Four Seasons 92118 HVAC Heater Core

Reliable Heater Core Replacement for Lexus GS and IS Models

The Four Seasons Heater Core part number 92118 is designed to restore efficient heating performance in select Lexus vehicles. Engineered with durable aluminum construction, this heater core is compatible with Lexus GS300, GS350, GS430, GS450h, GS460, IS250, IS350, and IS F models, providing a precise fit and reliable operation.

Key Features of Four Seasons Heater Core 92118

• Core dimensions: 10-5/8 inches length, 4 inches width, and 1 inch thickness
• Constructed from corrosion-resistant aluminum for durability
• Core depth and height measure 1.000 inch and 10.625 inches respectively
• Includes two tubes with diameters of 0.4375 inch and 0.6875 inch for proper coolant flow
• Meets or exceeds OEM specifications for quality and fitment
• Non-adjustable pipe positioning for straightforward installation

Detailed Description of the Four Seasons Heater Core

This aluminum heater core from Four Seasons is part of the Heater Core product line, known for delivering dependable HVAC components that meet OEM standards. The 92118 heater core features precise core dimensions that ensure compatibility with various Lexus GS and IS series vehicles. Its aluminum core material offers effective heat transfer and resistance to corrosion, which helps maintain consistent cabin heating performance. The design includes two tubes sized to match factory specifications, ensuring proper coolant circulation without modification.

Common Applications and Issues Addressed

• Restores heating functionality in Lexus GS300, GS350, GS430, GS450h, GS460, IS250, IS350, and IS F models
• Replaces leaking or clogged heater cores causing coolant loss or poor heat output
• Solves issues related to foggy windows due to heater core leaks
• Eliminates unpleasant odors from coolant entering the cabin
• Prevents engine overheating caused by compromised heater core performance

Installation Notes and Tips

Installation of the Four Seasons Heater Core 92118 requires removal of the vehicle’s dashboard or HVAC housing to access the core. Since the pipe positioning is fixed, ensure alignment with existing coolant lines before securing. It is recommended to flush the cooling system prior to installation to prevent contamination. Use OEM or compatible seals and clamps to avoid leaks. Professional installation is advised for optimal results.

Quality Assurance and Warranty

Four Seasons heater cores are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The 92118 heater core undergoes rigorous quality control to maintain consistent dimensions and material integrity. While specific warranty details are not provided here, Four Seasons typically offers limited warranties on their HVAC components to cover defects in materials and workmanship.