Four Seasons 66634 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 66634

The Four Seasons Hose Assembly 66634 is designed specifically for the HVAC system of Cadillac ELR and Chevrolet Volt models. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow, maintaining optimal air conditioning performance.

• Constructed from durable aluminum and rubber materials
• Features a P-nut fitting on one end and a flange on the other
• Compatible with R134a refrigerant systems
• Includes gasket, fittings, and bracket for secure installation
• OE replacement part designed for Cadillac ELR and Chevrolet Volt

Four Seasons Hose Assembly Product Line Details

The Hose Assembly product line by Four Seasons focuses on delivering precise HVAC hose and pipe components engineered for specific vehicle applications. This line emphasizes quality materials and fitment accuracy, ensuring that parts like the 66634 suction hose integrate seamlessly with factory systems for dependable air conditioning operation.

Detailed Product Description

The Four Seasons 66634 A/C refrigerant suction hose is constructed with a combination of aluminum and rubber to provide both flexibility and durability under low-pressure conditions. It features a P-nut fitting on the suction end and a flange fitting on the opposite end, designed to connect securely within the HVAC system. This hose assembly includes all necessary fittings, a slimline washer O-ring set (part number 24404), and a mounting bracket to facilitate proper installation. It is engineered for use with R134a refrigerant and does not include a service port or muffler, aligning with original equipment specifications for Cadillac ELR and Chevrolet Volt models.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant suction hoses
• Restoring proper refrigerant flow in Cadillac ELR and Chevrolet Volt HVAC systems
• Resolving low-pressure leaks that reduce air conditioning efficiency
• Addressing hose damage caused by heat, vibration, or age
• Ensuring secure connections with included fittings and bracket

Installation Notes and Tips

When installing the Four Seasons 66634 hose assembly, ensure all O-rings and gaskets are properly seated to prevent refrigerant leaks. Use the included bracket to secure the hose and avoid excessive movement or vibration. This part is designed as a direct OE replacement, so no modifications should be necessary. Verify compatibility with your Cadillac ELR or Chevrolet Volt model year before installation.

Quality Assurance and Warranty

Four Seasons parts are manufactured to meet or exceed original equipment standards. The 66634 hose assembly undergoes rigorous quality checks to ensure durability and proper fitment. This part is backed by Four Seasons' warranty coverage, providing confidence in its performance and reliability for your Cadillac ELR or Chevrolet Volt HVAC system.