NHTSA's Gordon Trowbridge said the agency will hold a public hearing this fall, which regulators intend to coordinate.
U.S. officials have described the Takata recall as the largest in our country's history, affecting 11 automakers. The shrapnel that can spew out from exploded airbag inflators has resulted in at least eight deaths and more than 100 injuries.
Although the cause is unknown, it is believed the ammonium nitrate-based propellant plays a role. Humidity is a trigger, so states with a more tropical climate are being prioritized for replacement parts. A digital campaign to raise awareness is also in the works. Takata plans for both initiatives to eventually go national.