FixVault
Home
›
Chevrolet
›
1981
›
Corvette Automatic Trans
›
Repair and Diagnosis
›
Engine Performance
›
Engine Control Systems
›
Positive Crankcase Ventilation System (PCV)
›
Service Procedures
›
BUICK
›
PCV Valve
PCV Valve
Remove from intake manifold or rocker arm cover and replace every 30, 000 miles.