As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING 300HR INSPECTION A SMALL AMOUNT OF RUST COLORED CORROSION WAS NOTED ON THE STABILIZER ATTACHMENT BRACKET ON THE FIN ON THE ACFT, THE BOLTS WERE REMOVED AND CORROSION WAS FOUND TO BE FROM THE SHANK OF THE BOLT. HOLES CLEANED AND NEW BOLTS INSTALLED.