What was found
GSU 73 AIR DATA COMPUTER STOPS GIVING ALTITUDE AND SPEED INFORMATION TO THE GDU 370 DISPLAY AFTER 40 MINUTES OF FLIGHT. DID THIS THE LAST THREE FLIGHTS. CALLED GARMIN AND THEY DID NOT OFFER ANY HELP.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
GSU 73 AIR DATA COMPUTER STOPS GIVING ALTITUDE AND SPEED INFORMATION TO THE GDU 370 DISPLAY AFTER 40 MINUTES OF FLIGHT. DID THIS THE LAST THREE FLIGHTS. CALLED GARMIN AND THEY DID NOT OFFER ANY HELP.