Description
The Four Seasons A/C Orifice Tube 38644 is a direct replacement expansion device designed for vehicles like the 2014 GMC Sierra 3500 HD SLT Crew Cab Pickup with a 6.6L engine. It is a gray porous orifice tube manufactured by Four Seasons, known for air conditioning and heating components. This orifice tube is compatible with various interchange part numbers like EX33410C, 758644, and CWK758644, providing a reliable solution for maintaining proper air conditioning function in compatible vehicles.





