Recent automobiles represent a growing budget, whether it is caused by service or the unforeseen breakdowns connected with all the new technology built in cars. We usually tend to be anxious rapidly about the tiniest indicator of weakness, and that is a good thing, because a problem on a Jeep Grand Cherokee has to be dealt with quickly, otherwise it will get worse and affect additional components. Today we are going to see the solutions available to you if you are victim of a Jeep Grand Cherokee that vibrates at idle. First we will try to discover why your Jeep Grand Cherokee is vibrating when idle, and secondly what to do if it you have vibrations idle.

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Why is my Jeep Grand Cherokee having idle vibrations?

So we start our content with the motives of a Jeep Grand Cherokee that vibrates at idle. For this we will have to examine the parts that can provoke this tremor. We will mainly look at the fact that your Jeep Grand Cherokee only shakes at idle, if you feel vibrations at acceleration on Jeep Grand Cherokee vibrations don’t be reluctant to seek advice from our content which is about this issue. We can already eliminate some parts as possible the cause of this problem. Surely, as you are at a standstill, usually in neutral, we can already clear the vehicle’s transmission, running gear, bearings, suspensions, clutch and flywheel. You should be informed, nevertheless, that diesel engines usually tend to vibrate much more than petrol engines, especially older automobiles.
However, the bad info is that the reason your Jeep Grand Cherokee is shaking at idle is straight linked to your engine. The main causes of this vibration are very often linked to the fuel supply of the car, the ignition or the engine silent blocks. Here are the main roots of this vibration and their results on the behavior of your Jeep Grand Cherokee:

  • Injection: If the injection of your car is damaged and it motives trembling, you should feel some kind of coupling in the engine, as if the car was grazing.
  • Ignition: If, alternatively, it is the ignition of your car that is struggling, regardless it originates from a spark plug or the complete ignition, you will feel problems in the behavior of your engine motor. In reality, there will be sparks that don’t occur and it may be that one or more of your cylinders doesn’t operate.
  • Engine silent blocks: The least frustrating cause of a Jeep Grand Cherokee shaking at idle is indeed the engine silent blocks. They are a form of soft plastic pad that dampen all vibrations and shaking of your car’s engine. When they wear out, they usually tend to lose their function and as a result the vibrations caused by your engine intensify

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What if my Jeep Grand Cherokee is vibrating at idle?

Let’s proceed to the next step, now that you have managed to find the origins of your issue or at least to reduce the possible motives, we will explain to you that there are solutions available to get rid of each of these problems.

  • Injection: If your injection is the cause, the first thing to do will be to use a strong cleaning product that you will add to your fuel, it will cost you about ten euros, but if the issue is minor and only a few impurities obstruct their proper performing, you can cure it without going to your workshop. If this is not enough, you will have to reflect on a whole cleaning of the injection
  • Ignition: If it is your ignition that is producing your Jeep Grand Cherokee’s idle vibrations, you will need to pass the car through the diagnostic kit to get more information on the exact issue. And consider a replacement of malfunctioning parts, or an ECU adjustment
  • Motor Silent Blocks: The last trigger of vibration at standstill on your Jeep Grand Cherokee is that the vibration arises from your motor silent blocks. This is the repair that will cost you the least. In reality, changing silent blocks should not cost you more than 200€, go to your workshop to make this change and prevent your Jeep Grand Cherokee from shaking at idle.

Here are the main motives and answers to get rid of your issue of vibration at idle on Jeep Grand Cherokee, if furthermore to shaking it does not hold idle, do not hesitate to consult our article on this problem.

If you want more tutorials on the Jeep Grand Cherokee, go to our Jeep Grand Cherokee category.