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Impala LS
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Electric Cooling Fan System
Electric Cooling Fan System
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Model Identification
Description & Operation
Cooling Fan Control
3.4L Engine
3.8L Engine
Component Locations
Programming
Notes
Powertrain Control Module
Trouble Shooting
Preliminary Inspection
Self-Diagnostic System
Retrieving Diagnostic Trouble Codes
Clearing Diagnostic Trouble Codes
Diagnostic System Check (Engine Cooling)
Symptoms (Engine Cooling)
Notes
Visual/Physical Inspection
Intermittent
Checking Aftermarket Accessories
Diagnostic Trouble Code Definitions
Diagnostic Tests
DTC P0480 Or P0481: Cooling Fan Relay Control Circuit Improper Voltage Level
Circuit Description
Conditions For Running DTC
Conditions For Setting DTC
Action Taken When DTC Sets
Conditions For Clearing MIL/DTC
Diagnostic Aids
Testing
System Tests
Notes
Test A: Cooling Fan Always On
Test B: Cooling Fan Inoperative
Removal & Installation
Notes
Fan Shroud
Notes
Removal
Installation
Torque Specifications
Connector Identification
Wiring Diagrams