Global Parts 3411871 A/C Expansion Valve - Front

Global Parts A/C Expansion Valve for Infiniti QX56

Global Parts part 3411871 is an A/C expansion valve for the front HVAC system on select Infiniti QX56 models. It regulates refrigerant flow before the evaporator so the system can use cooling capacity efficiently. This is a direct-fit service part for 2006-2010 Infiniti QX56 front applications.

Key Features

• Front A/C expansion valve for HVAC refrigerant control
• Fits 2006-2010 Infiniti QX56, front
• Helps meter refrigerant entering the evaporator
• Supports proper evaporator performance during A/C service
• Global Parts part number 3411871

Product Details

The expansion valve is a critical A/C flow restrictor that controls refrigerant delivery into the evaporator. On Infiniti QX56 models, correct refrigerant metering helps the evaporator absorb heat efficiently and maintain stable vent temperatures. Global Parts 3411871 is specified for front-position service on 2006, 2007, 2008, 2009, and 2010 Infiniti QX56 vehicles. This part cross-references UAC EX9719C for the same application.

Common Issues This Part Can Address

• Weak or inconsistent cabin cooling
• Improper refrigerant flow through the evaporator circuit
• A/C performance loss after system service
• Temperature fluctuations at the vents
• Restricted refrigerant metering in the front HVAC system

Installation Notes

Replace the expansion valve during A/C service when the system has been opened, contaminated, or repaired. Recover refrigerant before disassembly, inspect the evaporator and lines for debris, and evacuate the system after installation. Verify the correct front application for your Infiniti QX56 before ordering. Part number 3411871 is listed for 2006-2010 Infiniti QX56 front fitment.

Quality Assurance

Global Parts recommends replacing the expansion valve/orifice tube each time the A/C system is serviced to help maintain proper refrigerant control and evaporator performance.