Collisions error with vehicle. Turning is nigh impossible, barely moves

The problem was fixed


Your model have wrong orientation and scale. And not have skeleton. I do not see right car model setup for UE4. I see simply staic mesh.

Look this tutorials

Prepare model: Vehicle Modeling/Rigging Tutorial in Maya for Unreal Engine 4 - YouTube
Import and adjust: Unreal Engine 4 Vehicle Tutorial (Blueprint) - YouTube