DETROIT—U.S. safety regulators are investigating reports that autonomous robotaxis run by General Motors’ Cruise LLC can stop too quickly or unexpectedly quit moving, potentially stranding passengers. Three rear-end collisions that reportedly took place after Cruise autonomous vehicles braked hard kicked off the probe, according to the National Highway Traffic Safety Administration (NHTSA). At the time,…

FREMONT, Calif—Zoox, a self-driving technology firm owned by Amazon.com Inc, said on Tuesday it was gearing up to launch its robotaxi business, self-certifying that its vehicle with no pedals or steering wheel meets U.S. federal regulations and applying for a permit in California to test-drive it. “We really invested the extra time and resources to…

FREMONT, Calif.—Self-driving startups like Cruise have begun testing their driverless cars in some parts of California in the past year, with an additional feature: Human operators. Cruise majority-owned by General Motors Co, started operating five driverless vehicles in San Francisco at night in October 2020 with a human in the front seat. The minder has…