{"product_id":"denso-234-4339-oxygen-sensor","title":"Denso 234-4339 Oxygen Sensor - Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for Buick, Cadillac, Chevrolet, and GMC Vehicles\u003c\/h2\u003e\u003cp\u003eThe Denso OE Style Oxygen Sensor 234-4339 is designed to provide precise emissions control for specific vehicle models. Engineered with a heated sensor and a threaded mounting type, this oxygen sensor ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor for faster response times\u003c\/li\u003e\n\u003cli\u003eSpecific fit for Buick, Cadillac, Chevrolet, GMC, Isuzu, and Saab models\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 0.708-inch thread diameter\u003c\/li\u003e\n\u003cli\u003e15.75-inch wiring harness length with 4 wires and female connector\u003c\/li\u003e\n\u003cli\u003ePart number 234-4339 for exact replacement\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Denso OE Style Product Line\u003c\/h2\u003e\u003cp\u003eThe OE Style line from Denso focuses on delivering parts that meet original equipment specifications. This oxygen sensor 234-4339 is built to match the fit, form, and function of the factory-installed sensor, ensuring compatibility and reliable performance for your vehicle’s emission control system.\u003c\/p\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThis Denso oxygen sensor features a heated sensor element that allows it to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The 15.75-inch wiring harness with four wires and a female connector ensures a secure and proper electrical connection. Its threaded mounting type with a 0.708-inch diameter allows for straightforward installation in compatible vehicles. This sensor is specifically designed for models such as the Buick Lucerne, Cadillac DTS, Chevrolet Trailblazer, GMC Envoy, Isuzu Ascender, and Saab 9-7x, providing a precise fit and reliable operation.\u003c\/p\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 caused by sensor malfunction\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\u003eBefore installation, ensure the vehicle is cool to avoid burns. Disconnect the battery to prevent electrical shorts. Use the correct tools to remove the old sensor and install the new Denso 234-4339 oxygen sensor by threading it securely into place. Verify the wiring harness length and connector type match your vehicle’s specifications. After installation, clear any diagnostic trouble codes and perform a test drive to confirm proper sensor operation.\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 typically offers coverage against defects in materials and workmanship to ensure dependable performance and longevity.\u003c\/p\u003e","brand":"Denso","offers":[{"title":"Default Title","offer_id":43976904212661,"sku":"BBNF-234-4339","price":44.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NP_2344339_Fro.jpg?v=1775007316","url":"https:\/\/www.partcatalog.com\/products\/denso-234-4339-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}