Four Seasons 90043 HVAC Heater Core

Reliable Heater Core Replacement for Chrysler, Dodge, and Mitsubishi

The Four Seasons Heater Core 90043 is designed to restore efficient heating performance in select Chrysler, Dodge, and Mitsubishi vehicles. Engineered with durable aluminum construction, this heater core ensures consistent heat transfer and long-lasting operation for models like the Cirrus, Eclipse, Sebring, and Stratus.

• Core dimensions: 5-1/4" length, 10-1/2" width, 1-1/8" thickness
• Constructed from corrosion-resistant aluminum
• Tube diameter: 0.625 inches (15.875 mm) for both inlet and outlet
• Meets or exceeds OEM specifications for reliable fit and function
• Compatible with Chrysler Cirrus, Dodge Stratus, Dodge Sebring, and Mitsubishi Eclipse

Four Seasons Heater Core Product Line Overview

The Four Seasons Heater Core line focuses on delivering precise fitment and durable materials to maintain vehicle HVAC system efficiency. This aluminum heater core model 90043 is part of that line, offering a balance of thermal performance and corrosion resistance. It is engineered to meet or exceed original equipment manufacturer standards, ensuring dependable heating for your vehicle’s cabin.

Detailed Product Description and Specifications

This HVAC heater core features a core height of 5.25 inches, width of 10.5 inches, and a depth of 1.125 inches, providing optimal surface area for heat exchange. The aluminum core material enhances heat conductivity while resisting corrosion, which is critical for longevity in automotive heating systems. Both inlet and outlet tubes measure 0.625 inches in diameter, matching OEM dimensions for straightforward installation without adjustable pipe positioning.

Common Applications and Problem Resolution

• Restores heating performance in Chrysler Cirrus, Dodge Sebring, Dodge Stratus, and Mitsubishi Eclipse
• Resolves issues with insufficient cabin heat output
• Addresses coolant leaks within the heater core assembly
• Eliminates fogging caused by heater core failure
• Prevents overheating due to blocked or damaged heater cores

Installation Notes and Tips

Ensure the vehicle’s cooling system is properly drained before removing the old heater core. Verify that the replacement heater core 90043 matches the original dimensions and tube sizes. Since this model does not feature adjustable pipe positioning, confirm alignment with existing HVAC hoses. After installation, refill and bleed the cooling system to prevent air pockets and ensure optimal heater performance.

Quality Assurance and Warranty Information

The Four Seasons Heater Core 90043 meets or exceeds OEM standards, providing reliable performance and durability. Manufactured with corrosion-resistant aluminum, it is designed for long service life in demanding automotive environments. Please refer to Four Seasons’ warranty policy for specific coverage details.