How to fix the situation?

Question

Unity

how to drag arrows to an object?
Is this a problem in Unity or Blender?

Answer 1

It's from the blender. When modeling, you have a shifted pivot controller, and because of this, these arrows (pivot controllers) are not on the model. Look in Google how to change the position of the Pivot Pointa because I xs

Answer 2

First, put the "car (1)" object in zero coordinates (the Transform fields in the inspector). Then its "default" subobject.
Perhaps the offset of the box collider also needs to be zeroed.