Four Seasons 65676 A/C Liquid Line with Orifice Tube

Overview of Four Seasons Hose Assembly 65676

The Four Seasons Hose Assembly part number 65676 is designed specifically for high-pressure A/C systems using R134-a refrigerant. This liquid line hose assembly with an orifice tube is compatible with select Buick, Oldsmobile, and Pontiac models, providing a reliable replacement for your vehicle's HVAC system.

• Compatible with Buick 88, 98, LeSabre, Park Avenue
• Fits Oldsmobile 88, 98, Regency models
• Suitable for Pontiac Bonneville, LSS
• Includes gasket and fittings for secure installation
• Equipped with captive o-ring style liquid line and female fittings
• Contains serviceable orifice tube without a service port
• O-rings included: two green o-rings [23680] and two green o-rings [24649]
• OEM replacement part ensuring proper fit and function

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is engineered for use in high-pressure automotive A/C systems that utilize R134-a refrigerant. The assembly features a liquid line with a captive o-ring style and female threaded connections sized M24 x 2.0, ensuring a secure and leak-free fit. The included orifice tube is serviceable, allowing for maintenance without full replacement. This hose assembly comes without a service port or bracket but includes all necessary fittings and gaskets for installation. The green o-rings supplied with the assembly provide a reliable seal to prevent refrigerant leaks.

Applications and Common Issues Addressed

• Replacement of worn or damaged A/C liquid lines in Buick, Oldsmobile, and Pontiac vehicles
• Fixing refrigerant leaks caused by deteriorated or faulty hose assemblies
• Restoring proper refrigerant flow and pressure in high-pressure A/C systems
• Resolving issues related to orifice tube blockages or failures
• Ensuring compatibility with R134-a refrigerant systems in specified models

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 65676, ensure the system is fully evacuated and depressurized before removal of the old hose. Verify that the female threaded connections and captive o-rings are clean and undamaged to prevent leaks. Use the included gaskets and fittings to secure the assembly properly. Since this assembly does not include a service port or bracket, confirm mounting points and service access on your specific vehicle model. Proper torque specifications should be followed to avoid damage to fittings or o-rings.

Quality Assurance and Warranty

Four Seasons Hose Assembly 65676 is an OEM replacement part designed to meet or exceed original equipment specifications. The Hose Assembly product line focuses on delivering reliable and durable hose assemblies for automotive HVAC systems. This part includes all necessary seals and fittings to ensure a proper installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.