{"product_id":"walker-250-21001-oxygen-sensor","title":"Walker 250-21001 Oxygen Sensor - Upstream, Upstream Left or Upstream Right","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-21001\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-21001 is designed for specific vehicle applications, including Buick, Chevrolet, GMC, Jeep, and more. This non-heated oxygen sensor features a threaded mounting type and a radiused polygon female connector, ensuring precise fitment and reliable performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eWiring harness length: 12.13 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 select makes and models\u003c\/li\u003e\n\u003cli\u003eConnector shape: Radiused polygon, female gender\u003c\/li\u003e\n\u003cli\u003eThread diameter: 18.0 mm\u003c\/li\u003e\n\u003cli\u003eOverall length: 15.67 inches\u003c\/li\u003e\n\u003cli\u003eMounting type: Threaded\u003c\/li\u003e\n\u003cli\u003eSingle wire configuration\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Walker Products OE oxygen sensor (part number 250-21001) is engineered to meet the exact specifications of various GM and other domestic and import vehicles. The sensor’s non-heated design is suitable for applications where a heated sensor is not required, providing accurate oxygen level readings to the engine control unit. The 20-gauge wire and 12.13-inch wiring harness length allow for proper connection and signal transmission. Its radiused polygon female connector ensures a secure and precise fit, reducing the risk of electrical issues. The threaded mounting type with an 18.0 mm thread diameter facilitates straightforward installation in compatible exhaust systems.\u003c\/p\u003e\u003ch2\u003eWalker Products OE Brand Line Information\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE line focuses on delivering original equipment quality parts that match or exceed factory specifications. This oxygen sensor is part of that line, ensuring compatibility and performance for vehicles such as the Chevrolet Camaro, GMC Sierra, Jeep Cherokee, and Buick LeSabre. The OE line emphasizes durability and fitment accuracy, making it a reliable choice for emission control sensor replacements.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick LeSabre, Century, and Regal\u003c\/li\u003e\n\u003cli\u003eChevrolet Camaro, Impala, and Suburban\u003c\/li\u003e\n\u003cli\u003eGMC Sierra and Yukon\u003c\/li\u003e\n\u003cli\u003eJeep Cherokee and Wrangler\u003c\/li\u003e\n\u003cli\u003eCadillac DeVille and Eldorado\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by This Oxygen Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor readings\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy due to incorrect air-fuel mixture\u003c\/li\u003e\n\u003cli\u003eRough engine idle or hesitation during acceleration\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests caused by sensor malfunction\u003c\/li\u003e\n\u003cli\u003eIncreased exhaust emissions and pollution\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cool before sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse appropriate oxygen sensor socket for threaded installation\u003c\/li\u003e\n\u003cli\u003eVerify connector type matches the vehicle harness (radiused polygon, female)\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten; torque to manufacturer specifications\u003c\/li\u003e\n\u003cli\u003eInspect wiring for damage before installation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet strict quality standards for emission control components. While specific warranty details may vary, Walker typically offers coverage against defects in materials and workmanship. This oxygen sensor is designed to provide consistent performance and durability when installed according to vehicle specifications.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43528078459061,"sku":"DKHD-250-21001","price":31.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25021001_Fro.jpg?v=1774891490","url":"https:\/\/www.partcatalog.com\/products\/walker-250-21001-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}