Operation CHARM
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Ford
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1988
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F 150 2WD Pickup V8-351 5.8L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Testing and Inspection
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Symptom Related Diagnostic Procedures
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Engine Overheats
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C7 - Water Pump
C7 - Water Pump
^
Remove water pump and check for binding or sheared impeller shaft.
^
Is the water pump functioning properly?
YES --
Reinstall water pump and release vehicle to customer.
NO --
Replace water pump. Go to C1.
C1 - Temperature Check