Four Seasons 39136 A/C Expansion Valve - Rear

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

The Four Seasons Expansion Valve 39136 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.

• Compatible with Cadillac Escalade ESV, Chevrolet Suburban 1500 and 2500, GMC Yukon XL 1500 and 2500
• Constructed from durable brass for long-lasting operation
• Designed for R134a refrigerant systems
• TXV (Thermostatic Expansion Valve) type for accurate refrigerant metering
• Part number 39136 for easy identification and replacement

Product Line Overview: Four Seasons Expansion Valve

The Four Seasons Expansion Valve product line focuses on precise refrigerant flow control components for automotive HVAC systems. The Expansion Valve 39136 is part of this line, offering a thermostatic expansion valve (TXV) designed to optimize air conditioning performance by regulating refrigerant flow based on temperature and pressure. This ensures consistent cooling and system efficiency in vehicles equipped with R134a refrigerant.

Detailed Product Description

This A/C expansion valve from Four Seasons is crafted from brass, providing corrosion resistance and durability under varying operating conditions. It is specifically designed for use with R134a refrigerant, the standard in many modern automotive air conditioning systems. The TXV type valve modulates refrigerant flow to maintain optimal evaporator temperature, preventing issues such as evaporator freeze-up or insufficient cooling. The part number 39136 corresponds to this exact valve, ensuring compatibility with the listed Cadillac, Chevrolet, and GMC models.

Common Applications and Issues Addressed

• Regulates refrigerant flow in Cadillac Escalade ESV and GMC Yukon XL 2500 A/C systems
• Prevents evaporator freeze-up and improves cooling efficiency in Chevrolet Suburban 1500
• Maintains consistent cabin temperature by adjusting refrigerant metering
• Replaces faulty or worn expansion valves causing poor A/C performance
• Supports proper operation of R134a refrigerant systems in select full-size SUVs and trucks

Installation Notes and Tips

• Ensure system is evacuated and free of contaminants before installation
• Verify compatibility with vehicle make and model: Cadillac Escalade ESV, Chevrolet Suburban 1500/2500, GMC Yukon XL 1500/2500
• Handle valve carefully to avoid damage to the sensing bulb and valve body
• Follow manufacturer torque specifications for fittings and connections
• Recharge A/C system with R134a refrigerant after installation

Quality Assurance and Warranty

Four Seasons Expansion Valve 39136 is manufactured to meet OEM standards for fit and function. The brass construction and TXV design contribute to reliable performance in demanding automotive environments. While specific warranty details may vary, Four Seasons typically offers coverage against defects in materials and workmanship to ensure customer confidence in replacement HVAC components.