As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VERTICAL STAB RT SIDE OTBD REAR SPAR FITTING VSS 1088 HAS A MIGRATING SHIM FROM BETWEEN THE BULKHEAD FITTING AND THE SPAR FITTING. REMOVED MIGRATED LAMINATED SHIM AND REPLACED WITH SOLID SHIMS IAW DWG 170A1610, REV G, AND AMM 55-30-00.