Since the General Motors ignition switch debacle blew wide open last spring, the National Highway Traffic Safety Administration has defended its years-long failure to recall the deadly vehicles by arguing that several other vehicle models had more consumer injury-crash complaints related to airbag non-deployment (ABND) than either the 2005-2006 Cobalt or the 2003-2005 Ion. But a new analysis has shown NHTSA is hanging its hat on an unscientific analysis of data that doesn’t support its claim.