Seaside Auto Repair

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Why does my car shake when idle?

Why Does My Car Shake When Idle? 

Experiencing a shaking car while at idle can be unsettling. At Wayside Garage in Seaside, CA, we often encounter this issue, and we understand how important it is to address it quickly. Here, we'll explore some of the most common reasons your car might shake when idle and how our team can help resolve these concerns.

1. Worn Engine Mounts:  
Engine mounts are crucial for stabilizing your engine. If these mounts become worn or damaged, the engine may move excessively, resulting in noticeable vibrations when your car is idling.

2. Faulty Spark Plugs or Ignition System:  
Spark plugs and the ignition system play a key role in your engine’s performance. Issues like worn-out spark plugs or problems in the ignition system can cause the engine to misfire, leading to irregular power delivery and shaking.

3. Problems with the Air Intake System:  
The air intake system ensures that your engine receives the right mix of air and fuel. A blockage or leak in this system, such as a clogged air filter, can disrupt this balance and cause your car to shake when idle.

4. Dirty or Malfunctioning Fuel System Components:  
Components like fuel injectors and the fuel pump need to be in good working order to maintain the proper fuel flow to your engine. Any disruption in this flow can lead to inefficient engine performance and shaking at idle.

5. Faulty Idle Control Valve:  
The idle control valve manages the engine's idle speed. If this valve is dirty or fails, it might not be able to regulate the engine's idle speed effectively, causing vibrations when the car is not moving.

Ignoring symptoms like shaking while idle can lead to more significant issues down the road. At Wayside Garage, we use advanced diagnostic tools to pinpoint the exact cause of your problem, ensuring we can fix it right the first time.

If your vehicle shakes when it idles, don’t wait for the issue to escalate. Call Wayside Garage at 831-899-2425 or visit us in Seaside, CA. Let our ASE-certified technicians provide you with a thorough inspection and the necessary repairs to keep your car running smoothly.
A shaking car can be more than just an annoyance; it can be a sign of underlying issues needing immediate attention. Regular checks and maintenance are your best defense against these problems escalating. Trust Wayside Garage to keep your vehicle in top condition.


Tune Up
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