HVAC

All Component Locator

• HVAC Component Views
• HVAC Components

All Description and Operation

• Accumulator Description
• Air Conditioning (A/C) System Description
• Heater Core Description
• HVAC Air Delivery/Temperature Control Circuit Description
• HVAC Blower Controls Circuit Description
• HVAC Compressor Controls Circuit Description
• O-Ring/Flat Washer Description

All Special Tools and Equipment

• Special Tools

All Visual Identification

• HVAC Connector End Views

Diagnostic Procedures

• Air Inlet Valve Actuator Inoperative
• Blower Motor High Speed Inoperative
• Blower Motor Inoperative at Any Speed
• Blower Motor Low and Medium Speeds Inoperative
• Defrosting Insufficient
• Diagnostic Starting Point
• HVAC Compressor Clutch Does Not Disengage
• HVAC Compressor Clutch Does Not Engage
• Mode Actuator Inoperative
• Noise Diagnosis
• Symptoms
• Temperature Actuator Inoperative

Electrical/Electronic Schematic Diagrams

• HVAC Air Delivery/Temperature Control Schematics
• HVAC Blower Control Schematics
• HVAC Compressor Control Schematics
• HVAC Schematic Icons

General Diagnostic Information

• Functional Check

Mechanical Specifications

• Fastener Tightening Specifications

Other Specifications

• GM SPO Group Numbers

Removal, Installation, and Replacement

• Air Inlet Actuator Replacement
• Air Inlet Valve Replacement
• Control Assembly Replacement
• Control Assembly Replacement - Auxiliary
• Mode Control Cable Replacement
• Mode Valve Actuator Replacement
• Passenger Compartment Air Filter Replacement
• Pressure Cycling Switch Replacement
• Temperature Actuator Replacement
• Temperature Control Cable Replacement