blockage

Hey peeps, I hope you are all well, I decided to create an account to get to the bottom of my issues. I've used this forum in the past to figure out problems I was having with my old Seat and it helped me massively, its a great community and everyone is super helpful - thank you! I just bought...

Temp keeps going up Coolant way over the MAX mark and boiling Bleeded the rad to find an epic amount of air came out but even when it's all gone there still seems to be air in there Any ideas guys? Just a block in the pipes or head on the way out? Mike