Four Seasons 39622 A/C Expansion Valve - Rear

Reliable A/C Expansion Valve for Cadillac, Chevrolet, and GMC

The Four Seasons Expansion Valve 39622 is engineered to regulate refrigerant flow in your vehicle's air conditioning system. Designed specifically for select Cadillac Escalade ESV, Chevrolet Suburban 3500 HD, and GMC Yukon XL models, this aluminum block-type valve ensures consistent cooling performance with R134a refrigerant.

Key Features of Four Seasons Expansion Valve 39622

• Constructed from durable aluminum for long-lasting use
• Compatible with R134a refrigerant systems
• Block type design with two mounting holes for secure installation
• Female suction and liquid inlet/outlet fittings with sealing washer style
• Meets or exceeds OEM specifications for reliable performance
• Designed without solenoid for straightforward operation
• Superheat rating of 10.000 for precise refrigerant control
• Fits Cadillac Escalade ESV, Chevrolet Suburban 3500 HD, and GMC Yukon XL

About the Four Seasons Expansion Valve Product Line

The Expansion Valve line from Four Seasons focuses on delivering precise refrigerant flow control within automotive A/C systems. This product line includes block-type valves like part number 39622, designed to meet OEM standards and provide consistent superheat management. These valves are engineered to maintain optimal air conditioning efficiency in compatible vehicles, ensuring proper system function without the complexity of integrated solenoids.

Detailed Product Description

The Four Seasons Expansion Valve 39622 is a block-type A/C flow restrictor made from aluminum, providing durability and corrosion resistance. It features female fittings on both suction and liquid inlet/outlet ports, all equipped with sealing washers to prevent leaks. The suction inlet and outlet fittings have thread diameters of No. 10 and No. 12 respectively, while the liquid inlet and outlet fittings both use No. 8 thread diameter. This valve is designed for use with R134a refrigerant and has a superheat rating of 10.000, ensuring accurate refrigerant metering for efficient cooling. The valve mounts securely with two mounting holes and does not include a solenoid, simplifying installation and maintenance.

Common Applications and Issues Addressed

• Restores proper refrigerant flow in Cadillac Escalade ESV A/C systems
• Resolves inconsistent cooling or fluctuating cabin temperatures in Chevrolet Suburban 3500 HD
• Eliminates refrigerant leaks caused by worn or damaged expansion valves in GMC Yukon XL
• Improves overall air conditioning system efficiency and reliability
• Prevents compressor damage by maintaining correct superheat levels

Installation Notes and Tips

• Ensure compatibility with vehicle make and model before installation
• Use proper sealing washers on all fittings to prevent refrigerant leaks
• Follow manufacturer torque specifications for mounting bolts and fittings
• System evacuation and recharge with R134a refrigerant is required after installation
• Inspect related A/C components for wear or damage during replacement

Quality Assurance and Warranty

The Four Seasons Expansion Valve 39622 meets or exceeds OEM standards, providing reliable performance for your vehicle's air conditioning system. Manufactured with high-quality aluminum and precision fittings, this valve is built to last under normal operating conditions. Warranty coverage details should be confirmed with the product documentation or supplier.