{"product_id":"denso-234-4243-oxygen-sensor","title":"Denso 234-4243 Oxygen Sensor - Downstream or Downstream Right","description":"\u003ch2\u003eReliable Oxygen Sensor for Chevrolet, GMC, Hummer, and Saab Vehicles\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4243 is designed to provide precise emissions control for specific Chevrolet, GMC, Hummer, and Saab models. This heated oxygen sensor ensures accurate air-fuel mixture readings to help maintain optimal engine performance and reduce harmful emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Chevrolet, GMC, Hummer, and Saab models\u003c\/li\u003e\n\u003cli\u003e14.84-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003eFour-wire configuration with female connector\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style line is engineered to meet original equipment specifications, providing a direct replacement for factory-installed parts. The 234-4243 oxygen sensor from this line offers reliable performance and fitment, ensuring compatibility with the targeted vehicle models without modification.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a heated design that allows it to reach operating temperature quickly, improving sensor accuracy and reducing emissions during cold starts. The 14.84-inch wiring harness length and four-wire setup with a female connector ensure proper electrical connections and ease of installation. The sensor mounts securely with a threaded design and a 0.708-inch thread diameter, matching factory mounting points on compatible vehicles.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Silverado 1500\u003c\/li\u003e\n\u003cli\u003eChevrolet Colorado\u003c\/li\u003e\n\u003cli\u003eChevrolet Trailblazer\u003c\/li\u003e\n\u003cli\u003eGMC Canyon\u003c\/li\u003e\n\u003cli\u003eGMC Envoy\u003c\/li\u003e\n\u003cli\u003eGMC Savana 1500, 2500, 3500\u003c\/li\u003e\n\u003cli\u003eHummer H3, H3T\u003c\/li\u003e\n\u003cli\u003eSaab 9-7x\u003c\/li\u003e\n\u003cli\u003eChevrolet Express 1500, 2500, 3500\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\u003eIncreased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or rough idling\u003c\/li\u003e\n\u003cli\u003eReduced engine performance and drivability issues\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. Disconnect the battery to prevent electrical shorts. Use the correct tools to remove the old sensor and install the Denso 234-4243 oxygen sensor, threading it securely without over-tightening. Verify the wiring harness length and connector type match the vehicle’s factory setup for a proper fit.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDenso OE Style oxygen sensors are manufactured to meet strict quality standards and original equipment specifications. While specific warranty details may vary, Denso parts typically come with a limited warranty covering defects in materials and workmanship to provide confidence in product reliability.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976803451061,"sku":"BBNF-234-4243","price":54.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344243_Fro_97828ab1-21d2-43ec-aa1c-7dd8cf8f89ed.jpg?v=1775007292","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4243-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}