{"product_id":"delphi-es20384-oxygen-sensor","title":"Delphi ES20384 Oxygen Sensor - Rear","description":"\u003ch2\u003eDelphi ES20384 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20384 is a heated oxygen sensor designed for rear position installation on select Chevrolet and Pontiac models. This sensor helps maintain optimal engine performance and emissions control by accurately monitoring oxygen levels in the exhaust system.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response times\u003c\/li\u003e\n\u003cli\u003eFour-wire design ensuring reliable signal transmission\u003c\/li\u003e\n\u003cli\u003eSquare connector shape for secure and proper fitment\u003c\/li\u003e\n\u003cli\u003eThread size of 18 x 1.5 mm compatible with specified vehicles\u003c\/li\u003e\n\u003cli\u003eOverall length of 1265 mm for correct installation depth\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for installation guidance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Delphi ES20384 Oxygen Sensor\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20384 oxygen sensor is engineered to provide precise air-fuel mixture readings by measuring oxygen content in the exhaust gases. Its heated element allows the sensor to reach operating temperature quickly, improving fuel efficiency and reducing emissions. The four-wire configuration supports both the sensor signal and heater circuit, ensuring consistent performance. The square connector shape and 18 x 1.5 mm thread size are designed to match the rear oxygen sensor port on Chevrolet Cavalier and Pontiac Sunfire models, making it a direct replacement part. With an overall length of 1265 mm, this sensor fits securely without modification.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor is compatible with the following vehicles:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Cavalier (rear oxygen sensor)\u003c\/li\u003e\n\u003cli\u003ePontiac Sunfire (rear oxygen sensor)\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUse the Delphi ES20384 sensor to address issues related to exhaust emissions and engine performance in these specific models.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by the Delphi ES20384 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 exhaust emissions failing emissions tests\u003c\/li\u003e\n\u003cli\u003eEngine hesitation or rough idling caused by sensor malfunction\u003c\/li\u003e\n\u003cli\u003eFailed rear oxygen sensor diagnostics\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure the vehicle is cooled down before sensor removal to avoid burns\u003c\/li\u003e\n\u003cli\u003eUse the correct 18 x 1.5 mm thread size socket for installation\u003c\/li\u003e\n\u003cli\u003eDo not over-tighten the sensor to prevent thread damage\u003c\/li\u003e\n\u003cli\u003eVerify the square connector is fully seated and locked\u003c\/li\u003e\n\u003cli\u003eFollow the included instruction sheet for proper wiring and installation procedures\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet OEM specifications for durability and performance. The ES20384 part number undergoes rigorous testing to ensure reliable operation under normal driving conditions. Warranty coverage details should be confirmed with the point of purchase or Delphi directly.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388534128821,"sku":"BBMX-ES20384","price":122.2,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20384_Ang.jpg?v=1774712090","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20384-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}