Gas smell in Broiler and Stove when all controls to off

IF YOU DONT FEEL COMFORTABLE WORKING WITH NATURAL GAS APPLIANCES PLEASE CONTACT A REPAIR MAN. TURN OFF GAS LINE FEEDING INTO STOVE. IF YOU CANNOT SHUT OFF THE GAS LINE FEEDING INTO STOVE CONTACT A REPAIR MAN!!!!!!

Open bottom broiler drawer. Remove trays. Remove broiler drawer. Remove bolts holding heat sheild from back of oven (mine only had 2 bolt/screws holding 2 heat shields covering safty valve). Remove Heat shield. Unscrew 3/8" gas line feeding into safty valve on right. Remove 3 bolt/screws hold safety valve on back of oven. Remove Safty valve from oven. Unscrew Mounting Nut from old valve and place on new valve. Remount the new safty valve. Re-attach 3/8" gas line feeding into saftly valve. Replace heat sheild. Replace broiler drawer. Replace racks on broiler drawer. close Stove. Turn gas back on. Make sure you dont smell gas (I would wait at least 15 minutes before turning stove on to make sure there is no gas leak).