Spectra 99334 HVAC Heater Core

Spectra 99334 HVAC Heater Core

Spectra 99334 is an HVAC heater core built for direct replacement in select Nissan heating systems. It is engineered to meet or exceed original equipment performance, making it a practical choice for restoring cabin heat and defrost function in Nissan Maxima and Nissan Altima applications.

• HVAC heater core for select Nissan Maxima and Nissan Altima models
• OE-style replacement for heating system service
• Built with manufacturing controls aimed at consistent fit and performance
• Cross-references OSC 99334 for the same application
• Part number: 99334

Application Coverage

• Fits 2015 Nissan Maxima, N/A, to Apr/01/2015
• Fits 2009-2014 Nissan Maxima, N/A
• Fits 2007-2013 Nissan Altima, N/A

What This Heater Core Helps Address

• Weak or uneven cabin heat
• Cool air from the vents when heat is selected
• Defroster performance problems caused by poor heater output
• Coolant odor inside the cabin from a leaking heater core
• Restricted heat transfer in the HVAC system

Installation Notes and Tips

Verify vehicle year, model, and build date before ordering, especially for 2015 Nissan Maxima vehicles built after Apr/01/2015. Compare the original heater core and HVAC connections to confirm proper application before installation. Professional HVAC service is recommended because heater core replacement often requires access to the dash or heater case.

Quality Assurance

Spectra Premium states that its heater cores are produced with engineering, manufacturing technology, and quality control processes intended to meet or exceed original equipment performance. Part number 99334 is a direct-reference replacement for select Nissan heating system applications.