Demand authentic OEM GM parts for the exceptional quality and performance requirements of your vehicle. The recommended part 12704309 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: Cadillac CT4.
The GM part 12704309 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. This GM part delivers a critical exhaust feedback by the use of a zirconium dioxide sensing element to measure unburned oxygen, and output an accurate voltage to the engine control computer, allowing the fuel-injector timing to be accurate and a closed-loop operation to occur to allow effective catalytic operation. The GM part was designed to accommodate the rich/lean signaling as well as the wideband air-fuel ratio readings to maintain low emissions and stable fuel economy. The contamination may lead to loss of response with time, so the 12704309 must be inspected periodically to maintain the performance to an optimal level and achieve compliance with the emission standards.
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.