Toyota issues recalls affecting over 1.7 million vehicles, and GM adds another part to its ignition recall.
Faulty ignition switches may have been used as replacement parts on other cars, GM finds.
Toyota has agreed to pay $1.2 billion for issues associated with the 2009-2010 recalls.
The Odyssey has been hit with another recall, its second large recall in less than six months.
General Motors has expanded its car recall for an ignition switch problem.
Some Honda Odyssey minivans are being recalled because a malfunction may cause the brakes to be applied unexpectedly.
Despite earlier refusing a request from the feds to recall 1.6 million Jeeps, Chrysler will recall the cars in question.
Chrysler has refused a request by the NHTSA to recall about 2.7 million Jeep models, saying they are safe.