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Chevrolet
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1991
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Lumina V6-191 3.1L
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Repair and Diagnosis
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Heating and Air Conditioning
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Blower Motor
Blower Motor
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Description and Operation
Testing and Inspection
Initial Inspection and Diagnostic Overview
System Diagnosis
With A/C
Without A/C
Troubleshooting Hints
With A/C
Without A/C
Component Tests and General Diagnostics
With A/C
Test A - Blower Motor
Test B - High Blower Relay
Test C - Low Blower Relay
Table 1 of 2
Table 2 of 2
Test D - Blower Resistor
Table 1 of 2
Table 2 of 2
Test E - Heater & A/C Control Assembly Blower Control
Test F - LED
Without A/C
Test A - Blower Motor Test
Test B - High Blower Relay Test
Test C - Blower Switch Test
Table 1 of 2
Table 2 of 2
Test D - Blower Resistor Test
Test E - Low Blower Relay Test
Table 1 of 2
Table 2 of 2
Test F - Heater Control Assembly Blower Control Test
Test G - LED Test
Blower Noise
Chart 1 of 2
Chart 2 of 2
Locations
Component Locations
Harness Locations
Service and Repair
Blower Motor
Blower Motor Fan
Diagrams
Diagram Information and Instructions
Cell References
Schematic Symbols
Wire Color Code Identification
Diagnostic Aids
Pull-to-Seat Connectors
Push-to-Seat Connectors
Electrical Diagrams
With A/C
Without A/C
