OE Quality
60-Day Returns

Universal Air EX529459C A/C Expansion Valve - Front
Reliable A/C Expansion Valve for Ford Expedition and Lincoln Navigator
The Universal Air Block Expansion Valve EX529459C is designed to regulate refrigerant flow in the air conditioning systems of Ford Expedition and Lincoln Navigator models. This precise component ensures optimal cooling performance and system efficiency.
- Compatible with Ford Expedition and Lincoln Navigator vehicles
- Part number EX529459C for accurate identification
- Part of the Universal Air Block Expansion Valve product line
- Controls refrigerant flow to maintain proper A/C system pressure
- Durable construction for consistent HVAC performance
About the Universal Air Block Expansion Valve Product Line
The Block Expansion Valve line by Universal Air focuses on providing reliable A/C flow restrictors that maintain proper refrigerant metering in automotive HVAC systems. This product line is engineered to meet the specific requirements of various vehicle makes and models, including the Ford Expedition and Lincoln Navigator, ensuring compatibility and system integrity.
Product Details and Functionality
The EX529459C A/C expansion valve is a critical component in the HVAC system, responsible for regulating the flow of refrigerant into the evaporator. By controlling refrigerant expansion, it helps maintain the correct pressure and temperature balance, which is essential for effective air conditioning operation. This valve is specifically designed for use in Ford Expedition and Lincoln Navigator models, ensuring a precise fit and reliable performance.
Common Issues Addressed by This Expansion Valve
- Inconsistent or insufficient cooling in the vehicle's cabin
- Fluctuating A/C system pressure causing compressor strain
- Refrigerant flow irregularities leading to evaporator freezing
- HVAC system inefficiency resulting in increased energy consumption
- Replacement of faulty or worn expansion valves in Ford Expedition and Lincoln Navigator
Installation Notes and Tips
- Ensure compatibility by verifying vehicle make and model before installation
- Follow manufacturer guidelines for refrigerant handling and system evacuation
- Inspect related HVAC components for wear or damage during replacement
- Use proper tools to avoid damage to the valve or surrounding parts
- Test the A/C system after installation to confirm proper operation
Quality Assurance and Warranty Information
The Universal Air Block Expansion Valve EX529459C is manufactured to meet industry standards for durability and performance. While specific warranty details are not provided, Universal Air products typically undergo rigorous quality control to ensure reliability in automotive HVAC applications. For warranty information, refer to the product documentation or contact the manufacturer directly.
This part fits 4 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2004 | Ford | Expedition | Front | To 03/2004; Block Expansion Valve |
| 2004 | Lincoln | Navigator | Front | To 3/14/2004; Block Expansion Valve |
| 2003 | Ford | Expedition | Front | Block Expansion Valve |
| 2003 | Lincoln | Navigator | Front | To 3/14/2004; Block Expansion Valve |
* 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.