Four Seasons 65678 A/C Refrigerant Liquid Hose

Overview of Four Seasons Hose Assembly 65678

The Four Seasons Hose Assembly 65678 is designed specifically for Chevrolet Equinox models requiring a reliable A/C refrigerant liquid hose. Engineered with durable aluminum and rubber materials, this hose assembly supports high-pressure R134a refrigerant systems to maintain optimal HVAC performance.

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134a refrigerant type and high-pressure systems
• Includes gasket, fittings, and bracket for secure installation
• Features a flange-style liquid line with a 16 mm high side service port
• Equipped with an orifice tube and two slimline washer O-rings (part number 24402)
• Designed as an OE replacement for Chevrolet Equinox HVAC systems

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on providing complete hose assemblies tailored for HVAC systems in various vehicle makes and models. This line ensures compatibility and quality by including necessary fittings, brackets, and seals, simplifying installation and maintaining system integrity. The 65678 hose assembly exemplifies this approach by offering a ready-to-install liquid line hose assembly with all essential components included.

Detailed Product Description

This A/C refrigerant liquid hose assembly is built to handle the high-pressure demands of R134a systems in Chevrolet Equinox vehicles. The combination of aluminum and rubber materials offers resistance to corrosion and flexibility to accommodate engine vibrations. The flange-style liquid line and included fittings ensure a secure connection, while the integrated orifice tube regulates refrigerant flow. The assembly comes with two slimline washer O-rings (24402) and a gasket to prevent leaks. Additionally, the hose includes a bracket for proper mounting and a 16 mm high side service port for maintenance access.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant liquid hoses in Chevrolet Equinox
• Resolving refrigerant leaks caused by cracked or deteriorated hoses
• Restoring proper refrigerant flow and pressure in the HVAC system
• Addressing issues related to faulty or missing orifice tubes
• Improving system reliability by replacing OEM parts with compatible assemblies

Installation Notes and Tips

• Ensure system is fully depressurized before removal of old hose assembly
• Verify compatibility with Chevrolet Equinox model year before installation
• Use included gasket, O-rings, and fittings to prevent leaks
• Secure hose assembly using the provided bracket to avoid vibration damage
• Check service port accessibility for future maintenance

Quality Assurance and Warranty

The Four Seasons Hose Assembly 65678 is manufactured to meet or exceed OEM specifications for Chevrolet Equinox HVAC systems. It is an exact OE replacement part designed for durability and performance. The product includes all necessary components for a complete installation, ensuring system integrity. Warranty details should be confirmed with the product documentation or supplier.