Automatic Temperature Control

• CADILLAC (Except ELDORADO) Automatic Temperature Control
  • Notes
  • No Refrigeration Or Insufficient Refrigeration
  • Discharge Air Temperature High & Evaporator Pressure Lower Than 29 psi
  • Erratic Mode and Temperature Changes
  • High-pitched Whistle Or Squeal Near Air Distributor
  • Abrupt Mode Change From Heater To A/C Then Back To Heater
  • Noisy Blower Fan
• CADILLAC ELDORADO Automatic Temperature Control
  • Description
  • Air Delivery System
    • Purge Door
    • Mode Selector
  • Refrigeration System
    • Components
  • Control System Components
    • In-car Sensor
    • Ambient Sensor and Compressor Switch
    • Control Panel Assembly
    • Power Servo
    • Master Off-On Switch
    • Thermal Vacuum Valve
    • Vacuum Delay Relay
  • Testing & Adjustment