As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT CARGO L/H TRANSITION PANEL HAS CORROSION STA 727E TO 727I. GROUNDED - YES. REMOVED CORROSION FROM AFT PIT TRANSITION PANEL FROM STA 727E-727I IAW B737-900ER SRM 53-00-53-1A-2. ORIGINAL THICKNESS .040 IAW B737-900ER SRM 53-60-53-01.2 REMOVED .010 AND .030 REMAINING OUT OF LIMITS IAW B737-900ER SRM 53-00-53-1A-2. REMOVED AND REPLACED AFT PIT TRANSITION PANEL FROM STA 727E-727I IAW B737-900ER 53-00-53-2R-5.