As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING REMOVAL OF LT LOWER AILERON SHROUD FOR MBV INSPECTION, FOUND LT AILERON DAMPER BOLT BROKEN AT AILERON FITTING. AIRCRAFT WILL BE REMOVED FROM SERVICE FOR MBV INSPECTION. INSTALLED AILERON DAMPER BOLT AT AILERON FITTING IAW AMM 27-12-03. AIRCRAFT WILL BE RETURNED TO SERVICE AFTER MBV INSPECTION.