{"product_id":"walker-350-34489-oxygen-sensor","title":"Walker 350-34489 Oxygen Sensor - Downstream, Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker 350-34489 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Walker 350-34489 oxygen sensor is designed specifically for select Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, and Saab models. This heated oxygen sensor ensures accurate emissions control and optimal engine performance by monitoring exhaust gases effectively.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for models like Buick LaCrosse, Chevrolet Impala, GMC Canyon, and Saab 9-5\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003e17.24 inches wiring harness length with 4 wires of 20 gauge\u003c\/li\u003e\n\u003cli\u003eRadiused polygon female connector for secure connection\u003c\/li\u003e\n\u003cli\u003eOverall length of 20.79 inches for proper installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products Aftermarket oxygen sensor (part number 350-34489) is engineered to meet the exact specifications of your vehicle’s emission system. Featuring a heated sensor element, it provides quicker warm-up times compared to non-heated sensors, which helps reduce emissions during cold starts. The sensor includes a 17.24-inch wiring harness with four 20-gauge wires, ensuring reliable electrical connectivity. Its radiused polygon female connector and threaded mounting type with an 18.0 mm thread diameter allow for a precise and secure fit. The overall length of 20.79 inches accommodates proper placement within the exhaust system.\u003c\/p\u003e\u003ch2\u003eWalker Products Aftermarket Line\u003c\/h2\u003e\u003cp\u003eThe Walker Products Aftermarket line focuses on delivering emission control components that meet or exceed OEM standards. This oxygen sensor is part of that line, designed to provide specific fitment and reliable performance for a range of domestic and import vehicles. By adhering to strict manufacturing standards, Walker ensures that each sensor supports proper engine management and emissions compliance.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores accurate oxygen sensing for improved fuel efficiency\u003c\/li\u003e\n\u003cli\u003eHelps resolve check engine light codes related to oxygen sensor failure\u003c\/li\u003e\n\u003cli\u003eReduces rough idling and engine hesitation caused by faulty sensors\u003c\/li\u003e\n\u003cli\u003eSupports proper catalytic converter function by providing correct air-fuel ratio data\u003c\/li\u003e\n\u003cli\u003ePrevents increased emissions due to sensor degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure vehicle compatibility with Buick, Cadillac, Chevrolet, GMC, Hummer, Isuzu, and Saab models listed\u003c\/li\u003e\n\u003cli\u003eUse appropriate tools for threaded installation to avoid damage to the sensor or exhaust manifold\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle’s wiring harness (radiused polygon female connector)\u003c\/li\u003e\n\u003cli\u003eHandle wiring harness carefully to prevent damage to the 20-gauge wires\u003c\/li\u003e\n\u003cli\u003eFollow vehicle manufacturer torque specifications for mounting\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products Aftermarket oxygen sensors are manufactured to meet stringent quality standards. While specific warranty details for part number 350-34489 may vary, Walker typically offers coverage against defects in materials and workmanship. This ensures dependable performance and peace of mind when replacing your vehicle’s oxygen sensor.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43538292834485,"sku":"DKHD-350-34489","price":47.07,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_35034489_Fro.jpg?v=1774892097","url":"https:\/\/www.partcatalog.com\/products\/walker-350-34489-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}