GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Buick
🢒
2000
🢒
Park Avenue
🢒
HVAC
🢒 HVAC Systems - Automatic
HVAC
All Component Locator
HVAC Component Views
HVAC Components
All Description and Operation
Actuator Description
Air Conditioning (A/C) Refrigerant Pressure Sensor Description
Ambient Air Temperature Sensor Description
Aspirator Description
Control Assembly Description
Control Assembly Description - Passenger
Dual Zone Air Conditioning (A/C) System Description
HVAC Air Delivery/Temperature Control Circuit Description
HVAC Blower Controls Circuit Description
HVAC Compressor Controls Circuit Description
Inside Air Temperature Sensor Description
Operating Modes
Programmer Description
Purge Mode Description
Relays and Sensors Description
Sun Load Temperature Sensor Description
All Special Tools and Equipment
Special Tools
All Visual Identification
HVAC Connector End Views
Diagnostic Procedures
Afterblow Enabling
Air Delivery and Temperature Control Check
Air Delivery Improper
Air Recirculation Inoperative
BI-Level Inoperative
Blower Motor Does Not Operate Properly
Control Head Changes by Itself
Control Head Illumination/Display Does Not Operate Properly
Cooling Insufficient - Air Conditioning (A/C) System
Defrosting Insufficient
Diagnostic Starting Point
Heated Air Inoperative
HVAC Compressor Clutch Does Not Disengage
HVAC Compressor Clutch Does Not Engage
Improper Control Response
Outside Air Temperature Display Inaccurate or Inoperative
Passenger HVAC Control Does Not Operate Properly
Set Temperature Requires Frequent Adjustment
Steering Wheel Controls Inoperative
Symptoms
Temperature Variation Between Driver and Passenger Outlets
Too Cool in Car
Too Warm in Car
Diagnostic Trouble Codes
DTC 1340 Air Mix Door #1 Movement Fault
DTC 1341 Air Mix Door #2 Movement Fault
DTC B1310 Ambient Air Temperature Sensor Failure
DTC B1317 Inside Air Temperature Sensor Fault
DTC B1318 LH Solar Sensor Fault
DTC B1324 A/C Pressure Condition
DTC B1328 RH Sun Load Sensor Fault
DTC B1330 Left Panel Discharge Sensor Fault
DTC B1331 Right Panel Discharge Sensor Fault
DTC B1332 Left Heater Discharge Sensor Fault
DTC B1333 Right Heater Discharge Sensor Fault
DTC B1334 Passenger Control Assembly Out Of Range
DTC B1343 Air Inlet Door Movement Fault
DTC B1344 Mode Door Movement Fault
DTC B1399 Loss of KDD Communications
DTC Table
Electrical/Electronic Schematic Diagrams
HVAC Air Delivery/Temperature Control Schematics
HVAC Blower Control Schematics
HVAC Compressor Control Schematics
HVAC Schematic Icons
Electrical/Electronic Specifications
Sensor Resistance Table
General Diagnostic Information
Diagnostic System Check
Fault Detection
Scan Tool Data Definitions
Scan Tool Data List
Mechanical Specifications
Fastener Tightening Specifications
Other Specifications
GM SPO Group Numbers
Removal, Installation, and Replacement
Air Inlet Actuator Replacement
Air Mix Actuator Replacement - Driver
Air Mix Actuator Replacement - Passenger
Ambient Temperature Sensor Replacement
Control Assembly Replacement
Control Assembly Replacement - Passenger
Heater Temperature Sensor Replacement
Inside Air Temperature Sensor Aspirator Replacement
Inside Air Temperature Sensor Replacement
Mode Valve Actuator Replacement
Panel Discharge Sensor Replacement - Left Side
Panel Discharge Sensor Replacement - Right Side
Programmer Replacement
Sun Load Temperature Sensor Replacement