What was found
DIVERTED TO ORD FOR BURNING RUBBER SMELL IN CABIN. ODOR ORIGINALLY DETECTED IN AREA OF ROW 7. FADED, THEN RETURNED IN CENTER AND AFT CABIN AREAS. *S/D* ORD INSPECTED AIRCRAFT CABIN, E&E COMPS, ALL CARGO PITS, RAN APU AND PACKS, RAN ENGINES AND PACKS. REPLACED ALL DARK CABIN FLUORESCENT BULBS. DEBRIEFED CABIN CREW AND PASSENGERS. NO NOTICEABLE SMELLS NOTED AT GATE.