Detailed text transcripts for TV channel - CNN - 20190603:06:23:00
These service bulletins are, in fact, quite common. there is a continual process in the industry of check, cross check and recheck, and obviously as aircraft get older, you know, there are all sorts of operational issues develop, part issues develop, possibly early fatigue on some parts, and so there is a continual check, cross-check going on. all manufacturers, airbus including and boeing are continually talking with their customers, issuing service bulletins to check various things on their aircraft. sometimes when they're very serious, the regulators then call for an air worthiness directiv...
Source: archive.org