Event Brief
FAA investigates software glitch in some Boeing 737 Max
By The BriefBrief · Sources (2)
Filed: Sep 26, 2026 at 5:05 PM ET
UPDATED Sep 27, 2026 at 7:00 AM ET
Summary: The FAA is investigating a software glitch in some Boeing 737 Max jets that could cause the automated flight guidance system to disengage during an aborted landing. In rare missed-approach scenarios with precision approach and autopilot engaged, a flight management computer issue could make VNAV disengage and switch to less sophisticated automated pitch control.
WHO: Federal Aviation Administration (FAA)
WHAT: Investigating a software glitch in some Boeing 737 Max jets that could disengage VNAV during an aborted landing.
WHEN: Sep 26, 2026 at 9:32 PM ET
WHERE: USA
WHY: The FAA is investigating the reported software issue that could affect automated flight guidance during an aborted landing.
How this story developed (showing 2 of 2 earlier reports)
How this brief is built: The BriefBrief uses multi-source information fusion to correlate reporting across sources, identify related developments, and continuously update a structured WHO, WHAT, WHEN, WHERE and WHY event picture. Pattern arcs, source analysis, and velocity indicators provide deeper analysis in our MI Console.
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