As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AT 35,000 A LOW OIL PRESSURE MESSAGE. AIRCRAFT RETURNED TO CLT LANDING WITHOUT INCIDENT. MAINTENANCE INSPECTED AIRCRAFT USING AIRCRAFT MAINTENANCE MANUAL, REMOVED AND REPLACED CARBON SEALS ON ACCESSORY GEARBOX. CHECKS WERE MADE PER THE AIRCRAFT MAINTENANCE MANUAL AND AIRCRAFT RELEASED FOR SERVICE.