After the new BMW 3 Series stopped, it clicked.

Hello, car owner, this is the sound of metal expanding with heat and contracting with cold, and the sound of stopping to cool down after driving in high temperature. I hope my answer is helpful to you. You can keep asking me questions. I wish you a happy life and a smooth career. -The car master will serve you wholeheartedly? If there is something wrong with the car, ask the car master. 4S shop professional technician, 10 minutes to solve.