Home > Aviation> Service Alerts

 Garmin Service Alerts

Garmin Service Alerts are published to warn users of potential safety issues concerning Garmin products or software and specify corrective action. Garmin encourages its customers to contact their avionics dealer or their company’s field-service engineering staff with any questions or concerns regarding these alerts.

  Service Alerts   

Subject Date  
Navigation Alert for GNS 530, GNS 530 TAWS, GNS 530A, GNS 530A
TAWS, GPS 500, GPS 500 TAWS, GNS 430, GNS430A, GNC 420,
GNC 420A, GPS 400
March 4, 2005 download pdf

Some recent (from 02/23/05) GNS 430/430A units may trip the aircraft
circuit breaker, rendering the unit inoperative. These products should
not be used for IFR flight.

March 23, 2005 download pdf