{"product_id":"spectra-99377-hvac-heater-core-rear","title":"Spectra 99377 HVAC Heater Core - Rear","description":"\u003ch2\u003eReliable HVAC Heater Core for Select GM and Isuzu Models\u003c\/h2\u003e\u003cp\u003eThe Spectra 99377 HVAC heater core is designed to restore efficient heating performance in your vehicle's climate control system. Engineered for compatibility with various Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models, this heater core ensures proper heat transfer and cabin comfort.\u003c\/p\u003e\u003ch2\u003eKey Features of Spectra 99377 Heater Core\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eDirect replacement HVAC heater core for specific GM and Isuzu vehicles\u003c\/li\u003e\n\u003cli\u003eCompatible with Buick Ascender, Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, and Oldsmobile Bravada models\u003c\/li\u003e\n\u003cli\u003eDurable construction to withstand typical heating system pressures and temperatures\u003c\/li\u003e\n\u003cli\u003eDesigned to maintain optimal coolant flow and heat exchange efficiency\u003c\/li\u003e\n\u003cli\u003ePart number 99377 ensures precise fit and function\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Spectra 99377 heater core is a critical component within the HVAC system, responsible for transferring heat from the engine coolant to the vehicle’s interior. This part is engineered to meet or exceed OEM specifications for the Buick Ascender, Chevrolet Trailblazer, GMC Envoy series, Isuzu Ascender, and Oldsmobile Bravada. Manufactured with quality materials, the heater core supports consistent heating performance and helps prevent coolant leaks and overheating issues. Its design facilitates straightforward integration into the existing HVAC housing, maintaining the integrity of the vehicle’s climate control system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores heating functionality in Buick Ascender and Chevrolet Trailblazer vehicles\u003c\/li\u003e\n\u003cli\u003eEliminates coolant leaks inside the cabin caused by a failing heater core\u003c\/li\u003e\n\u003cli\u003eResolves insufficient cabin heat issues in GMC Envoy and Isuzu Ascender models\u003c\/li\u003e\n\u003cli\u003ePrevents engine overheating related to heater core blockages\u003c\/li\u003e\n\u003cli\u003eAddresses fogging or moisture buildup on windows due to heater core failure\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Spectra 99377 heater core requires removal of the HVAC housing and draining of the cooling system. It is recommended to inspect and replace any worn hoses or seals during installation to ensure a leak-free system. Proper bleeding of the cooling system after installation is essential to avoid air pockets and maintain heating efficiency. Refer to the vehicle’s service manual for detailed removal and installation procedures specific to Buick, Chevrolet, GMC, Isuzu, and Oldsmobile models.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eSpectra provides this heater core with quality assurance to meet industry standards for durability and performance. While specific warranty details are not provided here, Spectra parts typically come with a limited warranty against manufacturing defects. Verify warranty terms with the product documentation or supplier at the time of purchase.\u003c\/p\u003e","brand":"Spectra","offers":[{"title":"Default Title","offer_id":52180278902965,"sku":"BCNK-99377","price":36.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/SQ_99377_Fro.jpg?v=1775591604","url":"https:\/\/www.partcatalog.com\/products\/spectra-99377-hvac-heater-core-rear","provider":"PartCatalog","version":"1.0","type":"link"}