{"product_id":"joyojuma-knock-sensor-wiring-harness-kit-for-gm-4-8l-6-0l-v8-2-sensors-intake-manifold-gaskets-oe-fit","title":"JOYOJUMA Knock Sensor \u0026 Wiring Harness Kit for GM 4.8L–6.0L V8 — 2 Sensors + Intake Manifold Gaskets, OE Fit","description":"\u003cp\u003e\u003cstrong\u003eJOYOJUMA's kit replaces worn knock sensors, wiring harnesses, and intake manifold gaskets for many GM 4.8L–6.0L V8 engines, restoring reliable engine knock detection and sealing.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis comprehensive replacement kit is built to fit a broad range of GM trucks and SUVs — including Chevy Suburban, Silverado, Avalanche, Tahoe, GMC Sierra, Yukon, and select Cadillacs — with engine sizes from 4.8L to 6.0L. The package groups two knock sensors, a dedicated knock-sensor harness, and two intake manifold gasket sets so you can address both sensor faults and intake sealing in one service. Components are made from corrosion-resistant materials and each sensor undergoes vibration testing to help ensure durable operation under real-world conditions.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit improve engine sensing and performance?\u003c\/h3\u003e\n\u003cp\u003eReplacing failed knock sensors or a damaged harness restores the engine control module’s ability to detect detonation and adjust timing appropriately. Fresh sensors and a reliable harness reduce false readings and intermittent faults that can trigger check-engine lights or degraded running behavior. The intake gaskets included also fix vacuum leaks that might affect sensor readings or idle quality.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTwo OE-fit knock sensors to match factory fitment and signal response.\u003c\/li\u003e\n  \u003cli\u003eOne harness designed to resist corrosion and avoid brittle breakage.\u003c\/li\u003e\n  \u003cli\u003eTwo intake manifold gasket sets to reseal runners and prevent leaks.\u003c\/li\u003e\n  \u003cli\u003eMultiple OE reference numbers covered for easier part matching.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhich vehicles and engines are compatible with this kit?\u003c\/h3\u003e\n\u003cp\u003eThe kit is intended for GM trucks and SUVs that use the 4.8L, 5.3L, or 6.0L V8 engines across many model years. It lists compatibility with a range of Chevy and GMC heavy-duty models and selected Cadillac and Buick applications; check your OEM reference numbers to confirm fitment before ordering. Exact fit depends on engine family and production year, so comparing part numbers ensures a correct match.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eFits Chevy Silverado (1500\/2500\/3500), Suburban, Tahoe, Avalanche.\u003c\/li\u003e\n  \u003cli\u003eFits GMC Sierra (1500\/2500\/3500), Yukon, C3500 models noted in listing.\u003c\/li\u003e\n  \u003cli\u003eAlso compatible with select Cadillac and Buick GM 4.8L–6.0L engines.\u003c\/li\u003e\n  \u003cli\u003eCross-references include OE numbers such as 12601822, 12589867, 917-033, and others.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat quality and testing standards are included with JOYOJUMA parts?\u003c\/h3\u003e\n\u003cp\u003eEach knock sensor in the kit has been verified through accelerometer vibration testing to simulate harsh operating conditions and confirm signal reliability. The wiring harness uses corrosion-resistant materials and reinforced connectors to minimize cracking or electrical failure. Intake gaskets are manufactured to maintain proper sealing under thermal cycling common in V8 intake systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e100% vibration-tested sensors to detect durability under stress.\u003c\/li\u003e\n  \u003cli\u003eCorrosion-resistant harness materials for longer service life.\u003c\/li\u003e\n  \u003cli\u003eIntake gaskets engineered for consistent sealing at manifold interfaces.\u003c\/li\u003e\n  \u003cli\u003eReplaces multiple OE part numbers for easier retrofit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat comes in the box and what warranty covers it?\u003c\/h3\u003e\n\u003cp\u003eThe shipment includes two knock sensors, a single knock-sensor wiring harness, and two intake manifold gasket sets — enough to service both banks on most V8 applications covered. JOYOJUMA backs this kit with a two-year warranty; contact the seller for replacement or refund if defects appear during normal use. Keep your receipt and vehicle details handy when requesting support.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e2 x knock sensors, 1 x knock-sensor harness, 2 x intake manifold gasket sets.\u003c\/li\u003e\n  \u003cli\u003eCoverage: two-year limited warranty and customer support for exchanges\/refunds.\u003c\/li\u003e\n  \u003cli\u003eDesigned to replace listed OE numbers for simpler installation matching.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This kit is intended for DIY mechanics and professional technicians working on GM 4.8L–6.0L V8 engines who need a reliable replacement for failing knock sensors, damaged harnesses, or leaking intake gaskets. It’s especially useful when an engine has a check-engine code related to knock detection or when intake sealing is suspected; the all-in-one package reduces parts hunting and downtime for common repair jobs.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this kit fit my 2003 Chevy Silverado 1500 5.3L?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Likely yes if your engine is a GM 4.8L\/5.3L\/6.0L and matches listed OE numbers; verify against part references before purchase.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the kit include a warranty?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — JOYOJUMA provides a two-year warranty with options for replacement or refund for covered defects.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"JOYOJUMA","offers":[{"title":"Default Title","offer_id":48086468853918,"sku":"B0DJQZRQVF","price":49.94,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/joyojuma-kit-packaging-front.jpg?v=1785898769","url":"https:\/\/northtrailauto.ca\/products\/joyojuma-knock-sensor-wiring-harness-kit-for-gm-4-8l-6-0l-v8-2-sensors-intake-manifold-gaskets-oe-fit","provider":"North Trail Auto","version":"1.0","type":"link"}