As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
IAH - ON DESCENT THE CREW REPORTED HEARING A LOUD GRINDING NOISE SEEMING TO COME FROM THE FWD AVIONICS COMPARTMENT (BEHIND THE CAPTS LEFT FOOT PEDAL) ASSOCIATED WITH A BURNING SMELL. THE AIRCRAFT LANDED AT IAH WITHOUT INCIDENT WHERE MAINTENANCE INSPECTED THE AVIONICS COMPARTMENT WITH NO DEFECTS OR SMELL NOTED, AND THE AIRCRAFT WAS APPROVED FOR RETURN TO SERVICE.