[davidlshadejr]

we have a 2000 vw golf 2.0 immobilzer light is on put new security system brain in cause it was missing we put a new ecu in it we were told it was bad took it to dealership and they say it wont reprogram it gets stuck help help help

 

[chittychittybangbang]

If the dealership is saying it can't be programmed than something else is wrong. If you have a new ECU the rest of the immobilizer system is in the instrument cluster.