P0304 Buick - would the crank shaft seal cause this?

Question

I took my my car to the shop and they said I needed to replace the seal within the month. Would this be why the car is misfiring?

Answer 1

P0304 Misfire number 4 cylinder

P0300 Random misfire

The crankshaft seal , your  are  leaking motor oil from the front engine seal.But this seal would not cause a misfire, the probelm about having a crankshaft seal problem is you leave oil stains everywhere you park.and losing motor oil