Four Seasons 66626 A/C Refrigerant Discharge / Suction Hose Assembly

Overview of Four Seasons Hose Assembly 66626

The Four Seasons Hose Assembly 66626 is designed specifically for Chevrolet Express and GMC Savana models, providing reliable A/C refrigerant discharge and suction line functionality. Engineered with durable aluminum and rubber materials, this hose assembly ensures efficient refrigerant flow and system integrity for your vehicle's HVAC system.

• Constructed from aluminum and rubber for durability and flexibility
• Compatible with R134a refrigerant systems
• Includes gasket and multiple O-rings for secure sealing
• Equipped with a bracket and muffler for proper mounting and noise reduction
• Designed with female o-ring discharge and suction ends for precise fit
• OE replacement part ensuring direct compatibility
• Fits Chevrolet Express 1500, 2500, 3500 and GMC Savana 1500, 2500, 3500 models

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on delivering complete hose and pipe solutions for automotive HVAC systems. This line includes assemblies that combine discharge and suction lines with necessary components such as brackets, mufflers, and sealing washers. The 66626 part exemplifies this approach by integrating essential features to maintain system performance and ease of installation.

Detailed Product Description

The Four Seasons 66626 hose assembly is a combined discharge and suction line designed for use with R134a refrigerant. It features female o-ring connections on both discharge and suction ends, measuring 0.461 inches (11.7 mm) and 0.693 inches (17.6 mm) respectively, ensuring a secure and leak-free fit. The assembly includes a bracket for stable mounting and a muffler to reduce operational noise. Multiple O-rings are included—two sealing washers (part number 24354) and two green O-rings (part numbers 24622 and 24628)—to provide reliable sealing at connection points. This assembly replaces original equipment parts, making it a direct fit for Chevrolet Express and GMC Savana vans across 1500, 2500, and 3500 series.

Common Applications and Issues Addressed

• Replacement of worn or leaking A/C refrigerant discharge and suction hoses
• Resolving refrigerant leaks caused by damaged O-rings or seals
• Eliminating noise issues with integrated muffler support
• Restoring proper refrigerant flow in Chevrolet Express and GMC Savana HVAC systems
• Addressing mounting instability with included bracket

Installation Notes and Tips

• Ensure system is fully evacuated of refrigerant before removal
• Verify compatibility with Chevrolet Express or GMC Savana model and year
• Use included O-rings and sealing washers to prevent leaks
• Secure bracket firmly to avoid vibration and noise
• Check for proper seating of female o-ring connections during installation

Quality Assurance and Warranty

Four Seasons Hose Assembly 66626 is manufactured to meet or exceed original equipment specifications, ensuring reliable performance and fit. The inclusion of all necessary seals and mounting hardware supports a professional-grade installation. This part is an OE replacement, providing assurance of compatibility and durability. Warranty coverage details should be confirmed with the product supplier or manufacturer.