The recall is for eight models.
If the steel belts crack, the tread could separate, increasing the risk of a crash.
Mini is recalling about 35,000 cars in the U.S. and Canada because they don’t meet side-impact crash-test requirements.
Nissan says the buttons can stick and cause the switches to shut off the engine.
Victims’ families are being offered compensation of at least $1 million each.
The recall spans 17 models, including the Fit subcompact, Stream minivan and CR-V SUVs.
Dealers will update the keyless entry software at no cost to owners.
The NHTSA is holding the rare hearing to listen to evidence that Fiat Chrysler misbehaved on 23 recalls involving more than 11 million vehicles.
Air bags have the potential to push sun visors into passengers and cause injuries in a crash.
Fiat Chrysler found that water can get into the lift gate control modules on some Cherokees and cause an electrical short.