Four Seasons 55477 A/C Refrigerant Discharge / Suction Hose Assembly

Overview of Four Seasons Hose Assembly 55477

The Four Seasons Hose Assembly 55477 is designed for reliable A/C refrigerant discharge and suction line performance. Engineered for select Buick, Chevrolet, Oldsmobile, and Pontiac models, this hose assembly ensures proper refrigerant flow and system integrity.

• Constructed with durable aluminum and rubber materials
• Compatible with R134a refrigerant systems
• Includes green o-rings for secure sealing
• Features a female o-ring discharge and suction end style
• Equipped with a manifold and switch service port
• OE replacement part for accurate fit and function

Four Seasons Hose Assembly Product Line Details

The Hose Assembly line by Four Seasons focuses on delivering precise HVAC hose and pipe solutions for automotive air conditioning systems. This product line emphasizes compatibility with original equipment specifications, providing assemblies that include necessary seals and service ports while excluding fittings and brackets to allow for tailored installation. The 55477 model fits within this line as a discharge and suction hose assembly designed to maintain system efficiency and refrigerant containment.

Product Features and Specifications

This A/C refrigerant discharge and suction hose assembly is made from a combination of aluminum and rubber, offering durability and flexibility required for HVAC applications. It is specifically designed for use with R134a refrigerant, the standard for many modern vehicles. The assembly includes multiple green o-rings ([24608] and [24615]) to ensure leak-free connections at both discharge and suction ends, which are female o-ring types with UNF threading. The hose assembly comes with a manifold and a switch service port but does not include fittings, brackets, or a muffler, allowing for customization during installation.

Compatible Vehicles and Applications

• Buick Bel Air
• Chevrolet Caprice
• Oldsmobile Delta 88
• Pontiac Impala
• Buick LeSabre
• Chevrolet Parisienne

This hose assembly is an OE replacement part, ensuring compatibility and performance for these specific makes and models.

Common Issues Addressed by Hose Assembly 55477

• Leaking refrigerant due to worn or damaged hoses
• Reduced A/C system efficiency from improper sealing
• Failure of discharge or suction lines causing system pressure loss
• Corrosion or cracking in original hose materials
• Need for replacement of OEM parts to maintain system integrity

Installation Notes and Tips

When installing the Four Seasons Hose Assembly 55477, ensure all included green o-rings are properly seated to prevent leaks. Since fittings and brackets are not included, verify compatibility with existing hardware or source appropriate components separately. The assembly features a switch service port and manifold, so confirm the vehicle’s system requirements before installation. Proper torque on UNF female o-ring connections is essential to maintain a secure seal.

Quality Assurance and Warranty

Four Seasons provides this hose assembly as an OE replacement part, meeting original equipment standards for fit and function. The inclusion of factory-quality seals and materials supports long-term durability. Warranty details should be confirmed through the product documentation or manufacturer, as coverage may vary.