Volvo City Safety System Reduces Rear-End Crashes by 41 Percent: Study By Jason Siu Feb 10 2016 Share this Article Tweet The Insurance Institute for Highway Safety (IIHS) has conducted an academic study on Volvo‘s City Safety system. Continue Reading... Filed under: Featured Articles Luxury Cars Safety Sedans SUVs Swedish VolvoTags: city safety system, IIHS, Studies, Volvo