Four Seasons 39207 A/C Expansion Valve - Rear

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

The Four Seasons Expansion Valve 39207 is designed to regulate refrigerant flow in your vehicle's air conditioning system. Engineered for use with R134a refrigerant, this brass TXV valve ensures precise temperature control and efficient cooling performance in select Cadillac, Chevrolet, and GMC models.

• Constructed from durable brass for long-lasting performance
• Compatible with R134a refrigerant systems
• TXV (Thermostatic Expansion Valve) type for accurate refrigerant metering
• Designed specifically for Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon
• Part number 39207 for easy identification and replacement

About the Four Seasons Expansion Valve Product Line

The Expansion Valve product line from Four Seasons focuses on precise control of refrigerant flow within automotive A/C systems. This line includes TXV types like the 39207, which are engineered to maintain optimal evaporator performance and improve overall system efficiency. The Expansion Valve series is tailored to meet the specific cooling demands of various vehicle makes and models, including luxury and full-size SUVs.

Product Details and Specifications

The Four Seasons 39207 A/C Expansion Valve is a thermostatic expansion valve (TXV) made from brass, a material known for its corrosion resistance and durability. It is designed to work exclusively with R134a refrigerant, the standard for many modern automotive air conditioning systems. This valve precisely meters refrigerant flow to the evaporator, helping maintain consistent cabin temperatures and preventing system freeze-up or inefficiency. Its compatibility with Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon models ensures a proper fit and reliable operation.

Common Applications and Issues Addressed

• Regulates refrigerant flow to prevent evaporator freezing
• Maintains consistent air conditioning performance in R134a systems
• Replaces faulty or leaking expansion valves in Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon
• Helps resolve uneven cooling or fluctuating cabin temperatures
• Supports efficient A/C system operation to reduce compressor strain

Installation Notes and Tips

When installing the Four Seasons 39207 expansion valve, ensure the A/C system is properly evacuated and free of contaminants. Use appropriate tools to avoid damaging the brass valve body. Verify compatibility with your vehicle’s refrigerant type (R134a) before installation. It is recommended to replace the receiver/drier or accumulator when servicing the expansion valve to maintain system integrity.

Quality Assurance and Warranty

Four Seasons expansion valves are manufactured to meet or exceed OEM specifications for fit, form, and function. The 39207 part undergoes rigorous quality control to ensure reliable performance in Cadillac Escalade, Chevrolet Tahoe, and GMC Yukon vehicles. Warranty coverage details should be confirmed with the product documentation or supplier.