Winterizing your car consists of several simple steps to keep you and your car safe during cold, snowy months. These include getting an oil change with thicker oil suited for colder weather, checking wiper blades and washer fluid to ensure clear visibility, making sure the battery is in good condition, installing snow tires or all-season tires with proper air pressure, and packing an emergency kit with supplies like blankets, food, and a shovel in case you become stranded. Following these tips can help prevent issues on winter roads.