Upgrade your International 4200, 4300, or 4400 truck with this high-quality AC Heater Climate Control Module, part number 3545543C3. Designed for reliable performance, it ensures optimal climate control for a comfortable driving experience. Easy to install and built to last, this module restores full functionality to your vehicle’s heating and cooling system. Perfect for replacing faulty or worn-out units, it guarantees compatibility and durability. Enhance your truck’s climate system today with this genuine, OEM-grade control module Compatibility may vary depending on the machine's serial number. Please verify fitment before purchase.