As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
HORIZONTAL STAB, CENTER TRIM TANK HAS CORROSION AT FWD LH SIDE BEHIND BONDING STRAPS (2 EAS). REPLACED BOLTS OF THE BONDING STRAPS I.A.W AMM 20-21-12/001 AND AMM 20-28-11/001 BONDING TEST OK. VERIFIED HORIZONTAL STAB CENTER TRIM TANK NEW BOLTS INSTALLED BONDING WIRE STRAP IAW AMM 20-21-12/001 AND AMM 20-28-11/001BONDING TEST GOOD.