Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 12679885 Oxygen Sensor is available in the market under the name GM Oxygen Sensor. This genuine product has a full warranty coverage from the manufacturer available at all authorized GM dealers throughout the United States. This part 12679885 Oxygen Sensor fits certain Chevrolet Silverado 2500 HD, Express 2500, Express 3500 models, as well as GMC Sierra 2500 HD, Savana 2500, Savana 3500 models.
The original GM component designated by manufacturer part number 12679885 maintains top performance when functioning as the Sensor Assembly-Heated Oxygen (Pre-Catalyst Bank 1 Se unit. The component 12679885 is constructed from durable material and its dimensions span 8.1 x 3.2 x 3.2 inches while weighing 0.50 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. This component receives the designation of Upper Oxygen Sensor; Sensor, Computer Control Sensors. The part 12679885 has available replacement options. GM manufacturer provides a warranty that ensures reliable operation of this product. The Shipping Policy and Return Policy pages outline complete details regarding shipping procedures and return processes.
The GM part 12679885 Oxygen Sensor receives exhaust oxygen signals to enable the powertrain control module (PCM) operation that controls fuel injector width and regulates a proper 14.7:1 air-fuel ratio for efficient burning with reduced emissions. Proper functionality of the GM sensor depends on maintaining regular maintenance that connects electrical power and provides proper airflow to reach operational temperature for precise system performance. A proper replacement of GM part 12679885 demands the removal of the electrical connector followed by wrench use or oxygen sensor socket extraction and thread application of anti-seize compound before installing it with the required torque specifications. Accurate system performance depends on the functioning post-converter oxygen sensor because it tests converter efficiency to maintain reliable vehicle operations. For those seeking genuine components, the website offers authentic GM components which include the 12679885 part that meets factory requirements and provides effortless installation. All parts acquired by customers benefit from manufacturer warranties.