Hours after being sworn in as the new Secretary of Transportation, Sean Duffy took aim at the main way the federal government regulates miles per gallon for cars and pickup trucks.

President Trump’s “regulatory freeze” will delay a final rule that requires automatic emergency braking systems on new light vehicles.

NHTSA’s proposed rulemaking is a major development for federal AV regulation. The proposed rule would implement AV STEP, a ...

NHTSA’s latest safety notices feature rupturing air bag inflators, battery failure, sticking throttle pedal assemblies, and ...

The throttle assemblies in more than 1,100 trucks may contain an oversized magnet carrier, causing the pedal to stick. Also: ...

According to the NHTSA, the new rear seat-belt rule will prevent more than 500 injuries and save about 50 lives every year.