Originally Posted by bapesta206
Does anyone know if this software update will erase your LCI tail lights update? My car didn't come with the LCI tail lights and had the car re-programmed to accomadate it.
Depends on how the lights were coded, the year of the car, and the chassis.
If the proper values were added to the vehicle order, you should be ok (and they should have been with a 2010 E92).