Section 51 (HVAC Systems - Automatic)
WARNING: This page is about a different car, the 2002 Cadillac Eldorado. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Description & Operation
- Component Locations
- Adjustments
- Trouble Shooting
- Performance Tests
- Self-Diagnostic System
- Diagnostic Tests
- DTC B1310: Ambient Temperature Sensor (High)
- DTC B1311: Ambient Temperature Sensor (Low)
- DTC B1312: A/C Refrigerant High Temperature Sensor (High)
- DTC B1313: A/C Refrigerant High Temperature Sensor (Low)
- DTC B1314: A/C Refrigerant Low Temperature Sensor (High)
- DTC B1315: A/C Refrigerant Low Temperature Sensor (Low)
- DTC B1316: Inside Air Temperature Sensor (High)
- DTC B1317: Inside Air Temperature Sensor (Low)
- DTC B1318: SUNLOAD Sensor (High)
- DTC B1319: SUNLOAD Sensor (Low)
- DTC B1340: Left Air Temperature Actuator
- DTC B1341: Right Air Temperature Actuator
- DTC B1347: A/C Refrigerant Low Temperature Sensor
- DTC B1348: A/C Low Pressure Switch
- DTC B1350: Engine Coolant Temperature Sensor
- DTC B2510: Steering Wheel Controls
- DTC P1545: A/C Compressor Clutch Relay
- System Tests
- Symptom Tests
- Notes
- Test A: Air Delivery Improper
- Test B: Air RECIRCULATION Malfunction
- Test C: Blower Motor Always On
- Test D: Blower Motor Inoperative
- Test E: Blower Motor Malfunction
- Test F: Blower Motor Always On (Auxiliary)
- Test G: Blower Motor Inoperative (Auxiliary)
- Test H: Blower Motor Malfunction (Auxiliary)
- Test I: Compressor Clutch Does Not Disengage
- Test J: Compressor Clutch Does Not Engage
- Test K: Outside Air Temperature Display Inaccurate Or Inoperative
- Test L: Steering Wheel Controls Inoperative
- Test M: Too Cold In Vehicle
- Test N: Too Hot In Vehicle
- Component Tests
- Removal & Installation
- Notes
- Accumulator
- Actuators
- Notes
- Removal (Air Temperature Actuator - Left Side)
- Installation (Air Temperature Actuator - Left Side)
- Removal (Air Temperature Actuator - Right Side)
- Installation (Air Temperature Actuator - Right Side)
- Removal (Mode Actuator - Lower)
- Installation (Mode Actuator - Lower)
- Removal (Mode Actuator - Upper)
- Installation (Mode Actuator - Upper)
- Removal (Recirculation Actuator)
- Installation (Recirculation Actuator)
- A/C Compressor Clutch Relay
- Air Distribution Doors
- Air Distributor Duct
- Air Inlet Assembly
- Air Temperature Sensors
- Blower Motor (Main)
- Blower Motor (Auxiliary)
- Blower Motor Resistor Assembly (Auxiliary)
- Blower Motor Switch (Auxiliary)
- Compressor
- Compressor Hose Assembly
- Condenser
- Evaporator
- Heater Core
- Heater Pipes
- High Pressure Switch
- HVAC Control Module
- HVAC Control Processor
- HVAC Module Assembly
- Instrument Panel Cluster
- Low Pressure Switch
- Orifice Tube
- Refrigerant Filter
- Refrigerant High Temperature Sensor
- Refrigerant Low Temperature Sensor
- Steering Wheel Control Switch
- SUNLOAD Sensor
- Suction Screen
- Vacuum Control Assembly
- Vacuum Tank
- Torque Specifications
- Connector Identification
- Vacuum Hose Diagram(S)
- Wiring Diagrams