Shop Buick Century Oxygen Sensor (Rear, Lower). 1st design. 5.3 LITER, 1st design. 6.0 liter. All Models Design, Right, Liter - OEM Buick Part # 19209805 (12581346, 12590750, 19210712, 19256730)

Sensor. Oxygen. Ft. Snsr.
1st Design. 2nd Design. Exc.Calif. Oxygen Sensor.

Oxygen Sensor

1st design. 5.3 LITER, 1st design. 6.0 liter. All Models; 5.3L; Rear; Right. All Models; 6.0L; Rear; Right. Express, Savana; Right. SSR; Rear; 1st Design. W/O DIESEL.
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.