Four Seasons 66017 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 66017

The Four Seasons Hose Assembly 66017 is designed specifically for Chevrolet and GMC heavy-duty trucks, including the Sierra 2500 HD, Sierra 3500 HD, Silverado 2500 HD, Silverado 3500, and Silverado 3500 HD models. This A/C refrigerant suction hose ensures reliable low-pressure refrigerant flow within your vehicle's HVAC system.

• Constructed from durable aluminum and rubber materials
• Features a P-nut fitting on both suction ends for secure connections
• Includes captured o-ring and gasket for leak-free sealing
• Compatible with R134-a refrigerant systems
• Equipped with a muffler and service port for efficient operation
• OE replacement part ensuring proper fit and function
• Fittings included, no bracket or switch included

Four Seasons Hose Assembly Product Line Details

The Four Seasons Hose Assembly product line focuses on delivering reliable hose assemblies tailored for HVAC systems in various vehicle applications. The 66017 part is part of this line, offering a combination of aluminum and rubber construction to withstand system pressures and environmental conditions. This line emphasizes compatibility with original equipment specifications, making it a suitable replacement for factory-installed suction lines.

Detailed Product Description

The Four Seasons 66017 A/C refrigerant suction hose is engineered to handle low-pressure refrigerant flow in the air conditioning system of select Chevrolet and GMC trucks. Its aluminum and rubber construction provides durability and flexibility, while the P-nut fittings on both ends ensure a secure and leak-resistant connection. The included captured o-ring and gasket help maintain system integrity by preventing refrigerant leaks. This hose assembly also features a muffler to reduce noise and vibration during operation. Designed for use with R134-a refrigerant, it meets the requirements of the original equipment it replaces.

Common Issues Addressed by This Hose Assembly

• Leaking refrigerant due to worn or damaged suction hoses
• Reduced A/C system efficiency from compromised hose connections
• Noise and vibration caused by failing mufflers in the suction line
• System contamination from broken or cracked hose materials
• Failure to maintain proper low-pressure refrigerant flow

Installation Notes and Tips

When installing the Four Seasons 66017 hose assembly, ensure all fittings are clean and free of debris before connection. Use the included gasket and captured o-ring to achieve a proper seal. Since this part does not include a bracket or switch, verify existing mounting points and switch components are intact. Properly torque the P-nut fittings to manufacturer specifications to avoid leaks. It is recommended to evacuate and recharge the A/C system after installation to ensure optimal performance.

Quality Assurance and Warranty

Four Seasons 66017 is an OE replacement part designed to meet or exceed original equipment standards for fit, form, and function. The hose assembly includes all necessary fittings and seals to facilitate a reliable installation. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty covering defects in materials and workmanship. Consult product documentation or manufacturer resources for exact warranty terms.