Demand authentic OEM GM parts for the exceptional quality and performance requirements of your vehicle. The recommended part 12559848 Oxygen Sensor is also referred to as GM Oxygen Sensor. We distribute these components through all certified dealer networks operating across the United States. All products have a 12-month, 12,000-mile warranty. The performance of your vehicle requires original equipment manufacturer components for proper installation. This item fits the following: Oldsmobile Aurora.
The GM part 12559848 Oxygen Sensor has been engineered to be reliable and easy to fit. This Direct Replacement component is supplied in New condition to ensure that the vehicle functions correctly. This GM Oxygen Sensor is supported by a factory warranty, to get details about delivery and returns, refer to our Shipping Policy and Return Policy pages. GM 12559848 uses a zirconium dioxide sensing element to detect uncombusted oxygen in exhaust gases, and generate a voltage signal which allows the engine control unit to adjust injector pulse width to achieve a closed-loop operation. Placed either below or above the catalytic converter, it aids in proper control of air-fuel ratios and checking the efficiency of the catalysts. Some of the applications make use of wideband capability and are able to extend the measurement range beyond the traditional narrow-band designs. Timely replacement of worn-out or polluted sensors contributes to the reduction of emissions, the recovery of fuel economy, and the preservation of exhaust parts, and it should be stressed that it is worth using real GM engineering.
The ideal choice to make when wanting an assuring quality and a flawless performance is OEM parts. These items are checked closely in terms of quality and designed to fit perfectly into GM's specifications in terms of factory completion making it very easy to install the parts. We have a large stock of OEM GM components, which also come at highly competitive prices in the market. Just in case you need any new original GM parts please be assured that we would provide them to you at your doorstep within a short period of time. In addition to this, all our pieces are covered by the manufacturer's warranty.