Safety Bulletin IFALPA: GNSS Interference at Mexico City
Over the past year, various operators have reported the loss of GNSS signal in the MMMX terminal area. GNSS signal jamming in MMMX could result in navigation errors and/or avionics system failures. While this impacts the approach phase of flight, the remaining threat to terminal operations still exists.
Safety Bulletin IFALPA: GNSS Interference on Aircraft
GNSS signal interference (whether intentional or unintentional) can occur at any time, with or without prior notice. Flight Crews should be aware of the potential risk and plan for alternative procedures as necessary.