A faulty PCV system can cause an overly lean a/f mixture, and result in misfires. Definitely on the list of suspects. A fuel trim measurement – easy for a shop to do – might show an overly lean mixture, consistent w/a pcv system problem.
A faulty PCV system can cause an overly lean a/f mixture, and result in misfires. Definitely on the list of suspects. A fuel trim measurement – easy for a shop to do – might show an overly lean mixture, consistent w/a pcv system problem.