This is a 2018 GMC Yukon the transmission control module was replaced
they call me to program it, but when i try to start it the car did not crank t told the tech that the car can start regardless if the TCM is programmed or not finally he went down the car adjust the connector, and the car started then i was able to program the TCM
![](https://s2.save4k.ru/pic/qfFYqYI2FmI/maxresdefault.jpg)