The Compressor Start Relay is an OEM part for GE refrigerators. This relay is responsible for starting the compressor, which is essential for cooling the refrigerator. It provides the electrical connection needed to initiate compressor operation. Causes of a bad compressor start relay can include electrical malfunctions or damage from power surges. Symptoms of a bad compressor start relay may include: The compressor not starting or running. Unusual buzzing or clicking sounds coming from the refrigerator. Inadequate cooling or temperature fluctuations. This OEM GE part can also be used on Hotpoint, RCA, and Kenmore/Sears appliances.WR07X10084 (AP3796508) replaces 1091640, PS963837.