{"product_id":"ignition-coil-spark-plugs-for-oldsmobile-alero-1999-2004-3-4l-v6","title":"Ignition Coil \u0026 Spark Plugs for Oldsmobile Alero (1999-2004) 3.4L V6","description":"\u003ch2\u003eDirect-Replacement Ignition Coil \u0026amp; Spark Plugs for 1999-2004 Oldsmobile Alero\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong\u003eRestoring optimal spark delivery and combustion efficiency:\u003c\/strong\u003e This comprehensive ignition service kit replaces degraded factory coil packs and fouled spark plugs to eliminate misfires, rough idling, and hesitation in the 3.4L V6 LA1 engine.\u003c\/p\u003e\n\n\u003ch3\u003eThe Stock Alero Waste-Spark Ignition Weakness\u003c\/h3\u003e\n\u003cp\u003eThe factory distributorless ignition system (DIS) on the GM N-Body relies on a waste-spark setup where three coil packs fire pairs of cylinders simultaneously. Over thousands of heat cycles, the epoxy resin sealing the OEM coil windings degrades, leading to internal arcing and voltage leaks. This thermal breakdown is exacerbated by the 3.4L's upper intake manifold design, which traps heat near the ignition control module. Furthermore, standard factory copper or worn platinum plugs experience electrode erosion, widening the plug gap. This increases the voltage demand on the already stressed coil packs, creating a cascading failure loop that results in persistent P0300-series misfire codes, reduced fuel economy, and unburnt fuel damaging the catalytic converter.\u003c\/p\u003e\n\n\u003ch3\u003eThe Engineering Solution\u003c\/h3\u003e\n\u003cp\u003eThis ignition upgrade kit interrupts the misfire cycle by utilizing high-grade dielectric epoxy and reinforced polymer housings that resist heat soak and voltage bleed-through. The replacement coil packs feature optimized primary and secondary copper windings, ensuring high-energy spark transfer even under heavy engine load. Paired with six NGK spark plugs, the system benefits from superior metallurgy that minimizes electrode wear and maintains a precise spark gap over extended mileage. Manufactured in an ISO\/TS16949 certified facility, these components maintain stringent OEM tolerances for direct plug-and-play fitment onto the factory ignition control module, restoring proper cold start reliability, smoothing out the idle, and maximizing the 3400 V6's combustion efficiency.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable width=\"100%\" style=\"border-collapse: collapse; border: 1px solid #e0e0e0; font-size: 14px;\"\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e1999-2004 Oldsmobile Alero\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eEngine \/ Chassis\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e3.4L LA1 V6 \/ GM N-Body\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background-color: #f9f9f9;\"\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003eStock Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003e170 hp \/ 200 lb-ft (Approx)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:8px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:8px;\"\u003eC849SPEC, 2-5192, 10467067, D545\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1999 Oldsmobile Alero 3.4L V6\u003c\/li\u003e\n  \u003cli\u003e2000 Oldsmobile Alero 3.4L V6\u003c\/li\u003e\n  \u003cli\u003e2001 Oldsmobile Alero 3.4L V6\u003c\/li\u003e\n  \u003cli\u003e2002 Oldsmobile Alero 3.4L V6\u003c\/li\u003e\n  \u003cli\u003e2003 Oldsmobile Alero 3.4L V6\u003c\/li\u003e\n  \u003cli\u003e2004 Oldsmobile Alero 3.4L V6\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eThe Oldsmobile Daily-Driver Reliability\u003c\/h3\u003e\n\u003cp\u003eEngineered for dependable everyday performance, this ignition overhaul ensures your N-Body platform starts cleanly and runs efficiently without throwing check engine lights, keeping your Alero reliably on the road.\u003c\/p\u003e","brand":"VelocityMax","offers":[{"title":"Default Title","offer_id":50066454774008,"sku":"DS-EUOTR76OV","price":109.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/1290\/2648\/files\/ignition-coil-spark-plugs-for-oldsmobile-alero-1999-2004-3-4l-v6-1.jpg?v=1785285860","url":"https:\/\/performancechiptuning.com\/es\/products\/ignition-coil-spark-plugs-for-oldsmobile-alero-1999-2004-3-4l-v6","provider":"Performance Chip Tuning","version":"1.0","type":"link"}