Results of Incorrect Operation
WARNING: This page is about a different car, the 2003 GMC Envoy XL and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
A plugged PCV Pipe/passage way may cause:
- Rough idle
- Stalling or slow idle speed
- Oil leaks
- Sludge in engine