One Stop Solutions 98973 HVAC Heater Core

OE-Style Heater Core for Altima

This One Stop Solutions HVAC heater core is built for direct replacement in 2002-2006 Nissan Altima applications. Part number 98973 is engineered to match original equipment form and function while using premium aluminum construction for dependable heat transfer and fitment.

• Drop-in fit, form, and function for OE-style replacement
• Premium grade aluminum construction for added durability
• Cadmium-plated tubes inside and out to help resist premature failure
• Individually pressure tested before release
• Includes necessary foam and accessories for the unit
• Built to address original design weaknesses in high-mileage vehicles
• Cycle, vibration, burst, and environmental testing used in validation

Detailed Product Overview

OSC Premium New Automotive Heater Cores are designed as direct replacements for the original heater core in the 2002-2006 Nissan Altima. This HVAC heater core uses aluminum throughout and is intended as a replacement for copper-designed units, with plated tubes and tested construction to support long-term service in demanding heating and cooling systems. If you are searching for a 2002 Nissan Altima heater core, a 2006 Nissan Altima HVAC heater core, or part number 98973 for a Nissan Altima heater core replacement, this unit matches the listed application.

This part cross-references SKF 99184 for the same application.

Common Issues This Part May Resolve

• Loss of cabin heat from a leaking or restricted heater core
• Coolant odor inside the vehicle from heater core seepage
• Fogging or film on the windshield caused by HVAC coolant leakage
• Reduced heater performance in high-mileage Nissan Altima models
• Failure related to original design weaknesses in the factory core

Installation Notes and Tips

Verify the vehicle is a 2002-2006 Nissan Altima before ordering. Compare the original core dimensions, tube layout, and HVAC connections to confirm a proper match with part number 98973. Flush the cooling system and inspect hoses, clamps, and coolant condition before installation to help protect the replacement heater core.

Quality Assurance

Each heater core is individually pressure tested, and the design is validated through cycle, vibration, burst, and environmental testing. The aluminum construction and plated tubes are selected to improve durability in everyday HVAC service.