Operation CHARM
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Ford Truck
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1993
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E 150 Van L6-300 4.9L
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Repair and Diagnosis
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Powertrain Management
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Transmission Control Systems
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Testing and Inspection
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Pinpoint Tests
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A: Shift Solenoids
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A1 - A4
A1 - A4
Pinpoint Test A: Diagnostic Trouble Codes: 49/617, 59/619, 91/621, 92/622 Shift Errors Solenoid Circuit Failures.:
