Mazda North America Operations (Mazda) is recalling certain 2006 B-Series vehicles. Mazda is requesting owners to NOT DRIVE these vehicles until they have been remedied. Upon deployment of the passenger side frontal air bag, excessive internal pressure may cause the inflator to explode. On January 11, 2018, Mazda North American Operations (Mazda) notified NHTSA that they are recalling 160 model year 2006 B-Series vehicles built with driver-side air bags. As of February 9, 2018, Mazda is expanding the recall to a total of 2,205 model year 2006 B-Series vehicles built with driver-side air bags. Upon deployment of the driver side frontal air bag, excessive internal pressure may cause the inflator to explode.