Shop Buick Century PCV Valve. PCV Valve - Repair or Replace If your PCV system is malfunctioning, you LITER, May, System - OEM Buick Part # 2674032804 (26740 32804, 26740-32804, 2674032800)

Valve - PCV.
From 05/02/03. From 05/22/01. PCV Valve.

PCV Valve

PCV Valve - Repair or Replace
If your PCV system is malfunctioning, you may notice any of several symptoms: if your tailpipe smokes or your engine idle speed is high or erratic, the PCV valve or its associated parts may need service. You may also notice that the dipstick in your won't stay in the dipstick tube, or that your oil cap hisses as the engine is running.