Four Seasons 38876 A/C Expansion Valve

Four Seasons 38876 Expansion Valve Overview

The Four Seasons 38876 A/C expansion valve is a block-type HVAC flow restrictor built for R134A systems. It is an aluminum replacement part that meets or exceeds OEM requirements and is specified for 2.0 ton applications with a 7.0 super heat setting.

For Cadillac Catera service, this expansion valve supports accurate refrigerant metering in the air conditioning system. The Four Seasons Expansion Valve line is focused on OE-style HVAC control, and part number 38876 is built for direct replacement use in the confirmed application.

Key Features

• Four Seasons part number 38876
• Block-type A/C expansion valve for R134A refrigerant
• Aluminum construction with aluminum finish
• Meets or exceeds OEM specifications
• Female FIO insert O-ring liquid and suction connections
• 2 mounting holes for secure installation
• Designed for 2.0 ton HVAC systems
• Includes a 7.0 super heat setting

Detailed Product Description

This A/C expansion valve regulates refrigerant flow into the evaporator so the HVAC system can maintain proper cooling performance. The Four Seasons 38876 uses a block-style design with female inlet and outlet fittings, including No. 6 and No. 8 liquid connections and No. 10 and No. 12 suction connections. It also uses insert O-ring FIO styles for the liquid and suction sides, which supports a serviceable seal interface in the air conditioning circuit.

Confirmed fitment includes 1997-2001 Cadillac Catera with valve-equipped expansion valve applications. If you are searching for a Cadillac Catera A/C expansion valve, Four Seasons 38876 is the direct-reference part number to review. This part cross-references UAC EX5019C and EX10224C for the same application.

What This Part Helps Address

• Weak or inconsistent cabin cooling
• Improper refrigerant metering at the evaporator
• HVAC performance loss caused by a worn expansion valve
• Temperature fluctuation in the A/C system
• Service replacement needs on Cadillac Catera R134A systems

Installation Notes and Tips

Verify the system uses R134A refrigerant and confirm the block-type valve layout before installation. Match the liquid and suction fitting sizes to the original component, and inspect the O-ring sealing surfaces for wear, contamination, or damage. Proper evacuation, leak checking, and recharge procedures are required after A/C service. Fits 1997-2001 Cadillac Catera, N/A.

Quality Assurance

Four Seasons 38876 is listed as meeting or exceeding OEM requirements for the confirmed application. The part number is supported by multiple interchange references, including Dayco 95043 and Global Parts Distributors LLC 3411892, which helps confirm catalog alignment for the Cadillac Catera HVAC service application.