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Why does my car shudder when I try to accelerate?

If your car shudders or vibrates when you try to accelerate, it could be caused by a few different issues with your vehicle's components. The most common causes include problems with the engine, transmission, or drivetrain. Let's take a closer look at the potential reasons behind this shuddering sensation.


Potential Causes of Car Shuddering During Acceleration



  • Worn Spark Plugs: Faulty or worn-out spark plugs can cause misfiring in the engine, leading to a shuddering sensation during acceleration.

  • Dirty or Clogged Fuel Injectors: Fuel injectors that are dirty or clogged can cause uneven fuel delivery, resulting in engine shuddering.

  • Transmission Issues: Problems with the transmission, such as worn clutch plates or a malfunctioning torque converter, can also cause shuddering during acceleration.

  • Worn Driveline Components: Issues with the driveline, including worn universal joints, worn CV joints, or a failing differential, can contribute to a shuddering sensation.

  • Engine Mounts: Worn or damaged engine mounts can allow the engine to move excessively, leading to shuddering during acceleration.


If your car is shuddering when you try to accelerate, it's important to have it inspected by a qualified mechanic to identify the underlying cause and address the problem. Ignoring the issue could lead to further damage to your vehicle's components.


Diagnosing and Addressing the Shuddering Issue


To diagnose the cause of the shuddering, a mechanic will typically start by performing a thorough inspection of the vehicle, including checking the engine, transmission, and driveline components. They may also conduct a test drive to observe the shuddering behavior and gather more information. Once the root cause has been identified, the mechanic can then recommend the appropriate repairs to address the issue and restore smooth acceleration.


It's important to address the shuddering problem promptly to prevent further damage to your vehicle and ensure a safe and comfortable driving experience. By working with a trusted mechanic, you can get to the bottom of the issue and have your car running smoothly again.

How do you fix a car that shakes when accelerating?


Look under the car, your car motor mount rubber blocks or bushings are worn out or broken, replace them. Check your brake pads and rotors, they are worn out too. Fix them. Make sure all your tire lug nuts are tight, your car will stop shaking when you slow down or speeding up.



Why is my car jerking and shuddering?


There are a range of reasons why your car is juddering at speed. Your vehicle could have dirty fuel injectors, a damaged fuel pump, a blocked catalytic converter, a faulty mass airflow sensor, broken spark plugs, or even an accumulation of moisture.



Why does my car shudder when I press the gas?


When your car's fuel intake system is overly clogged, which can happen after a lot of driving, your engine will start receiving irregular amounts of fuel. Your engine will begin to shake if it does not receive a constant, even flow of gas.



Is it bad to drive a car that jerks when accelerating?


If you notice that your car jerks when accelerating at low speeds, this is an issue that you shouldn't ignore. A jerking car is often a sign that your car will develop other problems if you don't address this issue through preventative maintenance care or a timely auto repair service.



Why is my car stuttering when I press the gas?


Spark plugs: Worn-out spark plugs, or the electrical cables attached to them, are one of the most common causes of stuttering. A deficient spark plug causes the engine to misfire, making your car jerk when you accelerate.



Can transmission cause shuddering?


No matter what type of car, truck, or SUV you drive, a transmission shudder is a common issue in the automotive world. You might feel a slight vibration under certain driving conditions, and the transmission is a likely culprit.



Why is my car juddering when I accelerate?


Whether its the fuel system, the air intake, the exhaust system or the hydraulic system, blockages can cause erratic performance and juddering when driving. Fuel systems in particular can become blocked due to contaminated or aging fuel, low quality fuel additives and corrosion.



How do you fix a stuttering car when accelerating?


The most common reason for a car jerk while accelerating is that one or more of your spark plugs may be going bad, which will lessen performance if the problem persists. If you think this might be the case, have a professional check them and replace them if necessary.



How do you fix an engine shudder?


Installing new spark plugs is the best way to resolve such vibration related issues. The timing belt ensures the accurate functioning of many critical components of the engine. Any issues with the timing belt can cause your car's engine to vibrate.



Is it safe to drive a shuddering car?


Not dangerous, but annoying, and like any vibration it will eventually hammer away at suspension components. Vibration under any other circumstances, it may be loose suspension components and may be very dangerous. In any case, a vibration should not be let go.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.