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Dodge or Ram Truck
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1989
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D 250 Pickup V8-5.9L VIN Z
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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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Overdrive Assembly
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Testing and Inspection
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Overdrive Shift Occurs Immediately After 2-3 Shift
Overdrive Shift Occurs Immediately After 2-3 Shift
1.
Faulty
overdrive solenoid
not venting.
2.
Lower valve body malfunction.
3.
Faulty wiring.
4.
Faulty engine controller.