Scientists at the University of Washington and the University of San Diego devised a program called CarShark to hack into cars' onboard computers.csmonitor.com Any computer can be hacked. So, computerized car system can be hacked. What can be done by hacking a car system. It is up to your imagination.
Hacking a car's wireless systems is not that hard.
The wireless hacking was done by taking advantage of the sensors inside each tire that broadcast a brief radio signal every 60 to 90 seconds. The signal tells one of the car's computer systems the pressure of each. But researchers found that even those weak signals could be intercepted up to 120 feet away and hacked from a roadside location – or by a car in traffic.
Next time when you are driving the numbers showing up in your car dash board might be wrong. I am sure car companies will try their best to patch this security hole. One top of road safety now they have to think about the security of their computer system.
Read more @ Scientists hack into cars' computers -- control brakes, engine