Shop 2001 Buick Century Oxygen Sensor (Rear, Lower). Malibu; 2.4L; Rear; All. VAPOR CANISTER/OXYGEN EMISSION, CANISTER - OEM Buick Part # 12618009

Oxygen. Sensor.
Oxygen Sensor. Assembly - Heated (O2) (POSN 2). Ft. Snsr.

Oxygen Sensor

Fits G6, Malibu

Malibu; 2.4L; Rear; All. VAPOR CANISTER/OXYGEN SENSOR, 2.4 liter, 2nd design.
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.