Car Vibrating at High Speeds: Common Causes and How to Fix It Why Does A Car Makes Rattling Noise When Accelerating? While lots of things from brakes to tires to steering can cause a car to vibrate, sometimes vibrations can actually come from the engine compartment. This happens when the engine isn't getting Vibration only under acceleration North American Motoring Understanding How Vibrations Are Transferred Precision Microdrives Bad Motor Mounts Causing Vibration Shaking Rough Acceleration? : r MechanicAdvice