Shop 2002 Buick Century Oxygen Sensor. 3.5 & 3.9 LITER. 3.5 & 3.9 LITER W/FLEX FUEL. 3.5 & 3.9 LITER W/O LITER, FUEL, EMISSION - OEM Buick Part # 12584925

Sensor. Oxygen. Assembly - Heated (O2) (POSN 1). Ft.
Oxygen Sensor.

Oxygen Sensor

Fits Impala, Lucerne, Monte Carlo

3.5 & 3.9 LITER. 3.5 & 3.9 LITER W/FLEX FUEL. 3.5 & 3.9 LITER W/O FLEX FUEL. 3.9 LITER. Impala, Monte Carlo; 3.5L, 3.9L; Front. Lucerne; Front; 3.9L.
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.