Four Seasons 40794 A/C Condenser and Receiver Drier Assembly

Four Seasons 40794 Condenser Drier Assembly

Four Seasons 40794 is a new, application-specific A/C condenser and receiver drier assembly for select GM trucks and SUVs. Built as an OE replacement with a parallel flow aluminum condenser core, it supports efficient refrigerant flow and system serviceability for vehicles using R12, R134a, or R1234YF.

The Four Seasons Condenser Drier line focuses on direct-fit HVAC service parts for condenser replacement jobs where the drier is integrated into the assembly. This part number 40794 is made for specific Cadillac Escalade, Chevrolet Silverado, Tahoe, Suburban 3500 HD, and GMC Yukon applications.

Key Features

• Parallel flow condenser core for efficient heat transfer
• Aluminum construction
• Filter drier included
• Gaskets and seals included
• OE replacement design
• Meets or exceeds OEM requirements
• Application-specific fitment
• Supports R12, R134a, and R1234YF refrigerants

Detailed Description

Four Seasons 40794 is an A/C condenser and receiver drier assembly engineered for direct replacement in select Cadillac Escalade, Cadillac Escalade ESV, Chevrolet Silverado 1500, Chevrolet Silverado 2500, Chevrolet Tahoe, Chevrolet Suburban 3500 HD, Chevrolet Cheyenne, GMC Sierra, GMC Sierra 1500, GMC Yukon, and GMC Yukon XL applications. The parallel flow condenser design helps maintain proper refrigerant cooling performance, while the integrated drier supports moisture control within the HVAC system.

This part is a new aluminum OE-style replacement built for application-specific installation. It includes the required sealing components and is listed as a condenser drier assembly for vehicles equipped with or without a transmission oil cooler, depending on the exact application. Part number 40794 also cross-references Eastern Catalytic 40794 for the same application.

What It Helps Fix

• Weak or inconsistent A/C cooling performance
• Leaks at the condenser or receiver drier connection points
• Moisture contamination in the refrigerant circuit
• Restricted refrigerant flow through a damaged condenser assembly
• HVAC service issues on GM truck and SUV platforms

Installation Notes and Tips

• Verify exact vehicle configuration before ordering, especially transmission oil cooler equipment.
• Replace the condenser drier assembly when the original unit is damaged, leaking, or contaminated.
• Inspect system seals and connection surfaces during installation.
• Evacuate and recharge the A/C system according to the correct refrigerant specification for the vehicle.
• Confirm refrigerant type and service procedures for the application before installation.

Quality Assurance

Four Seasons 40794 is a new OE replacement part that meets or exceeds OEM specifications. It is built for direct-fit service on the listed Cadillac, Chevrolet, and GMC applications and is designed to match the original condenser drier assembly requirements for the vehicle platform.