What does the PVC valve screen does
Just clean it and replace the PCV if it does not work properly. Not a big deal.
No it will not cause any acceleration problems unless the blow by is so bad that it starts fouling out the spark plugs, then it's time for another engine or a rebuild.
Looking for a Used Town Car in your area?
CarGurus has 16 nationwide Town Car listings starting at $5,495.
Search Lincoln Town Car Questions
Lincoln Town Car Experts
Related Models For Sale