Shop 1991 Buick Century Sensor. Oxygen. Oxide. Nitrogen. (Front). 2017-22, EGR VALVE & RELATED Diesel, NOx, Position - OEM Buick Part # 24001917 (55509677)

A Sensor which detects the amount of Nox in the exhaust system. NOX Sensor. Oxygen Sensor. Ft. NOx.

Nitrogen Oxide (NOx) SensorOxygen Sensor

Fits Express 2500, Express 3500, Savana 2500, Savana 3500

2017-22, EGR VALVE & RELATED COMPONENTS. Express 2500; 2.8L Diesel; Position 1. Express 3500; 2.8L Diesel; Position 1. Savana 2500; 2.8L Diesel; Position 1. Savana 3500; 2.8L Diesel; Position 1.
Oxygen Sensor - Repair or Replace
A failed Oxygen Sensor will often have no noticeable symptoms beyond a check engine light, but it does cause your to operate inefficiently and produce higher emissions. Our technicians have access to manufacturer-approved repair processes and genuine parts.