{"product_id":"delphi-es20051-oxygen-sensor","title":"Delphi ES20051 Oxygen Sensor - Center, Front Left, Rear or Rear Left","description":"\u003ch2\u003eDelphi ES20051 Heated Oxygen Sensor Overview\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20051 is a heated oxygen sensor designed for precise emission control in select Cadillac, Chevrolet, and Pontiac vehicles. Engineered with a 4-wire configuration and a square connector shape, this sensor ensures accurate air-fuel mixture readings for optimal engine performance.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated oxygen sensor with 4 wires for reliable operation\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 425.0 mm for correct installation depth\u003c\/li\u003e\n\u003cli\u003eIncludes oxygen sensor and instruction sheet for installation guidance\u003c\/li\u003e\n\u003cli\u003ePosition-specific fitment: center, front left, left, and rear locations\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eTechnical Details and Compatibility\u003c\/h2\u003e\u003cp\u003eThe Delphi ES20051 oxygen sensor is engineered to meet the emission control requirements of various Cadillac, Chevrolet, and Pontiac models, including the Camaro, DeVille, Eldorado, Firebird, and Seville. Its heated sensor type allows for faster warm-up times, improving sensor responsiveness and reducing emissions during cold starts. The 4-wire design supports both the sensor signal and heater circuit, ensuring consistent performance. The square connector shape and 18 x 1.5 mm thread size provide a secure and precise fit, while the 425.0 mm overall length accommodates proper sensor placement in the exhaust system.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHelps resolve rough idling caused by incorrect air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eAddresses increased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eImproves fuel efficiency by providing accurate oxygen level data\u003c\/li\u003e\n\u003cli\u003eReduces engine hesitation and stalling issues related to faulty sensors\u003c\/li\u003e\n\u003cli\u003ePrevents check engine light triggers related to oxygen sensor faults\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eWhen installing the Delphi ES20051 oxygen sensor, ensure the vehicle is compatible with the specified makes and models, including Cadillac DeVille and Chevrolet Camaro. Use the included instruction sheet for proper installation procedures. Verify the sensor’s position matches the vehicle’s required location—center, front left, left, or rear. Apply anti-seize compound to the threads if recommended by the vehicle manufacturer to facilitate future removal. Tighten the sensor to the specified torque to avoid damage.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDelphi oxygen sensors are manufactured to meet OEM standards for durability and performance. The ES20051 part number undergoes rigorous testing to ensure reliable operation under various driving conditions. While specific warranty details may vary, Delphi typically offers coverage against defects in materials and workmanship. Refer to the product documentation or vehicle service manual for warranty terms applicable to this oxygen sensor.\u003c\/p\u003e","brand":"Delphi","offers":[{"title":"Default Title","offer_id":43388521873589,"sku":"BBMX-ES20051","price":59.96,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/DE_ES20051_Ang.jpg?v=1774712030","url":"https:\/\/www.partcatalog.com\/products\/delphi-es20051-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}