Cottonwood Auto Repair

An idle shake can be irritating because it feels like the car is struggling, even when it drives fine once you pull away. The tough part is that the same shake can come from a simple airflow issue or from something more mechanical. What helps is treating the idle as a clue and narrowing the possibilities with a few quick observations. Start by paying attention to what changes in the shake and what does not. Why Idle Shakes Feel Different Than Driving Vibrations At idle, the engine is running at low RPM with very little momentum, so small imbalances stand out more. Anything that makes one cylinder work harder, or makes the engine sit slightly off its usual position, is easier to feel through the steering wheel and seat. That is why the shake can be noticeable at a stoplight but fade once the RPM rises. Driving vibrations often come from rotating parts like tires or wheels, but an idle shake is usually engine-related. It can still travel through the chassis and feel ... read more