Heating and Air Conditioning: Technical Service Bulletins

• Recalls
  • Recall - Heater Core
    • Overview
    • Service Procedure
      • Overview
      • A. Install Bypass Valve (For 3.0L 6-Cylinder Engine)
      • B. Install Bypass Valve (For 2.5L 4-Cylinder Engine)
      • C. Install Splash Shield (All Vehicles)
      • D. Refill and Bleed Cooling System
    • Owner Letter
  • Recall 94V006000: Possible Heater Core Rupture
• Customer Interest
  • PCM - Heater Blows Cold Air From Vents
• By Symptom
  • Customer Interest
    • PCM - Heater Blows Cold Air From Vents
  • Poor performance
    • PCM - Heater Blows Cold Air From Vents
  • Recalls
    • Recall - Heater Core
      • Overview
      • Service Procedure
        • Overview
        • A. Install Bypass Valve (For 3.0L 6-Cylinder Engine)
        • B. Install Bypass Valve (For 2.5L 4-Cylinder Engine)
        • C. Install Splash Shield (All Vehicles)
        • D. Refill and Bleed Cooling System
      • Owner Letter
    • Recall 94V006000: Possible Heater Core Rupture
• All Technical Service Bulletins
  • A/C - System Sealer Usage Prohibition
  • PCM - Heater Blows Cold Air From Vents
  • Recall - Heater Core
    • Overview
    • Service Procedure
      • Overview
      • A. Install Bypass Valve (For 3.0L 6-Cylinder Engine)
      • B. Install Bypass Valve (For 2.5L 4-Cylinder Engine)
      • C. Install Splash Shield (All Vehicles)
      • D. Refill and Bleed Cooling System
    • Owner Letter
  • Recall 94V006000: Possible Heater Core Rupture
  • A/C Refrigerant - Substitutes and Compatibility