You may not have a weapon in your vehicle here in PA without a permit. You can open carry, but not cover it or get into a vehicle of anykind w/o the permit, IIRC. Its just easier to get the permit, and much safer for you!
“There are three reasons to own a gun. To protect yourself and your family, to hunt dangerous and delicious animals, and to keep the King of England out of your face.” - Krusty the Clown