As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT GEAR DN SELECTION EICAS ANNUNCIATED CAUTION MESSAGE LG AIR GND FAIL. PERFORMED ABNORMAL CHECKLIST. ALL ASSOCIATED SYSTEMS OPS NORMAL AT LANDING. REMOVED AND REPLACED THE NLG LT DOOR ACTUATOR IAW AMM TASK 32-33-03. OPS & LEAK CHECKED GOOD.