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1981
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Forward Control 7.4L Eng VIN W, Standard Trans
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Repair and Diagnosis (Single Page)
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Electrical
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Motors, Switches, Relays
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Power Door Locks
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Trouble Shooting
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Door Locks Inoperative Or Locks Pulsate And Relay Chatters When Switch Is Activated
Door Locks Inoperative Or Locks Pulsate And Relay Chatters When Switch Is Activated
Gray and Tan wires are making contact between relay and lock actuator motor.