{"product_id":"acdelco-gold-exhaust-oxygen-sensor-19473526-oe-fit-o2-sensor-improved-fuel-economy","title":"ACDelco Gold Exhaust Oxygen Sensor 19473526 — OE-fit O2 Sensor, Improved Fuel Economy","description":"\u003cp\u003e\u003cstrong\u003eThe ACDelco Gold 19473526 Exhaust Oxygen Sensor is a premium replacement O2 sensor that measures unburned oxygen in exhaust gases to help the engine management system optimize performance and emissions.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis ACDelco Gold (Professional) sensor is designed as a high-quality alternative to original equipment parts, built to meet specifications for fit, form, and function across General Motors vehicles and many other makes. Backed by the engineering standards associated with ACDelco and GM, the 19473526 aims to restore accurate oxygen readings at the exhaust and support proper fuel control, emission management, and drivability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this oxygen sensor affect engine performance and emissions?\u003c\/h3\u003e\n\u003cp\u003eAn accurate O2 sensor reports the level of unburned oxygen in exhaust gases to the engine control unit (ECU), enabling precise fuel mixture adjustments. When functioning correctly, the sensor helps maintain smooth operation, improved fuel economy, and reduced tailpipe emissions without changing other engine systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eProvides the ECU with real-time oxygen-content data for air\/fuel ratio control\u003c\/li\u003e\n  \u003cli\u003eHelps prevent overly rich or lean running conditions that harm efficiency\u003c\/li\u003e\n  \u003cli\u003eSupports emission-system components like catalytic converters by stabilizing inputs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the fit and compatibility advantages of the ACDelco Gold 19473526?\u003c\/h3\u003e\n\u003cp\u003eThis part is manufactured to meet the physical and electrical specifications required for many GM models and is also compatible with numerous other applications where the OE sensor shares the same specifications. It’s engineered for straightforward replacement so you can expect proper connector fit, thread engagement, and sensor response characteristics.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMade to match OE dimensions and connector types for reliable installation\u003c\/li\u003e\n  \u003cli\u003eCompatible with multiple vehicle makes when the OE specification matches\u003c\/li\u003e\n  \u003cli\u003eSupplied as a premium aftermarket option with ACDelco\/GM backing\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow will installing this sensor change my maintenance routine?\u003c\/h3\u003e\n\u003cp\u003eReplacing a worn or faulty oxygen sensor returns accurate exhaust sensing to the vehicle’s control system, which can reduce rough idling, hesitation, and diagnostic trouble codes tied to the emissions system. After installation, routine vehicle maintenance remains the same, but you should confirm the check-engine light is cleared and fuel trim values are within expected ranges.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCan clear OBD-II codes related to oxygen sensor faults when replaced\u003c\/li\u003e\n  \u003cli\u003eRestores correct air\/fuel feedback without additional tuning in most cases\u003c\/li\u003e\n  \u003cli\u003eReduces the chance of catalytic converter stress from prolonged incorrect fueling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I know about installation and durability?\u003c\/h3\u003e\n\u003cp\u003eThe ACDelco Gold sensor is engineered for durability in exhaust-system conditions—heat, vibration, and corrosive gases—while providing long-term signal reliability. Installation typically follows OEM procedures: locate the sensor upstream or downstream as required, remove the old unit, torque the new sensor to spec, and reconnect the wiring harness.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConstructed for exhaust-environment resilience and consistent signal output\u003c\/li\u003e\n  \u003cli\u003eInstalled using standard O2-sensor sockets and OEM torque values\u003c\/li\u003e\n  \u003cli\u003eWiring and connector designed to match factory harnesses for plug-and-play fit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The ACDelco Gold 19473526 is aimed at vehicle owners, fleet managers, and independent technicians seeking an OE-quality oxygen sensor replacement that restores accurate exhaust oxygen monitoring. It’s especially appropriate for drivers of General Motors vehicles that require this part number, and for anyone wanting a trusted aftermarket option that meets established fit and performance expectations.\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 sensor fit my GM vehicle?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: If your vehicle lists ACDelco 19473526 or the equivalent OE specification, this sensor is designed to fit. Check your VIN or parts catalog to confirm compatibility.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I replace the oxygen sensor myself?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—if you have basic mechanical skills and the right O2-sensor socket. Follow torque specs, disconnect the battery, and clear any diagnostic codes after installation.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"ACDelco","offers":[{"title":"Default Title","offer_id":48085625536670,"sku":"B0F7N6Z152","price":44.3,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/acdelco-gold-19473526-front-view.jpg?v=1785875182","url":"https:\/\/northtrailauto.ca\/products\/acdelco-gold-exhaust-oxygen-sensor-19473526-oe-fit-o2-sensor-improved-fuel-economy","provider":"North Trail Auto","version":"1.0","type":"link"}