Four Seasons 66156 A/C Refrigerant Discharge / Suction Hose Assembly

Overview of Four Seasons Hose Assembly 66156

The Four Seasons Hose Assembly 66156 is designed specifically for Chevrolet and GMC heavy-duty vehicles, including the C2500 and K2500 Suburban models. This A/C refrigerant discharge and suction hose assembly ensures reliable performance with durable materials and essential components included for a proper fit and function.

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134a refrigerant systems
• Includes multiple green o-rings and sealing washers for leak-free connections
• Features a female o-ring discharge end and suction end
• Equipped with a muffler and manifold block for noise reduction and system efficiency
• Includes a service port with switch port capability (switch not included)
• OE replacement part designed for direct fit on Chevrolet and GMC C2500 and K2500 Suburban

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on providing complete hose and pipe solutions for automotive HVAC systems. This line emphasizes quality materials and precise engineering to meet original equipment specifications. The 66156 hose assembly is part of this line, offering a comprehensive discharge and suction line solution that includes all necessary seals and components for a secure installation.

Detailed Product Description

This hose assembly combines aluminum and rubber materials to balance strength and flexibility, essential for handling refrigerant flow and pressure in the A/C system. It is designed for use with R134a refrigerant, the standard for many modern vehicles. The assembly includes a manifold block and muffler to reduce noise and vibration, improving overall system operation. The discharge and suction ends both feature female o-ring connections, ensuring a tight seal with included green o-rings and sealing washers. The service port with a switch port allows for easy system servicing, although the switch itself is not included. This assembly does not come with a bracket, so mounting considerations should be made accordingly.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant discharge and suction hoses
• Restoring proper refrigerant flow in Chevrolet C2500 and K2500 Suburban HVAC systems
• Eliminating noise and vibration caused by damaged mufflers or manifolds
• Fixing refrigerant leaks due to degraded o-rings or seals
• Upgrading to an OE replacement hose assembly for reliable system performance

Installation Notes and Tips

• Ensure compatibility with Chevrolet or GMC C2500 and K2500 Suburban models before installation
• Inspect all included o-rings and sealing washers for damage prior to assembly
• Use proper torque specifications on female o-ring connections to prevent leaks
• Note that the assembly does not include a mounting bracket; secure hose accordingly
• Service port is equipped with a switch port, but the switch must be sourced separately if needed

Quality Assurance and Warranty

The Four Seasons Hose Assembly 66156 is an OE replacement part manufactured to meet or exceed original equipment standards. It includes all necessary seals and components to ensure a leak-free and durable installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.