{"product_id":"spectra-98321-hvac-heater-core","title":"Spectra 98321 HVAC Heater Core","description":"\u003ch2\u003eSpectra 98321 HVAC Heater Core for Nissan\u003c\/h2\u003e\u003cp\u003eThe Spectra 98321 HVAC heater core is a direct-fit replacement for select Nissan D21 and Nissan Pathfinder applications. It is built to meet or exceed the performance of the original equipment unit it replaces, with manufacturing and quality control focused on consistent heat transfer and fitment.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHVAC heater core for select Nissan heating systems\u003c\/li\u003e\n\u003cli\u003eOE-style replacement for 1993-1994 Nissan D21 and 1988-1993 Nissan Pathfinder\u003c\/li\u003e\n\u003cli\u003eEngineered to match original equipment performance targets\u003c\/li\u003e\n\u003cli\u003ePart number 98321 for easy identification and ordering\u003c\/li\u003e\n\u003cli\u003eCross-reference: APDI 9010311\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eUse the Spectra 98321 heater core when servicing the cabin heat circuit on a 1993-1994 Nissan D21 or a 1988-1993 Nissan Pathfinder. This HVAC heater core is manufactured with attention to dimensional accuracy and thermal performance so it can replace the original unit in the vehicle’s heater box. For buyers searching Nissan D21 heater core replacement or Nissan Pathfinder heater core 1988-1993, 98321 provides a straightforward OE-style solution.\u003c\/p\u003e\u003cp\u003eThis part cross-references APDI 9010311 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Problems It Can Address\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWeak or uneven cabin heat\u003c\/li\u003e\n\u003cli\u003eCoolant odor inside the vehicle\u003c\/li\u003e\n\u003cli\u003eMoisture or fogging from a leaking heater core\u003c\/li\u003e\n\u003cli\u003eRestricted heat output from an aging HVAC core\u003c\/li\u003e\n\u003cli\u003eReplacement of a corroded or damaged factory heater core\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires access to the HVAC case and should follow the vehicle service procedure for the specific Nissan model. Inspect hoses, clamps, and coolant condition before reassembly, and verify the system is properly bled after installation. Confirm fitment by matching the vehicle year and model to the listed applications for the 1993-1994 Nissan D21 and 1988-1993 Nissan Pathfinder.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eSpectra Premium states that its HVAC heater cores are produced with engineering, manufacturing technology, and quality control processes intended to meet or exceed original equipment performance.\u003c\/p\u003e","brand":"Spectra","offers":[{"title":"Default Title","offer_id":52832335233205,"sku":"BCNK-98321","price":115.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SQ_98321_Fro.jpg?v=1784700913","url":"https:\/\/www.partcatalog.com\/products\/spectra-98321-hvac-heater-core","provider":"PartCatalog","version":"1.0","type":"link"}