{"product_id":"ntk-21044-oxygen-sensor","title":"NTK 21044 Oxygen Sensor - Downstream","description":"\u003ch2\u003eOverview of NTK Direct Fit Oxygen Sensor 21044\u003c\/h2\u003e\u003cp\u003eThe NTK Direct Fit Oxygen Sensor 21044 is designed for precise emission control in select Buick, Chevrolet, GMC, Isuzu, Oldsmobile, Pontiac, and Saab vehicles. This heated oxygen sensor ensures accurate air-fuel mixture readings to maintain optimal engine performance and reduce emissions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eHeated sensor type for faster response time\u003c\/li\u003e\n\u003cli\u003eSpecific fit for models including Chevrolet Colorado, GMC Canyon, and Buick Rainier\u003c\/li\u003e\n\u003cli\u003e12.25-inch wiring harness length for proper installation\u003c\/li\u003e\n\u003cli\u003eThreaded mounting type with 18mm thread diameter\u003c\/li\u003e\n\u003cli\u003eFour-wire configuration for reliable signal transmission\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetails on the Direct Fit Oxygen Sensor Line\u003c\/h2\u003e\u003cp\u003eThe Direct Fit Oxygen Sensor line by NTK offers sensors engineered to match original equipment specifications. This ensures a direct replacement without the need for modifications, providing a seamless fit and reliable performance. The 21044 part number belongs to this line, emphasizing compatibility and ease of installation for specific vehicle models.\u003c\/p\u003e\u003ch2\u003eProduct Features and Specifications\u003c\/h2\u003e\u003cp\u003eThis oxygen sensor features a heated element that allows it to reach operating temperature quickly, improving fuel efficiency and emissions control. The 12.25-inch wiring harness length provides sufficient reach for proper connection in the engine bay. Its threaded mounting type with an 18mm diameter ensures secure installation in the exhaust system. The four-wire design supports both the sensor signal and heater circuit, essential for accurate readings and sensor longevity.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBuick Rainier and Saab 9-7x\u003c\/li\u003e\n\u003cli\u003eChevrolet Colorado and Malibu\u003c\/li\u003e\n\u003cli\u003eGMC Canyon, Envoy, Envoy XL, Envoy XUV, and Trailblazer models\u003c\/li\u003e\n\u003cli\u003eIsuzu Ascender and Bravada\u003c\/li\u003e\n\u003cli\u003eOldsmobile and Pontiac G6\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Issues Addressed by NTK Oxygen Sensor 21044\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCheck engine light triggered by faulty oxygen sensor\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\u003c\/li\u003e\n\u003cli\u003eReduced engine performance and drivability problems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eEnsure the engine and exhaust system are cool before installation to avoid burns. Use the correct 18mm socket for removal and installation to prevent damage to the sensor or exhaust threads. Verify the four-wire connector matches the vehicle harness for proper electrical connection. Avoid over-tightening to maintain sensor integrity and prevent exhaust leaks.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eNTK oxygen sensors are manufactured to meet or exceed OEM standards, ensuring reliable performance and durability. The Direct Fit Oxygen Sensor 21044 undergoes rigorous testing for fit, form, and function. Warranty coverage details should be confirmed with the product documentation or supplier.\u003c\/p\u003e","brand":"NTK","offers":[{"title":"Default Title","offer_id":43961870778549,"sku":"BFPZ-21044","price":51.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/NO_21044_Fro.jpg?v=1775006691","url":"https:\/\/www.partcatalog.com\/products\/ntk-21044-oxygen-sensor","provider":"PartCatalog","version":"1.0","type":"link"}