What was found
FUEL ODOR REPORTED BY FLIGHT ATTENDANT IN AFT, THREE ROWS NEAR AFT ENTRY DOOR. DURING DESCENT, ODOR DISAPATED WHEN COLDER SELECTED ON RIGHT PACK, AT A 10 MINUTE DURATION. THE AIRCRAFT WAS GROUNDED. MAINTENANCE ACCOMPLISHED MCM CARD 05-96-70 TO TROUBLESHOOT. RAN APU, BOTH ENGINES PACKS, NO FINDINGS OR ODOR FOUND. MAINTENANCE ALSO PERFORMED SATISFACTORY OPERATIONAL CHECK.