Shop 1985 Buick Century PCV Valve. Cruze; 1.4L; Fresh Air. Encore; Eng. Vin M - LE2; Fresh Air. Equinox Air, Fresh, May, Vin - OEM Buick Part # 12665644

PCV Valve.
Fresh Air. Location-Top Of Cam Cover. PCV Valve. Stamped #12665644.

PCV Valve

Fits Cruze, Encore, Equinox, Malibu, Spark, Terrain, Trax, Volt

Cruze; 1.4L; Fresh Air. Encore; Eng. Vin M - LE2; Fresh Air. Equinox, Terrain; 1.5L; Fresh Air. Malibu; 1.5L; Fresh Air. Spark; Fresh Air. Trax; Eng. Vin M - LE2; Fresh Air. Volt; Fresh Air.
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.