Dhaka, March 15 -- Boeing's mounting crises are beginning to resemble an aviation thriller cooked up in Hollywood. In addition to a piece of fuselage falling off midair during a recent commercial passenger flight, there was the nail-biting discovery of mis-drilled holes in undelivered planes, and revelations that an inspector had found an "excessive amount of defects" in a supplier's operations.

If those problems weren't bad enough, in late February the Federal Aviation Administration delivered a scathing review of Boeing's corporate culture and called on the company to implement more than 50 safety-related changes. Boeing was given 90 days to devise a plan to overcome its deep-seated quality-control issues.

Boeing has acknowledged resp...