Four Seasons 96122 HVAC Heater Core

Four Seasons 96122 Heater Core

Four Seasons 96122 is an aluminum HVAC heater core built for dependable cabin heat and stable coolant-to-air heat transfer. This heater core is engineered and tested for long service life, making it a practical replacement for a leaking, restricted, or inefficient heater core in vehicles such as Honda Civic and Toyota Corolla applications where proper interior heat matters.

Key Features

• Aluminum heater core construction for efficient heat transfer
• Core depth: 2.5 in.
• Core height: 8.25 in.
• Core width: 7 in.
• Tube size: 0.625 in. / 15.88 mm
• Four Seasons Heater Core line for HVAC repair applications
• Part number 96122 for direct reference during ordering and lookup

Product Details

This Four Seasons heater core, part number 96122, is part of the brand’s Heater Core line and uses an aluminum core design with 0.625-inch tubes. The compact 2.5-inch depth, 8.25-inch height, and 7-inch width make it a precise HVAC replacement component for restoring heater performance when the original core is clogged, corroded, or leaking. Four Seasons states its mobile A/C and HVAC products are engineered and tested for years of trouble-free operation, drawing on more than 50 years of experience in the category.

This part cross-references Global Parts Distributors LLC 1813010 for the same application.

Common Repair Symptoms

• Weak or uneven heat from the vents
• Coolant odor inside the cabin
• Fogging or film on the windshield from heater core leakage
• Loss of heater output after coolant contamination or internal blockage
• Temperature control issues in the HVAC system

Installation Notes

Verify core dimensions, tube size, and HVAC case fitment before installation. Drain the cooling system, inspect hoses and seals, and flush the system if contamination or corrosion is present. Confirm the vehicle application by year, make, and model before ordering; this heater core is commonly searched for Honda Civic and Toyota Corolla heater core replacement needs, but final fitment should always be matched to the vehicle’s HVAC configuration.

Quality Assurance

Four Seasons backs this heater core with product engineering and testing focused on long-term operation. The brand’s HVAC experience supports a repair that is intended to restore reliable cabin heat with a properly matched replacement part.