When you find out about irregular noises on your Opel Zafira you tend to worry about them. Specifically when you feel a noise when you accelerate on your Opel Zafira. It is right away assimilated to an engine motor problem and can therefore be considerable. As we know that you do not take these complications lightly, we have chosen to create this document to support you find the causes and eliminate this concern as quickly as possible. To do this, we will first see what are the causes of a high pitched noise when accelerating with my Opel Zafira, then what is a whistling or ratling noise at the acceleration of my Opel Zafira, then the origins of a noise that intensifies during acceleration and at last a noise that stops when I stop accelerating.
Ma Opel Zafira makes a high-pitched noise when I accelerate:
If your Opel Zafira generates a loud noise when you accelerate, it is quite possible that the alternator belt is the reason of your problem. You will need to define 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 carry power to the secondary components of your Opel Zafira’s engine and although it is less important than the timing belt it can generate engine failure if it fails. This noise may be a symptom of a slackened belt, in which case the tensioner roller or its wear and tear may be at fault. In any case, check the condition of your belt and its tension. If it causes this acceleration noise on Opel Zafira, go to your technician.
Ma Opel Zafira makes whining noise when I accelerate:
- Rattling or whistling noise caused by the turbo
- Humming noise caused by air leakage
If you have a power loss that accompanies the rattling noise when you accelerate with your Opel Zafira, it is conceivable that your turbo is declining and some of its components are at the end of their life. Examine it and swap it if it is the reason, otherwise you risk blockage your engine in the long run. If you perceive this blowing or whistling noise on your car, feel free to refer to this content about turbo noises on Opel Zafira, if you would like more info.
If, on the other hand, you do not get any power loss due to an humming noise on your Opel Zafira, it is more than likely that you have one of your junctions or air hoses that has holes. So check the complete air supply system from your air filter to your engine to discover the starting point of this acceleration sound.
Ma Opel Zafira generates 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 Opel Zafira gets loud, then you will have to check the rolling parts of your car. Indeed, if this loud noise does not appear when you iddle, it is necessarily connected to your transmission, and, in general, to your wheels. The most basic cause is the state of your bearings, so make sure you check their state to ensure that it is not the cause of this loud noise when you accelerate. If not, go to this article about the noises related to Opel Zafira noise wheels.
Ma Opel Zafira creates a noise when I accelerate that ends when I stop accelerating:
Finally, if you encounter a noise when accelerating with your Opel Zafira and this noise which could be a cliking sound tends to stop when you disengage (press the clutch pedal), then one of the wear parts of your clutch system may be the cause. Indeed, the clutch release bearings must be replaced approximately 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 symptoms, go to your technician to replace the clutch release bearings on your Opel Zafira. Look at our article on clutch noise on Opel Zafira for more information.
