Car heaters are essential components of any vehicle, especially during the frigid winter months. However, there are several different synonyms to refer to this vital tool that helps keep us cozy while driving. Some people may refer to a car heater as a cabin heat system or a vehicle heating system. Additionally, other terms used to describe car heaters include a car defroster, an auto heater, or even a car climate control system. No matter the name you call it, a car heater is a crucial feature of any vehicle that helps ensure you remain comfortable and safe while driving, regardless of the weather outside.