{"product_id":"denso-234-4286-oxygen-sensor","title":"Denso 234-4286 Oxygen Sensor - Downstream Left or Downstream Right","description":"\u003ch2\u003eOverview of the Denso OE Style Oxygen Sensor 234-4286\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4286 is designed for precise emission control in select General Motors vehicles. This heated oxygen sensor features a specific fitment for models such as the Chevrolet Silverado 1500 HD, GMC Sierra 2500 HD, and Cadillac Escalade ESV, ensuring accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4-wire design for reliable operation\u003c\/li\u003e\n\u003cli\u003eSpecific fitment for Cadillac, Chevrolet, GMC, Pontiac, and Saturn vehicles\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003e21.65-inch wiring harness length with male connector\u003c\/li\u003e\n\u003cli\u003ePart number 234-4286 for precise identification and compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis Denso oxygen sensor belongs to the OE Style product line, which focuses on delivering original equipment quality and fitment. The OE Style line is engineered to meet or exceed factory specifications, providing a direct replacement for the original sensor. The 234-4286 sensor includes a heated element to reduce warm-up time and improve emissions control under various operating conditions.\u003c\/p\u003e\u003cp\u003eWith a 4-wire configuration and a male connector, this sensor ensures proper electrical connections and communication with the vehicle’s engine control unit. The 21.65-inch wiring harness length allows for straightforward installation without the need for extensions or modifications. The threaded mounting type with a 0.708-inch diameter matches factory mounting points for secure attachment.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is specifically designed for use in the following makes and models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCadillac Escalade ESV\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 1500 Classic, HD, and HD Classic\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 1500, 2500, 3500, and their HD and Classic variants\u003c\/li\u003e\n\u003cli\u003ePontiac G6 and Aura\u003c\/li\u003e\n\u003cli\u003eSaturn models including the Aura\u003c\/li\u003e\n\u003cli\u003eChevrolet Suburban 2500 and Yukon XL 1500\/2500\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by the Denso 234-4286 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 issues such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor degradation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Denso 234-4286 oxygen sensor, ensure the vehicle is cool to avoid burns. Use the correct socket size for the 0.708-inch threaded sensor to prevent damage. Verify the wiring harness length and connector gender match the vehicle’s factory harness to avoid electrical issues. It is recommended to apply anti-seize compound on the threads to facilitate future removal.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso’s OE Style oxygen sensors are manufactured to meet original equipment standards, ensuring reliable performance and durability. While specific warranty details may vary, Denso typically offers coverage against defects in materials and workmanship. Using a sensor from the OE Style line helps maintain factory-level emission control and engine management system integrity.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976848474293,"sku":"BBNF-234-4286","price":64.32,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344286_Fro.jpg?v=1775007303","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4286-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}