Four Seasons 55859 A/C Refrigerant Suction Hose

Reliable A/C Refrigerant Suction Hose for Chevrolet and GMC Vans

The Four Seasons Hose Assembly 55859 is designed to maintain efficient air conditioning performance in Chevrolet Express and GMC Savana vans. Engineered with durable aluminum and rubber materials, this suction hose ensures proper refrigerant flow for R134-a systems in low-pressure applications.

• Constructed from aluminum and rubber for durability and flexibility
• Equipped with P-nut fittings on both ends for secure connections
• Includes gaskets and fittings for a complete installation
• Compatible with R134-a refrigerant systems operating under low pressure
• OE replacement part designed specifically for Chevrolet Express and GMC Savana models
• Includes two slimline washer O-rings (part number 24404) for leak prevention
• Does not include a bracket, muffler, or service port, matching original equipment specifications

About the Four Seasons Hose Assembly Product Line

The Four Seasons Hose Assembly line focuses on providing precise replacement hoses and pipes for HVAC systems. This product line emphasizes compatibility with original equipment specifications, ensuring reliable performance and fitment. The 55859 suction hose assembly is part of this line, offering a direct OE replacement for specific Chevrolet and GMC vans, maintaining system integrity without additional modifications.

Detailed Product Description

This A/C refrigerant suction hose assembly (part number 55859) is designed for use in low-pressure sections of the air conditioning system. Featuring P-nut fittings on both ends, it facilitates secure and leak-resistant connections. The combination of aluminum and rubber materials provides both strength and flexibility, accommodating vibrations and thermal expansion. Included slimline washer O-rings and fittings ensure a proper seal, reducing the risk of refrigerant leaks. This hose assembly is compatible with R134-a refrigerant and is intended for Chevrolet Express 1500, 2500, 3500 and GMC Savana 1500, 2500, 3500 models.

Common Applications and Issues Addressed

• Replacement of worn or damaged A/C refrigerant suction hoses
• Resolving low refrigerant pressure due to leaks or hose deterioration
• Restoring proper refrigerant flow in Chevrolet Express and GMC Savana vans
• Eliminating air conditioning system inefficiencies caused by faulty suction lines
• Maintaining system integrity without requiring additional brackets or mufflers

Installation Notes and Tips

• Ensure system is fully depressurized before removal of the old hose
• Verify compatibility with Chevrolet Express or GMC Savana model year before installation
• Use included gaskets and O-rings to prevent leaks at connection points
• Inspect fittings for damage and replace if necessary during installation
• Do not install if the hose assembly includes a service port or bracket, as this part does not have these features

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55859 meets original equipment standards for fit and function. It is manufactured to provide reliable service life under normal operating conditions. This part is an OE replacement, ensuring compatibility and performance consistent with factory specifications. Warranty coverage details should be confirmed with the product provider or manufacturer.