After replacing my radiator I put the radiator coolant inside the radiator I Drive less than a block my BMW X3 2004 overheat

What is your question?

My radiator was cracked on my BMW after I replace the radiator drove it in the hose lower bottom hose came out so had to replace the hose put it back on now the car is overheating what is the problem I drive maybe one block and it overheats into the red zone

What makes this problem better or worse?

After replacing my radiator my car overheats when I drive 50 gauge jump to the red zone

How long has your 2004 BMW X3 had this problem?

1month