Robert B Kentwood , MI July 23, 2016 Appliance: General Electric Refrigerator PSS27SGMBBS Ge Refrigerator Pss27sgmbbs: Control panel on front of fridge was beeping and i could no longer use buttons. How to replace Interface Disp Asm Bk. Made an educated guess based on Google and YouTube searches as well as AppliancePartsPros that the Interface Display Assembly was the culprit. Very easy repair/replacement. Do-It-Yourself Rating: Repair Time Estimate: Less than 15 minutes