{"product_id":"gm-genuine-parts-heated-oxygen-sensor-afs106-19355306-oem-o2-sensor-heated-direct-fit","title":"GM GENUINE PARTS Heated Oxygen Sensor AFS106 (19355306) — OEM O2 Sensor, Heated, Direct-Fit","description":"\u003cb\u003eThe GM Genuine Parts AFS106 (19355306) heated oxygen sensor is an OEM-quality O2 sensor that measures exhaust oxygen to help the engine control module tune air\/fuel balance.\u003c\/b\u003e\n\n\u003cp\u003eThis GM Genuine Parts heated oxygen sensor is engineered and validated to the same standards used by General Motors for production and service parts. Installed in the exhaust stream, it senses the oxygen level in exhaust gases and provides feedback to the vehicle’s engine control module (ECM) so air\/fuel mixtures can be adjusted toward the ideal stoichiometric ratio. That helps the powertrain manage emissions, combustion efficiency, and fuel use while maintaining proper system diagnostics.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the AFS106 sensor affect engine performance and emissions?\u003c\/h3\u003e\n\u003cp\u003eThe oxygen sensor provides continuous feedback on exhaust composition so the ECM can trim fuel delivery. When the sensor reports accurate oxygen readings, the engine can operate closer to the manufacturer’s target air\/fuel ratio for balanced combustion. This improves drivability and supports the vehicle’s emissions control systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eHeated sensing element reaches operating temperature faster for reliable early feedback\u003c\/li\u003e\n  \u003cli\u003eDirect-fit connector and mounting match GM OE specifications\u003c\/li\u003e\n  \u003cli\u003eDurable materials resist exhaust heat and contaminants for longer service life\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat makes this a GM Genuine Parts (OE) sensor versus aftermarket options?\u003c\/h3\u003e\n\u003cp\u003eGM Genuine Parts are designed or validated by GM engineers to meet the same fit, form and function used on original vehicles. The AFS106 follows GM’s specifications for electrical characteristics, connector type, and mounting footprint, reducing the risk of installation issues or diagnostic faults that can arise with incompatible replacements.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eEngineered and tested to GM standards for compatibility and performance\u003c\/li\u003e\n  \u003cli\u003ePreviously appearing parts may have been listed under ACDelco GM Original Equipment\u003c\/li\u003e\n  \u003cli\u003eBacked by GM part numbering and validation for Chevrolet, Buick, GMC, and Cadillac models\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I know when the oxygen sensor needs replacing?\u003c\/h3\u003e\n\u003cp\u003eSymptoms of a failing oxygen sensor include reduced fuel economy, rough idle, persistent check-engine light codes related to O2 circuits, or failed emissions inspections. Because the sensor affects closed-loop fuel control, any inconsistent or slow response can trigger diagnostic trouble codes and noticeable drivability changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eCheck-engine light with O2-sensor-related codes (P0130–P0167 ranges)\u003c\/li\u003e\n  \u003cli\u003eNoticeable drop in highway or city fuel mileage\u003c\/li\u003e\n  \u003cli\u003eRough running, hesitation, or poor cold-start behavior\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat should I consider for installation and compatibility?\u003c\/h3\u003e\n\u003cp\u003eThe AFS106 is a direct-replacement heated oxygen sensor designed to match GM OE fitment. Always verify the GM part number and vehicle application before ordering; correct connector style, thread pitch, and sensor length are essential for a trouble-free fit. Replacement typically requires basic hand tools, an oxygen sensor socket, and proper torque to avoid exhaust leaks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eConfirm fit with GM part number AFS106 (19355306) and vehicle application\u003c\/li\u003e\n  \u003cli\u003eUse sensor socket and proper torque; avoid damaging threads or wiring harness\u003c\/li\u003e\n  \u003cli\u003eHeated design requires compatible wiring and ECM circuits—match to original sensor type\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho this is for: The GM Genuine Parts AFS106 heated oxygen sensor is intended for owners, independent shops, and fleet technicians seeking an OEM-specified replacement for GM vehicles. It’s a suitable choice when you want a direct-fit part validated by GM engineers to preserve emissions performance, diagnostic accuracy, and expected drivability without the uncertainty of unknown aftermarket alternatives.\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: Is the AFS106 a direct fit for GM vehicles?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—AFS106 (19355306) is an OE-design sensor meant to match GM specifications; confirm your vehicle’s compatibility before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does this sensor include a heater circuit?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The AFS106 is a heated oxygen sensor, which helps the sensor reach operating temperature faster for quicker feedback.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"GM GENUINE PARTS","offers":[{"title":"Default Title","offer_id":48084052148382,"sku":"B09J6P6CC6","price":84.32,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/gm-afs106-sensor-front-view.jpg?v=1785844800","url":"https:\/\/northtrailauto.ca\/products\/gm-genuine-parts-heated-oxygen-sensor-afs106-19355306-oem-o2-sensor-heated-direct-fit","provider":"North Trail Auto","version":"1.0","type":"link"}