Four Seasons 55007 A/C Refrigerant Discharge Hose

Four Seasons 55007 A/C Discharge Hose

Four Seasons 55007 is an OE replacement A/C refrigerant discharge hose assembly for R134a systems. It is built as a discharge line with a muffler, switch port, and included seals and fittings for service on select GM full-size trucks and SUVs.

• Brand: Four Seasons Hose Assembly line
• Part number: 55007
• Refrigerant type: R134a
• Component type: discharge line
• Includes gasket/seal and fittings
• Features a muffler and one M10x1.250 switch port
• O-ring and washer seals included for the connection points
• OE replacement design
• Suction end type: P-nut fitting

Product Details

The Four Seasons Hose Assembly line focuses on direct-fit HVAC hose and pipe service parts for air conditioning repairs. This 55007 discharge hose is specified for R134a refrigerant systems and is configured as a discharge line with a switch port, muffler, and OE replacement construction. It is listed for applications including the 2006-2014 Cadillac Escalade, 2006-2014 Chevrolet Tahoe, and 2006-2014 GMC Yukon, along with related Silverado, Sierra, Suburban, Avalanche, and Escalade EXT models. Four Seasons 55007 is also cross-referenced to UAC HA111392C for the same application.

Common Repair Uses

• Leaking or cracked A/C discharge hose
• Loss of refrigerant pressure at the discharge line connection
• Damaged hose fittings or seal surfaces
• Fault codes or service issues related to the switch port connection
• Poor A/C performance caused by refrigerant line leakage

Installation Notes

Verify the vehicle’s A/C layout before ordering, especially rear A/C configuration and Mexico-built application notes where listed. Confirm the discharge line routing, switch port style, and suction end fitting match the original hose assembly. Replace the sealing surfaces as needed and evacuate and recharge the system with the correct R134a service procedure after installation. Fits 2006-2014 Cadillac Escalade, 2006-2014 Chevrolet Tahoe, and 2006-2014 GMC Yukon applications as listed in the fitment data.

Quality Assurance

Four Seasons supplies OE replacement HVAC service parts built to match the original hose assembly configuration for the listed applications. Part number 55007 is engineered for direct replacement use in supported GM A/C systems.