{"product_id":"bosch-13474-oxygen-sensor","title":"Bosch 13474 Oxygen Sensor - Downstream, Downstream Right or Upstream","description":"\u003ch2\u003eReliable Oxygen Sensor for GM Vehicles\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor 13474 is designed specifically for select Buick, Cadillac, Chevrolet, GMC, Oldsmobile, and Pontiac models. This narrow-band heated oxygen sensor ensures accurate air-fuel mixture readings to support optimal engine performance and emissions control.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for GM vehicles including Silverado, Tahoe, Escalade, and more\u003c\/li\u003e\n\u003cli\u003eHeated narrow-band oxygen sensor with 4-wire design for precise operation\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter and 22 mm hex size\u003c\/li\u003e\n\u003cli\u003eIncludes 12.7-inch wiring harness with male blade terminals and square connector\u003c\/li\u003e\n\u003cli\u003eDurable metal housing finished in steel for long-lasting use\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eAbout the Bosch Engineered Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor line focuses on delivering reliable emission control components tailored to specific vehicle applications. This product line emphasizes precise sensor technology and durable construction to meet OEM standards. The 13474 oxygen sensor is part of this line, providing a standard replacement solution engineered to maintain factory-level performance in GM trucks and cars.\u003c\/p\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThis Bosch oxygen sensor features a narrow-band heated sensor type with four wires and blade terminals, ensuring accurate and responsive feedback to the engine control unit. The sensor’s threaded mounting type with an 18 mm diameter and 22 mm hex size allows for secure installation. The wiring harness length is 12.7 inches, with an overall length of 16.4 inches, including a 15.2-inch length from the sealing surface to the connector end. The connector is male with a square shape, designed for a specific fit on compatible GM models. The sensor housing is made of metal with a steel finish, weighing approximately 0.22 pounds.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick models such as Century, LeSabre, and Regal\u003c\/li\u003e\n\u003cli\u003eCadillac including DeVille, Eldorado, Seville, and Escalade\u003c\/li\u003e\n\u003cli\u003eChevrolet trucks and cars like Silverado 1500, Tahoe, and Impala\u003c\/li\u003e\n\u003cli\u003eGMC trucks including Sierra 1500, Yukon, and Savana series\u003c\/li\u003e\n\u003cli\u003eOldsmobile and Pontiac models such as Cutlass, Grand Prix, and Firebird\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 data\u003c\/li\u003e\n\u003cli\u003eIncreased emissions and failed emissions tests\u003c\/li\u003e\n\u003cli\u003eEngine performance problems such as rough idling or hesitation\u003c\/li\u003e\n\u003cli\u003eFailed or degraded sensor causing drivability issues\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the vehicle is cool before removing the old oxygen sensor to avoid burns. Use a 22 mm oxygen sensor socket for removal and installation. Verify the sensor’s wiring harness and connector match the vehicle’s factory harness for proper fitment. Thread the sensor carefully to avoid cross-threading and torque to manufacturer specifications. The Bosch 13474 includes the wiring harness for a direct replacement installation.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eBosch Engineered Oxygen Sensors are manufactured to meet or exceed OEM standards for durability and performance. This sensor is a standard replacement part designed for reliable operation in emission control systems. While specific warranty details are not provided here, Bosch products typically come with a limited warranty covering defects in materials and workmanship.\u003c\/p\u003e","brand":"Bosch","offers":[{"title":"Default Title","offer_id":44519285358773,"sku":"BBHK-13474","price":49.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_13474_Fro.jpg?v=1775059317","url":"https:\/\/www.partcatalog.com\/products\/bosch-13474-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}