As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CLE - THE CREW REPORTED A SMOKE WARNING INDICATION ON THE MAP ALONG WITH SMOKE COMING FROM THE VENTS DURING FLIGHT. THE AIRCRAFT LANDED IN CLEVELAND WITHOUT FURTHER INCIDENT. MAINTENANCE DETERMINED THAT THE APU WAS LEAKING OIL AND RELEASED THE AIRCRAFT ON MEL NR 49-00-01 PLACARD NR 175955. AIRCRAFT WAS RELEASED TO SERVICE. (M)