Security experts warn that more than 470,000 cars made by Fiat Chrysler could be at risk of being attacked by similar means – including those driven in the UK
In his disturbing account Greenberg described how the air vents started blasting out cold air and the radio came on full blast when the hack began.
The windscreen wipers turned on with wiper fluid, blurring the glass, and a picture of the two hackers appeared on the car’s digital display to signify they had gained access.
Greenberg said that the hackers then slowed the car to a halt just as he was getting on the highway, causing a tailback behind him – though it got a lot worse after that.
He wrote: “The most disturbing maneuver came when they cut the Jeep’s brakes, leaving me frantically pumping the pedal as the 2-ton SUV slid uncontrollably into a ditch.