My car makes a clapping sound, I'm starting to worry about it. I think to myself, what can it be? not the headlights, handbrake, or A/C. Maybe the drivetrain? I hope not-- That'd be such a pain My car makes a clapping sound, I'm starting to worry about it. Car makes a sound, then I go faster. Then I stop cause it's making me nervous. My car makes a clapping sound, I'm starting to worry about it.