Cloned GM ACDelco E80 ECM using Launch X431 ECU & TCU programmer successfully.
Quick search “E80” and select model/year. For example, its an E80 out of a Buick Cascada 2016.
Check bench wiring diagram
Connect Launch X431 ECU programmer with E80 ECM following the wiring diagram
Connect ECM and read FLASH data.
Save flash data.
Disconnect original ECM.
Connect a donor ECM with Launch x431 ecu programmer following the same wiring.
Back up donor ECM data.
Then Write original flash data to the donor ECM.
Write original flash data to the donor ECM successfully. Press Disconnect. ECM cloning is completed.
Done.