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Mercury
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2005
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Grand Marquis V8-4.6L SOHC VIN W
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Repair and Diagnosis
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Instrument Panel, Gauges and Warning Indicators
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Compass
Compass
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Description and Operation
Testing and Inspection
Initial Inspection and Diagnostic Overview
Symptom Related Diagnostic Procedures
Pinpoint Tests
Test A: The Compass Is Inaccurate/Inoperative
Test B: The Display Is Inoperative
Test C: The Display Is Locked In One Position
Test D: The Display Will Not Dim With Instrument Panel Dimmer Switch
Adjustments
Information and Message Center
Compass Zone Adjustment
Compass Calibration
Vehicle Demagnetizing
Electronic Compass
Compass Zone Adjustment
Compass Calibration
Vehicle Demagnetizing
Service and Repair
Tools and Equipment