{"product_id":"walker-250-21025-oxygen-sensor","title":"Walker 250-21025 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker 250-21025 Oxygen Sensor for Cadillac\u003c\/h2\u003e\u003cp\u003eThe Walker 250-21025 oxygen sensor is designed specifically for Cadillac Eldorado and Seville models. This non-heated sensor ensures accurate emission control by monitoring oxygen levels in the exhaust system, helping maintain optimal engine performance and fuel efficiency.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWiring harness length: 4.45 inches\u003c\/li\u003e\n\u003cli\u003eWire gauge measurement: 20 gauge\u003c\/li\u003e\n\u003cli\u003eSensor type: Non heated\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Cadillac Eldorado and Seville\u003c\/li\u003e\n\u003cli\u003eSingle wire configuration\u003c\/li\u003e\n\u003cli\u003eRadiused polygon male connector\u003c\/li\u003e\n\u003cli\u003eThread diameter: 18.0 mm\u003c\/li\u003e\n\u003cli\u003eOverall length: 7.99 inches\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWalker Products OE Line Details\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is part of the Walker Products OE line, which focuses on providing original equipment quality parts tailored to specific vehicle applications. The OE line ensures that the 250-21025 sensor matches factory specifications for fit, form, and function, making it a reliable replacement for Cadillac Eldorado and Seville emission systems.\u003c\/p\u003e\u003ch2\u003eProduct Description and Attributes\u003c\/h2\u003e\u003cp\u003eThe Walker 250-21025 oxygen sensor features a non-heated design with a single 20-gauge wire, suitable for precise oxygen level detection in the exhaust stream. Its 4.45-inch wiring harness length and radiused polygon male connector facilitate a secure and exact fit. The sensor mounts via an 18.0 mm threaded connection, with an overall length of 7.99 inches, ensuring compatibility with the specific exhaust configurations of Cadillac Eldorado and Seville models.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps maintain proper air-fuel mixture for efficient combustion\u003c\/li\u003e\n\u003cli\u003eReduces harmful emissions by providing accurate oxygen readings\u003c\/li\u003e\n\u003cli\u003ePrevents engine performance issues related to faulty sensors\u003c\/li\u003e\n\u003cli\u003eAddresses check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003cli\u003eSupports fuel economy by ensuring sensor accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Walker 250-21025 oxygen sensor, ensure the threaded mounting hole is clean and free of debris. Use appropriate anti-seize compound on the threads if recommended by the vehicle manufacturer. Confirm the radiused polygon male connector aligns correctly with the vehicle wiring harness to avoid connection issues. This sensor is designed for specific fitment on Cadillac Eldorado and Seville models, so verify compatibility before installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet or exceed original equipment standards. The 250-21025 part undergoes rigorous quality control to ensure durability and reliable performance in emission control systems. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43528086225077,"sku":"DKHD-250-21025","price":55.83,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25021025_Fro.jpg?v=1774891496","url":"https:\/\/www.partcatalog.com\/products\/walker-250-21025-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}