Find Toyota Highlander Radiator water. Browse Toyota Highlander Radiator fan replacement & Toyota Highlander Cooling fan control module. Maintaining the radiator fans in your Toyota Highlander is crucial for engine health, ensuring efficient cooling and preventing overheating. To extend their lifespan, regularly check for debris and clean the fans, while also listening for abnormal noises that could signal a replacement is necessary. When shopping for new fans, choose between mechanical and electric options, with the latter being more common in modern vehicles for their precise control and energy efficiency. High-quality materials like reinforced plastic or metal ensure durability, and for hassle-free installation, look for complete assemblies with mounting brackets. Remember, a well-functioning radiator fan is key to your Highlander's peak performance, so invest wisely to keep your engine running cool.