What was found
DURING DESCENT, AN ODOR LIKE CAR EXHAUST FUMES. BELOW 10,000 INTENSITY INCREASED TO INCLUDE FLIGHT ATTENDANT FORWARD GALLEY. DONNED OXYGEN MASKS. FUMES CAME AND WENT. FUMES STOPPED ON FINAL APPROACH. PERFORMED J/C 26L00021001, SMOKE ODOR INITIAL TROUBLESHOOTING AND FOUND NO ODOR PRESENT DURING APU AND ENGINE RUNS. ACFT OK FOR SERVICE.