leaks/Cold Air Radiation
  • Driveability
    • Engine - Poor Fuel Economy/Poor Heater Performance
  • Erratic Operation
    • A/C - Erratic Operation of Auto Temp Control
  • Leaks
    • A/C Evaporator - Cold Air Leaks/Cold Air Radiation
  • Noise
    • A/C Compressor - Moaning/Vibration
    • Heater Core - Noise/Drone
  • Odors
    • A/C - Musty Odor Coming From Vents
      • Overview
      • Service Procedure For Manual A/C Systems
      • Service Procedure For EATC Systems
      • Service Procedure For ATC-Equipped Vehicles
  • Poor performance
    • Engine - Poor Fuel Economy/Poor Heater Performance
    • Heater - Floor Duct Air Distribution Imbalance
  • Recalls
    • Campaign - Heater/Engine Bypass Hose Replacement
      • Administrative Procedures
      • Labor and Parts Information
      • Owner Letter
  • Vibration
    • A/C Compressor - Moaning/Vibration
• All Technical Service Bulletins
  • A/C - Filtering Refrigerant After Compressor Replacement
    • Overview
    • Service Procedure
  • A/C System - Service TSB List
  • Air Conditioning - Odor Service Procedure
    • Overview
    • General Procedure
    • Manual A/C Systems
    • EATC A/C Systems
    • ATC A/C Systems
  • Engine - Poor Fuel Economy/Poor Heater Performance
  • A/C - New `Tee' Type Service Adapter Tool
  • A/C - Musty Odor Coming From Vents
    • Overview
    • Service Procedure For Manual A/C Systems
    • Service Procedure For EATC Systems
    • Service Procedure For ATC-Equipped Vehicles
  • A/C Compressor - Moaning/Vibration
  • Heater - Floor Duct Air Distribution Imbalance
  • A/C - Orifice Tube Replacement Service Kit
  • Air Conditioning - Approved Flushing Procedures
  • Heater Core - Leakage Diagnostic Tips
  • Heater Core - Noise/Drone
  • Electric Cooling Fan - Usage Chart
  • Campaign - Heater/Engine Bypass Hose Replacement
    • Administrative Procedures
    • Labor and Parts Information
    • Owner Letter
  • A/C - Suction Hose/Wiring Harness Damage
  • A/C - Erratic Operation of Auto Temp Control
  • A/C - Pressure Cycling Switch Diagnostic Procedure
  • A/C - R12 Refrigerant Substitutes Service Tip
  • R-12 Refrigerant - Substitutes
  • Air Conditioning - Use of Correct Fluorescent Tracer Dye
  • 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 Coupling - Cleaning Procedures
  • A/C - Spring Lock Coupling Service
  • Air Conditioning - O Ring Removal Service Tip
  • A/C - New Refrigerant O-Rings
  • A/C Evaporator - Cold Air Leaks/Cold Air Radiation