HELp please ..Side by Side ..GE Ref side

Hi and thank you…

I have a GE side by side Refrigerator. The problem is in the refrigerator side and is making a card playing in the bycycle wheel…NOISE .

Not cooling

The noise is coming from the 2 light roof top fixture area…

Correct me please …i believe it is the Fan Motor and must i also REPLACE the Defrost Thermo…

i do appreciate your time…

tks