As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LT PYLON AFT UNDERSIDE SKIN IS CRACKED AT TOW RIVET LOCATIONS. COMPLIED WITH THE REMOVAL AND REPLACEMENT OF THE LT PYLON SKIN, PN 45A34420-049. PN OF THE RIVETS USED FOR THE R & R IS CR3242-4-02 BLIND RIVETS. WORK WAS PERFORMED IAW THE MODEL 400XP, SRM CHAPTERS 51-40-01; 51-41-00; 51-43-00 AND 51-43-01.