Track down the start capacitor. It is generally located near the compressor behind the fridge. It's going to be a small cylindrical system with two or 3 electrical prongs. Check for Appropriate Seal. Shut the refrigerator doorway and inspect the gasket to be sure it produces an appropriate seal. https://fridge-not-cooling68890.bloggerswise.com/45021866/5-simple-techniques-for-fix-fridge-leaks