{"product_id":"walker-250-24654-oxygen-sensor","title":"Walker 250-24654 Oxygen Sensor - Upstream","description":"\u003ch2\u003eOverview of Walker Products OE Oxygen Sensor 250-24654\u003c\/h2\u003e\u003cp\u003eThe Walker Products OE Oxygen Sensor 250-24654 is designed specifically for select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, 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 including Buick Rainier, Chevrolet Trailblazer, GMC Envoy, and more\u003c\/li\u003e\n\u003cli\u003e16.46-inch 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\u003eThreaded mounting with 18.0 mm thread diameter\u003c\/li\u003e\n\u003cli\u003eOverall length of 20.0 inches for proper installation depth\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor from Walker Products OE features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 16.46-inch wiring harness with four 20-gauge wires provides reliable electrical connectivity, while the radiused polygon female connector ensures a precise and secure fit. The sensor is designed with a threaded mounting type and an 18.0 mm thread diameter, making installation straightforward and compatible with the specified vehicle models. The overall length of 20.0 inches accommodates proper placement within the exhaust system.\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 meet or exceed OEM specifications. This oxygen sensor is part of that line, ensuring compatibility and performance consistent with factory-installed components. Choosing Walker Products OE means selecting a sensor engineered for durability and precise emissions control tailored to specific vehicle applications.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Rainier and 9-7x\u003c\/li\u003e\n\u003cli\u003eChevrolet Trailblazer, Trailblazer EXT, Colorado, and Canyon\u003c\/li\u003e\n\u003cli\u003eGMC Envoy, Envoy XL, Envoy XUV, and Bravada\u003c\/li\u003e\n\u003cli\u003eIsuzu Ascender\u003c\/li\u003e\n\u003cli\u003eOldsmobile and Saab models as specified\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eIssues Addressed by This Oxygen Sensor\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eIncorrect air-fuel mixture readings causing poor fuel economy\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003eIncreased emissions due to sensor malfunction\u003c\/li\u003e\n\u003cli\u003eEngine performance problems such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor accuracy\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before beginning installation to avoid burns. Use the correct tools to remove the old sensor and install the new one with the 18.0 mm threaded mounting. Verify the connector matches the radiused polygon female type to avoid wiring issues. Properly route the 16.46-inch wiring harness to prevent damage or interference with moving parts. After installation, clear any diagnostic trouble codes and perform a test drive to confirm sensor operation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eWalker Products OE oxygen sensors are manufactured to meet stringent quality standards, ensuring reliable performance and durability. This part number 250-24654 is backed by Walker's quality assurance processes. Please refer to Walker's official warranty policy for specific coverage details.\u003c\/p\u003e","brand":"Walker","offers":[{"title":"Default Title","offer_id":43532428050613,"sku":"DKHD-250-24654","price":57.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/O2_25024654_Fro.jpg?v=1774891706","url":"https:\/\/www.partcatalog.com\/products\/walker-250-24654-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}