Here's an unsettling fact about cars equipped with air bags: They don't always deploy when drivers—or regulators—expect them to.
The U.S. Transportation Department issued a rule Monday that will require rearview technology in many new vehicles—an effort to reduce deaths and serious injuries caused by backup accidents.
The U.S. government's auto safety watchdog has closed an investigation into Tesla electric car battery fires after the company said it would install more shields beneath the cars.
Nissan is recalling just over 1 million cars, SUVs and vans because the front passenger air bags may not inflate in a crash. It's the company's second recall to fix the same problem.
The government is investigating whether General Motors should recall the Saturn Ion compact car for the same steering defect that affected the Chevrolet Cobalt, a similar car.
US President Barack Obama on Tuesday ordered officials to start setting new fuel efficiency standards for medium and heavy trucks, wielding his executive power in the fight against climate change.
U.S. safety regulators are looking into whether a Hyundai Elantra recall should be expanded.
The leader of upstart automaker Tesla Motors is confident that its Model S electric car is safe and will be cleared by a U.S. investigation into two battery fires.
The U.S. government is speeding up research on safety systems that automatically prevent drivers from operating their cars if they are drunk or aren't buckled properly.
A Tesla Model S electric car caught fire this week after hitting road debris on a Tennessee freeway, the third fire in a Model S in the past five weeks.