From 'hands-free' to 'eyes-off': How General Motors is simulating its way to autonomous driving

At the General Motors Global Technical Center in Warren, Michigan, in suburban Detroit, hundreds of volunteer, real-world drivers have hopped inside a Cadillac Lyriq electric vehicle or other popular GM models and experienced all sorts of things while in the car: regular roadway driving, driving up and down hills, construction, rain, nearby traffic and other scenarios.