When you detect unusual noises on your Mercedes Benz GLA Class you tend to concerns about them. Specifically when you feel a noise when you accelerate on your Mercedes Benz GLA Class. It is right away assimilated to an engine trouble and can therefore be serious. As we know that you do not take these problems lightly, we have chosen to publish this document to support you find the causes and eradicate this concern as quickly as possible. To do this, we will first see what are the oeigins of a high pitched noise when accelerating with my Mercedes Benz GLA Class, then what is a whistling or ratling noise at the acceleration of my Mercedes Benz GLA Class, then the sources of a noise that intensifies during acceleration and at last a noise that stops when I stop accelerating.noise-when-acceleratingmercedes-benz-gla-class

Ma Mercedes Benz GLA Class makes a high-pitched noise when I accelerate:

If your Mercedes Benz GLA Class produces a loud noise when you accelerate, it is quite possible that the alternator belt is the reason of your trouble. You will need to identify if this noise shows up suddenly and if it can stop as it started. The alternator belt is a wearing part that is used to bring power to the secondary components of your Mercedes Benz GLA Class’s engine and although it is less crucial than the timing belt it can generate engine troubles if it fails. This sound may be a sign of a slackened belt, in which case the tensioner roller or its wear and tear may be responsible. In any case, verify the state of your belt and its tension. If it causes this acceleration noise on Mercedes Benz GLA Class, go to your mechanic.

Ma Mercedes Benz GLA Class makes whining noise when I accelerate:

  • Rattling or whistling noise created by the turbo
  • If you have a power loss that occurs with the rattling noise when you accelerate with your Mercedes Benz GLA Class, it is conceivable that your turbo is failing and some of its parts are at the end of their life. Check it and change it if it is the reason, otherwise you risk clogging your engine in the long run. If you listen to this blowing or whistling sound on your car, feel free to consult this content page about turbo noises on Mercedes Benz GLA Class, if you would like more information.

  • Humming noise caused by air leakage
  • If, on the other hand, you do not feel any power loss due to an humming noise on your Mercedes Benz GLA Class, it is more than likely that you have one of your junctions or air hoses that has holes. So verify the complete air supply system from your air filter to your engine to determine the source of this acceleration sound.

Ma Mercedes Benz GLA Class produces an increasingly loud noise when I accelerate:

If, on the other hand, you have the feeling that the more you gain speed, the more your noise at acceleration on Mercedes Benz GLA Class gets loud, then you will have to look at the rolling parts of your automobile. In fact, if this loud noise does not show up when you iddle, it is necessarily related to your transmission, and, in general, to your wheels. The most basic reason is the state of your bearings, so make sure to verify their condition to make sure it is not the reason of this loud noise when you accelerate. If not, go to this content page about the noises related to Mercedes Benz GLA Class noise wheels.

Ma Mercedes Benz GLA Class makes a noise when I accelerate that stops when I stop accelerating:

At last, if you encounter a noise when accelerating with your Mercedes Benz GLA Class and this noise which could be a cliking sound tends to reduce when you disengage (press the clutch pedal), then one of the wear parts of your clutch system may be the reason. In fact, the clutch release bearings must be changed almost every 120 000 / 130 000km. To evaluate it, you just have to see if you have more difficulty than every time shifting gears, if you feel a resistance either stronger or non-existent in the clutch pedal. If you have any of these manifestations, go to your auto technician to swap the clutch release bearings on your Mercedes Benz GLA Class. Go through our article on clutch noise on Mercedes Benz GLA Class for more information.