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I would reset the codes to see if it comes back and if it does replace the damper clutch solenoid. Let me know if you have quetions. Thanks
P0743 Damper Clutch Control System Circuit Malfunction - With Automatic Transmission
Here is a picture, it is #47 in the picture. There is a white wire that goes into the transmission for this solenoid, so inspect that wire if good replace solenoid. Let me know if you have questions. Thanks