Heating and Air Conditioning: Technical Service Bulletins

• Customer Interest
  • Body - Broken Rear Window Defogger Grid Detection
  • A/C - Musty Odors Emitted From (HVAC) System
  • A/C - Inoperative or Erratic Idle Speed
  • Heater - Cool Air Flowing During Extended Idle
  • Side Window Garnish Molding - Loose From Frame
    • Overview
    • Procedure:
    • Claim Information:
  • A/C - Loss of Airflow From Outlets
  • A/C - Water or Debris Intrusion Into Blower Motor
  • A/C - Odors at Vehicle Start Up
    • Overview
    • Procedures
      • A/C Evaporator Disinfecting/Cooling Coil Coating Application
      • Evaporator Disinfecting Using Disinfectant Kit
      • Applying Cooling Coil Coating to Evaporator
      • Delayed Blower Motor Control Module Installation
      • Wire Splicing
      • Testing The Delayed Blower Motor Control Module
  • A/C - Uneven Temperature Between L/R Heater Outlets
  • A/C - New R&R Liquid Line to TXV or Suction Line to TXV
  • Carpet - Wet/Musty Odors
  • HVAC Controller Mode Lever - Stuck or Hard to Move
  • Windows - Fogging In High Humidity Conditions
  • A/C - Sizzling or Hissing Type Noise After Use
• By Symptom
  • Customer Interest
    • Body - Broken Rear Window Defogger Grid Detection
    • A/C - Musty Odors Emitted From (HVAC) System
    • A/C - Inoperative or Erratic Idle Speed
    • Heater - Cool Air Flowing During Extended Idle
    • Side Window Garnish Molding - Loose From Frame
      • Overview
      • Procedure:
      • Claim Information:
    • A/C - Loss of Airflow From Outlets
    • A/C - Water or Debris Intrusion Into Blower Motor
    • A/C - Odors at Vehicle Start Up
      • Overview
      • Procedures
        • A/C Evaporator Disinfecting/Cooling Coil Coating Application
        • Evaporator Disinfecting Using Disinfectant Kit
        • Applying Cooling Coil Coating to Evaporator
        • Delayed Blower Motor Control Module Installation
        • Wire Splicing
        • Testing The Delayed Blower Motor Control Module
    • A/C - Uneven Temperature Between L/R Heater Outlets
    • A/C - New R&R Liquid Line to TXV or Suction Line to TXV
    • Carpet - Wet/Musty Odors
    • HVAC Controller Mode Lever - Stuck or Hard to Move
    • Windows - Fogging In High Humidity Conditions
    • A/C - Sizzling or Hissing Type Noise After Use
  • Erratic Operation
    • A/C - Loss of Airflow From Outlets
  • Inoperative
    • ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
  • Leaks
    • A/C - Water or Debris Intrusion Into Blower Motor
    • Carpet - Wet/Musty Odors
  • Loose
    • Side Window Garnish Molding - Loose From Frame
      • Overview
      • Procedure:
      • Claim Information:
  • Noise
    • A/C - Water or Debris Intrusion Into Blower Motor
    • A/C - Sizzling or Hissing Type Noise After Use
  • Odors
    • A/C - Musty Odors Emitted From (HVAC) System
    • A/C - Odors at Vehicle Start Up
      • Overview
      • Procedures
        • A/C Evaporator Disinfecting/Cooling Coil Coating Application
        • Evaporator Disinfecting Using Disinfectant Kit
        • Applying Cooling Coil Coating to Evaporator
        • Delayed Blower Motor Control Module Installation
        • Wire Splicing
        • Testing The Delayed Blower Motor Control Module
    • Carpet - Wet/Musty Odors
  • Overheating
    • ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
  • Poor performance
    • ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
    • Heater - Cool Air Flowing During Extended Idle
    • A/C - Loss of Airflow From Outlets
    • A/C - Uneven Temperature Between L/R Heater Outlets
  • Sticking/Binding
    • HVAC Controller Mode Lever - Stuck or Hard to Move
  • Stiff controls
    • HVAC Controller Mode Lever - Stuck or Hard to Move
• All Technical Service Bulletins
  • Vehicle - Engine And Sub Systems Flushing Info. (CANADA)
  • Vehicle - Engine And Sub-Systems Flushing Recommendations
  • Body - Broken Rear Window Defogger Grid Detection
  • A/C - Musty Odors Emitted From (HVAC) System
  • A/C - Inoperative or Erratic Idle Speed
  • ECM - Inter. No Cooling Fan/High Coolant Temp/Idle High
  • A/C - Retrofitting R-12 to R-134a
    • Overview
    • A. Retrofit Procedure
      • Notes on Retrofit
      • Compressors
      • Accumulator /Dryer
      • High Pressure Cut-Off Switch (HPCOS)
      • Platform Details
      • Compressor Replacement Chart
      • Compressor Availability
      • Geo Models
      • 1985-88 Nova, 1989-93 Prizm (S)
      • 1985-88 Sprint, 1989-93 Metro (M)
      • 1989-93 Tracker
      • 1985-89 Spectrum and 1990-93 Storm (R)
    • B. General Information
    • C. Parts Information
    • D. Warranty Information
  • Heater - Cool Air Flowing During Extended Idle
  • Side Window Garnish Molding - Loose From Frame
    • Overview
    • Procedure:
    • Claim Information:
  • A/C - Loss of Airflow From Outlets
  • A/C - Reduced Oil Charge for R12 Service Compressor
    • Overview
    • Procedure
  • A/C - Water or Debris Intrusion Into Blower Motor
  • A/C - Odors at Vehicle Start Up
    • Overview
    • Procedures
      • A/C Evaporator Disinfecting/Cooling Coil Coating Application
      • Evaporator Disinfecting Using Disinfectant Kit
      • Applying Cooling Coil Coating to Evaporator
      • Delayed Blower Motor Control Module Installation
      • Wire Splicing
      • Testing The Delayed Blower Motor Control Module
  • A/C - Uneven Temperature Between L/R Heater Outlets
  • A/C - New R&R Liquid Line to TXV or Suction Line to TXV
  • Carpet - Wet/Musty Odors
  • HVAC Controller Mode Lever - Stuck or Hard to Move
  • Windows - Fogging In High Humidity Conditions
  • A/C - Use of Alternate Refrigerants
  • A/C - Alternatives for R-12 Refrigerants
  • A/C - Sizzling or Hissing Type Noise After Use
  • A/C - New Remove & Install of Defroster Nozzle Duct
  • Cooling System, A/C - Aluminum Heater Cores/Radiators