GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
GMC_Truck
🢒
2003
🢒
Yukon - 2WD
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HVAC
🢒 HVAC Systems - Automatic
HVAC
All Component Locator
HVAC Component Views
All Description and Operation
Air Delivery Description and Operation
Air Temperature Description and Operation
All Special Tools and Equipment
Special Tools
All Visual Identification
HVAC Connector End Views
Diagnostic Procedures
Air Delivery Improper
Air Delivery Improper - Auxiliary
Air Recirculation Malfunction
Auxiliary Blower Motor Always On
Auxiliary Blower Motor Inoperative
Auxiliary Blower Motor Malfunction
Blower Motor Always On
Blower Motor Inoperative
Blower Motor Malfunction
Diagnostic System Check - HVAC Systems - Automatic
HVAC Compressor Clutch Does Not Disengage
HVAC Compressor Clutch Does Not Engage
Symptoms - HVAC Systems - Automatic
Too Cold in Vehicle
Too Cold in Vehicle - Auxiliary
Too Hot in Vehicle
Too Hot in Vehicle - Auxiliary
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List
DTC B0159
DTC B0164
DTC B0169
DTC B0174, B0179, B0510, or B0515
DTC B0183 or B0188
DTC B0229, B0414, B0424, or B3770
DTC B0263, B0268, B0408, or B0418
DTC B0429 or B3531
DTC B0434 or B3764
DTC B1375
DTC B3579 or B3584
DTC P0530
Electrical/Electronic Schematic Diagrams
HVAC Schematics
Electrical/Electronic Specifications
Sensor Resistance Table
General Diagnostic Information
Actuator Recalibration
Scan Tool Data Definitions
Scan Tool Data List
Scan Tool Output Controls
Mechanical Specifications
Fastener Tightening Specifications
Removal, Installation, and Replacement
Air Inlet Valve Actuator Replacement
Air Temperature Sensor Replacement - Lower Auxiliary
Air Temperature Sensor Replacement - Upper Auxiliary
Ambient Air Temperature Sensor Replacement
Auxiliary Blower Motor Processor Replacement
Auxiliary Heater and Air Conditioning Control Module Replacement
Auxiliary Heater and Air Conditioning Control Replacement - Front
Auxiliary Inside Air Temperature Sensor Assembly Replacement
Auxiliary Mode Valve Actuator Replacement
Auxiliary Temperature Valve Actuator Replacement
Blower Motor Control Processor Replacement
Duct Air Temperature Sensor Replacement - Lower Left Side
Duct Air Temperature Sensor Replacement - Lower Right Side
Duct Air Temperature Sensor Replacement - Upper Left Side
Duct Air Temperature Sensor Replacement - Upper Right Side
HVAC Control Module Replacement
Inside Air Temperature Sensor Replacement
Mode Valve Actuator Replacement
Sun Load Temperature Sensor Replacement
Temperature Valve Actuator Replacement - Left Side
Temperature Valve Actuator Replacement - Right Side