Wine coolers in Malibu homes may stop cooling due to faulty thermostats, failing compressors, blocked ventilation, or worn door seals that allow warm air inside. Electrical issues, refrigerant leaks, and sensor malfunctions can also disrupt temperature control. When cooling becomes inconsistent, wine quality and storage conditions are affected. Identifying these issues early and scheduling professional repair helps restore stable temperatures, protect your wine collection, and prevent further appliance damage.