Section 28 (A/C - Heater System)
WARNING: This page is about a different car, the 1998 Cadillac Eldorado and 1998 Cadillac DeVille. However, it is still accessible from the selected car via links, so may be relevant.
- A/C System Specifications
- Description
- Operation
- Blower Control
- Blower Speed Control
- Rear Blower Control Panel
- Temperature Settings
- Climate Control Panel Temperature & Mode Settings
- Air Delivery System
- A/C-Heater Programmer
- Temperature Sensor Inputs
- High Pressure Relief Valve
- High Refrigerant Pressure Switch
- Low Refrigerant Pressure Switch
- Low Refrigerant Message
- Program Number
- Air-Mix Valve Position
- Air Delivery Mode Control
- Adjustments
- Trouble Shooting
- Notes
- Functional Test (Without Dual Zone Climate Controls)
- A/C Functional Test (With Dual Zone Climate Controls)
- No Blower Operation/Improper Blower Speed
- Blower Motor On All The Time
- Improper Air Delivery
- Temperature Setting Does Not Provide Comfort
- Passenger Temperature Offset Does Not Function Properly
- Dual Zone Switch Diagnosis
- Rear Blower Speed Incorrect
- Rear Blower Motor Inoperative
- Cooling Fans
- Pcm Controlled A/C Diagnosis
- Testing
- Notes
- A/C System Performance
- A/C-Heater Programmer (ACM) Self-Diagnostics
- DTC B1310: Outside (Ambient) Air Temperature Sensor Open Circuit
- DTC B1311: Outside (Ambient) Air Temperature Sensor Short Circuit
- DTC B1312: A/C High Side Temperature Sensor Open Circuit
- DTC B1313: A/C High Side Temperature Sensor Open Circuit
- DTC B1314: Evaporator Inlet Temperature Sensor Open Circuit
- DTC B1315: Evaporator Inlet Temperature Sensor Short Circuit
- DTC B1316: In-Car Temperature Sensor Open Circuit
- DTC B1317: In-Car Temperature Sensor Short Circuit
- DTC B1318: Sun Load Sensor Open Circuit
- DTC B1319: Sun Load Sensor Short Circuit
- DTC B1340: Air Mix Door No. 1 Movement Failure (Driver)
- DTC B1341: Air Mix Door No. 2 Movement Failure (Passenger)
- DTC B1347: Very Low A/C Refrigerant Warning
- DTC B1348: Very Low A/C Refrigerant Pressure Condition
- DTC B1350: Engine Coolant Over-Temperature Condition
- DTC B1982: Source/Battery Voltage High
- DTC B1983: Source/Battery Voltage Low
- DTC U1016: General Loss Of Serial Data Communications
- DTC U1064: Loss Of PZM (BCM) Data Communications
- DTC U1096: Loss Of IPC Serial Data Communications
- DTC U1152: CCP Loss Of A/C-Heater Programmer Serial Data Communications
- DTC U1153: A/C-Heater Programmer Loss Of CCP Serial Data Communications
- DTC U1169: Loss Of Mmm Serial Data Communications
- DTC U1255: General Loss Of Serial Data Communications
- Removal & Installation
- Notes
- Programmer
- Accumulator
- Air Inlet Assembly
- Air-Mix Valve Actuator(S)
- Aspirator & In-Vehicle Air Temperature Sensor
- Blower Motor
- Auxiliary (Rear) Blower Motor
- Climate Control Panel
- Rear Blower Control Panel
- Compressor
- Condenser
- HVAC Module/Evaporator Core
- Glove Box
- Heater Core
- High Pressure Switch
- Low Pressure Switch
- Outside Temperature Sensor
- Refrigerant High-Side Or Low-Side Temperature Sensors
- SUNLOAD Sensor
- Vacuum Tank
- Torque Specifications
- Vacuum Hose Diagram(S)
- Wiring Diagrams