Anthony M Omaha , NE October 28, 2015 Appliance: General Electric Free Standing Microwave SCA1000DWW03 Ge Microwave Sca1000dww03: Upper over light would not come. How to replace Halogen Lamp Assembly (See Notes). First I remove screw on the mounting housing than I remove the panel of the back of the oven so I could trace the property wire the from the light housing than after locating the hook up location I put a colthing hanger through lamp assy opening in stove fish the wiring harness hook up and than mounted the lamp assy. all ok But I would reccoment that person would replace both lamp assy so a to have a strong light present 2 People found this story helpful Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes