Car Shakes & Shudders When Accelerating [Here's Why] Car Shakes When Accelerating but Not When Coasting: 9 Reasons Tire or wheel vibration is one of the most common complaints a mechanic receives. It can range from a minor annoyance to a serious safety hazard. The image outlines the primary culprits, 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 4 Reasons Your Car Vibrates When Accelerating! 234Drive What Causes Automatic Transmission Shaking and Vibrations? Bud's Auto Repair & Transmission