GM's Driverless Car Bet Faces Long Road Ahead

Those expectations are now hitting speed bumps, according to interviews with eight current and former GM and Cruise employees and executives, along with nine autonomous vehicle technology experts familiar with Cruise. These sources say that some unexpected technical challenges - including the difficulty that Cruise cars have identifying whether objects are in motion - mean putting GM's driverless cars on the road in a large scale way in 2019 is looking highly unlikely.