Four Seasons 92139 HVAC Heater Core

Four Seasons 92139 Heater Core Overview

The Four Seasons 92139 heater core is an aluminum HVAC heater core built for direct replacement service in select Honda and Acura applications. It is engineered to meet or exceed OEM requirements and is sized for the factory heater core location in compatible vehicles.

Compatible with 2003-2007 Honda Accord and 2004-2008 Acura TSX heater core applications, this part supports reliable cabin heat performance when the original core is leaking, restricted, or no longer transferring heat effectively. Four Seasons heater core 92139 is a practical OE-style replacement for common HVAC repair work.

Key Features

• Aluminum heater core construction
• Meets or exceeds OEM specifications
• Core dimensions: 6-3/4 in. height, 10-3/4 in. width, 5/8 in. depth
• Tube dimensions: 11 in. and 0.75 in.
• Direct-fit HVAC heater core for select Honda Accord and Acura TSX models
• Four Seasons part number 92139

Detailed Description

Four Seasons 92139 is a heater core / aluminum heater core designed for the HVAC system in select 2003-2007 Honda Accord and 2004-2008 Acura TSX vehicles. The aluminum core material supports efficient heat transfer, while the listed dimensions help match the factory heater core housing and connections. This part cross-references Dorman - HELP 91139 for the same application.

As part of the Four Seasons Heater Core line, this component is intended for repair technicians and vehicle owners replacing a failed heater core in a Honda Accord or Acura TSX. The fitment coverage and OEM-level specification make it a straightforward choice for restoring heater output in the correct vehicle applications.

Common Repair Uses

• Loss of cabin heat in cold weather
• Coolant odor or moisture inside the HVAC case
• Heater core leakage from age or corrosion
• Restricted coolant flow through the heater circuit
• Uneven or weak defrost performance tied to heater output

Installation Notes and Tips

Verify the vehicle year, make, and model before ordering. Confirm heater core dimensions and tube orientation against the original part, especially when servicing a 2003-2007 Honda Accord or 2004-2008 Acura TSX. Because heater core replacement often requires access through the HVAC case, inspect related hoses, clamps, and coolant condition during service.

Quality Assurance

Four Seasons 92139 is listed as meeting or exceeding OEM requirements for the specified applications. The aluminum construction and application-specific sizing support consistent replacement quality for HVAC repair work.