Boeing has told one of the biggest 737 MAX buyers that the grounded jet should be back in the air within weeks,a quicker return for the plane than many expect.
Boeing has had around 500 planes grounded around the world for months,and the cost of maintaining them is growing.
The former US Navy Top Gun pilot has a stark warning about the pace of automation in aviation.
A sharply worded report from three unions in 2017 said that the planemaker was given too much authority to oversee itself and that its new 737 Max had safety concerns.
The under-siege aviation company is going on a worldwide tour as it seeks to rebuild its reputation in the wake of the two Boeing 737 Max disasters.
Boeing knew months before a deadly 737 Max crash that a cockpit alert wasn't working the way the company had told buyers of the single-aisle jetliner.
Before last month's crash of a flight that began in Ethiopia,Boeing said in a legal document that large,upgraded 737s"cannot be used at what are referred to as'high/hot'airports."
Boeing chief executive Dennis Muilenburg apologised for the tragedies in which crashes of Boeing 737 MAX 8 aircraft in Indonesia and Ethiopia killed 346 people.
Aviation regulators say a fix being developed for Boeing's grounded 737 Max won't be approved quickly.
The crashes have heightened scrutiny of the certification and pilot training for Boeing's best-selling workhorse narrow-body,the 737 MAX.
Boeing said it will make a safety feature standard on its now-grounded 737 MAX jets that might have warned of problems potentially linked to two recent fatal crashes.