{"product_id":"bosch-13686-oxygen-sensor","title":"Bosch 13686 Oxygen Sensor - Downstream, Downstream Right or Upstream","description":"\u003ch2\u003eOverview of Bosch Engineered Oxygen Sensor 13686\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor 13686 is designed for specific fitment on select Buick, Cadillac, Chevrolet, GMC, and Pontiac models. This narrow-band heated oxygen sensor ensures accurate emission control and optimal engine performance by monitoring exhaust gases effectively.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for Buick Allure, Cadillac Escalade, Chevrolet Silverado 1500 HD, GMC Sierra 2500 HD, Pontiac Grand Prix, and more\u003c\/li\u003e\n\u003cli\u003eHeated narrow-band oxygen sensor with 4-wire design for precise readings\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18 mm thread diameter and 22 mm hex size for secure installation\u003c\/li\u003e\n\u003cli\u003eIncludes wiring harness with 12.6-inch length and trapezoid female connector\u003c\/li\u003e\n\u003cli\u003eDurable metal housing finished in steel for long-lasting performance\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Features and Specifications\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor 13686 features a 4-wire narrow-band heated sensor type, which provides reliable oxygen level detection in the exhaust system. The sensor’s wiring harness length measures 12.6 inches, with an overall length of 15.9 inches, allowing for proper routing and connection. It uses a trapezoid-shaped female connector with four female terminals, ensuring compatibility with the vehicle’s wiring system. The sensor mounts via a threaded design with an 18 mm thread diameter and an 18 mm thread size, secured using a 22 mm hex wrench. Constructed with a metal housing and finished in steel, this sensor is built to withstand harsh engine conditions. The part is a standard replacement grade, suitable for maintaining factory-level emission control performance.\u003c\/p\u003e\u003ch2\u003eAbout the Bosch Engineered Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor line focuses on delivering precise emission control components engineered to meet or exceed OEM specifications. This product line emphasizes durability and accurate sensor response, which is critical for maintaining engine efficiency and reducing harmful emissions. The 13686 oxygen sensor is part of this line, designed specifically for certain GM vehicles to ensure proper fit and function.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Common Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Allure and LaCrosse\u003c\/li\u003e\n\u003cli\u003eCadillac Escalade, Escalade EXT, and Yukon XL 1500\/2500\u003c\/li\u003e\n\u003cli\u003eChevrolet Avalanche 2500, Silverado 1500 HD, 2500 HD, 3500, Suburban 2500\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 1500, 1500 HD, 2500, 2500 HD, 3500, Savana 3500\u003c\/li\u003e\n\u003cli\u003ePontiac Grand Prix\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by Bosch Oxygen Sensor 13686\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEngine misfires caused by incorrect air-fuel mixture readings\u003c\/li\u003e\n\u003cli\u003eIncreased emissions due to faulty oxygen sensor signals\u003c\/li\u003e\n\u003cli\u003ePoor fuel economy resulting from inefficient combustion\u003c\/li\u003e\n\u003cli\u003eCheck engine light triggered by sensor failure or degradation\u003c\/li\u003e\n\u003cli\u003eFailed emissions tests related to sensor malfunction\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation requires a 22 mm hex socket for sensor removal and tightening. Ensure the sensor threads are clean and free of debris before installation. The wiring harness included should be routed carefully to avoid contact with hot or moving engine parts. This sensor is a specific fit, so verify compatibility with your vehicle’s make and model before installation. No mounting bracket is included, as the sensor mounts directly via threading.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eThe Bosch Engineered Oxygen Sensor 13686 is manufactured to meet OEM standards for durability and performance. It features a heated sensor element for faster response times and improved emission control. 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":44520467693749,"sku":"BBHK-13686","price":59.11,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/BS_13686_Fro_c5dbad72-1992-4450-bcea-c8403bb92da6.jpg?v=1775059337","url":"https:\/\/www.partcatalog.com\/products\/bosch-13686-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}