Shop 2001 Buick Century Oxygen Sensor (Rear, Lower). 6.0 liter, front of converter. All Models; 6.0L Front, Converter, Liter - OEM Buick Part # 12565397 (12563346)

Sensor. Oxygen.
Calif. Oxygen Sensor. Assembly - Heated (O2). Ft. Snsr.

Oxygen Sensor

6.0 liter, front of converter. All Models; 6.0L; Front. All Models; 8.1L. All Models; 8.1L; Front. All Models; 8.1L; Rear; Right. Express, Savana; Over 8500 GVW; Front; 8.1L. Express, Savana; Over 8500 GVW; Rear; 8.1L. Express, Savana; Under 8500 GVW; Front; 8.1L. Front of converter, 6.0L. Front of converter, 8.1L. Front, 6.0L. Front, 8.1 liter. Front, 8.1L. Rear of converter, 8.1L. Rear, 8.1 liter. Rear, 8.1L. W/O 7.4 LITER, GAS, 8.1L.
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.