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Ford
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2009
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Explorer Sport Trac 4WD V6-4.0L
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Repair and Diagnosis
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Transmission and Drivetrain
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Automatic Transmission/Transaxle
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Description and Operation
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5R55E Automatic Transmission
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Transmission Electronic Control System
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PCM
PCM
Transmission Electronic Control System
PCM
The operation of the transmission is controlled by the PCM. Many input sensors provide information to the PCM. The PCM then controls the actuators which determine transmission operation.