NHTSA launched an investigation into 560,000 Ford vehicles following a $165 million fine that raised concerns about Ford's safety protocols.

The National Highway Traffic Safety Administration said on Monday it has opened two new investigations into Ford recalls, the latest scrutiny by U.S. regulators of the No. 2 U.S. automaker. Last week,

Just days after announcing a civil fine against Ford for moving too slowly on a recall, the U.S. government unveiled two investigations into recalls that may not have worked or covered enough vehicles

NHTSA unveils two investigations into recalls that may not have worked, just days after announcing civil fine against Ford for moving too slowly.

The federal government says it has launched two investigations into Ford's recall practices after some were not comprehensive enough and others may not have worked to solve the problem.

The National Highway Traffic Safety Administration said on Monday it has opened two new investigations into Ford recalls, the latest scrutiny by regulators of the No. 2 US automaker. Last week, Ford agreed to a $165 million civil penalty after an NHTSA investigation found the automaker failed to recall vehicles with defective rearview cameras in a timely manner.