As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE AIRCRAFT WAS GROUNDED. INFLIGHT: EICAS MESSAGE PARKING BRAKE NOT RELEASED DURING CRUISE. COMPLIED WITH QRC + QRH PROCEDURES, HOWEVER, MESSAGE DID NOT EXTINGUISHED FLAPS FULL LANDING GEAR AT 75,000 NO ISSUES. REPLACED E BRAKE VALVE PER AMM 32-44-01 AND REPLACED E BRAKE PRESSURE SWITCH PER AMM 32-44-09. A SUPPLEMENTAL REPORT HAS BEEN ISSUED UPON RECEIPT OF FINAL CORRECTIVE ACTION. (PLEASE SEE SDR AALA201809069022) (***CLOSED)