Section 16 (HVAC Systems - Automatic)
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Torque Specifications
- Vacuum Hose Diagram(S)
- Component Locator
- Diagnostic Information and Procedures
- 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: HVAC Control Module Detects Voltage Less Than Expected
- DTC B0333: HVAC Control Module Detects Signal Greater Than What Is Expected
- DTC B0337: HVAC Control Module Detects Voltage Less Than Expected
- DTC B0338: HVAC Control Module Detects Voltage More Than Expected
- DTC B0348: HVAC Control Module Detects Voltage Out Of Expected Range
- DTC B0361: No Voltage From Air Temperature Door Position Signal
- DTC B0363: Left Air Temperature Actuator Signal Circuit Is Higher Than Expected
- DTC B0365: 0 Volts Detected From Air Temperature Door Position Signal Circuit
- DTC B0367: Right Air Temperature Actuator Signal Circuit Is Higher Than Expected
- DTC B0441: Short Or Open Condition From HVAC Control Module
- DTC B0446: HVAC Control Module Receives A Right Air Temperature Actuator Position Signal From The Right Air Temperature Actuator
- DTC P0530 (L36, L67): A/C Refrigerant Pressure Sensor Signal Voltage Is Not Within SPEECHIFICATION
- DTC P0530 (Lg8): A/C Pressure Is Not Within Specifications
- DTC P1546 (L36, L67): Ignition Voltage Is Between Specifications
- DTC P1546 (Lg8): Short Or Open Condition Is Detected On Control Circuit
- 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
- Wiring Diagrams