As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAD/PHI - FLT 6455 - DURING TAXI AT 0635 HOURS ON 3-19-98, AIRCRAFT REURNED TO GATE DUE TO SMOKE SMELL IN CABIN. MAINTENANCE INSPECTED AND OPENED DMI 57772, MEL 33-1 ON SKIRT LIGHTING PANEL. MAINTENANCE CLOSED DMI 57772 ON 3-28-98 BY REMOVING AND REPLACING FASCIA PANEL, OPS CHECK OK. AIRCRAFT WAS RELEASED AND RETURNED TO SERVICE. (X)