Four Seasons 38823 A/C Expansion Valve - Front

Four Seasons 38823 Expansion Valve Overview

The Four Seasons 38823 A/C expansion valve is a block-type HVAC flow restrictor for R134A systems. It is built from aluminum and meets or exceeds OEM requirements for direct replacement service on select Dodge, Chrysler, and Plymouth applications.

Use this expansion valve when servicing front A/C systems on vehicles such as the Dodge Ram 1500 Van, Dodge Ram 2500 Van, Dodge Ram 3500 Van, and Dodge B-Series vans, as well as Chrysler and Plymouth Prowler applications.

Key Features

• Four Seasons Expansion Valve line, part number 38823
• Block-type A/C expansion valve for R134A refrigerant systems
• Aluminum construction with aluminum finish
• Meets or exceeds OEM specifications
• Female suction and liquid fittings with O-ring sealing interfaces
• Dual O-ring and gasket-style connection details for service fitment
• Designed for front HVAC applications where listed
• Compatible with select Dodge Ram van, Dodge B150/B250/B350, Chrysler Prowler, and Plymouth Prowler fitments

Detailed Description

Four Seasons 38823 is an A/C expansion valve used to regulate refrigerant flow into the evaporator on supported R134A systems. The block-style aluminum body uses female suction and liquid connections with No. 12 suction ports and No. 6/No. 8 liquid port sizing, along with O-ring sealing surfaces for service replacement. This part is specified with a 3.5 superheat setting and no solenoid, making it a direct-fit HVAC service component for the listed vehicles.

Fitment includes 1995-2003 Dodge Ram 1500 Van front, 1996-2003 Dodge Ram 2500 Van front, 1996-2003 Dodge Ram 3500 Van front, 1995-1998 Dodge B1500 front, 1995-1998 Dodge B2500 front, 1995-1998 Dodge B3500 front, 1994 Dodge B150 front, 1994 Dodge B250 front, 1994 Dodge B350 front, and 1989 Dodge B150/B250/B350 front with rear A/C not included in this assembly. It also fits 2001-2002 Chrysler Prowler and 1999-2001 Plymouth Prowler.

This part cross-references UAC EX529455C for the same application.

What It Is Used For

• Restoring proper refrigerant metering in the A/C evaporator circuit
• Addressing weak cooling from a restricted or sticking expansion valve
• Correcting uneven vent temperatures in front HVAC systems
• Replacing a leaking valve at the O-ring sealing points
• Servicing R134A air conditioning systems on listed Dodge, Chrysler, and Plymouth vehicles

Installation Notes and Tips

Verify the vehicle’s A/C system uses the listed block-type valve configuration before installation. Inspect mating surfaces, replace damaged seals as needed, and confirm the suction and liquid port orientations match the original component. After installation, evacuate and recharge the system with the correct refrigerant and oil specification for the vehicle.

Quality Assurance

Four Seasons identifies this expansion valve as meeting or exceeding OEM requirements for the listed applications.