Section 707 (HVAC Systems - Automatic)
WARNING: This page is about a different car, the 2003 Buick Regal and 2003 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and Procedure
- Diagnostic System Check - HVAC Systems - Automatic
- Scan Tool Output Controls
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B0332, B0333, B0337, Or B0338: Ambient Air Temperature Sensor
- DTC B0348: Control Module Signal Circuit Voltage
- DTC B0361 or B0365: Left/Right Air Temperature Actuator
- DTC B0363 or B0367: Left/Right Air Temperature Actuator
- DTC B0441 or B0446: Left/Right Air Temperature Actuator
- DTC P0530 (L36, L67): A/C Refrigerant Pressure Sensor Signal Voltage
- DTC P0530 (LG8): A/C Refrigerant Pressure Sensor Signal Voltage
- DTC P1546 (L36, L67): Ignition Voltage
- DTC P1546 (LG8): Control Circuit Voltage
- Symptoms - HVAC Systems - Automatic
- HVAC Compressor Clutch Does Not Engage
- HVAC Compressor Clutch Does Not Disengage
- Blower Motor Always On
- Blower Motor Inoperative
- Blower Motor Malfunction
- Too Hot in Vehicle
- Too Cold in Vehicle
- Air Delivery Improper
- Air Recirculation Malfunction
- Vacuum Control System Diagnostic
- Re-Calibrating Actuators
- Repair Instructions
- HVAC Control Module Replacement
- Blower Motor Control Processor Replacement
- Recirculation Actuator Replacement
- Mode Actuator Replacement
- Defroster Actuator Replacement
- Air Temperature Actuator Replacement - Right
- Air Temperature Actuator Replacement - Left
- Vacuum Control Assembly Replacement
- Vacuum Tank Replacement
- Aspirator Replacement
- Ambient Air Temperature Sensor Replacement
- Inside Air Temperature Sensor Replacement
- Sun Load Sensor Replacement
- Description and Operation
- Special Tools and Equipment