When you discover irregular sounds on your Renault Laguna you tend to concerns about them. Especially when you feel a noise when you accelerate on your Renault Laguna. It is instantly assimilated to an engine motor problem and can therefore be significant. As we know that you do not take these disorders lightly, we have decided to publish this content page to help you find the causes and eliminate this concern as quickly as possible. To do this, we will first see what are the reasons of a high pitched noise when accelerating with my Renault Laguna, then what is a whistling or ratling noise at the acceleration of my Renault Laguna, then the sources of a noise that intensifies during acceleration and at last a noise that stops when I stop accelerating.
Ma Renault Laguna makes a high-pitched noise when I accelerate:
If your Renault Laguna produces a loud noise when you accelerate, it is quite possible that the alternator belt is the cause 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 Renault Laguna’s engine and although it is less important than the timing belt it can bring about engine problem if it stops working. This sound may be a indicator of a slackened belt, in which case the tensioner roller or its wear and tear may be at fault. In any case, verify the state of your belt and its tension. If it causes this acceleration noise on Renault Laguna, go to your auto mechanic.
Ma Renault Laguna makes whining noise when I accelerate:
- Rattling or whistling noise generated 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 Renault Laguna, it is conceivable that your turbo is declining and some of its parts are at the end of their life. Verify it and change it if it is the cause, otherwise you risk blockage your engine in the long run. If you listen to this blowing or whistling sound on your car, feel free to refer to this content page about turbo noises on Renault Laguna, if you would like more info.
If, on the other hand, you do not experience any power loss due to an humming noise on your Renault Laguna, it is more than likely that you have one of your junctions or air hoses that has holes. So verify the entire air supply system from your air filter to your engine to locate the source of this acceleration sound.
Ma Renault Laguna 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 Renault Laguna gets loud, then you will have to look at the rolling parts of your automobile. Indeed, if this loud noise does not appear when you iddle, it is necessarily in connection with your transmission, and, in general, to your wheels. The most basic cause is the state of your bearings, so don’t forget to verify their condition to be sure it is not the cause of this loud noise when you accelerate. If not, go to this document about the noises related to Renault Laguna noise wheels.
Ma Renault Laguna creates a noise when I accelerate that stops when I stop accelerating:
At last, if you encounter a noise when accelerating with your Renault Laguna 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 cause. Indeed, the clutch release bearings must be swapped almost every 120 000 / 130 000km. To check 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 change the clutch release bearings on your Renault Laguna. Read our article on clutch noise on Renault Laguna for more information.
