At the center of the inquiry are two crashes that resulted in fatalities, both occurring at night and involving Mach-Es traveling at freeway speeds with BlueCruise engaged. In these cases, the system failed to detect stationary vehicles, leading to deadly collisions.

Federal safety regulators are stepping up their investigation of Ford's BlueCruise hands-free technology following two fatal crashes involving all-electric

Investigation opened last year has been stepped-up to an engineering analysis due to concerns over Mach-Es failing to spot stationary vehicles

The NHTSA investigation into Ford BlueCruise fatal crashes revealed that the system is programmed to ignore stationary objects when traveling at over 62 mph

The government analysis will determine if a safety recall is necessary and could influence driver assistance features across the auto industry.