LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Buick >> 1988 >> Regal Custom >> Repair and Diagnosis >> Engine Performance >> System >> PCV System >> Maintenance >> PCV Valve
October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.

PCV Valve

Remove and replace PCV valve every 30,000 miles. Do not attempt to clean valve. Replacement intervals may become shorter under severe service.