Four Seasons 56447 A/C Refrigerant Discharge Hose

Reliable A/C Refrigerant Discharge Hose for Chevrolet and GMC Trucks

The Four Seasons Hose Assembly part number 56447 is designed specifically for select Chevrolet and GMC heavy-duty trucks. This A/C refrigerant discharge hose ensures proper refrigerant flow and system integrity for models such as the Sierra 1500, Sierra 2500 HD, and Silverado 3500 HD.

• Compatible with R134a refrigerant systems
• Includes gasket and fittings for secure installation
• Equipped with a switch service port for diagnostic access
• OE replacement part ensuring direct fit and function
• Features a P-nut fitting on the suction end for reliable connection
• Includes two slimline washer O-rings (part number 24402)
• Does not include bracket, muffler, or switch

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on delivering precise HVAC hose solutions tailored to specific vehicle applications. The 56447 discharge hose is part of this line, engineered to meet original equipment specifications for refrigerant discharge lines. This ensures compatibility and performance for Chevrolet and GMC trucks requiring R134a refrigerant systems.

Detailed Product Description

This A/C refrigerant discharge hose assembly is designed to replace the original equipment discharge line on Chevrolet Sierra and Silverado models as well as GMC Sierra trucks. It includes all necessary fittings and gaskets, including two slimline washer O-rings, to provide a secure and leak-free connection. The hose features a P-nut fitting on the suction end and comes with a switch service port to facilitate system diagnostics, although the switch itself is not included. The assembly does not include a bracket or muffler, aligning with the original equipment design for these heavy-duty trucks.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant discharge hoses
• Restoring proper refrigerant flow in R134a systems
• Resolving A/C system pressure loss due to damaged discharge lines
• Eliminating refrigerant leaks caused by faulty fittings or seals
• Maintaining system integrity during HVAC repairs on Chevrolet Sierra 1500 HD and GMC Sierra 2500 HD

Installation Notes and Tips

• Ensure compatibility with your specific Chevrolet or GMC model before installation
• Use the included gaskets and O-rings to prevent refrigerant leaks
• Do not reuse old seals or fittings to maintain system integrity
• Check the switch service port for proper access during installation
• Follow manufacturer torque specifications for fittings and connections

Quality Assurance and Warranty

The Four Seasons Hose Assembly 56447 is an OE replacement part manufactured to meet original equipment standards. It undergoes rigorous quality control to ensure durability and proper fitment. While specific warranty details may vary, Four Seasons products typically come with a limited warranty against defects in materials and workmanship.