As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APU COMPARTMENT STRUCTURE L/H ANGLE 148A8615 BETWEEN STA 1088 AND STA 1104 HAS CORROSION. GROUNDED - YES. REMOVED CORROISON, FOUND TO BE OUT OF LIMITS, REMVOED AND REPLACED L/H ANGLE IAW B737-800 SRM 51-40-02-0G-0W= 1.25 O= .063 R= .043 L= 4" D= .020.