Shop Buick Century Oxygen Sensor (Rear). 500L; Lower. 500L; Upper. Dart; 1.4L; Lower. W/TURBO. Oxygen EMISSION, Lower, Make - OEM Buick Part # 68142340AA

Oxygen Sensor.
Oxygen Sensor.

Oxygen Sensor

Fits 500L, Dart

500L; Lower. 500L; Upper. Dart; 1.4L; Lower. W/TURBO.
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.