Four Seasons 65573 HVAC Heater Control Valve

The Four Seasons 65573 is a replacement HVAC heater control valve designed to restore proper coolant flow regulation in your vehicle's heating system. As a direct-fit aftermarket replacement, this heater valve meets or exceeds original equipment specifications for reliable, season-after-season performance.

The heater control valve regulates the flow of hot engine coolant into the heater core, allowing the cabin heating system to deliver consistent, controlled warmth. A faulty or leaking heater valve can result in a constantly hot or cold interior, coolant loss, or fogged windows — making timely replacement essential.

Key Features:

• Direct OE replacement design for proper fit, form, and function
• Engineered to meet or exceed original equipment specifications
• Built for long-lasting durability and leak-free operation
• Manufactured by Four Seasons, the largest aftermarket automotive temperature control parts supplier in the industry
• Backed by Four Seasons' quality assurance and warranty coverage

Four Seasons is a division of Standard Motor Products and has over 50 years of experience in mobile climate control. Every component is tested and validated to ensure dependable performance in both extreme heat and cold.