What was found
CLIMBING THRU FL370 WE HEARD A LOUD NOISE WITH LOUD AND HEAVY VIBERATIONS, CONSTANT PITCH VIBRATIONS WITH OCCASIONAL HARD YAWS TO THE LEFT AND RIGHT... COMING THRU A SINGLE DIGET ALTITUDE THE VIBERATIONS JUST STOPPED.//SIGNOFF//PERFORMED ARES DOWNLOAD, CHECKED RUDDER AND AUTOPILOT MOVEMENT ALL CHECKS GOOD, PERFORMED GEAR SWINGS , FOUND LH GEAR DOOR LOOSE AND NOT STREAMLINE WITH SURFACE, ADJUSTED GEAR DOOR OPS CHECK FIT CHECK GOOD.DONE IAW CE 680A MM 52-80-25. SPOKE WITH TEAM LATITUDE, LOOKING INTO FLIGHT ARES DATA REPORT AND FOUND NO CAS MESSAGES, NO ERRONEOUS YAW INPUTS/OUTPUTS DURING THE WINDOW THE PILOTS SAID THEY HAS EXCESSIVE LEFT AND RIGHT YAW, NO ISSUES TO REPORTED DURING FLIGHT DURING THE ENTIRE FLIGHT