Whirlpools Gold series refrigerators have a known problem with their Electronic Control Printed Circuit board.
The Original Part Number is: 2304056
The replacement Part Numbers are: 2304095, W10135090, or AP4334000.
By searching the internet you can see that there are numerous posts about this part becoming defective. Numerous people that bought the Gold series Model number GS*SHEX**** are experiencing the same problem with their refrigerator side light and LED temperature control module not performing correctly. Yet whirlpool has avoided sending out a recall on the part or offered to field replace the part for free. Instead, Whirlpool has modified the printed circuit board and has passed both the hassle and repair costs on to the customer.
Nice Going Whirlpool... see if you ever get my business again. Personally, I think a class action lawsuit is needed.