Original OEM GM parts deliver superior quality and meet all performance standards needed for optimal automotive operation. The authentic part identified by 19178942 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 19178942 Oxygen Sensor fits certain Chevrolet Silverado 2500 HD, Silverado 2500, Silverado 3500 models, as well as GMC Sierra 1500, Sierra 2500 HD, Sierra 2500 models.
The original GM component designated by manufacturer part number 19178942 maintains top performance when functioning as the Sensor, Computer Control Sensors unit. The component 19178942 is constructed from durable material and its dimensions span 14.4 x 1.6 x 1.1 inches while weighing 0.60 Pounds. The Direct Replacement component is ready in New condition to ensure full compatibility with your vehicle system. The part 19178942 has available replacement options 25315814. Each vehicle needs 2 units of the part marked as SKU 19178942. 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.
Maintaining the 14.7:1 optimal air/fuel ratio depends on the functionality of the GM part 19178942 Oxygen Sensor. This component is vital for proper catalytic converter operation. The sensor works as a galvanic battery which produces vital output voltage for the powertrain control module (PCM) feedback process. The vehicle possesses four heated oxygen sensors which include an upstream sensor and a downstream sensor for each of the cylinder bank sets for improved engine warm-up and precise voltage measurements. Due to their sensitivity sensors need to be handled gently throughout their replacement procedure and need to be protected from both falling and harsh touch. It is essential to follow correct procedures when installing the GM part 19178942 through vehicle securing with secure lifts followed by electrical lead removal and use of an oxygen sensor socket for sensor extraction. Penetrating oil should be applied to break resistance when undertaking sensor removal. New sensors from the manufacturer already possess a pre-applied anti-seize treatment which makes additional application unneeded during installation. Reliable GM components come with the benefit of meeting factory requirements which results in superior quality performance with compatible parts. Our website provides a complete range of OEM GM parts which include the 19178942 Oxygen Sensor with manufacturer warranty protection combined with economical pricing for fast shipping to your indicated location.








