Shop 1998 Buick Century Oxygen Sensor (Rear, Lower). 2.4 liter. 2.4 LITER, all. 2.4 LITER, w/code: AUA LITER, Downstream - OEM Buick Part # 12656543 (12639693, 12646200, 213-4769, 2134769)

Oxygen. Sensor. Ft. Snsr.
2nd Design. Oxygen Sensor.

Oxygen Sensor

Fits Impala, LaCrosse, Malibu, Regal

2.4 liter. 2.4 LITER, all. 2.4 LITER, w/code: AUA. LaCrosse; 2.4L; Downstream. Malibu; 2.4L; Downstream. Regal; 2.4L; Downstream.
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.