Four Seasons 66874 A/C Refrigerant Discharge / Suction Hose Assembly

Reliable A/C Refrigerant Hose Assembly for Saturn Vue

The Four Seasons Manifold A/C Refrigerant Discharge / Suction Hose Assembly (Part Number 66874) is engineered to meet the specific HVAC needs of the Saturn Vue. Designed with durable aluminum and rubber materials, this hose assembly ensures efficient refrigerant flow and system integrity for vehicles using R134-a refrigerant.

• Constructed from aluminum and rubber for durability and flexibility
• Includes gasket and slimline washer O-rings for secure sealing
• Equipped with P-nut fittings on both discharge and suction ends
• Features a built-in manifold with block style suction
• Comes with a bracket and service port for easy installation and maintenance
• Compatible with R134-a refrigerant systems
• O-rings included: two slimline washers each of part numbers 24402 and 24404
• OEM replacement part designed specifically for Saturn Vue

Four Seasons Manifold Product Line Overview

The Manifold product line by Four Seasons focuses on integrated HVAC hose assemblies that combine discharge and suction lines with a manifold block. This design simplifies installation and improves system reliability by reducing potential leak points. The 66874 part exemplifies this approach, providing a ready-to-install solution with included brackets, service ports, and sealing components tailored for the Saturn Vue.

Detailed Product Description

This A/C refrigerant discharge and suction hose assembly is crafted to maintain optimal air conditioning performance in the Saturn Vue. The aluminum and rubber construction balances strength and flexibility, accommodating engine vibrations and thermal expansion. The P-nut fittings on both ends ensure a secure connection to the vehicle’s HVAC system, while the included slimline washer O-rings provide a tight seal to prevent refrigerant leaks. The assembly includes a service port with a switch port provision (switch not included) and a mounting bracket for stable installation. This part is designed without a muffler and features a block-style manifold suction end, aligning with the original equipment specifications.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant hoses in Saturn Vue models
• Resolving refrigerant leaks caused by damaged or degraded O-rings and seals
• Fixing poor A/C system performance due to compromised discharge or suction lines
• Upgrading to an OEM-quality manifold hose assembly for improved system reliability
• Addressing issues related to missing or faulty service ports for maintenance access

Installation Notes and Tips

• Ensure the vehicle is compatible: specifically designed for Saturn Vue models
• Verify refrigerant type R134-a before installation
• Use the included gasket and O-rings to prevent leaks; do not reuse old seals
• Secure the assembly using the provided bracket to avoid vibration damage
• Check the service port and switch port connections for proper fitment
• Follow manufacturer torque specifications for P-nut fittings

Quality Assurance and Warranty

Four Seasons Manifold hose assemblies are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. This part number 66874 is an exact replacement for the original equipment on Saturn Vue vehicles. The product includes all necessary sealing components and mounting hardware for a complete installation. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.