Hi All,
I had a vectra c 2007 with Z16XEP ECU ,i want to change the ECU with used one ,i read the security code from the both ,i reset the used one and when i go to program it to the car i get in the immo and enter the security code and choose program ecu ecu and cim installed ,it said operation failed
i tried more than 20 times and the same. any help? thanks