Heated Oxygen Sensor - 12659516
Detail
An ACDelco GM Original Equipment Oxygen (O2) Sensor is a GM-recommended replacement for your vehicles original component, and is a special feedback sensor on your vehicles exhaust system. This sensor measures the proportion of oxygen in the exhaust gases. Using this measurement, the engine management computer can adjust the air/fuel ratio near the optimum value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. This original equipment oxygen sensor has been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors. Product Features:Detect oxygen content in the exhaust gases to optimize emissions and fuel economyGM-recommended replacement part for your GM vehicles original factory componentOffering the quality, reliability, and durability of GM OEManufactured to GM OE specification for fit, form, and function
