As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EICAS GEAR DOORS ILLUM NO VIB FELT IN FLIGHT NO CHANGE IN FUEL FLOW. TOWER CALLED ON GROUND THAT THE RT MAIN GEAR DOOR WAS OPEN. IAW FIM 32-30-00-815-813, FOUND TRUCK POS ACT RIGHT GEAR BYPASSI NG. REPLACED IAW AMM 32-32-15-404-007, OPS CHECK NORMAL. ROTABLE PARTS CHANGE WAS INDICATED - TT 1596853, SN OFF 01455 ACTUATOR, MLG, OFF 19-3232-9-0006 1455 ON 19-3232-9-0017 2375.