As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING SERVICING OF THE AIRCRAFT TIRES, MAINTENANCE PERSONNEL NOTICED A WHEEL THRU BOLT MISSING FROM A MAIN WHEEL. 300 HOURS LATER A SECOND BOLT WAS FOUND MISSING AT WHICH TIME ALL WHEEL BOLTS WERE REPLACED WITH NEW,AND NEW NUTS AND WASHERS WERE ALSO INSTALLED.