Universal Air HT399425C HVAC Heater Core - Front

Heater Core for Ford and Mercury HVAC Repair

Universal Air HT399425C is an aluminum HVAC heater core for select 2005-2007 Ford Five Hundred, 2005-2007 Ford Freestyle, and 2005-2007 Mercury Montego applications. It is built for direct-fit heater core replacement service in the vehicle heating system.

Key Features

• Aluminum heater core construction
• Fits 2005-2007 Ford Five Hundred, N/A
• Fits 2005-2007 Ford Freestyle, front
• Fits 2005-2007 Mercury Montego, N/A
• Universal Air part number HT399425C

Product Details

This heater core is part of Universal Air’s Heater Core Aluminum line and is intended for HVAC service on the Ford Five Hundred, Ford Freestyle, and Mercury Montego platform. The aluminum core construction supports heat transfer within the cabin heating circuit, making HT399425C a direct replacement option when the original heater core is leaking, restricted, or no longer delivering consistent heat. If you are searching for a heater core for 2005-2007 Ford Freestyle front HVAC repair or a replacement heater core for 2005-2007 Mercury Montego, HT399425C matches the listed applications.

Common Repair Symptoms

• Weak or uneven cabin heat
• Coolant odor inside the vehicle
• Fogging or film on the windshield from HVAC leakage
• Visible coolant loss at the heater core circuit
• Restricted heater performance in Ford Five Hundred, Ford Freestyle, or Mercury Montego models

Installation Notes

Verify the vehicle year, make, model, and position before installation. Compare the original heater core to HT399425C and confirm the HVAC case layout on the vehicle, especially for the Ford Freestyle front application. Proper cooling system draining, flushing, and refill procedures should be followed after replacement to help restore normal heater operation.

Quality Assurance

Universal Air supplies HVAC replacement components for service applications, and HT399425C is listed as an aluminum heater core for the confirmed vehicle fitments above. This part cross-references no additional part numbers in the provided data.