"Opel has been making red ink for 10 years, and burning approximately 1 billion in cash every year," said PSA Group's chairman. "We believe we can help."
Tesla posted its first profit in three years in last year's third quarter.
SpaceX made its delivery to the International Space Station on Thursday, after fixing a navigation problem that held up the shipment a day.
The measure is intended to reduce levels of fine particulate matter found in diesel emissions that are harmful to human health.
Car makers have begun to use digital technologies to attract customers, but many aren't optimizing the use of digital technology inside their own business.