OE Quality
60-Day Returns

Universal Air HT399964C HVAC Heater Core
Reliable HVAC Heater Core Replacement for Ford Edge and Lincoln MKX
The Universal Air Heater Core Aluminum HT399964C is designed to restore efficient heating performance in your Ford Edge or Lincoln MKX. This HVAC heater core provides a durable solution for your vehicle's heating system needs.
- Compatible with Ford Edge and Lincoln MKX models
- Part number HT399964C for precise identification
- Constructed from aluminum for enhanced heat transfer and corrosion resistance
- Direct replacement for OEM heater cores in HVAC systems
- Part of the Universal Air Heater Core Aluminum product line
About the Universal Air Heater Core Aluminum Product Line
The Heater Core Aluminum line by Universal Air focuses on delivering heater cores made from aluminum, which offers improved thermal conductivity and resistance to corrosion compared to traditional materials. This product line is engineered to meet the specific heating requirements of various vehicle models, including the Ford Edge and Lincoln MKX, ensuring reliable operation within the HVAC system.
Product Details and Compatibility
The HT399964C heater core is designed specifically for use in the HVAC systems of Ford Edge and Lincoln MKX vehicles. Its aluminum construction allows for efficient heat exchange, helping to maintain comfortable cabin temperatures. This part is a direct fit replacement, ensuring compatibility without modification. Using the correct part number HT399964C guarantees proper fitment and function within your vehicle's heating system.
Common Issues Addressed by This Heater Core
- Insufficient cabin heat during cold weather
- Coolant leaks inside the vehicle cabin
- Heater core clogging causing reduced airflow
- Unpleasant odors from a damaged heater core
- Overheating of the HVAC system due to faulty heat exchange
Installation Notes and Tips
- Ensure the vehicle is cooled down before beginning installation
- Drain the cooling system to prevent spills during removal
- Carefully disconnect HVAC hoses and electrical connectors
- Compare the new heater core HT399964C with the old unit for fitment confirmation
- Reassemble components securely and refill coolant to proper levels
Quality Assurance and Warranty
The Universal Air Heater Core Aluminum HT399964C is manufactured to meet industry standards for durability and performance. While specific warranty details may vary, Universal Air products typically come with a limited warranty against defects in materials and workmanship. Always verify warranty terms with the supplier or manufacturer.
This part fits 18 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2015 | Ford | Edge | N/A | Heater Core Aluminum |
| 2015 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2014 | Ford | Edge | N/A | Heater Core Aluminum |
| 2014 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2013 | Ford | Edge | N/A | Heater Core Aluminum |
| 2013 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2012 | Ford | Edge | N/A | Heater Core Aluminum |
| 2012 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2011 | Ford | Edge | N/A | Heater Core Aluminum |
| 2011 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2010 | Ford | Edge | N/A | Heater Core Aluminum |
| 2010 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2009 | Ford | Edge | N/A | Heater Core Aluminum |
| 2009 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2008 | Ford | Edge | N/A | Heater Core Aluminum |
| 2008 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
| 2007 | Ford | Edge | N/A | Heater Core Aluminum |
| 2007 | Lincoln | MKX | N/A | OE Number 7T4Z18476A; Heater Core Aluminum |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.