GI 275 Multi-Function Instrument **MANDATORY** **SERVICEALERT**
GI 275 Multi-Function Instrument Software Version v2.41 Update STC
Aircraft modified with the GI 275 Multi-Function Instrument AML STC SA02658SE, MDL Revision 12 or earlier with a single pitot-static system that are equipped with dual GI 275 ADAHRS (Air Data & Attitude Heading Reference System) products [011-04489-10, 011-04489-20] installed as the only means to determine aircraft attitude.
GI 275 Multi-function Instrument Software Version 2.41 fixes the dual GI 275 simultaneous "AHRS Align" message described in Garmin Service Alert 2182.
GI 275 Multi-function Instrument Software Version 2.41 also provides additional robustness for the GI 275 ADAHRS solution.