engine oil

Hi all, I noticed that the gasket for the oil fill tube is sitting a little off. Is this cause for concern and if so, does anyone have a reference number for this gasket? Here is an image of it. This is a 2.4L Ecotec in my 2015 Verano.

Hello All! I searched high and low for an answer. Which side of the engine oil dipstick provides a correct reading? Front, back, or both? Front being the front of the car. I changed oil last week for my first change. 5 qts of Castrol Edge 5w-30. After a 300 mile trip, I checked the oil and...