Repair cost to cure P1783 OBD Code?

This code indicates the transmission exceeded temperatures of more than 270 degrees Fahrenheit. Either the transmission did exceed that temperature, indicating internal transmission concerns, the sensor itself could be faulty, or the internal harness could be faulty. Hands on testing utilizing a diagnostic tool capable of monitoring transmission fluid temperature (TFT) is needed -- following a troubleshooting routine as laid out in the shop manual. Use this link to find some shops near you that can help with your concern: www.repairpal.com/repair-shops