Four Seasons 92359 HVAC Heater Core

Four Seasons 92359 Heater Core Overview

The Four Seasons 92359 heater core is a specific-fit HVAC heater core built with an aluminum core material for direct replacement service. It is engineered to meet or exceed OEM requirements and is listed for 2006-2010 INFINITI M35 and 2006-2010 INFINITI M45 heater core applications.

For buyers searching for a heater core for 2006-2010 INFINITI M35 or a heater core for 2006-2010 INFINITI M45, this Four Seasons heater core provides the correct fitment profile and dimensions for the application. The Four Seasons 92359 part number is also referenced by several aftermarket cross numbers for the same use case.

Key Features

• Specific-fit HVAC heater core for direct application matching
• Aluminum core construction
• Core dimensions: 7-3/4 in. length, 6-1/2 in. width, 1-3/8 in. thickness
• Tube size: 0.75 in. / 19.05 mm on both connections
• Meets or exceeds OEM specifications
• Compatible with 2006-2010 INFINITI M35 and 2006-2010 INFINITI M45 heater core applications

Product Details

Four Seasons Heater Core 92359 is part of the brand’s heater core line and is built as an aluminum heater core for HVAC repair and replacement. The specific-fit design helps match the original heater core dimensions and connection sizes, which is important when servicing the heating system in INFINITI M35 and INFINITI M45 models from 2006 through 2010. This part cross-references Dorman - HELP 91359 and APDI 9010673 for the same application.

Use this heater core when replacing a leaking, restricted, or heat-reduced core in the vehicle’s HVAC system. The Four Seasons 92359 part number is a direct reference for shoppers comparing replacement options for these INFINITI applications.

Common Issues This Part May Solve

• Weak or inconsistent cabin heat
• Coolant odor inside the vehicle
• Coolant leakage from the HVAC heater core area
• Restricted coolant flow through the heater core
• Fogging or dampness related to heater core seepage

Installation Notes and Tips

Verify the vehicle’s year, model, and HVAC configuration before installation. Compare the original core dimensions, tube size, and pipe orientation to the replacement part before reassembly. Because heater core replacement often requires access through the HVAC case, inspect related hoses, clamps, and coolant condition during service. Confirm fitment for 2006-2010 INFINITI M35 and 2006-2010 INFINITI M45 before ordering.

Quality Assurance

This Four Seasons heater core is listed as meeting or exceeding OEM requirements and is built for specific-fit replacement service. Four Seasons is a recognized HVAC parts brand, and the 92359 heater core is cataloged for consistent application matching in the INFINITI M35 and INFINITI M45 platform.