GM Service Manual Online
For 1990-2009 cars only
Makes
🢒
Chevrolet
🢒
2008
🢒
Optra
🢒
HVAC
🢒 HVAC - Automatic
HVAC
All Description and Operation
Air Temperature Description and Operation
Diagnostic Procedures
Air Delivery Improper
Air Recirculation Malfunction
Blower Motor Inoperative
Control Head Illumination/Display Does Not Operate Properly
Control Head Inoperative
Diagnostic System Check - HVAC Systems - Automatic
HVAC Compressor Clutch Does Not Engage
Intake Control Table
Motor Control Table
Symptoms - HVAC Systems - Automatic
Too Cold in Vehicle
Too Hot in Vehicle
Diagnostic Trouble Codes
Diagnostic Trouble Code (DTC) List
DTC 1
DTC 2
DTC 3
DTC 4
DTC 5
DTC 6
DTC 7
DTC P0532
DTC P0533
DTC P0646
DTC P0647
Electrical/Electronic Schematic Diagrams
HVAC Schematics
Mechanical Specifications
Fastener Tightening Specifications
Removal, Installation, and Replacement
Air Inlet Valve Actuator Replacement
Ambient Air Temperature Sensor Replacement
Heater and Air Conditioning Control Replacement
Inside Air Temperature Sensor Replacement
Mode Valve Actuator Replacement
Outside Air Quality Sensor Replacement
Sun Load Temperature Sensor Replacement
Temperature Valve Actuator Replacement