It’s rarely a good indicator that the engine in your GMC Yukon is behaving abnormally. This is because the engine is the fundamental component of your vehicle and any symptom of abnormal performing must be detected straight away and you must try to find the trigger of the failure. If it comes about that your GMC Yukon is hesitating during acceleration, we have done this tutorial to help you discover the trigger of your failure. We will now examine all the possible causes your GMC Yukon having hesitation in acceleration.


GMC Yukon WHICH hesitates while accelerating CAUSED BY THE IGNITION:

So let’s commence our list of the causes that can provoke hesitation during GMC Yukon acceleration. One of the most basic causes is that your ignition breaks down. We talk about ignition, but we can also extend to the malfunction to the ECU which by itself can give bad info that will disturb your ignition. It’s possible that your GMC Yukon a has gone limp mode, don’t be reluctant to browse this tutorial for more info. To be able to examine that one of these malfunctions is not the cause of your GMC Yukon having acceleration troubles, you will have to “suitcase” your vehicle. Also, you can have a look at the condition of your ignition coils, if you have more than one and one is defective it may be the explanation for the couplings, acceleration holes that you feel, if you only have one most of the time your GMC Yukon should not start.

Hesitation during GMC Yukon acceleration CAUSED BY THE INJECTORS:

Now let’s concentrate on the injector-related mishaps of your GMC Yukon’s fuel injectors. If you detect this feeling that your vehicle is grazing, it is quite possible that due to poor fuel quality one or more of your injectors have become clogged or obstructed, generating a bad air/fuel mixture to be delivered to the engine block and therefore automatically affect its normal operation, do not fail to examine your injectors. If during the test you find that one of your injectors is leaking on your GMC Yukon, please examine our small file to remedy this malfunction.

Hesitation during GMC Yukon acceleration CAUSED BY THE ACCELERATOR CABLE:

Another possible explanation why you feel hesitation during GMC Yukon acceleration, whether you are driving, stationary, hot, cold or accelerating, is that your throttle cable is badly worn. If your accelerator cable is in a bad state of wear, it will not slide correctly in its sheath and will snap, examine the level of wear of your accelerator cable.

GMC Yukon that hesitates when accelerating CAUSED BY THE FUEL FILTER:

As far as the fuel filter is concerned, we’re handling the same form of trouble as clogged injectors. If your GMC Yukon is clutching and you feel like it is grazing or you have holes when accelerating, your fuel filter may be stuck. The result would be that your whole intake system would be running at idle and therefore your engine would lack fuel supply to go normally. Don’t forget to examine it and change it if necessary. If you ever get the feeling that your GMC Yukon is going up in laps on its own, browse our tutorial it should help you to find out the origin.

Hesitation during GMC Yukon acceleration CAUSED BY THE PARTICULATE FILTER:

The ultimate explanation for an hesitating GMC Yukon during acceleration. Modern cars are built with an increasing number of options to limit emissions, the particulate filter is part of this package. Nevertheless, based on how you use it, it can become clogged and dirty. Especially if you drive short distances and don’t push your engine hard very often. If this is the case, it is possible that your ACP could become blocked and your GMC Yukon could give you acceleration concerns. Have it inspected.

Hesitation during GMC Yukon acceleration CAUSED BY A PUNCTURED HOSE:

To summarize, the last trouble, and surely the least frustrating for you, it is possible that one of your fuel or air intake hoses is punctured or cracked and that it causes a lack of air or fuel which will result in an GMC Yukon that gives acceleration troubles, examine under your hood, engine on, the level of wear of your hoses, be careful not to burn yourself. If this happens to you, your GMC Yukon may not be able to idle, in which case examine our little page to fix the malfunction in depth.

If you need more guides on the GMC Yukon, go to our GMC Yukon category.