The long production time means that the systems are behind when it comes to cyber security and the opening of a new giant market.
A modern car contains around 100 million lines of code and for each thousand line of code, there are around 15 bugs that can be exploited by hackers, according to a study by Navigant Research, US Computerworld taken note of.
This opens up a huge market for IT security products targeted at the cars assesses researchers.
Not least, the idea that terrorists could simply turn off the amounts of cars and the whole transport system is something that is highlighted in the debate.
Read also: FBI warns: Cars are becoming easier to hack - how to protect yourself
According to ABI Research, 203 million vehicles to receive software upgrades via the Internet and at least 22 million of them will be able to receive upgrade of embedded software.
And 2025, nearly half of all light vehicles sold to receive wireless upgrades of the software predicts Navigant.