When you notice uncommon sounds on your Chevrolet HHR you tend to stress about them. Especially when you feel a noise when you accelerate on your Chevrolet HHR. It is right away assimilated to an engine issue and can therefore be critical. As we know that you do not take these complications lightly, we have made a decision to write this document to support you find the causes and eradicate this issues as quickly as possible. To do this, we will first see what are the oeigins of a high pitched noise when accelerating with my Chevrolet HHR, then what is a whistling or ratling noise at the acceleration of my Chevrolet HHR, then the origins of a noise that intensifies during acceleration and finally a noise that ends when I stop accelerating.
Ma Chevrolet HHR makes a high-pitched noise when I accelerate:
If your Chevrolet HHR makes a loud noise when you accelerate, it is quite conceivable that the alternator belt is the reason of your issue. You will need to establish if this noise takes place abruptly and if it can stop as it started. The alternator belt is a wearing part that is employed to bring power to the secondary components of your Chevrolet HHR’s engine and although it is less vital than the timing belt it can bring about engine problem if it stops working. This noise may be a sign of a slackened belt, in which case the tensioner roller or its wear and tear may be to blame. In any case, check the condition of your belt and its tension. If it causes this acceleration noise on Chevrolet HHR, go to your technician.
Ma Chevrolet HHR makes whining noise when I accelerate:
- Rattling or whistling noise created by the turbo
- Humming noise caused by air leakage
If you have a power loss that occurs with the rattling noise when you accelerate with your Chevrolet HHR, it is conceivable that your turbo is declining and some of its parts are at the end of their life. Examine 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 noise on your car, feel free to refer to this content about turbo noises on Chevrolet HHR, if you would like more details.
If, on the other hand, you do not experience any power loss due to an humming noise on your Chevrolet HHR, it is more than likely that you have one of your junctions or air hoses that has holes. So check the whole air supply system from your air filter to your engine to discover the starting point of this acceleration sound.
Ma Chevrolet HHR makes 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 Chevrolet HHR gets loud, then you will have to think about the rolling parts of your vehicle. In fact, if this loud noise does not occur when you iddle, it is certainly in connection with your transmission, and, in general, to your wheels. The most known reason is the state of your bearings, so make sure to check their condition to be sure it is not the reason of this loud noise when you accelerate. If not, go to this document about the noises related to Chevrolet HHR noise wheels.
Ma Chevrolet HHR makes a noise when I accelerate that ends when I stop accelerating:
To finish, if you encounter a noise when accelerating with your Chevrolet HHR and this noise which could be a cliking sound tends to end 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 swapped almost every 120 000 / 130 000km. To test it, you just have to see if you have more difficulty than usually 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 mechanic to swap the clutch release bearings on your Chevrolet HHR. Look at our article on clutch noise on Chevrolet HHR for more information.
