Four Seasons 37251 A/C Expansion Valve

The Four Seasons 37251 is a replacement air conditioning expansion valve designed for GM full-size vans and sport utility vehicles. This component plays a critical role in your vehicle's A/C system by regulating refrigerant flow from the high-pressure liquid line into the evaporator, where it expands and cools before circulating through the cabin.

Key Features:

• Direct-fit replacement for factory expansion valve
• Engineered to meet OEM specifications for reliable performance
• Precision-manufactured to ensure proper refrigerant metering
• Helps restore efficient A/C system operation
• Designed for vehicles including Chevy Astro, Express, GMC Safari, and Savana vans

Four Seasons is a leading manufacturer of automotive climate control components, providing professional-grade parts for A/C system repair and maintenance. This expansion valve is built to restore your vehicle's air conditioning performance to factory standards.